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07:22:25 Wed 13 May 2026

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Anhui Yuanxin Heavy Ind C

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(4)

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(4)

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(3)

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(3)

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(3)

China Three Gorges Univer

(3)

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(3)

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(3)

Microsoft Technology Lice

(3)

Anhui Jianzhu University

(2)

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(2)

Anhui Zhonghan High Molec

(2)

CCCC First Highway Engine

(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

(1)

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(1)

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(1)

(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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Beijing Institute of Astr

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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)

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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)

(1)

Fukushin Electric Suzhou

(1)

(1)

Fuzhou Planning Design &

(1)

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(1)

Gansu Province Eighth Con

(1)

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(1)

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(1)

Getty Box Pro Llc

(1)

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(1)

Guangdi Maoming Chemical

(1)

Guangdong Benda Building

(1)

Guangdong China Coal Jian

(1)

Guangdong Foran Technolog

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Guangdong Guanyue Highway

(1)

Guangdong Hushuntong Plas

(1)

Guangdong Yilian Energy C

(1)

Guangxi Fangchenggang Nuc

(1)

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(1)

Guangzhou Hongtu Equipmen

(1)

Guangzhou Mayer Corp Ltd

(1)

Guangzhou Metro Eng Consu

(1)

Guangzhou Smart City Inve

(1)

Guangzhou Weishi Environm

(1)

Guantao Wangshun Bearing

(1)

Guasso Equipment Co Ltd

(1)

Guizhou Aerospace Kaixing

(1)

Guizhou Jiaotong Vocation

(1)

Guo Neng Long Yuan Enviro

(1)

Guoneng Shendong Coal Gro

(1)

Hangzhou Chuangda Intelli

(1)

Hangzhou Dajiangdong City

(1)

Hangzhou Guoneng Steam Tu

(1)

Hangzhou Jisi Shikong Inf

(1)

Hangzhou Laotan Hardware

(1)

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(1)

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(1)

(1)

Harbin Institute of Techn

(1)

Hebei Duoji Composite Mat

(1)

Hebei Handong Electric Po

(1)

Hebei Hongxin Chuangxin T

(1)

Hebei Jinchangsheng Elect

(1)

Hebei Jy Tech Co Ltd

(1)

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Hebei Pengbo Communicatio

(1)

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(1)

Hebei Shangheng Pipe Mfg

(1)

Hebei Zhuixun Tech Co Ltd

(1)

Hefei Institutes of Physi

(1)

Hefei Miaotong Municipal

(1)

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(1)

Heilongjiang Province Wat

(1)

Henan Branch of China Sou

(1)

Henan Diesel Engine Indus

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Henan Huadian Jinyuan Pip

(1)

Henan Mine Crane

(1)

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(1)

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(1)

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Hengyang Valin Steel Tube

(1)

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(1)

Hitachi Ge Vernova Nuclea

(1)

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(1)

Hohhot Power Supply Branc

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Hongyun Honghe Tobacco (G

(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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Hunan City University; Hu

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Hytrans Beheer B V

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(1)

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State Intellectual Property Office of China Publishes Yantai Longyuan Power Technology Patent Application for Heat Pipe Low-temperature Economizer Control System and Flue Gas Waste..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Yantai Longyuan Power Technology patent application for Heat Pipe Low-temperature Economizer Control System and Flue Gas Waste Heat Recovery Device. The invention was developed by Qiu Delai, Li Gang, Ji Yong, Jia Minghua, Sun Yeshan, Zhang Yong and Gao ..

State Intellectual Property Office of China Receives Huadian Longkou Power Generation Patent Application for Method and Device for Improving Heat Exchange Efficiency of Heat Pipe H..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Huadian Longkou Power Generation patent application for Method and Device for Improving Heat Exchange Efficiency of Heat Pipe Heat Exchanger. Zhao Wei, Wang Weichao, Wang Xuepu and Wang Zhiguo developed the invention. The patent application number is CN..

Sinosteel Equipment & Engineering Submits Chinese Patent Application for Masonry Method of Small-pipe-diameter Pipeline Lined with Refractory Material

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Sinosteel Equipment & Engineering has submitted a patent application for Masonry Method of Small-pipe-diameter Pipeline Lined with Refractory Material. This invention was developed by Zhang Guangjie, Jin Feng, Cheng Li and Fu Yanpeng. The patent application number is CN202511728643 20251124. The patent public..

State Intellectual Property Office of China Releases China Metallurgical Construction Engineering Group Patent Application for Ultraviolet Curing Pipeline Tensioning Device and Usi..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released China Metallurgical Construction Engineering Group patent application for Ultraviolet Curing Pipeline Tensioning Device and Using Method. This invention was developed by Zhang Bangqiao, Hou Luning, Xiong Jianping, Li Zhenghong and Lu Yingdong. The paten..

State Intellectual Property Office of China Releases AECC Shenyang Engine Research Institute Patent Application for Water Cooling Structure of High-temperature-resistant Pipeline a..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released AECC Shenyang Engine Research Institute patent application for Water Cooling Structure of High-temperature-resistant Pipeline and Design Method. This invention was developed by Teng Zhuang, Xie Liang, Sheng Chao, Li Qinglin and Cong Changzhen. The paten..

Meide Group Applies for Patent on Hidden Type Built-in Anti-falling Anchoring Pipe for Propelling and Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Meide Group has applied Chinese patent for Hidden Type Built-in Anti-falling Anchoring Pipe for Propelling and Method. Xing Huixin, Wang Hailing, Zhang Zhihui, Zhu Zhongjin and Sun Yunyue developed it. The patent application number is CN202511818876 20251204. The patent publication number is CN121296812 (A). ..

China Huaye Group Submits Chinese Patent Application for Intelligent Pipe Connecting Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- China Huaye Group has submitted a patent application for Intelligent Pipe Connecting Device. This invention was developed by Liu Jun and Xue Zhiping. The patent application number is CN202511837845 20251208. The patent publication number is CN121296805 (A). International Patent Classification codes are F16L21..

Harbin Engineering University Applies for Patent on Three-core Mixed Transportation Marine Low-temperature-resistant Energy Pipeline and Method for Collecting Multiple Low-temperat..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Harbin Engineering University has applied Chinese patent for Three-core Mixed Transportation Marine Low-temperature-resistant Energy Pipeline and Method for Collecting Multiple Low-temperature Media. Yang Zhixun, Ying Xipeng, Yan Jun, Zhang Kailun, Cao Huixin, Zhang Yixin, Wu Hao, Yang Yunfan, Wang Gang, Liu C..

State Intellectual Property Office of China Releases On PIER SA Group Patent Application for Novel Heat-preservation Polypropylene Random Copolymer Glass Fiber Reinforced Pipe and ..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released On PIER SA Group patent application for Novel Heat-preservation Polypropylene Random Copolymer Glass Fiber Reinforced Pipe and Preparation Method Thereof. This invention was developed by Liu Qingfeng, Zhou Yi and Yang Yongjin. The patent application num..

Huaneng Jingtai Thermal Power Submits Chinese Patent Application for Anti-loosening and Anti-vibration Pipeline Support Hanger Locking Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Huaneng Jingtai Thermal Power has submitted a patent application for Anti-loosening and Anti-vibration Pipeline Support Hanger Locking Device. This invention was developed by Chen Bao, Chen Hongze, Liu Yongxin, Zhang Chengqiao, Zhang Qiaoqiao, Ma Tiejun, Li Yuancheng and Ba Jianwei. The patent application num..

State Intellectual Property Office of China Releases Sichuan Construction Mechinery Engineering Patent Application for Fixing and Cushioning Device for Super High-rise Concrete Pum..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Sichuan Construction Mechinery Engineering patent application for Fixing and Cushioning Device for Super High-rise Concrete Pump Pipe. This invention was developed by Zhan Jun, Jiang Qiang, Liu Hui, Chen Jie and Zhang Zhiping. The patent application num..

State Intellectual Property Office of China Releases Wuxi Chuangjie Auto Parts Patent Application for Auxiliary Mounting Device for Oil Inlet Connecting Pipe and Using Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Wuxi Chuangjie Auto Parts patent application for Auxiliary Mounting Device for Oil Inlet Connecting Pipe and Using Method. This invention was developed by Zhou Yifeng. The patent application number is CN202511450425 20251011. The patent publication numb..

Linyi Hongyang Pipe Industry Applies for Patent on Large-drift-diameter Pipeline Overhead Type Assembly Construction Installation Structure and Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Linyi Hongyang Pipe Industry has applied Chinese patent for Large-drift-diameter Pipeline Overhead Type Assembly Construction Installation Structure and Method. Li Baofeng, Wang Fei, Liu Zhongxue, Chen Yan, Li Ailian, Tanikata, Liu Yong, Han Guofu and Yang Xunhe developed it. The patent application number is ..

Shanxi Construction Engineering Group Seeks Patent for Building Construction Pipeline Fixing Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Shanxi Construction Engineering Group has sought patent for Building Construction Pipeline Fixing Device. This invention was developed by Yuan Shuai, Hou Xiaomin, Zhang Wenlong, Dong Jinfeng, Li Mei, Qi Shengli, Duan Jianjun, Mi Zehua, Qi Xinda, Lu Xiaoyun and Cheng Jing. The patent application number is CN20..

Zhejiang University of Technology Applies for Patent on Stainless Steel Pipe Inner Wall Cleaning Device and Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Zhejiang University of Technology has applied Chinese patent for Stainless Steel Pipe Inner Wall Cleaning Device and Method. Wang Hui, Wang Yangyu, Ni Pengcheng, Chen Weiwei, Zhang Chengbo, Li Xuexin, Lan Gonghua and Wang Yao developed it. The patent application number is CN202410945073 20240715. The patent p..

China Three Gorges University Submits Chinese Patent Application for Infrared Monitoring Jet Device and Method for Removing Limnoperna Fortunei in Pipeline

Pipe

| Wed 13 May 2026

Beijing, May 13 -- China Three Gorges University has submitted a patent application for Infrared Monitoring Jet Device and Method for Removing Limnoperna Fortunei in Pipeline. This invention was developed by Cui Yujie, Hou Rui, Zhang Lanxi, Hu Yilin, Jang Kyung-jin, Wang Zhibo, Qin Baoguo, Fu Menglin, Yang Dan, Zhao Boyuan and J..

State Intellectual Property Office of China Receives Hilong Pipeline Engineering Technology Service Patent Application for Inner Joint Coating Method for Pipeline Joint

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Hilong Pipeline Engineering Technology Service patent application for Inner Joint Coating Method for Pipeline Joint. Cao Jicun, Wang Xiaosu, Zheng Pan, Chen Jifeng and Zhang Jiahao developed the invention. The patent application number is CN202511825999..

State Intellectual Property Office of China Releases CSSC Nanjing Luzhou Machine Patent Application for Pipeline Interior Spraying Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released CSSC Nanjing Luzhou Machine patent application for Pipeline Interior Spraying Device. This invention was developed by Zhang Hongxiang and Zhou Rongpeng. The patent application number is CN202511687831 20251118. The patent publication number is CN12128..

Ansteel Group Mining Industry Applies for Patent on Double-layer Energy Gathering Pipe for Smooth Blasting and Construction Method of Double-layer Energy Gathering Pipe

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Ansteel Group Mining Industry has applied Chinese patent for Double-layer Energy Gathering Pipe for Smooth Blasting and Construction Method of Double-layer Energy Gathering Pipe. Guo Zhidong, Zuo Jinjing, Hu Shichao, Wang Zijie, Zheng Changda, Zhu Hechao, Guo Qi and Qu Hongrui developed it. The patent applica..

AECC Shenyang Engine Research Institute Seeks Patent for Indirect Cooling Cycle Gas Turbine Cooling Medium Inflow and Backflow Pipeline Structure and Method

Pipe

| Tue 12 May 2026

Beijing, May 13 -- AECC Shenyang Engine Research Institute has sought patent for Indirect Cooling Cycle Gas Turbine Cooling Medium Inflow and Backflow Pipeline Structure and Method. This invention was developed by Zhao Yanan, Jin Meizi, Yu Chunlei and Zhang Shulin. The patent application number is CN202511655668 20251112. The p..

Hangzhou Guoneng Steam Turbine Engineering Submits Patent Application for Exhaust Steam Pipe Allowing for On-site Air Tightness/pneumatic Testing, and Testing Method

Pipe

| Tue 12 May 2026

Geneva, May 13 -- Hangzhou Guoneng Steam Turbine Engineering has submitted a patent application for Exhaust Steam Pipe Allowing for On-site Air Tightness/pneumatic Testing, and Testing Method. Wang Jing, Wang Zhanchi, Hu Yi, Du Hongyu, Feng Yixiong, Hu Bingtao, Liu Yujun and Jiang Cihai developed the invention. The patent app..

Mitsubishi Heavy Industries Submits WIPO Patent Application for Bend Pipe and Fluid Machine

Pipe

| Tue 12 May 2026

Geneva, May 13 -- Mitsubishi Heavy Industries has submitted a patent application for Bend Pipe and Fluid Machine. This invention was developed by Hayashi Yoshihiro, Hori Ayuki and Furukawa Masato. The patent application number is WO2025JP29825 20250826. The patent publication number is WO2026094395 (A1). International Patent Cl..

Anhui Puluolan Pipeline Repair Technology Submits Chinese Patent Application for UV-CIPP Lining Hose Rubber Rolling and Feeding Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Anhui Puluolan Pipeline Repair Technology has submitted a patent application for UV-CIPP Lining Hose Rubber Rolling and Feeding Device. This invention was developed by Huang Ximing, Huang Kai and Wang Yuanfeng. The patent application number is CN202511776765 20251128. The patent publication number is CN1212..

Shenyang Fortune Precision Equipment Files Chinese Patent Application for Ultra-clean Steel Pipe Automatic Discharging Device and Working Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Shenyang Fortune Precision Equipment has filed a patent application for Ultra-clean Steel Pipe Automatic Discharging Device and Working Method Thereof. This invention was developed by Zhao Chuang and Yuan Yijun. The patent application number is CN202511623771 20251107. The patent publication number is CN12129..

State Intellectual Property Office of China Publishes Shanghai Foundation Engineering Group Patent Application for Progressive Laying System and Method for Long-distance Steel Pipe..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Shanghai Foundation Engineering Group patent application for Progressive Laying System and Method for Long-distance Steel Pipe in Tunnel Based on Adjustable Support. The invention was developed by Xiong Fei, Zhu Deyong, Liu Guirong, Wang Ping and Tang X..

Qianxi Fulong Thermal Power Submits Patent Application for Primary Network Heat Supply Flow Balance Adjustment and Primary Pipe Network Resistance Reduction System Operation Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Qianxi Fulong Thermal Power has submitted a patent application for Primary Network Heat Supply Flow Balance Adjustment and Primary Pipe Network Resistance Reduction System Operation Method. Li Kun, Jia Yanqing, Chen Shouyuan, Li Hongli, Zhao Hongmei, Zhao Haifeng, Zhao Xijie, Wang Daishi, Zhao Yongqiang and Zh..

Xi'an Shiyou University Submits Patent Application for Vibration Reduction Superstructure of Combined Type Inerter Light Beam Pipe System

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Xi'an Shiyou University has submitted a patent application for Vibration Reduction Superstructure of Combined Type Inerter Light Beam Pipe System. Li Suobin, Li Hengyuan, Liu Shaohu, He Yutian, Liu Zhenhang, Cai Yiwei and Jiao Zhengshuo developed the invention. The patent application number is CN202511809842 ..

State Intellectual Property Office of China Receives China University of Mining Patent Application for Micro-mixing Nozzle Integrating Cooling and Heat Regeneration of Heat Pipe an..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received China University of Mining patent application for Micro-mixing Nozzle Integrating Cooling and Heat Regeneration of Heat Pipe and Combustor. Yang Xiao, Ji Yongbo, Jin Long, Li Lengjing, Yang Hongyang, Liu Xuanqi, Liu Fang and Yang Li developed the inventi..

State Intellectual Property Office of China Publishes China Metallurgical Construction Engineering Group Patent Application for Pipe Network Fault Positioning System Based on Artif..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published China Metallurgical Construction Engineering Group patent application for Pipe Network Fault Positioning System Based on Artificial Intelligence. The invention was developed by Tani Satoshi, Li Haiqing, Qiu Baochang, Lin Haiyan, Cao Hui, Wang Han and Ca..

State Intellectual Property Office of China Publishes Xi'an University of Science and Technology Patent Application for Safe Blocking Distance Calculation and Automatic Blocking Co..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Xi'an University of Science and Technology patent application for Safe Blocking Distance Calculation and Automatic Blocking Control Method for Carbon Dioxide Transportation Pipeline. The invention was developed by Zhai Xiaowei, Wen Hu, He Junning, Wang ..

Suzhou Nuclear Power Research Institute Applies for Patent on Wireless Monitoring and Digital Twinning Method and System for Service State of Pipeline System

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Suzhou Nuclear Power Research Institute has applied Chinese patent for Wireless Monitoring and Digital Twinning Method and System for Service State of Pipeline System. Huang Xiaobo, Sun Zhongyuan, Chen Cheng, Zhu Xiaofeng, Li Changning, Fu Yong and Wu Haiyang developed it. The patent application number is CN2..

State Intellectual Property Office of China Publishes Henan Diesel Engine Industry Patent Application for Double-wall Common Rail Pipe and Manufacturing Method

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Henan Diesel Engine Industry patent application for Double-wall Common Rail Pipe and Manufacturing Method. The invention was developed by Peng Yang, Guo Yanan and Shi Lei. The patent application number is CN202511618252 20251106. The patent publication..

State Intellectual Property Office of China Receives Shenzhen University Patent Application for Position and Posture Processing Method and Position and Posture Correcting Device fo..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Shenzhen University patent application for Position and Posture Processing Method and Position and Posture Correcting Device for Pipe Jacking in Starting Well. Wang Lei, Su Dong, Chen Xiangsheng, Jia Lianhui, Zhang Weidong, Zhao Yu, Zhou Wenpeng, Fan Lei..

Xi'an Thermal Power Research Institute, Huaneng Jilin Power Generation, Jiutai Electric Factory, Huaneng Jilin Power Generation Co Ltd and Xi'an Xire Energy Saving Tech Co Ltd Subm..

Pipe

| Mon 11 May 2026

Beijing, May 12 -- Xi'an Thermal Power Research Institute, Huaneng Jilin Power Generation, Jiutai Electric Factory, Huaneng Jilin Power Generation Co Ltd and Xi'an Xire Energy Saving Tech Co Ltd have submitted a patent application for Self-adaptive Long-distance Communication System of Long-distance Heat Supply Pipe Network Insp..

CCTEG Chongqing Engineering Group and CCTEG Digital Innovation Tech Chongqing Co Ltd Apply for Patent on Gas Pipeline High-consequence Area Identification Method and System

Pipe

| Tue 12 May 2026

Beijing, May 12 -- CCTEG Chongqing Engineering Group and CCTEG Digital Innovation Tech Chongqing Co Ltd have applied Chinese patent for Gas Pipeline High-consequence Area Identification Method and System. Tu Honghui, Fang Dengjie, Ye Sheng, Wang Rui, Gu Dong, Zhou Yang, Wu Xiaoyan, Tang Cheng, Chen Tianqing, Chen Leixing, Wang Z..

China 22MCC Group Corporation Seeks Patent for Installation Method of High-altitude Double-layer Pipeline Ladder Stand

Pipe

| Tue 12 May 2026

Beijing, May 13 -- China 22MCC Group Corporation has sought patent for Installation Method of High-altitude Double-layer Pipeline Ladder Stand. This invention was developed by Zhang Tianshuo, Wang Siqi, Lai Zengnan, Lang Tianbao and Feng Kunkun. The patent application number is CN202511781685 20251129. The patent publication nu..

Shanghai Baoye Group Corporation Submits Chinese Patent Application for Construction Method for Indoor Ski Field Slide Way Coil Pipe to Penetrate Through Waterproof Layer Joint

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Shanghai Baoye Group Corporation has submitted a patent application for Construction Method for Indoor Ski Field Slide Way Coil Pipe to Penetrate Through Waterproof Layer Joint. This invention was developed by Liang Ning, Huang Bing, Li Wen, Ou Yehua and Luo Xiaojian. The patent application number is CN202511..

Linhai Weixing New Building Materials Applies for Patent on Intelligent Control System and Method for Water Supply Pipeline

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Linhai Weixing New Building Materials has applied Chinese patent for Intelligent Control System and Method for Water Supply Pipeline. Wu Tao, Huang Xinli and Li Xinyue developed it. The patent application number is CN202511870375 20251212. The patent publication number is CN121295806 (A). International Patent..

CCCC SDC Fujian Communication Construction Engineering Applies for Patent on Dredging Pipeline Slurry Air-entrapping Boosting Conveying Device

Pipe

| Tue 12 May 2026

Beijing, May 13 -- CCCC SDC Fujian Communication Construction Engineering has applied Chinese patent for Dredging Pipeline Slurry Air-entrapping Boosting Conveying Device. Xu Xiang, Lin Mingzhen, Wang Xiaohua, Lin Xunping, Yuan Chaozhe, Wu Wei, Lin Changqing, Luo Jiacheng, Wang Sheng and Wang Feixin developed it. The patent app..

State Intellectual Property Office of China Releases Fuzhou Planning Design & Research Institute Group Patent Application for Underground Pipe Gallery Assembly Type Grating Energy ..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Fuzhou Planning Design & Research Institute Group patent application for Underground Pipe Gallery Assembly Type Grating Energy Dissipation Structure. This invention was developed by Lin Gongbo, Gao Xiaoping, Huang Zhixin, Lin Mingbo, Shi Minkui and Lin L..

Shougang Group Submits Patent Application for Large-thickness Pipeline Steel Plate for Deep Sea and Preparation Method

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Shougang Group has submitted a patent application for Large-thickness Pipeline Steel Plate for Deep Sea and Preparation Method. Fan Yanqiu, Li Shaopo, Ding Wenhua, Wang Zhiyong, Wang Yanfeng, Liu Jingang, Wang Xiaoyong, Li Zhanjun, Wang Kaikai, Wang Weihua, Huang Leqing, Chu Rensheng, Liu Yang, Lyu Yanchun and..

Chengde Jianlong Special Steel Seeks Patent for Smelting Method for Reducing Grade of Inclusion in Steel for Special Pipe

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Chengde Jianlong Special Steel has sought patent for Smelting Method for Reducing Grade of Inclusion in Steel for Special Pipe. This invention was developed by Zhang Jun, Yin Xiugang, Li Gang and Gu Qun. The patent application number is CN202511334092 20250918. The patent publication number is CN121294985 (A)..

The Boiler & Pressure Vessel Inspection Institute of Henan Province Seeks Patent for Supercritical Boiler Pipeline Heat Transfer Strengthening Device and Method

Pipe

| Tue 12 May 2026

Beijing, May 13 -- The Boiler & Pressure Vessel Inspection Institute of Henan Province has sought patent for Supercritical Boiler Pipeline Heat Transfer Strengthening Device and Method. This invention was developed by Zhong Xizhen, Zhou Jilong, Qi Hui, Yang Yongfei, Song Xiaolin, Ma Jiang, Su Yuan, Guo Wanyu, Han Peijuan, Zheng ..

Shougang Group Seeks Patent for Method for Reducing Strength Difference of Same Plate of Pipeline Steel Plate

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Shougang Group has sought patent for Method for Reducing Strength Difference of Same Plate of Pipeline Steel Plate. This invention was developed by Fan Yanqiu, Li Shaopo, Sha Jitong, Ding Wenhua, Wang Zhiyong, Wang Yanfeng, Wang Xiaoyong, Qin Xiaoliang, Bai Rixin, Wang Kaikai, Li Zhanjun, Liu Jingang, Wang Wei..

Shandong North Modern Chemistry Industry Seeks Patent for Preparation Method of Special-shaped Glass Reinforced Plastic Pipe

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Shandong North Modern Chemistry Industry has sought patent for Preparation Method of Special-shaped Glass Reinforced Plastic Pipe. This invention was developed by Chen Fengyu, Deng Jianpeng, Ishizawa Hiroshi, Yuan Sen, Wang Junzhe, Yu Weiqiang, An Jing, Sun Lanfei, Wang Kang and Tian Jiao. The patent applicat..

Hubei Zhsu Pipe Industry Files Chinese Patent Application for Pipe Machining Equipment and Machining Process for Plastic Waste Recovery

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Hubei Zhsu Pipe Industry has filed a patent application for Pipe Machining Equipment and Machining Process for Plastic Waste Recovery. This invention was developed by Gao Xianfu, Yu Zhe, Gao Hao, Zhang Qingfeng, Wei Wei and He Liu. The patent application number is CN202511703176 20251119. The patent publicati..

Research Institute Highway Mini Transportation Submits Patent Application for High-friction-resistance Low-heat-conduction Prestressed Concrete Pipe Pile Machining Device and Metho..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Research Institute Highway Mini Transportation has submitted a patent application for High-friction-resistance Low-heat-conduction Prestressed Concrete Pipe Pile Machining Device and Method. Tian Bo, Quan Lei, Li Lihui, Li Sili, Zhang Panpan and He Zhe developed the invention. The patent application number is..

Foshan Huibaisheng Laser Technology Submits Chinese Patent Application for High-precision Pipe Cutting Machine

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Foshan Huibaisheng Laser Technology has submitted a patent application for High-precision Pipe Cutting Machine. This invention was developed by Liang Jiandong, Yang Hongjie, Huang Sixin, Yan Junyi, Zheng Changji, Ye Xiuta, Lian Zhenda, Luo Yongjie, Lin Zhe, Su Weishun, Xu Ming and Liao Guxiang. The patent app..

Jiangsu Yulong Taihu New Material Technology Seeks Patent for Automatic Temperature Control System and Temperature Control Method for Nickel-based Corrosion-resistant Alloy Pipe En..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Jiangsu Yulong Taihu New Material Technology has sought patent for Automatic Temperature Control System and Temperature Control Method for Nickel-based Corrosion-resistant Alloy Pipe End Surfacing. This invention was developed by Zhou Yongqi and Ding Jie. The patent application number is CN202511832354 202512..

State Intellectual Property Office of China Releases Henan Huadian Jinyuan Piping Patent Application for Submerged-arc Welding Machine Complete Equipment for Pipeline

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Henan Huadian Jinyuan Piping patent application for Submerged-arc Welding Machine Complete Equipment for Pipeline. This invention was developed by Li Yongguang, Bai Li, Zhao Yibo, Chen Cuiyun, Zhang Yu Yang, Huang Jingjing, Zhang Huayin, Liu Penghui, Lin..

State Intellectual Property Office of China Releases Nanjing University of Technology Patent Application for Intelligent Welding Equipment and Welding Method for Dense Heat Pipes o..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Nanjing University of Technology patent application for Intelligent Welding Equipment and Welding Method for Dense Heat Pipes of Heat Exchanger. This invention was developed by Guo Yupeng, Jiang Hui, Cheng Xiang, Lu Xiaofeng and Zhu Xiaolei. The patent ..

State Intellectual Property Office of China Receives Southern University of Science and Technology Patent Application for Electric Discharge Machining Device and Machining Method f..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Southern University of Science and Technology patent application for Electric Discharge Machining Device and Machining Method for Inner Surface of Insulating Micropipe. Zhao Yonghua, Zhou Linmao and Li Yunjie developed the invention. The patent applicat..

Jinhua DKS Sport Applies for Patent on Football Gate Pipe Chamfering Device and Production Method

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Jinhua DKS Sport has applied Chinese patent for Football Gate Pipe Chamfering Device and Production Method. Wang Guozhen developed it. The patent application number is CN202511688476 20251118. The patent publication number is CN121289598 (A). International Patent Classification codes are B23D79/00, B23Q11/00 ..

Taizhou Huake Industrial Equipment Files Chinese Patent Application for Pipe Clamping and Cutting Device and Control Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Taizhou Huake Industrial Equipment has filed a patent application for Pipe Clamping and Cutting Device and Control Method Thereof. This invention was developed by Wang Guoguang, Yao Pan and Bai Liheng. The patent application number is CN202410904427 20240708. The patent publication number is CN121289575 (A). ..

Shanghai Baoye Group Corporation Submits Chinese Patent Application for Shallow Foundation Pit Steel Pipe Inclined Strut Pre-embedded Footstand Cutting-free Supporting Construction..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Shanghai Baoye Group Corporation has submitted a patent application for Shallow Foundation Pit Steel Pipe Inclined Strut Pre-embedded Footstand Cutting-free Supporting Construction Method. This invention was developed by Ma Ziqiang, Wang Wenxun and Fan Zhigang. The patent application number is CN202511460510 ..

State Intellectual Property Office of China Receives Fujian Dali New Building Materials Technology Patent Application for Concrete Steel Pipe Pile Structure with Inner Supporting F..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Fujian Dali New Building Materials Technology patent application for Concrete Steel Pipe Pile Structure with Inner Supporting Framework and Method. Li Li, Zheng Yong, Ge Lyuhua and Chen Shangbin developed the invention. The patent application number is ..

Research Institute Highway Mini Transportation Seeks Patent for Tiled Prestressed Pipe Pile Composite Roadbed and Application Thereof

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Research Institute Highway Mini Transportation has sought patent for Tiled Prestressed Pipe Pile Composite Roadbed and Application Thereof. This invention was developed by Tian Bo, Quan Lei, Zhang Panpan, Zhu Xuwei and Ji Jianrui. The patent application number is CN202511278966 20250909. The patent publicatio..

Beijing Institute of Technology Applies for Patent on Magnetic Field Auxiliary Dry Type Electrochemical Polishing Device and Method for Inner Surface of Pipeline

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Beijing Institute of Technology has applied Chinese patent for Magnetic Field Auxiliary Dry Type Electrochemical Polishing Device and Method for Inner Surface of Pipeline. Li Chaojiang, Zhang Na, Yang Yuxin, Jin Xin, Liu Guodong and Zhang Mingyu developed it. The patent application number is CN202511505827 20..

Jiangsu Xinchang Special Materials Submits Chinese Patent Application for Stainless Steel Pipe and Passivation Treatment Method

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Jiangsu Xinchang Special Materials has submitted a patent application for Stainless Steel Pipe and Passivation Treatment Method. This invention was developed by Yu Yuxin and Wu Dongqian. The patent application number is CN202511862990 20251211. The patent publication number is CN121295162 (A). International P..

State Intellectual Property Office of China Receives Baotou Iron and Steel Group Patent Application for Manufacturing Method of Low-cost Pipeline Steel for Supercritical Carbon Dio..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Baotou Iron and Steel Group patent application for Manufacturing Method of Low-cost Pipeline Steel for Supercritical Carbon Dioxide Corrosion. Cao Yan, Yuan Xiaoming, Su Cheng, Tian Yuhai, Gao Yanfei and Du Xiong developed the invention. The patent appl..

Hubei Kingbull Pipe Industry Applies for Patent on HDPE Pipe Polishing Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Hubei Kingbull Pipe Industry has applied Chinese patent for HDPE Pipe Polishing Device. Chen Houzhong developed it. The patent application number is CN202511740247 20251125. The patent publication number is CN121290249 (A). International Patent Classification codes are B24B27/00, B24B29/08, B24B41/00, B24B41/..

State Intellectual Property Office of China Publishes Jilin Haoning Laser Welded Pipe Technology Development Patent Application for Welded Pipe Welding Equipment Capable of Achievi..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Jilin Haoning Laser Welded Pipe Technology Development patent application for Welded Pipe Welding Equipment Capable of Achieving Self-positioning Butt Welding of Welded Pipes. The invention was developed by Qian Xiaolei and Wang Fang. The patent applic..

State Intellectual Property Office of China Releases Yibin Sanjiang Machinery Patent Application for Flexible Joint External Lap Joint Wire Bending Tool for Aviation Pipeline

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Yibin Sanjiang Machinery patent application for Flexible Joint External Lap Joint Wire Bending Tool for Aviation Pipeline. This invention was developed by Chen Yiji, Li Pengfei, Zhang Qiansheng, Xu Zhenghan, Zhang Zepeng and Zhou Xiaotong. The patent ap..

Zhangjiagang Yousheng Machinery Manufacturing Submits Chinese Patent Application for Horizontal Hump Pipe Forming Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Zhangjiagang Yousheng Machinery Manufacturing has submitted a patent application for Horizontal Hump Pipe Forming Device. This invention was developed by Wan Xiangping and Zhao Yannan. The patent application number is CN202511466096 20251014. The patent publication number is CN121289324 (A). International Pat..

State Intellectual Property Office of China Receives Shaanxi Youfa Steel Pipe Patent Application for High-dynamic-load Roller Way Suitable for Steel Pipe Forming

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Shaanxi Youfa Steel Pipe patent application for High-dynamic-load Roller Way Suitable for Steel Pipe Forming. Zhang Guangzhi, Shi Shengqiang, Zhang Zuoquan, Gao Ben, Wang Weikang and Guo Xiaoyong developed the invention. The patent application number is..

Yixing Peoples Hospital and Nanjing University File Chinese Patent Application for System for Monitoring Oxyhemoglobin Saturation and Blood Cell Backlog of Extracorporeal Circulati..

Pipe

| Mon 11 May 2026

Beijing, May 12 -- Yixing Peoples Hospital and Nanjing University have filed a patent application for System for Monitoring Oxyhemoglobin Saturation and Blood Cell Backlog of Extracorporeal Circulation Pipeline. This invention was developed by Yuan Jie, Tang Zhixiang, Dong Nishan, Lu Junjie, Yin Xiao, Dai Ji, Jiang Yan, Zhang Ha..

Dreame Innovation Technology, Suzhou and Zhuimi Fengxing Tech Suzhou Co Ltd Submit Chinese Patent Application for Dust Collection Pipeline and Cleaning Equipment

Pipe

| Mon 11 May 2026

Beijing, May 12 -- Dreame Innovation Technology, Suzhou and Zhuimi Fengxing Tech Suzhou Co Ltd have submitted a patent application for Dust Collection Pipeline and Cleaning Equipment. This invention was developed by Wang Dong and Wang Xiang. The patent application number is CN202511802766 20251202. The patent publication numb..

Sun Yat-sen University and Hong Kong Polytechnic University Submit Patent Application for Submarine Pipeline Buckling Simulation Method Based on Pipeline Unit Method

Pipe

| Tue 12 May 2026

Beijing, May 12 -- Sun Yat-sen University and Hong Kong Polytechnic University have submitted a patent application for Submarine Pipeline Buckling Simulation Method Based on Pipeline Unit Method. Huang Wei, Zhong Langwei, Lan Yuping and Liu Siwei developed the invention. The patent application number is CN202511534958 2025102..

Anhui Polytechnic University, Wuhu Xinxing Ductile Iron Pipes and Wuhu Branch of China United Network Communications Ltd Submit Chinese Patent Application for Converter Oxygen Lanc..

Pipe

| Tue 12 May 2026

Beijing, May 12 -- Anhui Polytechnic University, Wuhu Xinxing Ductile Iron Pipes and Wuhu Branch of China United Network Communications Ltd have submitted a patent application for Converter Oxygen Lance Recommendation Algorithm Based on Big Data. This invention was developed by Emoto Aki, Wang Jiagui, Wang Chengjun, Yang Fan, Le..

State Intellectual Property Office of China Receives Shaanxi Baoguang Vacuum Electric Device Patent Application for Composite Material High-pressure Pipe Body Pickling Tool and Cor..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Shaanxi Baoguang Vacuum Electric Device patent application for Composite Material High-pressure Pipe Body Pickling Tool and Corrugated Pipe. Gou Jiaojiao and Long Chengyun developed the invention. The patent application number is CN202511364135 20250923..

State Intellectual Property Office of China Releases State Grid Xinyuan Group and Ningxia Qingtongxia Pumped Storage Co Ltd Patent Application for Dual Adjustable Pipeline Supporti..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released State Grid Xinyuan Group and Ningxia Qingtongxia Pumped Storage Co Ltd patent application for Dual Adjustable Pipeline Supporting Device for Pumped Storage Power Station. This invention was developed by Xu Liqiang, Cui Long, Lei Xiyu, Ma Rui, Li Junhao, ..

State Intellectual Property Office of China Releases Mhps Dongfang Boiler Co Ltd Patent Application for Superheater Steam-water Pipeline Suitable for Ultrahigh-temperature Flue Gas..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Mhps Dongfang Boiler Co Ltd patent application for Superheater Steam-water Pipeline Suitable for Ultrahigh-temperature Flue Gas Condition. This invention was developed by Li Wenjie, Dai Weidong, Qiu Yewu, Ji Hua, Shi Danjun, Hu Mengzhu, Liu Binwu, Deng Q..

World Intellectual Property Organization Releases Storm Cranes As Patent Application for Fish Pump Hose Crane

Pipe

| Tue 12 May 2026

Geneva, May 13 -- World Intellectual Property Organization has released Storm Cranes As patent application for Fish Pump Hose Crane. This invention was developed by Staurnes Harald Kåre, Kippernes Even Arne and Kippernes Anders. The patent application number is WO2025NO50185 20251103. The patent publication number is WO20260..

State Intellectual Property Office of China Releases CCCC Third Harbour Engineering and Huaneng Yantai New Energy Tech Development Co Ltd Patent Application for Tool Structure Inte..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released CCCC Third Harbour Engineering and Huaneng Yantai New Energy Tech Development Co Ltd patent application for Tool Structure Integrating Transportation and Turnover of Steel Pipe Pile. This invention was developed by Wang Jinshou, Wang Junjie, Tian Zhongsh..

State Intellectual Property Office of China Releases Hangzhou Laotan Hardware Tools Co Ltd Patent Application for Anti-skid Oil Pipe Wrench Suitable for Greasy Dirt Environment

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Hangzhou Laotan Hardware Tools Co Ltd patent application for Anti-skid Oil Pipe Wrench Suitable for Greasy Dirt Environment. This invention was developed by Zhang Yongping and Hong Rui. The patent application number is CN202511630106 20251109. The pat..

State Intellectual Property Office of China Releases Jiangsu Haoran New Mat Co Ltd Patent Application for Pipe Fitting Surface Polishing Equipment

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Jiangsu Haoran New Mat Co Ltd patent application for Pipe Fitting Surface Polishing Equipment. This invention was developed by Zhang Baoling, Zhang Jie, Xia Xin, Zhu Heng and Xie Pengcheng. The patent application number is CN202511622877 20251107. The..

State Intellectual Property Office of China Releases Anhui Yuanxin Heavy Ind Co Ltd Patent Application for Double-station Automatic Butt Welding Equipment for Metal Pipe Fittings

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Anhui Yuanxin Heavy Ind Co Ltd patent application for Double-station Automatic Butt Welding Equipment for Metal Pipe Fittings. This invention was developed by Xu Weiliang, Xu Ling, Xu Yingbao, Xu Song, Xu Weijian, Zhou Jian, Shen Bing and Chen Yongliang...

State Intellectual Property Office of China Releases Jiangsu Ouruike Intelligent Equipment Co Ltd Patent Application for Pipe Blanking Device of Laser Pipe Cutting Machine

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Jiangsu Ouruike Intelligent Equipment Co Ltd patent application for Pipe Blanking Device of Laser Pipe Cutting Machine. This invention was developed by Su Yongsheng and Zhang Genliang. The patent application number is CN202511844833 20251209. The pate..

State Intellectual Property Office of China Releases CCCC First Harbor Engineering and Wuhan Construction Invest Co Ltd Of CCCC First Harbor Engineering Company Ltd Patent Applicat..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released CCCC First Harbor Engineering and Wuhan Construction Invest Co Ltd Of CCCC First Harbor Engineering Company Ltd patent application for Multifunctional Machining Equipment for Building Metal Pipe Fittings. This invention was developed by Sun Lei, Shi Zhao..

State Intellectual Property Office of China Releases Zhejiang Huajin Pipe Mfg Co Ltd Patent Application for High-frequency Longitudinal Welded Pipe Unit

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Zhejiang Huajin Pipe Mfg Co Ltd patent application for High-frequency Longitudinal Welded Pipe Unit. This invention was developed by Wang Jialiang. The patent application number is CN202511675343 20251115. The patent publication number is CN121289703 ..

State Intellectual Property Office of China Releases China Energy Construction Group and Anhui Wanli Engineering Tech Co Ltd Patent Application for Automatic Pipeline Welding Devic..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released China Energy Construction Group and Anhui Wanli Engineering Tech Co Ltd patent application for Automatic Pipeline Welding Device. This invention was developed by Lu Zhibing, Xie Wanli, Liang Jun, Qin Suzhi, Yang Xun and Liu Long. The patent applicatio..

State Intellectual Property Office of China Releases Grinm Metal Composite Mat Beijing Co Ltd Patent Application for Roundness Correction Device and Method for Precise Metal Pipe

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Grinm Metal Composite Mat Beijing Co Ltd patent application for Roundness Correction Device and Method for Precise Metal Pipe. This invention was developed by Liu Xiangai, Wang Xu, Chen Bo, Gao Hao, Liu Zhicheng and Yang Bicheng. The patent applicatio..

State Intellectual Property Office of China Publishes Anhui Yuanxin Heavy Ind Co Ltd Patent Application for Bimetal Composite Pipe Fitting and Production Device Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Anhui Yuanxin Heavy Ind Co Ltd patent application for Bimetal Composite Pipe Fitting and Production Device Thereof. The invention was developed by Xu Weiliang, Xu Ling, Xu Yingbao, Xu Song, Xu Weijian, Zhou Jian, Shen Bing and Chen Yongliang. The pat..

State Intellectual Property Office of China Publishes Zhongte Jianganghua Tech Shenzhen Co Ltd Patent Application for Intelligent Operation and Maintenance System and Method for Ga..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Zhongte Jianganghua Tech Shenzhen Co Ltd patent application for Intelligent Operation and Maintenance System and Method for Gas Pipeline Based on Digital Twinning. The invention was developed by Zeng Weiguo, Qiao Tao, Zhang Zeyu, Xiao Kai, Wang Wenjie a..

State Intellectual Property Office of China Publishes Jiangsu Huilin Electric Appliance Co Ltd Patent Application for Protective Glue Material for Preventing Oxidation of Welding S..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Jiangsu Huilin Electric Appliance Co Ltd patent application for Protective Glue Material for Preventing Oxidation of Welding Spots of Copper and Aluminum Pipes and Preparation Method of Protective Glue Material. The invention was developed by Tang Hongm..

State Intellectual Property Office of China Publishes Hebei Dibo Electric Power Equipment Co Ltd Patent Application for Environment-friendly Mpp Cable Protection Pipe and Preparati..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Hebei Dibo Electric Power Equipment Co Ltd patent application for Environment-friendly Mpp Cable Protection Pipe and Preparation Method Thereof. The invention was developed by Wang Bojun. The patent application number is CN202511644980 20251111. The ..

State Intellectual Property Office of China Publishes Huaneng Jiangyin Gas Turbine Thermoelectricity Co Ltd, Jiao Zhenjun, Zhou Yongchun, Nakaro, Wang Shengnan and Peng Xuyang Pate..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Huaneng Jiangyin Gas Turbine Thermoelectricity Co Ltd, Jiao Zhenjun, Zhou Yongchun, Nakaro, Wang Shengnan and Peng Xuyang patent application for Composite Polyethylene Master Batch for Processing Heat-resistant Pressure Pipeline and Preparation Method o..

State Intellectual Property Office of China Publishes China Chemical Guilin Eng Co Ltd and Guilin Rubber Design Inst Co Ltd Patent Application for Ultra-low Wind Resistance Water B..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published China Chemical Guilin Eng Co Ltd and Guilin Rubber Design Inst Co Ltd patent application for Ultra-low Wind Resistance Water Blowing Pipeline Structure. The invention was developed by Zhao Qifeng, Xie Lei, Meng Hui, Zhou Shengping, Deng Shilin and Chen ..

State Intellectual Property Office of China Publishes Zhuhai Chuntian Tech Co Ltd Patent Application for Round Pipe Polishing Equipment with Fixed-point Polishing Function

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Zhuhai Chuntian Tech Co Ltd patent application for Round Pipe Polishing Equipment with Fixed-point Polishing Function. The invention was developed by Chen Qiyuan, Luo Binghua and Jiang Daocheng. The patent application number is CN202511865414 2025121..

State Intellectual Property Office of China Publishes Xuzhou Sulei Machinery Co Ltd Patent Application for Long Pipeline Inner Wall Grinding Equipment

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Xuzhou Sulei Machinery Co Ltd patent application for Long Pipeline Inner Wall Grinding Equipment. The invention was developed by Zhang Aisen. The patent application number is CN202511578261 20251031. The patent publication number is CN121290191 (A). ..

State Intellectual Property Office of China Publishes Sanlead Tech Taishan Co Ltd Patent Application for Motor Base and Lower Pipe Forging and Drawing Integrated Forming Process

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Sanlead Tech Taishan Co Ltd patent application for Motor Base and Lower Pipe Forging and Drawing Integrated Forming Process. The invention was developed by Chen Zhenghao, Huang Zhihui and Cui Quanbiao. The patent application number is CN202511592942 ..

State Intellectual Property Office of China Publishes Guizhou Jiaotong Vocational Univ Patent Application for Steel Pipe Manufacturing Equipment and Manufacturing Process Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Guizhou Jiaotong Vocational Univ patent application for Steel Pipe Manufacturing Equipment and Manufacturing Process Thereof. The invention was developed by Zhang Shunke, Cao Yanfeng, Zhang Xiaohong, Zhao Guoqi, Sun Shulei, Tian Ning and Liu Xia. The..

State Intellectual Property Office of China Publishes Tianjin Henghui Tech Development Co Ltd Patent Application for Cutting Equipment with Multi-directional Clamping Function for ..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Tianjin Henghui Tech Development Co Ltd patent application for Cutting Equipment with Multi-directional Clamping Function for Steel Pipe Machining. The invention was developed by Liu Shaoping. The patent application number is CN202511854675 20251210...

State Intellectual Property Office of China Publishes Xiangyang City Liqiang Machinery Co Ltd Patent Application for Hammering Device for Casting and Separating Pipeline Parts

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Xiangyang City Liqiang Machinery Co Ltd patent application for Hammering Device for Casting and Separating Pipeline Parts. The invention was developed by Wang Xinwei, Wu Yu, Lu Fachang and Chen Jun. The patent application number is CN202511494338 202..

World Intellectual Property Organization Publishes DVW Holdings LLC Patent Application for Systems and Methods for Elevator Fire Suppression and Standpipe System

Pipe

| Wed 13 May 2026

Geneva, May 13 -- World Intellectual Property Organization has published DVW Holdings LLC patent application for Systems and Methods for Elevator Fire Suppression and Standpipe System. The invention was developed by Spurgeon Daniel A. The patent application number is WO2025US53359 20251030. The patent publication number is WO..

World Intellectual Property Organization Publishes Euro Heat Pipes Patent Application for Flexible Heat Pipe

Pipe

| Tue 12 May 2026

Geneva, May 13 -- World Intellectual Property Organization has published Euro Heat Pipes patent application for Flexible Heat Pipe. The invention was developed by Mohaupt Mikael. The patent application number is WO2025EP81033 20251027. The patent publication number is WO2026093245 (A1). International Patent Classification cod..

State Intellectual Property Office of China Publishes Guangdong China Coal Jiangnan Eng Survey and Design Co Ltd Patent Application for Rescue Device and Method for Pipe Clamping o..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Guangdong China Coal Jiangnan Eng Survey and Design Co Ltd patent application for Rescue Device and Method for Pipe Clamping of Inclinometer Probe. The invention was developed by Mo Dade, Zhai Jianle, Yang Jiasheng, Meng Lingjin and Liang Tian. The p..

State Intellectual Property Office of China Receives Huatian Nanjing Engineering & Technology Corp MCC and MCC Huatian Engineering & Technology Patent Application for Energy-saving..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Huatian Nanjing Engineering & Technology Corp MCC and MCC Huatian Engineering & Technology patent application for Energy-saving Oxygenation Floating Island System Based on Gas Stripping of Diverging Pipe. Jiang Dong, Meng Xuan, Liu Xiaohui, Heng Zhongxua..

State Intellectual Property Office of China Receives Changzhou Hexagon Nano Tech Co Ltd Patent Application for Packaging Bag Device with Exhausting and Self-closing Functions for S..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Changzhou Hexagon Nano Tech Co Ltd patent application for Packaging Bag Device with Exhausting and Self-closing Functions for Single-wall Pipe. Gong Xiaojing and Guo Chi developed the invention. The patent application number is CN202511788433 20251201..

State Intellectual Property Office of China Receives Rifeng New Mat Co Ltd, Foshan Rifeng Enterprise and Rifeng Tech Co Ltd Patent Application for Enhanced Krah Pipe and Preparatio..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Rifeng New Mat Co Ltd, Foshan Rifeng Enterprise and Rifeng Tech Co Ltd patent application for Enhanced Krah Pipe and Preparation Method Thereof. Zhang Jiansheng, Lin Xiyong, Zhou Junying and Tian Conglu developed the invention. The patent application ..

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