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18:43:51 Mon 04 May 2026

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(4)

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(3)

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(2)

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(1)

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Dalian University of Tech

(1)

(1)

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Electric Power Research I

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(1)

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GuangXi University

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(1)

(1)

Harbin Institute of Techn

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State Intellectual Property Office of China Publishes CNOOC Guangdong Natural Gas Co Ltd Patent Application for Long-term Operation Natural Gas Pipeline Safety State Evaluation Met..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published CNOOC Guangdong Natural Gas Co Ltd patent application for Long-term Operation Natural Gas Pipeline Safety State Evaluation Method and Related Device. The invention was developed by Liu Zhipeng, Luo Jie, Chen Yi, Lin Baoqi, Hou Xiangfeng, Liu Yanchao and ..

European Patent Office Releases Rosen IP AG Patent Application for Cleaning and Defect Detection on a Pipeline Wall

Pipe

| Sun 03 May 2026

Munich, May 4 -- European Patent Office has released Rosen IP AG patent application for Cleaning and Defect Detection on a Pipeline Wall. This invention was developed by Fielers Frank, Danilov Andrey, Kühbach Nico and Baumeister Marc. The patent application number is EP20240737711 20240626. The patent publication number is E..

European Patent Office Releases Jose Manuel Valero SL Patent Application for Pipe Taping Machine

Pipe

| Sun 03 May 2026

Munich, May 4 -- European Patent Office has released Jose Manuel Valero SL patent application for Pipe Taping Machine. This invention was developed by Valero Salinas Jose Manuel. The patent application number is EP20250382914 20250828. The patent publication number is EP4733040 (A1). International Patent Classification code i..

State Intellectual Property Office of China Receives Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges Patent Application for Quantitative Eval..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges patent application for Quantitative Evaluation Method, Device and Equipment for Underground Water Invasion Degree of Single-section Sewage Pipeline. Fang Shuai, Wang Wa..

Dongyin Guanwu Nanjing Tech Co Ltd Applies for Patent on HDPE Drainage Pipeline Disjunction Detection Method Based on Distributed Optical Fiber Sound Wave Sensing

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Dongyin Guanwu Nanjing Tech Co Ltd has applied Chinese patent for HDPE Drainage Pipeline Disjunction Detection Method Based on Distributed Optical Fiber Sound Wave Sensing. Wu Peng, Dong Yixuan, Yin Xiangwen, Wu Lan, Wei Linhui, Zong Qifan, Huang Yu and Wu Dong developed it. The patent application number is ..

State Intellectual Property Office of China Releases Dongyin Guanwu Nanjing Tech Co Ltd Patent Application for Pipeline Vibration Exciter and Undredged Drainage Pipeline Deposition..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Dongyin Guanwu Nanjing Tech Co Ltd patent application for Pipeline Vibration Exciter and Undredged Drainage Pipeline Deposition Detection Method Based on Distributed Optical Fibers and Pipeline Vibration Exciter. This invention was developed by Wu Lan, Wu..

Harbin Kaina Tech Co Ltd Seeks Patent for Non-intrusive Electromagnetic Sensing Pipe Network Corrosion State Detection System

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Harbin Kaina Tech Co Ltd has sought patent for Non-intrusive Electromagnetic Sensing Pipe Network Corrosion State Detection System. This invention was developed by Tian Yuan, Sui Xiang and Foo Haipeng. The patent application number is CN20251145160 20250729. The patent publication number is CN121208118 (A). ..

Nanjing Wanhe Fire Tech Co Ltd Files Chinese Patent Application for Equipment for Detecting Thermal Insulation Performance of Thermal Insulation Pipe of Air Conditioner

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Nanjing Wanhe Fire Tech Co Ltd has filed a patent application for Equipment for Detecting Thermal Insulation Performance of Thermal Insulation Pipe of Air Conditioner. This invention was developed by Yuan Yong and Fu Xiaorong. The patent application number is CN202511602368 20251104. The patent publication n..

Henan Delang Intelligent Tech Co Ltd Files Chinese Patent Application for Cold Welding and Over-welding Microwave Detection Method and Device for PE Pipe Hot-melt Weld

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Henan Delang Intelligent Tech Co Ltd has filed a patent application for Cold Welding and Over-welding Microwave Detection Method and Device for PE Pipe Hot-melt Weld. This invention was developed by Sun Jingzhao, Shen Gongtian, Han Youhua, Tian Yongzhi and Liu Xiaolong. The patent application number is CN202..

State Intellectual Property Office of China Releases Tianjin Dongshengtu Geographic Information Tech Co Ltd Patent Application for Defect Checking and Detecting Device for Municipa..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Tianjin Dongshengtu Geographic Information Tech Co Ltd patent application for Defect Checking and Detecting Device for Municipal Drainage Pipeline. This invention was developed by Yang Mei, Han Junwei, Lin Taojie, Zhang Xinge, Liang Yamin, Ren Yuan, Wang ..

Dongtai Lianshun Metal New Material Tech Co Ltd Applies for Patent on Optical Detection Tool for Inner and Outer Walls of Stainless Steel Bent Pipe

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Dongtai Lianshun Metal New Material Tech Co Ltd has applied Chinese patent for Optical Detection Tool for Inner and Outer Walls of Stainless Steel Bent Pipe. Sun Ao, Zhao Xiaoxiang and Wu Xiaojun developed it. The patent application number is CN202511321299 20250916. The patent publication number is CN121208..

Shaanxi Northwest Titanium Nickel New Mat Co Ltd Submits Patent Application for Welded Pipe Surface Defect Detection Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shaanxi Northwest Titanium Nickel New Mat Co Ltd has submitted a patent application for Welded Pipe Surface Defect Detection Method. Zhang Qi, Yu Xiaoyong and Sa Xiaoning developed the invention. The patent application number is CN202511746305 20251126. The patent publication number is CN121208012 (A). Inter..

Ningbo Maisi Zhizao Tech Co Ltd Submits Chinese Patent Application for Visual Inspection Device for Detecting Defects of Aluminum Pipe Fitting

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Ningbo Maisi Zhizao Tech Co Ltd has submitted a patent application for Visual Inspection Device for Detecting Defects of Aluminum Pipe Fitting. This invention was developed by Yang Xiaoyan. The patent application number is CN202511478317 20251016. The patent publication number is CN121208010 (A). Internation..

Guangdong Hongzhongyuan Construction Eng Co Ltd Seeks Patent for Non-contact High-precision Pipe Network Damage Detection System

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Guangdong Hongzhongyuan Construction Eng Co Ltd has sought patent for Non-contact High-precision Pipe Network Damage Detection System. This invention was developed by Chen Xin, Liu Lixiang and Chen Jie. The patent application number is CN202511332971 20250918. The patent publication number is CN121208001 (A)..

Beijing Construction Engineering Quality Fourth Testing Inst Co Ltd Seeks Patent for System and Method for Testing Axial Shearing Force of Composite Pipe

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Beijing Construction Engineering Quality Fourth Testing Inst Co Ltd has sought patent for System and Method for Testing Axial Shearing Force of Composite Pipe. This invention was developed by Yang Xuefei, Feng Wenliang, Bai Dongjun, Gao Xue and Peng Jingkai. The patent application number is CN202511371452 20..

Zhejiang Water Conservancy Tech Promotion Service Center Files Chinese Patent Application for Multi-stage Sub-control Type Sluice Hydraulic Scouring and Silting Pipeline Layout Met..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zhejiang Water Conservancy Tech Promotion Service Center has filed a patent application for Multi-stage Sub-control Type Sluice Hydraulic Scouring and Silting Pipeline Layout Method and System. This invention was developed by Zhou Weifeng, Liu Xiyuan, Ma Yongfa, Luo Linfeng and Lu Mengfei. The patent applica..

Zibo Suolei Industrial Equipment Maintenance Tech Co Ltd Submits Chinese Patent Application for Petroleum Pipeline Anticorrosion Carbon Nano Polymer Coating as Well as Preparation ..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zibo Suolei Industrial Equipment Maintenance Tech Co Ltd has submitted a patent application for Petroleum Pipeline Anticorrosion Carbon Nano Polymer Coating as Well as Preparation Method and Application Thereof. This invention was developed by Tian Lubing, Cho Dong-young and Feng Ruojun. The patent applicati..

State Intellectual Property Office of China Receives Dongguan Xinchen New Material Tech Co Ltd Patent Application for Plastic Material for Antibacterial and Anti-adhesion Medical P..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Dongguan Xinchen New Material Tech Co Ltd patent application for Plastic Material for Antibacterial and Anti-adhesion Medical Pipe Fitting and Preparation Method of Plastic Material. Liao Shaoping and Tan Kenao developed the invention. The patent appli..

State Intellectual Property Office of China Releases Jiangxi Qiansu Pipe Ind Co Ltd Patent Application for Anti-sticking Krah Pipe and Preparation Method Thereof

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Jiangxi Qiansu Pipe Ind Co Ltd patent application for Anti-sticking Krah Pipe and Preparation Method Thereof. This invention was developed by Li Jun and Cao Zhenjie. The patent application number is CN202511612658 20251106. The patent publication numbe..

Shaanxi Juneng Yousu Polymer Mat Co Ltd Files Chinese Patent Application for Preparation Method for Producing Double-wall Corrugated Pipe Integrated Material

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shaanxi Juneng Yousu Polymer Mat Co Ltd has filed a patent application for Preparation Method for Producing Double-wall Corrugated Pipe Integrated Material. This invention was developed by Wen Peng, Yang Jintao, Zhao Wei and Ma Bo. The patent application number is CN202511484101 20251017. The patent publicat..

Beijing Yunzhi Yongli Tech Co Ltd Submits Patent Application for Data-driven Intelligent Identification Method for Causes of Corrosion Failure in Steel Oil and Gas Pipeline

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Beijing Yunzhi Yongli Tech Co Ltd has submitted a patent application for Data-driven Intelligent Identification Method for Causes of Corrosion Failure in Steel Oil and Gas Pipeline. Zhang Lei, Xiong Guoqing and Qu Zhihao developed the invention. The patent application number is CN202511306338 20250912. The p..

European Patent Office Publishes Iliad Patent Application for Integrated Processing Architecture for a Pipeline of Llm Inference Services with a 5G Network

Pipe

| Sun 03 May 2026

Munich, May 4 -- European Patent Office has published Iliad patent application for Integrated Processing Architecture for a Pipeline of Llm Inference Services with a 5G Network. The invention was developed by Sayad Khaled and Escande Patrick. The patent application number is EP20240315493 20241023. The patent publication numb..

State Intellectual Property Office of China Publishes Guangzhou Jintu Geotechnical Engineering Tech Co Ltd Patent Application for Analogue Simulation Method for Rectangular Pipe Ja..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published Guangzhou Jintu Geotechnical Engineering Tech Co Ltd patent application for Analogue Simulation Method for Rectangular Pipe Jacking Structural Member. The invention was developed by Chen Xuehua. The patent application number is CN202511271159 20250905..

Shanxi Energy Internet Res Institute Submits Patent Application for Design Method for Length Proportion of Three Sections of Gangue Hill Cooling Gravity Assisted Heat Pipe

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Shanxi Energy Internet Res Institute has submitted a patent application for Design Method for Length Proportion of Three Sections of Gangue Hill Cooling Gravity Assisted Heat Pipe. Dou Yinke, Zhang Yu, Jian Qiang, Liu Yang, Jiao Yangyang, Zhao Liangliang and Li Shilong developed the invention. The patent app..

State Intellectual Property Office of China Releases Shanxi Energy Internet Res Institute Patent Application for Heat Dissipation Optimization Type Heat Pipe Arrangement Method Bas..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Shanxi Energy Internet Res Institute patent application for Heat Dissipation Optimization Type Heat Pipe Arrangement Method Based on Gangue Hill Cooling Technology. This invention was developed by Dou Yinke, Zhang Yu, Jian Qiang, Liu Qiang, Zhang Songwei,..

Guo Xiaoqing Submits Patent Application for Method and System for Evaluating Service Life of Pre-filming Pipeline of Air Conditioner Pipeline System

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Guo Xiaoqing has submitted a patent application for Method and System for Evaluating Service Life of Pre-filming Pipeline of Air Conditioner Pipeline System. The patent application number is CN202511416399 20250930. The patent publication number is CN121211743 (A). International Patent Classification codes a..

Beijing Supermap Software Co Ltd Submits Chinese Patent Application for Pipe Gallery Model Generation Method and Device, Equipment and Storage Medium

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Beijing Supermap Software Co Ltd has submitted a patent application for Pipe Gallery Model Generation Method and Device, Equipment and Storage Medium. This invention was developed by Chen Yucheng, Zhu Chongyang, Zhang Yongfu, Gao Feng, Yang Fang, Wang Bo, Dou Ruijie and Li Meng. The patent application number..

Esseninot Wisdom Medical Tech Development Jiangsu Co Ltd Applies for Patent on Graphical Pipeline Connection Method and Related Product Thereof

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Esseninot Wisdom Medical Tech Development Jiangsu Co Ltd has applied Chinese patent for Graphical Pipeline Connection Method and Related Product Thereof. Yao Yong, Yin Ting, Gao Xingyong, Sui Yanlin and Cheng Jie developed it. The patent application number is CN202511345340 20250919. The patent publication n..

Beijing Water Science & Tech Institute Submits Chinese Patent Application for Drainage Pipe Network Density Determination Method, Device, Equipment, Medium and Product

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Beijing Water Science & Tech Institute has submitted a patent application for Drainage Pipe Network Density Determination Method, Device, Equipment, Medium and Product. This invention was developed by Zhan Nan, Dong Mengning, Yu Lei, Li Lei, Li Yongkun, Liang Lixuan and Xiong Ying. The patent application num..

Xi'an Jinggong Medical Tech Co Ltd Submits Chinese Patent Application for Pipe Diameter Flow Monitoring Method and System for Ecmo

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Xi'an Jinggong Medical Tech Co Ltd has submitted a patent application for Pipe Diameter Flow Monitoring Method and System for Ecmo. This invention was developed by Yan Yang, Gong Huizhong, Zhao Yahui, Zhang Yifan, Zhu Chunjuan, Wang Xiaodong, Xu Wenfeng, Wang Yanhui, Liu Fengfeng and Wang Jingyu. The patent ..

Muon Solutions Oy Files European Patent Application for Pipe Condition Assessment and Monitoring

Pipe

| Sun 03 May 2026

Munich, May 4 -- Muon Solutions Oy has filed a patent application for Pipe Condition Assessment and Monitoring. This invention was developed by Kuusiniemi Pasi and Holma Marko. The patent application number is EP20240735661 20240613. The patent publication number is EP4731993 (A1). International Patent Classification code is ..

Jiangsu Yinjiang Precision Tech Co Ltd Submits Patent Application for Welded Pipe Unit Anomaly Detection Method Based on Comparative Learning

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jiangsu Yinjiang Precision Tech Co Ltd has submitted a patent application for Welded Pipe Unit Anomaly Detection Method Based on Comparative Learning. Zhao Minjie and Zhao Zhengli developed the invention. The patent application number is CN202511405456 20250929. The patent publication number is CN121207256 (..

Jiangsu Fenggong Electrical Science & Tech Co Ltd Submits Patent Application for High-precision Power Transmission Pipe Gallery Foundation Gil Settlement Monitoring Device

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jiangsu Fenggong Electrical Science & Tech Co Ltd has submitted a patent application for High-precision Power Transmission Pipe Gallery Foundation Gil Settlement Monitoring Device. Wang Xiang, Wu Yongfeng, Liu Changyan and Li Bo developed the invention. The patent application number is CN202511520754 2025102..

Sichuan Zhongshui Chengkan Institute Engineering Geophysical Testing Co Ltd Seeks Patent for Method for Measuring Pipe Diameter of Underground Nonmetal Pipeline Based on Hyperbolic..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Sichuan Zhongshui Chengkan Institute Engineering Geophysical Testing Co Ltd has sought patent for Method for Measuring Pipe Diameter of Underground Nonmetal Pipeline Based on Hyperbolic Fitting Method. This invention was developed by Song Xinlei, Li Yang, Guo Zhonghong, Chen Changqin, Liao Jing, Wang Fangli, Xu..

Jiangsu Cuilong Prec Copper Tube Corporation Submits Chinese Patent Application for Outer Surface Multi-structure Reinforced Evaporating Pipe

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jiangsu Cuilong Prec Copper Tube Corporation has submitted a patent application for Outer Surface Multi-structure Reinforced Evaporating Pipe. This invention was developed by Shi Minghua, Xu Qiuping, Zhang Chunming, Zhang Dongfang, Jing Xiaowei and Jin Liwen. The patent application number is CN202511541423 2..

Zhou Rui Submits Chinese Patent Application for Loop Heat Pipe for Replacing Capillary Core Liquid Return by Utilizing Laplacian Pressure Difference of Conical Channel

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zhou Rui has submitted a patent application for Loop Heat Pipe for Replacing Capillary Core Liquid Return by Utilizing Laplacian Pressure Difference of Conical Channel. This invention was developed by Zhou Rui and Yao Yuanpeng. The patent application number is CN202511410867 20250929. The patent publication ..

Shanghai Guoke Zaowu New Energy Tech Co Ltd Seeks Patent for Ultra-long Gravity Assisted Heat Pipe and Machining Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shanghai Guoke Zaowu New Energy Tech Co Ltd has sought patent for Ultra-long Gravity Assisted Heat Pipe and Machining Method. This invention was developed by Feng Zhiye. The patent application number is CN202511559788 20251029. The patent publication number is CN121206935 (A). International Patent Classifica..

State Intellectual Property Office of China Releases Tangshan Kangxin New Energy Tech Co Ltd Patent Application for Central Pipe Heating Coal Upgrading and Drying Equipment

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Tangshan Kangxin New Energy Tech Co Ltd patent application for Central Pipe Heating Coal Upgrading and Drying Equipment. This invention was developed by Ma Renjun, Chi Hailong and Huo Dianlong. The patent application number is CN202511459716 20251013. ..

Huaxin Consultating Co Ltd Submits Chinese Patent Application for Differential Pressure Control Method and System Based on AI Pipe Network Adaptive Identification

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Huaxin Consultating Co Ltd has submitted a patent application for Differential Pressure Control Method and System Based on AI Pipe Network Adaptive Identification. This invention was developed by Peng Guiping, Su Yicheng, Sheng Yuhe and Chai Shiheng. The patent application number is CN202511747078 20251126. ..

Datang Taizhou Thermal Power Co Ltd Applies for Patent on Remote Control Branch Line Pressure System of Industrial Steam Heat Supply Pipe Network

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Datang Taizhou Thermal Power Co Ltd has applied Chinese patent for Remote Control Branch Line Pressure System of Industrial Steam Heat Supply Pipe Network. Xu Shupeng, Kim Seok, Zhang Yameng, Li Xiang, Feng Na and Huang Sixin developed it. The patent application number is CN202511554747 20251029. The patent ..

State Intellectual Property Office of China Publishes MHPS Dongfang Boiler Co Ltd Patent Application for Insertion Pipe Type Shockproof Structure

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published MHPS Dongfang Boiler Co Ltd patent application for Insertion Pipe Type Shockproof Structure. The invention was developed by Qiu Yewu, Wang Dongfang, Zhu Shouqi, Wang Gang, Zhu Jingchuang, He Ying, Huang Dianhui, Gu Defeng and Zhang Geng. The patent ap..

State Intellectual Property Office of China Releases Liang Shidong Patent Application for Safe Gas Pipe and Valve

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Liang Shidong patent application for Safe Gas Pipe and Valve. The patent application number is CN202511536377 20251025. The patent publication number is CN121206397 (A). International Patent Classification code is F17D5/02. According to the abstr..

State Intellectual Property Office of China Releases Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity Patent Application for High-pressure Co2 Pipeline ..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity patent application for High-pressure Co2 Pipeline Leakage Detection Device and Method Thereof. This invention was developed by Zhao Jingchao, Zhu Yalong, Zhao Wentao, Xia Yuxiao,..

State Intellectual Property Office of China Releases Harbin Kaina Tech Co Ltd Patent Application for Intelligent Prediction and Inhibition System for Growth of Pipe Network Microbi..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Harbin Kaina Tech Co Ltd patent application for Intelligent Prediction and Inhibition System for Growth of Pipe Network Microbial Film. This invention was developed by Sui Xiang, Han Bin and Lu Yajuan. The patent application number is CN20251155051 202..

Chengdu Xiangbian Tech Co Ltd Submits Patent Application for Composite Heat Preservation Structure and System for Underground Water Delivery Pipeline Based on Phase Change Material

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Chengdu Xiangbian Tech Co Ltd has submitted a patent application for Composite Heat Preservation Structure and System for Underground Water Delivery Pipeline Based on Phase Change Material. Lei Xianzhang, Lan Tian and Xiao Yan developed the invention. The patent application number is CN202511451191 20251011...

Guizhou Bridge Constr Group Co Ltd Seeks Patent for Blasting Vibration Prediction System and Method for Tunnel Undercrossing Adjacent Natural Gas Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Guizhou Bridge Constr Group Co Ltd has sought patent for Blasting Vibration Prediction System and Method for Tunnel Undercrossing Adjacent Natural Gas Pipeline. This invention was developed by Guo Maobin, Sun Quanwu, Song Yun, Ma Yong, Tao Tiejun, Liu Lang, Wang Linhai, Du Aidi, Liu Donghao, Wang Jiangbing and ..

State Intellectual Property Office of China Publishes Xi'an Drainage Group Co Ltd Patent Application for Non-excavation Pipeline Repairing Device and Repairing Method Thereof

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published Xi'an Drainage Group Co Ltd patent application for Non-excavation Pipeline Repairing Device and Repairing Method Thereof. The invention was developed by Bai Sen, Chen Pan, Yin Hanyang, Zhang Xuxu, Zeng Tianhao, Yang Yuqing, Xie Chen, Wang Weiming, Lu Xia..

Guangdong Zhongxun Communication Equipment Ind Co Ltd Files Chinese Patent Application for Multi-section Type Quickly-connected Plastic Pipe

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Guangdong Zhongxun Communication Equipment Ind Co Ltd has filed a patent application for Multi-section Type Quickly-connected Plastic Pipe. This invention was developed by Yang Jie. The patent application number is CN202511784493 20251201. The patent publication number is CN121206307 (A). International Paten..

Shandong Anneng New Material Tech Co Ltd Submits Chinese Patent Application for High-pressure Hose Connector Split Type Hoop Connecting Device

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shandong Anneng New Material Tech Co Ltd has submitted a patent application for High-pressure Hose Connector Split Type Hoop Connecting Device. This invention was developed by Ding Zhuang, Liu Feng, Liu Fengmei, Yan Keshuai, Liu Chun and Li Shijing. The patent application number is CN202511527605 20251024. T..

Sanjie Energy Saving New Mat Co Ltd Seeks Patent for Steam Prefabricated Directly-buried Thermal Insulation Pipe Fitting

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Sanjie Energy Saving New Mat Co Ltd has sought patent for Steam Prefabricated Directly-buried Thermal Insulation Pipe Fitting. This invention was developed by Song Zhiping, Peng Liangde, Zhao Xiaofeng, Sun Yiqiang, Li Shuaishuai, Shi Rulin, Cheng Yazheng, Lyu Liuzhu and Gao Yangyang. The patent application n..

Anhui Xiutong Building Material Tech Co Ltd Seeks Patent for Fiber-reinforced High-strength Impervious Concrete Socket Pipe and Preparation Method Thereof

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Anhui Xiutong Building Material Tech Co Ltd has sought patent for Fiber-reinforced High-strength Impervious Concrete Socket Pipe and Preparation Method Thereof. This invention was developed by Fang Shuliang, Ding Jiaqing and Jin Xiaopan. The patent application number is CN202511453945 20251013. The patent pu..

State Intellectual Property Office of China Releases Suzhou Kaixingou Precision Tech Co Ltd Patent Application for Psu Injection Molding Central Pipe, Injection Molding Process and..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Suzhou Kaixingou Precision Tech Co Ltd patent application for Psu Injection Molding Central Pipe, Injection Molding Process and Injection Molding Mold of Psu Injection Molding Central Pipe. This invention was developed by Sun Maosheng. The patent appli..

Hunan Huadian Changde Power Generation Co Ltd Seeks Patent for Method and Device for Improving Stability Performance of Electric Power System Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Hunan Huadian Changde Power Generation Co Ltd has sought patent for Method and Device for Improving Stability Performance of Electric Power System Pipeline. This invention was developed by Chen Wei, Zhang Yongfei, Cao Peng, Wu Wenguang and Liu Yi. The patent application number is CN202511639089 20251111. The..

State Intellectual Property Office of China Publishes Jiangsu Tongrun Environmental Tech Co Ltd Patent Application for Municipal Water Supply and Drainage Construction Pipeline But..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published Jiangsu Tongrun Environmental Tech Co Ltd patent application for Municipal Water Supply and Drainage Construction Pipeline Butt Joint Equipment. The invention was developed by Chen Caiyun. The patent application number is CN202511597899 20251104. The ..

Shanghai Hengtuo Hydraulic Control Technology Co Ltd Submits Patent Application for Anti-vibration Jet Pipe Type Brake Servo Valve

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shanghai Hengtuo Hydraulic Control Technology Co Ltd has submitted a patent application for Anti-vibration Jet Pipe Type Brake Servo Valve. Xie Zuojian, Xu Miao, Yu Shuai, Ji Hengyu and Shang Hongwei developed the invention. The patent application number is CN202511675135 20251115. The patent publication num..

State Intellectual Property Office of China Releases Shenyang Lantian Smart Gas Heat Supply Co Ltd Patent Application for Natural Gas Pipeline Camera Video Personnel Abnormal Key F..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Shenyang Lantian Smart Gas Heat Supply Co Ltd patent application for Natural Gas Pipeline Camera Video Personnel Abnormal Key Frame Extraction Method. This invention was developed by Jing Qi, Bi Jianwei, Fu Yue, Shen Zhenglei and Li Ningning. The paten..

Ruisi Computing Intelligent Laboratory Dali Tech Co Ltd Submits Chinese Patent Application for Dynamic Estimation Method and System for Infiltration Water Quality and Water Quantit..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- Ruisi Computing Intelligent Laboratory Dali Tech Co Ltd has submitted a patent application for Dynamic Estimation Method and System for Infiltration Water Quality and Water Quantity of Water Collection Pipe Network of Sewage Plant. This invention was developed by Zou Rui, Chen Xing and Chen Yuning. The paten..

State Intellectual Property Office of China Receives Anke Engineering Tech Research Institute Beijing Co Ltd Patent Application for Method and System for Evaluating Anti-corrosion ..

Pipe

| Sun 03 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Anke Engineering Tech Research Institute Beijing Co Ltd patent application for Method and System for Evaluating Anti-corrosion Effectiveness of Large-burial-depth Crossing Pipe Section. Zhang Mengmeng, Li Baokun, Wu Guangchun and Wang Xiuyun developed the..

State Intellectual Property Office of China Releases Huaneng Shanghai Electric Power Maintenance Co Ltd Patent Application for Boiler Pipe Valve Anti-blocking Control Method and Sy..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Huaneng Shanghai Electric Power Maintenance Co Ltd patent application for Boiler Pipe Valve Anti-blocking Control Method and System Based on State Monitoring. This invention was developed by Wei Shijie, Chen Hui, Yang Jun and Li Huan. The patent applic..

State Intellectual Property Office of China Receives A QMC Fluid Control Shanghai Co Ltd Patent Application for Balancing Ball Valve and Fluid Pipeline with Balancing Ball Valve

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received A QMC Fluid Control Shanghai Co Ltd patent application for Balancing Ball Valve and Fluid Pipeline with Balancing Ball Valve. Bao Yan, Zhu Jie and Jiang Kun developed the invention. The patent application number is CN202410844346 20240626. The patent p..

Winduct Jiangsu Env Integration Co Ltd Submits Chinese Patent Application for Flexible Air Pipe Two-way Shunt Regulating Valve

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Winduct Jiangsu Env Integration Co Ltd has submitted a patent application for Flexible Air Pipe Two-way Shunt Regulating Valve. This invention was developed by Qin Bojun, Zhu Jiaqi and Zeng Xiaoming. The patent application number is CN202511768352 20251128. The patent publication number is CN121206228 (A). I..

State Intellectual Property Office of China Releases Shandong Weima Equipment Tech Co Ltd Patent Application for Self-cleaning Method for Suspended Sand Setting Screen Pipe Under P..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Shandong Weima Equipment Tech Co Ltd patent application for Self-cleaning Method for Suspended Sand Setting Screen Pipe Under Pump. This invention was developed by Zhang Haichao, Ding Hui, You Yanping, Li Xutong and Cheng Yangyang. The patent applicati..

Jiangsu Jjc Intelligent Equipment Co Ltd Files Chinese Patent Application for Ground Pipe Row Robot

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jiangsu Jjc Intelligent Equipment Co Ltd has filed a patent application for Ground Pipe Row Robot. This invention was developed by Jiao Zhiguo, Wang Jun, Huang Hailong, Chen You and Lyu Hanyu. The patent application number is CN202511607283 20251105. The patent publication number is CN121205531 (A). Internat..

Jinan Evershining Cnc Machine Co Ltd Files Chinese Patent Application for Oil Pipe Lifting Conveyor

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jinan Evershining Cnc Machine Co Ltd has filed a patent application for Oil Pipe Lifting Conveyor. This invention was developed by Chen Fuchao and Liu Jingguo. The patent application number is CN202511478482 20251016. The patent publication number is CN121205530 (A). International Patent Classification code ..

State Intellectual Property Office of China Publishes Nanjing Electric Power Design & Res Institute Co Ltd and Nanjing University of Technology Patent Application for Base Material..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has published Nanjing Electric Power Design & Res Institute Co Ltd and Nanjing University of Technology patent application for Base Material Assembly and Steel Pipe Connecting Piece for Building Emergency Tower. The invention was developed by Wang Hao, Tao Xin, Lin Ga..

Zhejiang Shirun Jianchuang Tech Development Co Ltd Submits Chinese Patent Application for Reverse Open Caisson Connection Well Normal Operation Relocation and Connection High-press..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zhejiang Shirun Jianchuang Tech Development Co Ltd has submitted a patent application for Reverse Open Caisson Connection Well Normal Operation Relocation and Connection High-pressure Sewage Pipeline and Construction Method Thereof. This invention was developed by Diao Hongguo, Wang Chengquan, Jiang Yiheng, Zha..

State Intellectual Property Office of China Releases Shanghai Foundation Engineering Group and Shanghai Tongrenli Geotechnical Engineering Technology Patent Application for Steel P..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Shanghai Foundation Engineering Group and Shanghai Tongrenli Geotechnical Engineering Technology patent application for Steel Pipe Pile Grouting System and Steel Pipe Pile Construction Method. This invention was developed by Zhang Songbai, Hua Jie, Yang Z..

The Second Eng Company Of CCCC Fourth Harbor Eng Co Ltd Submits Chinese Patent Application for Construction Method of Phc Pipe Pile

Pipe

| Mon 04 May 2026

Beijing, May 4 -- The Second Eng Company Of CCCC Fourth Harbor Eng Co Ltd has submitted a patent application for Construction Method of Phc Pipe Pile. This invention was developed by Wu Zijian, Zhang Tao, Yu Junzhi, Bi Jinhua, Jin Hao, Pan Yiming, Shen Hao, Liu Shuangshuo, Long Haohao and Kong Xiaochuang. The patent applicati..

State Intellectual Property Office of China Receives CCCC Shec Shandong Construction Co Ltd Patent Application for Prefabricated Pipe Pile Connecting Structure, Construction Device..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received CCCC Shec Shandong Construction Co Ltd patent application for Prefabricated Pipe Pile Connecting Structure, Construction Device and Construction Method. Shi Zhiguo, Sun Yongbo, Gao Zhaolong, Liang Yongqiang, Sun Fen, Fan Weiwei, Wang Jianxing, Wang Chunfe..

CSG Smart Science & Technology Submits Chinese Patent Application for Steel Pipe Identification Device and Identification Method Thereof

Pipe

| Sun 03 May 2026

Beijing, May 4 -- CSG Smart Science & Technology has submitted a patent application for Steel Pipe Identification Device and Identification Method Thereof. This invention was developed by Xia Hanhui, Gao Ming, Chen Weibing, Wu Yumiao, Xu Shang, Su Zhongtao, Zhang Ge, Wen Zhonghua and Zhong Zhimin. The patent application number ..

Hebei Special Equipment Supervision and Inspection Institute Applies for Patent on Method for Judging Aging Degree of In-service Pipeline Material

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Hebei Special Equipment Supervision and Inspection Institute has applied Chinese patent for Method for Judging Aging Degree of In-service Pipeline Material. Liu Chao, Hu Jingrui, An Yanjun, Cheng Cong, Sun Zhanyuan, Li Ningning, Liu Zhiyong, Ma Hongchi, Zhang Yanming, Liu Xiaoxu, Ma Jun, Fan Yunlu, Li Naiwen, Z..

Guizhou Road & Bridge Group Submits Chinese Patent Application for Oil Pipeline and Highway and Railway Cross Protection Structure and Construction Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Guizhou Road & Bridge Group has submitted a patent application for Oil Pipeline and Highway and Railway Cross Protection Structure and Construction Method. This invention was developed by Ran Yi, Ao Kai, Wu Dong, Wang Yan, Xie Lei, Kuang Ze and Huang Anquan. The patent application number is CN202511258244 2025..

State Intellectual Property Office of China Receives 724th Research Institute of China State Shipbuilding Patent Application for Aluminum Alloy Complex Bent Pipeline Anodic Oxidati..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received 724th Research Institute of China State Shipbuilding patent application for Aluminum Alloy Complex Bent Pipeline Anodic Oxidation Process for Eliminating Air Bag. Wu Qilu, Zhang Chun, Gong Ao and Zhou Mengyue developed the invention. The patent applicati..

Shandong Labor Vocational and Technical College, Shandong Labor Technician Institute Submits Patent Application for Electric Explosion Spraying Device and Method for Inner Wall of ..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shandong Labor Vocational and Technical College, Shandong Labor Technician Institute has submitted a patent application for Electric Explosion Spraying Device and Method for Inner Wall of Slender Pipe. Chen Tingting, Zhao Yuxin, Liu Guangli, Kan Deguang and Wang Fengqiao developed the invention. The patent app..

Zhejiang Jiuli Hi-Technology Metals Submits Chinese Patent Application for High-plasticity Stainless Steel Profile and Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zhejiang Jiuli Hi-Technology Metals has submitted a patent application for High-plasticity Stainless Steel Profile and Pipeline. This invention was developed by Wu Junjie, Yang Chen, Li Jiequan, Wang Guobo, Kong Qian, Shen Binhui, Wang Longfei, Yang Peng, Cai Xiayan, Shen Chenghao, Sun Yan and Xu Amin. The pat..

Kunming University of Science and Technology Submits Chinese Patent Application for Intelligent Pipeline Detector Based on Positron Emission Particle Tracer Technology and Detectio..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Kunming University of Science and Technology has submitted a patent application for Intelligent Pipeline Detector Based on Positron Emission Particle Tracer Technology and Detection Method. This invention was developed by Xiao Qingtai, Chen Wanchang, Xu Jianxin, Yang Kai and Wang Hua. The patent application nu..

Shaanxi Youbang New Material Technology Submits Chinese Patent Application for Heat-resistant Rubber Sealing Ring for Pipeline Interface and Preparation Method of Heat-resistant Ru..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shaanxi Youbang New Material Technology has submitted a patent application for Heat-resistant Rubber Sealing Ring for Pipeline Interface and Preparation Method of Heat-resistant Rubber Sealing Ring. This invention was developed by Niu Zhoufeng, Zhan Peng and Hu Wentiao. The patent application number is CN20251..

Zhongyu Tiexin Traffic Technology Applies for Patent on Flame-retardant Rubber Sealing Ring for Water Supply and Drainage Pipe and Preparation Method of Flame-retardant Rubber Seal..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Zhongyu Tiexin Traffic Technology has applied Chinese patent for Flame-retardant Rubber Sealing Ring for Water Supply and Drainage Pipe and Preparation Method of Flame-retardant Rubber Sealing Ring. Zhao Rong, Li Peng, Jia Leilei, Li Yingdi, Yan Sun, Yang Xifeng, Wang Shanhu, Liu Chunjie, Gao Meijuan, Ai Yi, Wa..

Tsinghua University Submits Chinese Patent Application for Submarine Pipeline Suspended Span Detection Method Based on Low-frequency Mechanical Guided Waves

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Tsinghua University has submitted a patent application for Submarine Pipeline Suspended Span Detection Method Based on Low-frequency Mechanical Guided Waves. This invention was developed by Wang Facheng and Ni Anchen. The patent application number is CN202511397967 20250928. The patent publication number is CN..

PEM (China) Submits Patent Application for Liquid Cooling Branch Pipe System

Pipe

| Mon 04 May 2026

Beijing, May 4 -- PEM (China) has submitted a patent application for Liquid Cooling Branch Pipe System. Sun Qiang, Duan Dapeng, Zhang Chunyu, Cai Shengbao, Liu Dong, Wu Yong and Huang Zhiqiang developed the invention. The patent application number is CN202511600702 20251104. The patent publication number is CN121206960 (A). Int..

Danfoss Submits Chinese Patent Application for Collecting Pipe, Heat Exchange Device and Collecting Pipe Manufacturing Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Danfoss has submitted a patent application for Collecting Pipe, Heat Exchange Device and Collecting Pipe Manufacturing Method. This invention was developed by Yuan Jing, Yang Jing, Liu Yubao, Li Yanxing and Chen Shendong. The patent application number is CN202410841058 20240626. The patent publication number i..

Beijing Jiaotong University Submits Patent Application for Atypical Heat Pipe and Plate Body Integrated Structure and Method for Friction Stir Welding Packaging

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Beijing Jiaotong University has submitted a patent application for Atypical Heat Pipe and Plate Body Integrated Structure and Method for Friction Stir Welding Packaging. Zhang Lele, Dou Weiyuan, Zhou Zhiyong and Qi Xiaopeng developed the invention. The patent application number is CN202511471275 20251015. The ..

Northwest Electric Power Design Institute Submits Chinese Patent Application for Natural Ventilation Air Cooling System and Steam Exhaust Pipeline Optimization Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Northwest Electric Power Design Institute has submitted a patent application for Natural Ventilation Air Cooling System and Steam Exhaust Pipeline Optimization Method. This invention was developed by Lyu Lan, Song Jiangwen, Ma Xinqiang, Zhang Le, Yang Yi, Yang Yingzhe, Shen Jingyi, Liu Xinlong and Li Peng. The..

State Intellectual Property Office of China Receives Tianjin Pengling Group Patent Application for Air Conditioner Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Tianjin Pengling Group patent application for Air Conditioner Pipeline. Gao Xianhua, Tong Ming, Zhao Yuming and He Mengyuan developed the invention. The patent application number is CN202511622943 20251107. The patent publication number is CN121206761 (A..

Research Institute Highway Mini Transportation Seeks Patent for Tiled Circulation Refrigeration Pipe Structure for Roadbed in Permafrost Region and Laying Method of Tiled Circulati..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Research Institute Highway Mini Transportation has sought patent for Tiled Circulation Refrigeration Pipe Structure for Roadbed in Permafrost Region and Laying Method of Tiled Circulation Refrigeration Pipe Structure. This invention was developed by Tian Bo, Quan Lei, Lu Xianglin, Zhu Xuwei and Ji Jianrui. The..

Tianyi Wulian Technology Seeks Patent for Water Supply Pipeline Leakage Detection Method and System

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Tianyi Wulian Technology has sought patent for Water Supply Pipeline Leakage Detection Method and System. This invention was developed by Zhang Dong. The patent application number is CN202511599467 20251104. The patent publication number is CN121206403 (A). International Patent Classification codes are F17D1/0..

PowerChina Northwest Engineering Corporation Applies for Patent on Insulation Layer and Electric Heat Tracing Configuration Method for Industrial Equipment and Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- PowerChina Northwest Engineering Corporation has applied Chinese patent for Insulation Layer and Electric Heat Tracing Configuration Method for Industrial Equipment and Pipeline. Niu Dongsheng, Zhou Zhi, Wang Kaixuan, Zhang Junfeng, Zhang Siyuan, Yan Huimin and Qi Kailai developed it. The patent application nu..

China 22MCC Group Corporation Seeks Patent for Connecting Method for Pipe Jacking Connector and Cast-in-place Structure

Pipe

| Mon 04 May 2026

Beijing, May 4 -- China 22MCC Group Corporation has sought patent for Connecting Method for Pipe Jacking Connector and Cast-in-place Structure. This invention was developed by Xia Di, Cheng Hao, Zhao Yuhang, Zhou Zhenglong, Wang Ping and Jia Zongxiao. The patent application number is CN202511582688 20251031. The patent publicat..

Taizhou Sanjiang Fire Control Equipment Seeks Patent for Fire Hose and Connecting Assembly Thereof

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Taizhou Sanjiang Fire Control Equipment has sought patent for Fire Hose and Connecting Assembly Thereof. This invention was developed by Yan Wei and Liu Gang. The patent application number is CN202511473121 20251015. The patent publication number is CN121206302 (A). International Patent Classification codes ar..

Jiangsu Gaochuang Wind Power Equipment Seeks Patent for Quick-change Connector of Wind Power Generation Hydraulic Pipeline

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Jiangsu Gaochuang Wind Power Equipment has sought patent for Quick-change Connector of Wind Power Generation Hydraulic Pipeline. This invention was developed by Zhang Hainan and Zhao Jiyang. The patent application number is CN202511248230 20250903. The patent publication number is CN121206298 (A). Internationa..

Tianjin Water Group Huamiao Planning Survey and Design Institute Files Chinese Patent Application for Grouting and Plugging Method for Lining Construction of Large-diameter Pressur..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Tianjin Water Group Huamiao Planning Survey and Design Institute has filed a patent application for Grouting and Plugging Method for Lining Construction of Large-diameter Pressure-bearing Water Delivery Steel Pipe. This invention was developed by Guo Xiaohui, Liu Yanlong, Cui Bowen, Peng Guanshou, Sun Boyang, Y..

State Intellectual Property Office of China Releases 22MCC Road and Bridge Construction Hebei Patent Application for Basement Pipeline Through-wall Low-influence Construction Metho..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released 22MCC Road and Bridge Construction Hebei patent application for Basement Pipeline Through-wall Low-influence Construction Method Based on Rigid-flexible Partition Plugging. This invention was developed by Liu Shichao, Li Xiaojian and Zhang Zuoming. The p..

State Intellectual Property Office of China Releases China First Metallurgical Group Patent Application for Embedded Connecting Device on Outer Side of Pump Pipe

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released China First Metallurgical Group patent application for Embedded Connecting Device on Outer Side of Pump Pipe. This invention was developed by Han Cheng, Luo Yinjian, Fang Zhengchao, Zhang Fan and Xia Han. The patent application number is CN202410958717 2..

Shanghai Foundation Engineering Group Submits Chinese Patent Application for Control Device for Pipe Joint Seam Opening of Pipe-jacking Tunnel Pipe Joint

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Shanghai Foundation Engineering Group has submitted a patent application for Control Device for Pipe Joint Seam Opening of Pipe-jacking Tunnel Pipe Joint. This invention was developed by Li Xiaowen, Mei Zekun, Zhang Guiheng, Lu Shijie and Guan Hongli. The patent application number is CN202511456299 20251013. T..

China Communications Changsha Construction Seeks Patent for Device for Pipe Shed Construction and Pipe Shed Support Mounting Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- China Communications Changsha Construction has sought patent for Device for Pipe Shed Construction and Pipe Shed Support Mounting Method. This invention was developed by Xu Quan, Yang Wu, Lyu Zhenlei, Zhu Lei, Liu Jialei, Zhou Xiang, Liu Guangbao, Long Ning, Lei Xu, Ouyang Zhen and Guo Zhipan. The patent appli..

State Intellectual Property Office of China Receives Zhejiang Fengmao Technology Patent Application for Hoop Adhering Structure and Device for Rubber Pipe and Using Method

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Zhejiang Fengmao Technology patent application for Hoop Adhering Structure and Device for Rubber Pipe and Using Method. An Zhongwei, Yin Xuepeng, Liu Tao, Yu Tingmao, Ye Maozhen and Wang Juncheng developed the invention. The patent application number is ..

State Intellectual Property Office of China Receives China Huaye Group Patent Application for Self-made Grouting Guide Pipe Suitable for Soft Rock Stratum and Construction Method o..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received China Huaye Group patent application for Self-made Grouting Guide Pipe Suitable for Soft Rock Stratum and Construction Method of Self-made Grouting Guide Pipe. Chai Leitai, Sun Ke, Zhao Haibo, Zhou Yajie, Gao Yuxuan, Xu Taoli, Tian Xiaolei and Li Suhong d..

Henan Polytechnic University Submits Chinese Patent Application for High-stress-area Sliding Type Active Unloading Hole Protection Screen Pipe and Manufacturing and Using Method of..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- Henan Polytechnic University has submitted a patent application for High-stress-area Sliding Type Active Unloading Hole Protection Screen Pipe and Manufacturing and Using Method of High-stress-area Sliding Type Active Unloading Hole Protection Screen Pipe. This invention was developed by Zhang Shuo, Sun Zhidong..

State Intellectual Property Office of China Releases Harbin Natural Resources Comprehensive Survey Center China Geological Survey Patent Application for Drill Rod Clamping and Pipe..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has released Harbin Natural Resources Comprehensive Survey Center China Geological Survey patent application for Drill Rod Clamping and Pipe Screwing Device. This invention was developed by Li Fuming, Wang Wendong, Fu Xingyu, Zhang Chunyu, Wang Jiahui and Zhao Wei. T..

State Intellectual Property Office of China Receives Beijing China Coal Mine Engineering Patent Application for Underground Diaphragm Wall Joint Reinforced Water Stop Structure and..

Pipe

| Mon 04 May 2026

Beijing, May 4 -- State Intellectual Property Office of China has received Beijing China Coal Mine Engineering patent application for Underground Diaphragm Wall Joint Reinforced Water Stop Structure and L-shaped Freezing Pipe Freezing Construction Method. Han Shengming, Gao Wei, Fu Cai, Han Yufu, Yang Ning and Xu Junwei develope..

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