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22:09:44 Mon 29 Jun 2026

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Daye Special Steel

(3)

(3)

Taiyuan University of Tec

(3)

Tianjin Youfa Pipeline Te

(3)

Wuhan Haier Water Heater

(3)

Anhui Chang Ning New Mat

(2)

Anhui Nuoyi Tech Co Ltd

(2)

Baoji Tianlian Huitong Co

(2)

Beijing Inst Technology

(2)

CCCC Fourth Harbor Engine

(2)

CNOOC China Co Ltd Hainan

(2)

CNOOC Tianjin Pipeline En

(2)

Chengdu Aircraft Industry

(2)

China Constr 8th Engineer

(2)

China Special Equipment I

(2)

Chongqing Runran Fluid Te

(2)

Chuanghuida Design Co Ltd

(2)

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(2)

Dongtai Huitong Machinery

(2)

Gezhouba Group Ecological

(2)

Hebei Natural Gas Co Limi

(2)

Huizhou Testing Inst Guan

(2)

Jiangsu Jinshengyuan Spec

(2)

Jiangsu Langboone Pipelin

(2)

Linhai Sitong Pipe-Making

(2)

Powerchina Guiyang Engine

(2)

SEPCO1 Electric Power Con

(2)

Schowitz Environmental Te

(2)

Shandong Anneng New Mater

(2)

Shandong University

(2)

Southwest Petroleum Unive

(2)

Tianjin Sipaibo Tech Co L

(2)

Tianjin Youfa Dezhong Ste

(2)

Wuxi Institute of Technol

(2)

Wuxi Shengte Petrochemica

(2)

Xiamen University

(2)

Zhonghan Lyuzhi Wuhan Pip

(2)

ACRE Coking & Refractory

(1)

(1)

Aerospace Haiying Zhenjia

(1)

Anboxi Sichuan Oil And Ga

(1)

Anhui & Huaihe River Inst

(1)

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(1)

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(1)

Anhui Hongao Auto Parts C

(1)

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(1)

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(1)

Anhui Masteel Conveying E

(1)

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(1)

Anhui Tongxiao Fire Proof

(1)

Asian First Refrigeration

(1)

Avic Youpengzhou Pipeline

(1)

Baoding Heavy Ind Co Ltd

(1)

Baoding Tianwei Baobian E

(1)

Baoji Huaguang Casting Ma

(1)

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(1)

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(1)

Baotou Inspection and Tes

(1)

Beijing Aerospace Petroch

(1)

Beijing China Coal Mine E

(1)

Beijing China Coal Mine E

(1)

Beijing Distr Heating Gro

(1)

Beijing Hinnotek Co Ltd

(1)

Beijing Qingning Xinan Te

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Beijing Zhenxing Qingfa T

(1)

Bengbu Triumph Engineerin

(1)

Binzhou Weiqiao Guoke Adv

(1)

Blooms United Group

(1)

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(1)

Bucc No 4 Dev Constructio

(1)

CCCC Shanghai Dredging

(1)

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(1)

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(1)

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(1)

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(1)

CRRC Datong; Crrc Tech In

(1)

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(1)

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(1)

Cangzhou Longtaidi Pipe T

(1)

Cangzhou Zhuotu Automatio

(1)

Cathay Biotech; Cibt Amer

(1)

Cbim Tech Co Ltd

(1)

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(1)

Central South University

(1)

Cgn High Tech Nuclear Mat

(1)

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(1)

Chang\'an University

(1)

Chang\'an University; Zhe

(1)

Changchun University of S

(1)

Changfei Quartz Tech Wuha

(1)

Changji Branch Huadian Xi

(1)

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(1)

Changsha Maxxom High Tech

(1)

Changzhou Jintan Hongtu R

(1)

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(1)

Changzhou Kuaile Tech Co

(1)

Changzhou Pujiang Stainle

(1)

Changzhou Runlai Technolo

(1)

Changzhou University

(1)

Chec Dredging Co Ltd

(1)

Chengdu Alang Tech Co Ltd

(1)

Chengdu Gas Group Co Ltd

(1)

Chengdu University of Tec

(1)

China 19th Metallurgical

(1)

China 22MCC Group Corpora

(1)

China Building Mat Test &

(1)

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(1)

China Coal Research Inst;

(1)

China Communications Cons

(1)

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(1)

China Faw Group

(1)

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(1)

China Jiliang University

(1)

China Jiliang University;

(1)

China MCC20 Group Corpora

(1)

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(1)

China Nat Rare Earth Grou

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Cnpc Engineering Material

(1)

Cssc Huangpu Wenchong Shi

(1)

Daqing Jinxiangyu Technol

(1)

Daqing Oilfield Kunlun Me

(1)

Datang Fuzhou No 2 Power

(1)

Dayan Zhichuang Hangzhou

(1)

(1)

Dongfang Electric Deyang

(1)

Dongfang Turbine, Dongfan

(1)

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(1)

Dongying City Jinyilai Pe

(1)

Dongying Jinwang Petroleu

(1)

Double Coin Group (Jiangs

(1)

(1)

East China University of

(1)

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(1)

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(1)

Elaflex Hiby Gmbh & Co Kg

(1)

Electric Power Science Re

(1)

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(1)

Feidong Shenran Natural G

(1)

Fengguo (China)

(1)

First Inst Of Oceanograph

(1)

Foshan Plastics Group Co

(1)

Foshan University

(1)

Foshan Zhongyong Automati

(1)

(1)

Fuzhou University

(1)

Gansu Houyou Building Tec

(1)

Goody Science & Tech Co L

(1)

Gree Electric Appliance (

(1)

Gree Electric Appliances,

(1)

Grinm Additive Tech Co Lt

(1)

Guangdong Bangke Intellig

(1)

Guangdong Chantao Steel S

(1)

Guangdong Huading Enginee

(1)

Guangdong Inst Of Geologi

(1)

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(1)

Guangdong Mogu Zhongnuo D

(1)

Guangdong Nengda Highway

(1)

Guangdong Qingsu Ind Co L

(1)

Guangdong Shunde Pinyan P

(1)

Guangdong Suanzi Lianxian

(1)

Guangdong Tech Center Of

(1)

Guangdong Wali Tech Co Lt

(1)

Guangdong Yaonan Construc

(1)

Guangdong Yuehai Yuexi Wa

(1)

Guangdong Yuehao Construc

(1)

Guangdong Zhiyuan Chuangn

(1)

Guangdongspecial Equipmen

(1)

Guangzhou Bureau Of Extra

(1)

Guangzhou Garnor Industri

(1)

Guangzhou Gas Group Co Lt

(1)

Guangzhou Guangmo Cosmeti

(1)

Guangzhou Jintu Geotechni

(1)

Guangzhou Lushan New Mat

(1)

Guangzhou Nanfang Intelli

(1)

Guangzhou No 3 Municipal

(1)

Guangzhou University

(1)

Guangzhou Yuntong Water C

(1)

Guixi Futai Waterproof Te

(1)

Guizhou Hanggu Power Tech

(1)

Guizhou Kunyuan Power Tec

(1)

Guoneng Shendong Coal Gro

(1)

Handan Yuexin New Materia

(1)

Handan Zhengda Pipe Group

(1)

Hangzhou Bainuo Electric

(1)

Hangzhou Gelunbu Robot Co

(1)

Hangzhou Hanze Industrial

(1)

Hangzhou Suriot Tech Co L

(1)

Hangzhou Tongben Mould Mf

(1)

Hanjiang Nat Laboratory;

(1)

Harbin Boiler Co Limited

(1)

Harbin Dongan High Prec T

(1)

Harbin Normal University

(1)

Health Line Tech Foshan C

(1)

Hebei Fangquan Pipeline E

(1)

Hebei Jidong Construction

(1)

Hebei Tongtao Pipe Ind Gr

(1)

Hebei Yahang Cable

(1)

Hebei Yifuma Pipe Ind Co

(1)

Hebei Yutong Special Rubb

(1)

Hebei Zhongsu Pipeline Te

(1)

Hechang Cable Material Te

(1)

Hefei General Machinery R

(1)

Hefei Haixi New Material

(1)

Hefei Institutes of Physi

(1)

Hefei Zhihuiguo Tech Info

(1)

Heilongjiang Branch Co Ch

(1)

Heilongjiang Province Wat

(1)

Henan Pinggao Electric

(1)

Henan Xinxuan Environment

(1)

Henan Zhongyuan System En

(1)

Hongri Zhejiang Holding C

(1)

Hongyun Honghe Tobacco (G

(1)

Huadian Electric Power Re

(1)

Huadian Engineering

(1)

Huadian Luntai Thermoelec

(1)

Huadian Xinzhou Guangyu C

(1)

Huaian Sifang Insulating

(1)

Huaneng Gansu Energy Dev

(1)

Huaneng Lancang River Hyd

(1)

Huaneng Qingyang Coal and

(1)

Huaneng Shandong Shidao B

(1)

Huanjiang Laboratory; Han

(1)

Hubei Anguang Ceram Co Lt

(1)

Hubei Changjiang Ecologic

(1)

Hubei Feige Technology

(1)

Hubei Jinhe Energy Ind Co

(1)

Hubei Lvchang Filtration

(1)

Hubei University of Techn

(1)

Hunan Anguang Inspection

(1)

Hunan Motor Vehicle Detec

(1)

Hunan Shuangma New Materi

(1)

Hunan Valin Xiangtan Iron

(1)

Inner Mongolia North Heav

(1)

Inner Mongolia Weicong Da

(1)

Inner Mongolia Zhihong Xi

(1)

Innerbichler Daniel

(1)

Inspur Smart City Tech Co

(1)

Inst Of Metal Research Ch

(1)

(1)

Jian Power Supply Branch

(1)

(1)

Jiangnan Shipyard Group

(1)

Jiangsu Baohong Tech Deve

(1)

Jiangsu Bolong Aerospace

(1)

Jiangsu Chnv Instr Contro

(1)

Jiangsu Daocheng Pipe Ind

(1)

Jiangsu Gaoye Flange Co L

(1)

Jiangsu Hanma Laser Techn

(1)

Jiangsu Huajian Construct

(1)

Jiangsu Huayuan Luda Pipe

(1)

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(1)

Jiangsu Jindian Pipe Fitt

(1)

Jiangsu Jinshi Machinery

(1)

Jiangsu Kuize Machinery I

(1)

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(1)

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(1)

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(1)

Jiangsu Manjiangchun Urba

(1)

Jiangsu Mingjiang Valve C

(1)

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(1)

Jiangsu Nari Hengchi Elec

(1)

Jiangsu Ocean University

(1)

Jiangsu Renze Environment

(1)

Jiangsu Runsen Piping

(1)

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(1)

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(1)

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(1)

Jiangsu Shengtai Energy S

(1)

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(1)

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(1)

Jiangsu Yuanyi Engineerin

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(1)

Jiangxi Aisende Ind Co Lt

(1)

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(1)

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(1)

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(1)

Jiangxi Modern Polytechni

(1)

Jiangxi Qiansu Pipe Ind C

(1)

Jiangxi Stronger Hydrauli

(1)

Jiangyin Hesheng Plastic

(1)

Jiangyin Hualong Stainles

(1)

Jianhu Jintuo Machinery M

(1)

Jilin Special Equipment I

(1)

Jilin University

(1)

Jilin Yucheng Constructio

(1)

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(1)

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(1)

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(1)

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(1)

Jingchu University of Tec

(1)

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(1)

Juan Bes Management Tech

(1)

Jubian Xinneng Anhui Co L

(1)

Juzhengyuan Shenzhen New

(1)

Kaipurui Environmental Pr

(1)

Kaixin Chaochun Pipeline

(1)

Kia Corp [kr]; Hyundai Mo

(1)

Kingstronbio Changshu Co

(1)

(1)

Knight Ind & Associates I

(1)

Kunshan Kundao Ind Comple

(1)

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(1)

Lanzun Tech Shandong Co L

(1)

(1)

Lianyungang City Metering

(1)

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Liaocheng University

(1)

Liaoning Datang Int Hulud

(1)

Liaoning Shihua Universit

(1)

Lijiahao Coal Mine Of Chi

(1)

Lin Minrui; Zhejiang Xing

(1)

Lingdong Nuclear Power Co

(1)

Lingshui Nongtou Marine A

(1)

Lingyun Jiensi Tech Co Lt

(1)

Lingzhi Environmental Pro

(1)

Linli Jinhuatian Machiner

(1)

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(1)

Liu Minghui; Karamay Camp

(1)

Liuan Zhongcai Pipeline T

(1)

Loetum Tech Jiangsu Co Lt

(1)

Longkou Power Oil Pipe Co

(1)

(1)

Lujiang Lixiang Battery T

(1)

MCC Communication Constru

(1)

Mcelroy Mfg Inc

(1)

Mehow Innovative

(1)

Meta Platform Tech Llc [u

(1)

Mixue Ice City Co Ltd

(1)

Munters Europe Gmbh

(1)

(1)

Nanchang Hangkong Univers

(1)

Nanchong Branch Sichuan J

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Nanjing Liansu Technology

(1)

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(1)

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(1)

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(1)

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National Chin-Yi Universi

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Ningbo Anbang Pipe Co Ltd

(1)

Ningbo Gaohe Baichuang In

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Ningbo Municipal Engineer

(1)

No 3 Engineering of CCCC

(1)

No 704 Research Inst Of C

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

(1)

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(1)

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(1)

(1)

(1)

Research Institute Of Eco

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(1)

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Changjiang Institute Of Survey Planning Design And Research Co Ltd and Changjiang Geophysical Explor & Testing Co Ltd Submit Chinese Patent Application for Pipe Diameter Measuring ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Changjiang Institute Of Survey Planning Design And Research Co Ltd and Changjiang Geophysical Explor & Testing Co Ltd have submitted a patent application for Pipe Diameter Measuring Device and Method. This invention was developed by Huang Wenhuan, Su Ting, Xiao Jiahao, Chen Shangfa, Ding Liangqing, Cheng Peng..

Shandong Kang GE Energy Technology and Shandong University of Science and Technology Seek Patent for Method for Intelligently Detecting Blockage Position of Coal Mine Filling Pipel..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shandong Kang GE Energy Technology and Shandong University of Science and Technology have sought patent for Method for Intelligently Detecting Blockage Position of Coal Mine Filling Pipeline by Using Radioactive Isotope. This invention was developed by Du Zhaowen, Yang Shuai, Yoon Dae-wi, Bi Zhiqiang, Zheng C..

Binzhou Weiqiao Guoke Advanced Technology Research Institute and Zouping Hongzheng New Material Technology Submit Chinese Patent Application for Reconfigurable Motion Platform and ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Binzhou Weiqiao Guoke Advanced Technology Research Institute and Zouping Hongzheng New Material Technology have submitted a patent application for Reconfigurable Motion Platform and Mobile Robot with Multiple Motion Modes in Pipeline Curved Surface Environment. This invention was developed by Lin Song, Wu Yut..

Beijing China Coal Mine Engineering, Changjiang Institute Of Survey Planning Design And Research Co Ltd and Jianghan Water Network Construction Dev Co Ltd Of China South To North W..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Beijing China Coal Mine Engineering, Changjiang Institute Of Survey Planning Design And Research Co Ltd and Jianghan Water Network Construction Dev Co Ltd Of China South To North Water Diversion Group have submitted a patent application for Sleeve Valve Pipe Structure, Parameter Determination Method and High-..

Lijiahao Coal Mine Of China Nat Energy Baotou Energy Co Ltd and Liaoning Technical University Submit Chinese Patent Application for Coal Mine Drainage Pipeline Mounting Robot and W..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Lijiahao Coal Mine Of China Nat Energy Baotou Energy Co Ltd and Liaoning Technical University have submitted a patent application for Coal Mine Drainage Pipeline Mounting Robot and Working Method Thereof. This invention was developed by Wang Jianguo, Li Guocheng, Yang Di, Zhang Kai, Meng Zhigang, Xie Chunxue,..

Ningbo Municipal Engineering Construction Group and Yongrun Construction Engineering Submit Chinese Patent Application for Annular Synchronous Grouting Distributor Shell Structure ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Ningbo Municipal Engineering Construction Group and Yongrun Construction Engineering have submitted a patent application for Annular Synchronous Grouting Distributor Shell Structure for Pipe Gallery Construction Equipment. This invention was developed by Ye Zhaoquan, Xin Chaoming, Jiang Xianlong, Xu Enqiang, ..

Hefei General Machinery Research Institute Co Ltd and Sinomach General Machinery Science & Tech Co Ltd File Chinese Patent Application for Refrigeration Pipe Welding and Positionin..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Hefei General Machinery Research Institute Co Ltd and Sinomach General Machinery Science & Tech Co Ltd have filed a patent application for Refrigeration Pipe Welding and Positioning Tool. This invention was developed by Wang Xiaoguang, Kong Xiaoming, Zhu Shuting, Shang Yunheng, He Junqian, Li Wei and Zhang Hu..

Tianjin Polytechnic University and Inner Mongolia Chenggang Pipeline Tech Co Ltd Submit Patent Application for Self-adaptive Fusion Steel Pipe Welding Seam Tracking Method and Syst..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Tianjin Polytechnic University and Inner Mongolia Chenggang Pipeline Tech Co Ltd have submitted a patent application for Self-adaptive Fusion Steel Pipe Welding Seam Tracking Method and System. Gu Rui, Liu Wenji, Yue Jianfeng and Liu Chengguo developed the invention. The patent application number is CN2026..

Chang'an University and Zhejiang Academy Of Emergency Management Sciences Zhejiang Safety Production Tech Detection Examinat Apply for Patent on Device and Method for Simulating Su..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Chang'an University and Zhejiang Academy Of Emergency Management Sciences Zhejiang Safety Production Tech Detection Examinat have applied Chinese patent for Device and Method for Simulating Surface Collapse Under Coupling Action of Pipeline Leakage and Rainfall. Huang Qiangbing, Xue Liming, Tao Xuewen, Ma Sha..

Tiandi Changzhou Automation Co and Changzhou Research Institute Co Ltd Of China Coal Tech And Engineering Group Submit Patent Application for Coal Mine Pipeline Water Quality Monit..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Tiandi Changzhou Automation Co and Changzhou Research Institute Co Ltd Of China Coal Tech And Engineering Group have submitted a patent application for Coal Mine Pipeline Water Quality Monitoring Device and Method. Lu Min, Wang Xueming, Huang Jingzhi, Lu Donggui, Liu Yan, Song Chuanzhi, Wan Gaojie, Yuan Youli..

CGN Inspection Tech Co Ltd and Suzhou Nuclear Power Research Institute File Chinese Patent Application for Self-adaptive Ultrasonic Detection Device for Pressure Vessel Connecting ..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- CGN Inspection Tech Co Ltd and Suzhou Nuclear Power Research Institute have filed a patent application for Self-adaptive Ultrasonic Detection Device for Pressure Vessel Connecting Pipe. This invention was developed by Liu Chao, Hong Maocheng, Shu Jialong, Zhao Yue, Huang Chunming, Wang Tao, Ye Xin and Wang We..

Zhonghan Lyuzhi Wuhan Pipeline Tech Co Ltd and Wuhan Design & Research Institute Co Ltd Of China Coal Technology & Engineering Group Submit Chinese Patent Application for Abrasion ..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Zhonghan Lyuzhi Wuhan Pipeline Tech Co Ltd and Wuhan Design & Research Institute Co Ltd Of China Coal Technology & Engineering Group have submitted a patent application for Abrasion Test System and Method for Coal Slurry Conveying Pipeline. This invention was developed by Geng Pengyue, Lu Yun, Zhang Chunquan,..

Shenyang Jianzhu University and Tianjin Renai College Apply for Patent on Static Pressure Prestress Measuring Device for Concrete Pipe Pile

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Shenyang Jianzhu University and Tianjin Renai College have applied Chinese patent for Static Pressure Prestress Measuring Device for Concrete Pipe Pile. Yang Zhijian, Wang Wenjin and Liu Xiao developed it. The patent application number is CN202511676408 20251117. The patent publication number is CN12172084..

Guixi Futai Waterproof Tech Co Ltd Submits Chinese Patent Application for Internal Coating Detection Device for Small-caliber Long-distance Pipeline

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Guixi Futai Waterproof Tech Co Ltd has submitted a patent application for Internal Coating Detection Device for Small-caliber Long-distance Pipeline. This invention was developed by Li Long, Liu Miao and Yi Cheng. The patent application number is CN202511591088 20251103. The patent publication number is CN..

State Intellectual Property Office of China Releases China Special Equipment Inspection & Research Institute, Beijing Jiaotong University and Csei Pipeline Eng Beijing Co Ltd Paten..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released China Special Equipment Inspection & Research Institute, Beijing Jiaotong University and Csei Pipeline Eng Beijing Co Ltd patent application for Nonlinear Ultrasonic Detection Method for Aging Degree of Polyethylene Gas Pipeline. This invention was deve..

Anhui Chang Ning New Mat Co Ltd Submits Patent Application for Modified Plastic Metal Corrugated Pipe Composite Sounding Pipe

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Anhui Chang Ning New Mat Co Ltd has submitted a patent application for Modified Plastic Metal Corrugated Pipe Composite Sounding Pipe. Du Changlin and Dong Yin developed the invention. The patent application number is CN202511628057 20251107. The patent publication number is CN121298898 (A). International ..

State Intellectual Property Office of China Releases Anhui Chang Ning New Mat Co Ltd Patent Application for Modified Plastic Thin-wall Steel Pipe Composite Sounding Pipe

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released Anhui Chang Ning New Mat Co Ltd patent application for Modified Plastic Thin-wall Steel Pipe Composite Sounding Pipe. This invention was developed by Du Changlin and Li Dumin. The patent application number is CN202511628044 20251107. The patent publi..

Guangzhou Lushan New Mat Co Ltd Submits Patent Application for Rapid Testing Method for Thermal Aging Failure of Oil and Gas Pipeline Anticorrosive Coating Material

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Guangzhou Lushan New Mat Co Ltd has submitted a patent application for Rapid Testing Method for Thermal Aging Failure of Oil and Gas Pipeline Anticorrosive Coating Material. Hu Zhenlong, Wang Jiasheng and Li Mingliang developed the invention. The patent application number is CN202511852797 20251210. The pa..

Shanghai Haikai Anticorrosion Engineering Tech Branch Of CNOOC Changzhou Paint Chemical Research Ins Submits Chinese Patent Application for Rotatable Corrosion Coupon Detection Sam..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Shanghai Haikai Anticorrosion Engineering Tech Branch Of CNOOC Changzhou Paint Chemical Research Ins has submitted a patent application for Rotatable Corrosion Coupon Detection Sampling Device in Oil and Gas Pipeline. This invention was developed by Chen Jinghua, Wang Chen, Zhang Wei, Liu Cheng, Sun Zongteng,..

Qingdao Xusheng Intelligent Control Tech Co Ltd Submits Chinese Patent Application for Hydraulic Hose Performance Test Experiment Table

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Qingdao Xusheng Intelligent Control Tech Co Ltd has submitted a patent application for Hydraulic Hose Performance Test Experiment Table. This invention was developed by Liu Mengxing, Lu Tao, Yu Xiaoguang, Gao Jian and Miao Xusheng. The patent application number is CN202511609705 20251105. The patent public..

Beijing Tiecheng Testing & Certification Co Ltd Files Chinese Patent Application for Flexible Testing Device for Corrugated Pipe

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Beijing Tiecheng Testing & Certification Co Ltd has filed a patent application for Flexible Testing Device for Corrugated Pipe. This invention was developed by Gao Shaohai, Jiang Zhiwei and Zhao Meina. The patent application number is CN202511630230 20251109. The patent publication number is CN121298452 (A..

Sanjie Energy Saving New Mat Co Ltd Submits Patent Application for Strength Testing Equipment for Steam Direct Burial Thermal Insulation Pipe Fitting

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Sanjie Energy Saving New Mat Co Ltd has submitted a patent application for Strength Testing Equipment for Steam Direct Burial Thermal Insulation Pipe Fitting. Peng Liangde, Song Zhiping, Gao Yangyang, Lyu Liuzhu, Cheng Yazheng, Shi Rulin, Li Shuaishuai, Sun Yiqiang and Zhao Xiaofeng developed the invention. ..

State Intellectual Property Office of China Releases Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute Patent Application for Test System and Test Method..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute patent application for Test System and Test Method for Carbon Dioxide Conveying Pipeline. This invention was developed by Yin Long, Liu Lianbo, Liu Zhiwen, Jing Tieya, Li Yicha..

State Intellectual Property Office of China Releases Shandong Pinggao Electric Tech Co Ltd Patent Application for Testing Device for Detecting Tensile Property of Composite Materia..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released Shandong Pinggao Electric Tech Co Ltd patent application for Testing Device for Detecting Tensile Property of Composite Material Pipe. This invention was developed by Liu Changfeng. The patent application number is CN202511885864 20251215. The patent..

China Special Equipment Inspection And Research Institute Submits Patent Application for Micro-wave Guide Monitoring Method for Corrosion Under Pipeline Thermal Insulation Layer

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- China Special Equipment Inspection And Research Institute has submitted a patent application for Micro-wave Guide Monitoring Method for Corrosion Under Pipeline Thermal Insulation Layer. Yu Yue and Tang Fangxiong developed the invention. The patent application number is CN20261069547 20260119. The patent p..

State Intellectual Property Office of China Receives China Building Mat Test & Certification Group Jiangsu Co Ltd Patent Application for Full-automatic Pipeline Detection Method, R..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received China Building Mat Test & Certification Group Jiangsu Co Ltd patent application for Full-automatic Pipeline Detection Method, Robot and Device. Yao Jun, Zhu Feilong, Wang Jiannan, Yang Meng, Shi Helong, Wei Xuan and Liu Hailang developed the invention. ..

Nanchong Branch Sichuan Jiashuiyuan Eng Quality Detection Co Ltd Applies for Patent on Water Conservancy Project Pipeline Quality Detection Method and System Based on Intelligent S..

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Nanchong Branch Sichuan Jiashuiyuan Eng Quality Detection Co Ltd has applied Chinese patent for Water Conservancy Project Pipeline Quality Detection Method and System Based on Intelligent Sensor. Wang Heng and Guo Wanjun developed it. The patent application number is CN202511988223 20251226. The patent pub..

Jiangsu Daocheng Pipe Industry Tech Co Ltd Files Chinese Patent Application for Steel Pipe Air Tightness Detection Device

Pipe

| Sun 28 Jun 2026

Beijing, June 29 -- Jiangsu Daocheng Pipe Industry Tech Co Ltd has filed a patent application for Steel Pipe Air Tightness Detection Device. This invention was developed by Kuang Yilong, Yan Zhili, Zhao Xiaobing, Chen Jianhua, Song Haibin, Dou Hongri and Cui Gong. The patent application number is CN202511889772 20251215. The ..

Nantong Dawntine Electrical Mat Co Ltd Applies for Patent on Intelligent Roundness Detection Control Equipment and Method for Efficient Generator Connecting Copper Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Nantong Dawntine Electrical Mat Co Ltd has applied Chinese patent for Intelligent Roundness Detection Control Equipment and Method for Efficient Generator Connecting Copper Pipe. Zhang Ying, Tao Fang, Wang Jinmei and Ji Zhe developed it. The patent application number is CN202511803496 20251203. The patent ..

State Intellectual Property Office of China Publishes North China Municipal Engineering Design & Research Institute Co Ltd and Tianjin Drainage Man Transaction Center Patent Applic..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published North China Municipal Engineering Design & Research Institute Co Ltd and Tianjin Drainage Man Transaction Center patent application for Buried Pipeline Deformation Monitoring Method, System, Equipment and Medium. The invention was developed by Wang Hon..

Shanghai Jiao Tong University Applies for Patent on Anti-shaking Wound Tubular Heat Exchanger with Dual-mode Shell Side Liquid Uniform Distribution Assembly

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shanghai Jiao Tong University has applied Chinese patent for Anti-shaking Wound Tubular Heat Exchanger with Dual-mode Shell Side Liquid Uniform Distribution Assembly. Hu Haitao, Lei Rui, Li Xuan, Lin Dong and Zhang Liyu developed it. The patent application number is CN20261003691 20260105. The patent publi..

State Intellectual Property Office of China Receives Wuhan Haier Water Heater Co Ltd, Qingdao Economic & Technology Development Zone Haier Water Heater and Haier Smart Home Patent ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Wuhan Haier Water Heater Co Ltd, Qingdao Economic & Technology Development Zone Haier Water Heater and Haier Smart Home patent application for Pipe Fitting Combination and Water Heater. Du Fanglin, Zhao Xiaoyong and Tian Jingkun developed the invention...

Sichuan Benjie Tech Co Ltd Files Chinese Patent Application for Air Compression Station Pipeline Leakage Detection Method Based on Dynamic Pressure and Multi-branch Pipe Pressure

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Sichuan Benjie Tech Co Ltd has filed a patent application for Air Compression Station Pipeline Leakage Detection Method Based on Dynamic Pressure and Multi-branch Pipe Pressure. This invention was developed by Luo Tao. The patent application number is CN202511930186 20251219. The patent publication number ..

Shenyang Dongrun Thermal Power Energy Co Ltd Seeks Patent for Equipment Capable of Detecting Damage of Heat Distribution Pipeline and Use Method of Equipment

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shenyang Dongrun Thermal Power Energy Co Ltd has sought patent for Equipment Capable of Detecting Damage of Heat Distribution Pipeline and Use Method of Equipment. This invention was developed by Ma Yao. The patent application number is CN202511997590 20251227. The patent publication number is CN121720056 ..

Qingyang Wisdom Tech Suzhou Co Ltd Submits Patent Application for Water Supply and Drainage Pipe Network Fault Positioning Method and System

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Qingyang Wisdom Tech Suzhou Co Ltd has submitted a patent application for Water Supply and Drainage Pipe Network Fault Positioning Method and System. Wang Lihong, Sun Chengrong and Cai Jinchun developed the invention. The patent application number is CN202511969347 20251224. The patent publication number i..

State Intellectual Property Office of China Publishes Jintai Ranan Gas Tech Tianjin Co Ltd Patent Application for Repairing and Reinforcing Method for Outdoor Gas Pipeline Through-..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Jintai Ranan Gas Tech Tianjin Co Ltd patent application for Repairing and Reinforcing Method for Outdoor Gas Pipeline Through-wall Transverse Pipe. The invention was developed by Wang Haobing and Wang Runsong. The patent application number is CN2026..

Schowitz Environmental Tech Jiangsu Co Ltd Submits Chinese Patent Application for Intelligent Pipeline Damage Repairing Method and System Based on Multi-process Coupling

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Schowitz Environmental Tech Jiangsu Co Ltd has submitted a patent application for Intelligent Pipeline Damage Repairing Method and System Based on Multi-process Coupling. This invention was developed by Zhu Wei. The patent application number is CN202511849004 20251209. The patent publication number is CN12..

State Intellectual Property Office of China Receives Wuhan Haier Water Heater Co Ltd, Qingdao Economic & Technology Development Zone Haier Water Heater and Haier Smart Home Patent ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Wuhan Haier Water Heater Co Ltd, Qingdao Economic & Technology Development Zone Haier Water Heater and Haier Smart Home patent application for Reducing Pipe Sleeve, Pipe Fitting Combination and Water Heater. Du Fanglin, Zhao Xiaoyong and Tian Jingkun de..

State Intellectual Property Office of China Publishes CHN Energy Invest Group Co Ltd and National Institute Of Clean And Low Carbon Energy Patent Application for Electrochemical De..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published CHN Energy Invest Group Co Ltd and National Institute Of Clean And Low Carbon Energy patent application for Electrochemical Device Pipeline Connecting Assembly and Application Thereof. The invention was developed by Yang Xia and Li Wenxiao. The pate..

Sichuan Xinzhongtai New Mat Co Ltd Submits Chinese Patent Application for Spiral Exhaust Pipe, Exhaust Pipe Splicing Auxiliary Equipment and Splicing Method

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Sichuan Xinzhongtai New Mat Co Ltd has submitted a patent application for Spiral Exhaust Pipe, Exhaust Pipe Splicing Auxiliary Equipment and Splicing Method. This invention was developed by He Baigang and Chen Kun. The patent application number is CN202511911577 20251217. The patent publication number is C..

Zhenjiang Ruilai Electric Co Ltd Submits Chinese Patent Application for Heat Tracing Pipe Fixing Support Capable of Being Rapidly Disassembled and Assembled and Installation Method..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Zhenjiang Ruilai Electric Co Ltd has submitted a patent application for Heat Tracing Pipe Fixing Support Capable of Being Rapidly Disassembled and Assembled and Installation Method Thereof. This invention was developed by Duan Xiaojia and Fu Jianfei. The patent application number is CN202511956627 20251223..

Guangdong Yuehao Construction Co Ltd Seeks Patent for Building Fire-fighting Pipeline Replacement Construction Method

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Guangdong Yuehao Construction Co Ltd has sought patent for Building Fire-fighting Pipeline Replacement Construction Method. This invention was developed by Liu Xiaofei, Qian Guojian, Chen Gengsheng, Lai Dan'er, Li Zhaoping, Chen Jiaxi and Liu Shuisheng. The patent application number is CN202610177612 20260..

Deng Xiaohua Submits Chinese Patent Application for Electric Execution Device of Pipeline Valve

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Deng Xiaohua has submitted a patent application for Electric Execution Device of Pipeline Valve. The patent application number is CN202610174143 20260206. The patent publication number is CN121719963 (A). International Patent Classification codes are F16K31/04, F16K31/53, F16K37/00, F16K41/04, F16K41/10, ..

CSSC Huangpu Wenchong Shipbuilding Co Limited Submits Chinese Patent Application for Marine Vent Pipe Breathing Non-return Device

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- CSSC Huangpu Wenchong Shipbuilding Co Limited has submitted a patent application for Marine Vent Pipe Breathing Non-return Device. This invention was developed by Lin Zining, Zhuo Ningning, Xiao Zuguang, Wang Chong and Wang Wenfang. The patent application number is CN202511910228 20251217. The patent publi..

Jiangsu Jinshengyuan Special Valve Co Ltd Submits Chinese Patent Application for Corrugated Pipe Stop Valve for Light Gas Pipeline

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Jiangsu Jinshengyuan Special Valve Co Ltd has submitted a patent application for Corrugated Pipe Stop Valve for Light Gas Pipeline. This invention was developed by Chen Shanjun, Mao Chunlong and Mao Jingen. The patent application number is CN202610210168 20260213. The patent publication number is CN1217199..

Jiangsu Jinshengyuan Special Valve Co Ltd Files Chinese Patent Application for Corrugated Pipe Stop Valve for Chlorine Gas Pipeline

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Jiangsu Jinshengyuan Special Valve Co Ltd has filed a patent application for Corrugated Pipe Stop Valve for Chlorine Gas Pipeline. This invention was developed by Chen Shanjun, Mao Chunlong and Mao Jingen. The patent application number is CN20261089601 20260122. The patent publication number is CN121719921..

State Intellectual Property Office of China Publishes Chongqing Runran Fluid Tech Co Ltd Patent Application for Special-shaped Sealing Ring and Ring Pressing Type Pipe Fitting Used..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Chongqing Runran Fluid Tech Co Ltd patent application for Special-shaped Sealing Ring and Ring Pressing Type Pipe Fitting Used in Cooperation with Special-shaped Sealing Ring. The invention was developed by Tao Yalin. The patent application number i..

Guizhou Hanggu Power Tech Co Ltd Files Chinese Patent Application for Measuring Device for Detecting Spraying Direction of Spraying Rod of Fuel Main Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Guizhou Hanggu Power Tech Co Ltd has filed a patent application for Measuring Device for Detecting Spraying Direction of Spraying Rod of Fuel Main Pipe. This invention was developed by Guo Zhirui, Wei Wei and Yao Wei. The patent application number is CN20251216198 20251230. The patent publication number is..

Jiangsu Jinshi Machinery Group Co Ltd Submits Patent Application for Double-pipe Slip Type Oil Production Wellhead Device

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Jiangsu Jinshi Machinery Group Co Ltd has submitted a patent application for Double-pipe Slip Type Oil Production Wellhead Device. Wang Xiaochen, Zhou Chuanlong, Zou Xiuyin and Chen Bihui developed the invention. The patent application number is CN202610225412 20260225. The patent publication number is CN1..

Hebei Jidong Construction Eng Co Ltd Submits Chinese Patent Application for Quick Dismounting Device for Drilling Construction Casing Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Hebei Jidong Construction Eng Co Ltd has submitted a patent application for Quick Dismounting Device for Drilling Construction Casing Pipe. This invention was developed by Zhang Zhanhui, Pu Qiang, Zhao Changfeng, Fu Jinpeng and Li Chang. The patent application number is CN20251243048 20251231. The patent p..

Guangdong Chantao Steel Structure Co Ltd Submits Patent Application for Electric Power Steel Pipe Combined Tower and Mounting Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Guangdong Chantao Steel Structure Co Ltd has submitted a patent application for Electric Power Steel Pipe Combined Tower and Mounting Method Thereof. Chen Guizhou developed the invention. The patent application number is CN202511830986 20251206. The patent publication number is CN121719410 (A). Internation..

Taizhou Branch Of China Tower Co Ltd Submits Chinese Patent Application for Small and Miniature Single-pipe Tower for Cable-stayed Bridge and Signal Covering Method

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Taizhou Branch Of China Tower Co Ltd has submitted a patent application for Small and Miniature Single-pipe Tower for Cable-stayed Bridge and Signal Covering Method. This invention was developed by Hang Le, Tang Bin, Chen Yuanwei, Chen Dongwei, Xu Jing and Xu Pengpeng. The patent application number is CN20..

State Intellectual Property Office of China Publishes Jiangsu Manjiangchun Urban Planning And Design Res Co Ltd Patent Application for Bifunctional Three-section Type Air Bag Throt..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Jiangsu Manjiangchun Urban Planning And Design Res Co Ltd patent application for Bifunctional Three-section Type Air Bag Throttling Flushing Device for Sewage Pipe Network and Regulation and Control Method. The invention was developed by Hu Haolong, Te..

Taizhou Senlei Env Construction Co Ltd Applies for Patent on Anti-blocking Pipeline and Construction Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Taizhou Senlei Env Construction Co Ltd has applied Chinese patent for Anti-blocking Pipeline and Construction Method Thereof. Xu Youshun, Wu Liangkui and Luo Huiming developed it. The patent application number is CN20251204459 20251229. The patent publication number is CN121719296 (A). International Patent..

State Intellectual Property Office of China Receives Tianjin Sipaibo Tech Co Ltd Patent Application for Manufacturing Method of Seamless Steel Pipe with Low Residual Stress

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Tianjin Sipaibo Tech Co Ltd patent application for Manufacturing Method of Seamless Steel Pipe with Low Residual Stress. Zhu Ming and Xie Junquan developed the invention. The patent application number is CN202511785843 20251201. The patent publicatio..

Tianjin Sipaibo Tech Co Ltd Submits Chinese Patent Application for Ultra-fine Grain Seamless Steel Pipe and Cold Machining Manufacturing Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Tianjin Sipaibo Tech Co Ltd has submitted a patent application for Ultra-fine Grain Seamless Steel Pipe and Cold Machining Manufacturing Method Thereof. This invention was developed by Zhu Ming and Xie Junquan. The patent application number is CN202511785305 20251201. The patent publication number is CN121..

State Intellectual Property Office of China Publishes Lu Zhengxiang Patent Application for Biogas Pipe Network for Safely Sending Village Gas to City

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Lu Zhengxiang patent application for Biogas Pipe Network for Safely Sending Village Gas to City. The patent application number is CN20251213724 20251229. The patent publication number is CN121718411 (A). International Patent Classification codes ar..

Hangzhou Bainuo Electric Power Tech Co Ltd Submits Chinese Patent Application for Compression-resistant Modified Mpp Pipe and Preparation Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Hangzhou Bainuo Electric Power Tech Co Ltd has submitted a patent application for Compression-resistant Modified Mpp Pipe and Preparation Method Thereof. This invention was developed by Zhu Xiaoyan, Shen Yufu, Wang Lanping and Wang Tieqin. The patent application number is CN20251234795 20251231. The patent..

State Intellectual Property Office of China Publishes Hechang Cable Material Tech Jiangsu Co Ltd Patent Application for Low-smoke Halogen-free Heat Conduction Pipe Material and Pre..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Hechang Cable Material Tech Jiangsu Co Ltd patent application for Low-smoke Halogen-free Heat Conduction Pipe Material and Preparation Method Thereof. The invention was developed by Han Biao and Geng Changgen. The patent application number is CN2025..

Shanmeng New Mstar Tech Ltd Submits Chinese Patent Application for Wear-resistant and Corrosion-resistant Modified Polyethylene Special Pipe and Preparation Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shanmeng New Mstar Tech Ltd has submitted a patent application for Wear-resistant and Corrosion-resistant Modified Polyethylene Special Pipe and Preparation Method Thereof. This invention was developed by Yang Bingnan, Guo Jianbing, Yang Guoyuan, Xu Dinghong, Yuan Tao, Yang Guozhi and Zheng Huahua. The pat..

The First Construction & Engineering Co Limited Of Beijing Construction Engineering Group Files Chinese Patent Application for Lifting Device for Building Pipeline Construction

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- The First Construction & Engineering Co Limited Of Beijing Construction Engineering Group has filed a patent application for Lifting Device for Building Pipeline Construction. This invention was developed by Gao Fei, Xiao Yu, Gong Xinyuan, Zhai Guobin, Lyu Tianxiang, Yuan Baobao, Wei Xianghua, Song Siyu, Shi ..

Hebei Yifuma Pipe Ind Co Ltd Applies for Patent on Feeding Equipment for Pe Pipe Machining

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Hebei Yifuma Pipe Ind Co Ltd has applied Chinese patent for Feeding Equipment for Pe Pipe Machining. Xu Zhenfeng, Zhang Yongqing, Shao Chenyang, Guo Peizhi and Shi Shuyan developed it. The patent application number is CN202511955921 20251223. The patent publication number is CN121717128 (A). International ..

State Intellectual Property Office of China Publishes Jiangsu Huayuan Luda Pipeline Tech Co Ltd Patent Application for Stacking Equipment for Pipeline Production

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Jiangsu Huayuan Luda Pipeline Tech Co Ltd patent application for Stacking Equipment for Pipeline Production. The invention was developed by Xing Likun and Liang Jun. The patent application number is CN202511976383 20251225. The patent publication nu..

State Intellectual Property Office of China Receives Chongqing Jiaotong University and Chongqing Chengtou Infrastructure Construction Co Ltd Patent Application for Wheel-paddle Com..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Chongqing Jiaotong University and Chongqing Chengtou Infrastructure Construction Co Ltd patent application for Wheel-paddle Composite Propelling Robot for Karst Pipeline Detection. Hou Zhongwei, Huang Yinglong, He Qingjun and Zhang Xuefu developed the i..

State Intellectual Property Office of China Receives Xi'an Golden Mountain Ceram Composites Co Ltd Patent Application for Powder Filling and Curing Method for Gap Adjustment of Cer..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Xi'an Golden Mountain Ceram Composites Co Ltd patent application for Powder Filling and Curing Method for Gap Adjustment of Ceramic Matrix Composite Pipe Fitting. Chen Jing, Zhang Jianping, Xu Jianfeng, Zhang Jie, Cheng Laifei, Su Hailong and Wang Peng ..

Zhejiang Hangou New Mat Co Ltd Files Chinese Patent Application for Angle Type Electric Double-wall Corrugated Pipe and Preparation Method Thereof

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Zhejiang Hangou New Mat Co Ltd has filed a patent application for Angle Type Electric Double-wall Corrugated Pipe and Preparation Method Thereof. This invention was developed by Li Minfu, Huang Lianjin, Shi Yang and Li Hangqi. The patent application number is CN20261085912 20260122. The patent publication ..

Guangdong Wali Tech Co Ltd Seeks Patent for Connecting Method of Carbon Fiber Pipe Fitting and Metal Connector and Robot Arm Support

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Guangdong Wali Tech Co Ltd has sought patent for Connecting Method of Carbon Fiber Pipe Fitting and Metal Connector and Robot Arm Support. This invention was developed by Jiang Yi. The patent application number is CN20251253895 20251231. The patent publication number is CN121716325 (A). International Paten..

Jiangxi Jiangwei New Mat Co Ltd Submits Chinese Patent Application for Solid-wall Winding Pipe Extrusion Production Equipment

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Jiangxi Jiangwei New Mat Co Ltd has submitted a patent application for Solid-wall Winding Pipe Extrusion Production Equipment. This invention was developed by Liu Qiwang and Guo Yiping. The patent application number is CN202610228209 20260226. The patent publication number is CN121716297 (A). International..

Zhejiang King Mazon Intelligent Mfg Co Ltd Files Chinese Patent Application for Robot Clamping Device Accompanying Pipe Bending, Robot System and Method

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Zhejiang King Mazon Intelligent Mfg Co Ltd has filed a patent application for Robot Clamping Device Accompanying Pipe Bending, Robot System and Method. This invention was developed by Lin Yaochen, Hu Jinyong, Li Yi, Hu Jiasheng, Yuan Jingyan, Lyu Jinhui, Ma Minjie, Lin Weiming, Shi Jiajia and Xu Oubin. The..

Zhuzhou Hongyang Prec Parts Co Ltd Files Chinese Patent Application for Support Pipe Adapter Non-standard Part Clamp

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Zhuzhou Hongyang Prec Parts Co Ltd has filed a patent application for Support Pipe Adapter Non-standard Part Clamp. This invention was developed by Zhang Zhiyuan and Zhang Deyi. The patent application number is CN202610110801 20260127. The patent publication number is CN121715875 (A). International Patent ..

State Intellectual Property Office of China Receives Zhuhai Gree CNC Machine Tool Co Ltd and Zhuhai Gree Intelligent Equipment Patent Application for Liquid Inlet Pipe Production L..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has received Zhuhai Gree CNC Machine Tool Co Ltd; Zhuhai Gree Intelligent Equipment patent application for Liquid Inlet Pipe Production Line. Jiang Jie, Xie Hai, Lu Peng, Yan Xiaojie, Li Deling and Sheng Chong developed the invention. The patent application numbe..

Ningbo Anbang Pipe Co Ltd Submits Chinese Patent Application for Spinning Equipment for Downdraft-preventing Check Valve of Smoke Exhaust Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Ningbo Anbang Pipe Co Ltd has submitted a patent application for Spinning Equipment for Downdraft-preventing Check Valve of Smoke Exhaust Pipe. This invention was developed by Ye Baohua, Yu Yuehui and Qiu Jianzhong. The patent application number is CN20261089758 20260122. The patent publication number is C..

State Intellectual Property Office of China Publishes Nantong Minghai Industrial Tech Co Ltd Patent Application for Welding Device for Bent Pipe Fittings of Fitness Equipment

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Nantong Minghai Industrial Tech Co Ltd patent application for Welding Device for Bent Pipe Fittings of Fitness Equipment. The invention was developed by Wu Dongfeng. The patent application number is CN20261066945 20260119. The patent publication num..

State Intellectual Property Office of China Publishes Zibo Cuizhi Ind Design Consulting Co Ltd and Juancheng Power Supply Co Of Sate Grid Shandong Electric Power Co Patent Applicat..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Zibo Cuizhi Ind Design Consulting Co Ltd and Juancheng Power Supply Co Of Sate Grid Shandong Electric Power Co patent application for Power Pipeline Laser Welding Device for Power Grid Construction Engineering. The invention was developed by Zhou Guang..

Linli Jinhuatian Machinery Mfg Co Ltd Submits Chinese Patent Application for Novel Automatic Pipe Cutting Equipment for Square Steel

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Linli Jinhuatian Machinery Mfg Co Ltd has submitted a patent application for Novel Automatic Pipe Cutting Equipment for Square Steel. This invention was developed by Liu Yang, Liu Songping and Xu Honglin. The patent application number is CN202511966909 20251224. The patent publication number is CN121715708..

State Intellectual Property Office of China Publishes Cangzhou Longtaidi Pipe Tech Co Ltd Patent Application for Plasma Welding Equipment for Processing Bimetal Composite Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Cangzhou Longtaidi Pipe Tech Co Ltd patent application for Plasma Welding Equipment for Processing Bimetal Composite Pipe. The invention was developed by Yang Tuo, Jang Dong Hwan, Jia Changyou, Cong Yuan, Hao Guangbo, Dong Linheng, Wang Chao and Guo Qi..

State Intellectual Property Office of China Releases Lingzhi Environmental Prot Co Ltd, Lingzhi Equipment Co Ltd, Beijing Branch Of Jiangsu Lingzhi Environmental Prot Engineering C..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released Lingzhi Environmental Prot Co Ltd, Lingzhi Equipment Co Ltd, Beijing Branch Of Jiangsu Lingzhi Environmental Prot Engineering Co Ltd, Zhongling Water Env Equipment Linfen Co Ltd and Zhongling Water Env Equipment Linquan Co Ltd and Zhongling Water Env Eq..

State Intellectual Property Office of China Releases Shaoxing Xinrui Dajin Welding Equipment Co Ltd and Zhejiang Xinrui Brazing Tech Co Ltd Patent Application for Assembly Line Aut..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released Shaoxing Xinrui Dajin Welding Equipment Co Ltd and Zhejiang Xinrui Brazing Tech Co Ltd patent application for Assembly Line Automatic Flame Brazing Equipment for Welding U-shaped Pipes of Heat Exchangers. This invention was developed by Wang Shuiqing, W..

State Intellectual Property Office of China Publishes Xi'an Aerospace Hengxing Prec Electromechanical Co Ltd Patent Application for Efficient Assembly Process Method for Copper Wat..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Xi'an Aerospace Hengxing Prec Electromechanical Co Ltd patent application for Efficient Assembly Process Method for Copper Water Heat Pipe on Aluminum Shell. The invention was developed by Wang Hui, Wang Kaiming, Zhu Dan, Ma Zhen, Yang Lintao, Zeng Che..

State Intellectual Property Office of China Publishes Jiangsu Shimai New Material Tech Co Ltd Patent Application for Fixed-length Cutting Device for Stainless Steel Pipe

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Jiangsu Shimai New Material Tech Co Ltd patent application for Fixed-length Cutting Device for Stainless Steel Pipe. The invention was developed by Zhao Yuting. The patent application number is CN20261081016 20260121. The patent publication number i..

State Intellectual Property Office of China Publishes China Nat Rare Earth Group Co Ltd and Zhongxi Guangxi Jinyuan Rare Earth New Materials Patent Application for Atmosphere Prote..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published China Nat Rare Earth Group Co Ltd and Zhongxi Guangxi Jinyuan Rare Earth New Materials patent application for Atmosphere Protection Operation Box and Exhaust Pipe Arrangement Mode Thereof. The invention was developed by Mo Zhilin, Tang Shenglong, Luo Z..

Wuxi Liwan Prec Parts Co Ltd Files Chinese Patent Application for Straightening Device and Method for Welded Pipe Production

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Wuxi Liwan Prec Parts Co Ltd has filed a patent application for Straightening Device and Method for Welded Pipe Production. This invention was developed by Zhang Yu and Zhu Yingying. The patent application number is CN202610181296 20260209. The patent publication number is CN121715445 (A). International Pa..

State Intellectual Property Office of China Publishes Qingdao Zhongrui Energy Equipment Mfg Co Ltd Patent Application for Straightening Device for Welded Pipe Machining and Straigh..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Qingdao Zhongrui Energy Equipment Mfg Co Ltd patent application for Straightening Device for Welded Pipe Machining and Straightening Method Thereof. The invention was developed by Guo Lei. The patent application number is CN20261005811 20260105. The..

Kunshan Kundao Ind Complete Equipment Co Ltd Submits Chinese Patent Application for Multi-station Automatic Pipe Drawing Machine Based on Servo Electric Cylinder and Control Method..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Kunshan Kundao Ind Complete Equipment Co Ltd has submitted a patent application for Multi-station Automatic Pipe Drawing Machine Based on Servo Electric Cylinder and Control Method of Multi-station Automatic Pipe Drawing Machine. This invention was developed by Wang Yang, Gu Jinxing and Xu Guangwei. The pa..

Tang Guofeng Submits Chinese Patent Application for Device for Grabbing and Removing Foreign Matters in Pipeline

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Tang Guofeng has submitted a patent application for Device for Grabbing and Removing Foreign Matters in Pipeline. The patent application number is CN202610130851 20260130. The patent publication number is CN121715386 (A). International Patent Classification codes are B08B13/00, B08B3/02, B08B9/049 and B08B9/..

Sergeant School Academy Of Military Aerospace Eng Pla Submits Chinese Patent Application for Integrated Cleaning, Drying and Waste Liquid Treatment System for Solid Rocket Filling ..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Sergeant School Academy Of Military Aerospace Eng Pla has submitted a patent application for Integrated Cleaning, Drying and Waste Liquid Treatment System for Solid Rocket Filling Hose. This invention was developed by Wang Jiaqi, Chi Jiacheng, Qing Xiaoyu, Zhao Haiyan, Yang Chunhao, Li Hailan, Xu Xingshun, He..

Shaoxing Cacl Digital Co Ltd Submits Chinese Patent Application for Self-fusing Pipeline Flame Arrester Structure

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shaoxing Cacl Digital Co Ltd has submitted a patent application for Self-fusing Pipeline Flame Arrester Structure. This invention was developed by Yao Chuan, Xu Junle, Wang Maiyuan and Lu Lingsen. The patent application number is CN202511842544 20251209. The patent publication number is CN121714875 (A). In..

Kingstronbio Changshu Co Ltd Seeks Patent for Leakage-proof Valved Pipeline

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Kingstronbio Changshu Co Ltd has sought patent for Leakage-proof Valved Pipeline. This invention was developed by Jin Yongfu and Zhong Shengping. The patent application number is CN20261094246 20260123. The patent publication number is CN121714397 (A). International Patent Classification codes are A61F2/06..

EVAPCO Files Chinese Patent Application for Compact Heat Exchanger Design for a Hybrid Cooling Device with Elongated

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- EVAPCO has filed a patent application for Compact Heat Exchanger Design for a Hybrid Cooling Device with Elongated. This invention was developed by Bradley Ross, Reinhardt Nicholas and Hegg Trevor. The patent application number is CN20248041432 20240621. The patent publication number is CN121713039 (A). In..

State Intellectual Property Office of China Publishes Munters Europe GmbH Patent Application for Air Flow Uniform Temperature Arrangement Device for Desiccant Dehumidifier Pipeline..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Munters Europe GmbH patent application for Air Flow Uniform Temperature Arrangement Device for Desiccant Dehumidifier Pipeline Device, Desiccant Dehumidifier Pipeline Device and Desiccant Dehumidifier. The invention was developed by Ovey Jacob and Erik..

Reewell Oy Seeks Patent for Well Pipe with Improved Electrical Conductor of Electrical Contact

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Reewell Oy has sought patent for Well Pipe with Improved Electrical Conductor of Electrical Contact. This invention was developed by Aalhaug Erich, Horns Michael and Mehring Markus. The patent application number is CN20248054431 20240715. The patent publication number is CN121712961 (A). International Pate..

Snap-on Files Chinese Patent Application for Hose Clamp

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Snap-on has filed a patent application for Hose Clamp. This invention was developed by Gabbi Nathan A, Dole David T and Carr Gregory Robert Richard. The patent application number is CN20248044753 20240628. The patent publication number is CN121712616 (A). International Patent Classification codes are B25B2..

Chongqing Youhao Communication Tech Co Ltd Submits Patent Application for High-efficiency and High-reliability Pipeline Air Draft System

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Chongqing Youhao Communication Tech Co Ltd has submitted a patent application for High-efficiency and High-reliability Pipeline Air Draft System. Nan Xiao, Qin Chunlin, Fu Qiang and Sun Lifeng developed the invention. The patent application number is CN202610123357 20260129. The patent publication number i..

State Intellectual Property Office of China Releases No. 704 Research Institute Of China State Shipbuilding Corporation Limited Patent Application for Water-cooling Pipeline Device..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released No. 704 Research Institute Of China State Shipbuilding Corporation Limited patent application for Water-cooling Pipeline Device of Small Electric Cabinet. This invention was developed by Song Qian, Xie Yalei, Li Delun, Liu Xin and Qian Kaixuan. The p..

Shandong Taikai Cable Co Ltd Submits Chinese Patent Application for Cable Pipe Penetrating Auxiliary Device

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Shandong Taikai Cable Co Ltd has submitted a patent application for Cable Pipe Penetrating Auxiliary Device. This invention was developed by Ma Chao, Yu Haipeng, Lu Junliang, Zhang Gang, Wu Xiaowei, Li Hongji, Zhang Chunpei, Guo Tengfei and Ma Yong. The patent application number is CN202511632915 20251110...

Zhongke Fuhai Hangzhou Gas Engineering Technology Seeks Patent for Vacuum Pipeline State Detection Method, Electronic Equipment and Computer Readable Storage Medium

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Zhongke Fuhai Hangzhou Gas Engineering Technology has sought patent for Vacuum Pipeline State Detection Method, Electronic Equipment and Computer Readable Storage Medium. This invention was developed by Xu Cheng, Zhao Wenyuan and Fan Xiaohua. The patent application number is CN202411328709 20240923. The pate..

State Intellectual Property Office of China Publishes Zhejiang Yongshang Special Material Patent Application for Double-phase Stainless Steel Pipe Welding Method

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has published Zhejiang Yongshang Special Material patent application for Double-phase Stainless Steel Pipe Welding Method. The invention was developed by Zhang Guangjin, He Yan, Fang Dewei and Deng Zhijian. The patent application number is CN202511947253 20251223. ..

State Intellectual Property Office of China Releases SEPCO1 Electric Power Construction Patent Application for Method for Welding Pipeline with Nickel-based Cladding Layer on Inner..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- State Intellectual Property Office of China has released SEPCO1 Electric Power Construction patent application for Method for Welding Pipeline with Nickel-based Cladding Layer on Inner Wall. This invention was developed by Wang Dengdi, Liu Jianyi, Chai Maohai, Yao Hongqi, Mao Chunsheng, Wei Qing, Xiang Zhenni..

Jingchu University of Technology Submits Chinese Patent Application for Automatic Pipeline Flange Welding System and Method Based on Visual Guidance

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Jingchu University of Technology has submitted a patent application for Automatic Pipeline Flange Welding System and Method Based on Visual Guidance. This invention was developed by Zhao Xiaohong and Jia Weijie. The patent application number is CN202511898563 20251216. The patent publication number is CN1217..

Wuhan Huayuan Electric Power Design Institute Submits Chinese Patent Application for Rectangular Corrugated Steel Rib Unfolding Length Cutting and Positioning Mechanism and Pipe Ja..

Pipe

| Mon 29 Jun 2026

Beijing, June 29 -- Wuhan Huayuan Electric Power Design Institute has submitted a patent application for Rectangular Corrugated Steel Rib Unfolding Length Cutting and Positioning Mechanism and Pipe Jacking Steel Rib Machining Equipment. This invention was developed by Ming Zhipeng, Xu Zongsheng, Li Guanghong, Ren Huang, Wei Xueq..

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