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13:16:10 Thu 25 Jun 2026

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State Intellectual Property Office of China Releases Jiangxi Stronger Hydraulic Co Ltd Patent Application for Device and Method for Testing Low-temperature Dynamic Deflection of Ho..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Jiangxi Stronger Hydraulic Co Ltd patent application for Device and Method for Testing Low-temperature Dynamic Deflection of Hose Assembly. This invention was developed by Yang Xiaochu, Liu Zhixin, Pan Jinhong, Nie Jianqing, Liu He and Luo Xuerong. T..

State Intellectual Property Office of China Releases Hebei Tongtao Pipe Ind Group Co Ltd Patent Application for Intelligent Underground Drainage Pipe Network Management Method and ..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Hebei Tongtao Pipe Ind Group Co Ltd patent application for Intelligent Underground Drainage Pipe Network Management Method and System. This invention was developed by Zhao Xiyu, Fan Yanpeng, Sun Weifan, Fan Xin, Wang Jiawei and Zhao Wentao. The paten..

Institute of Metal Research Chinese Academy of Sciences Submits Chinese Patent Application for Hydrogen Permeation Dynamic Testing Device for Simulating Hydrogen-contacting Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Institute of Metal Research Chinese Academy of Sciences has submitted a patent application for Hydrogen Permeation Dynamic Testing Device for Simulating Hydrogen-contacting Pipe. This invention was developed by Wang Huiling, Shi Shen, Ming Hongliang and Wang Jianqiu. The patent application number is CN2024..

State Intellectual Property Office of China Releases Huizhou Testing Institute Guangdong Institute of Special Equipment Inspection And Research; Guangdong Inst Of Special Equipment..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Huizhou Testing Institute Guangdong Institute of Special Equipment Inspection And Research; Guangdong Inst Of Special Equipment Inspection And Research Maoming Inspection Inst; Ningxia Special Equipment Inspection and Testing Institute patent applicatio..

China National Institute of Standardization Submits Chinese Patent Application for Hydrogenation Machine Hose Detection Method, Equipment and Medium

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- China National Institute of Standardization has submitted a patent application for Hydrogenation Machine Hose Detection Method, Equipment and Medium. This invention was developed by Zhou Luli, Wang Xuzhi, Zhang Jiahang and Yang Yanmei. The patent application number is CN202511745863 20251126. The patent pu..

State Intellectual Property Office of China Releases Open Space Beijing Tech Co Ltd Patent Application for Pressure Resistance Detection Device and Method for Water Supply and Drai..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Open Space Beijing Tech Co Ltd patent application for Pressure Resistance Detection Device and Method for Water Supply and Drainage Pipeline. This invention was developed by Lyu Jianqi, Sun Yuliang, He Ruilan, Guo Fei, Wang Huachao and Shi Hongfang. ..

Yunnan Nanfang Smart Equipment Co Ltd Files Chinese Patent Application for Intelligent Regulation and Control Method for Direct Connection Type Pipe Network Pressure-superposed Wat..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Yunnan Nanfang Smart Equipment Co Ltd has filed a patent application for Intelligent Regulation and Control Method for Direct Connection Type Pipe Network Pressure-superposed Water Supply Equipment. This invention was developed by Rao Wantao, Zhao Li, Wang Qiang and Liu Ping. The patent application number ..

Zhejiang Senchu Shuyuan Information Tech Co Ltd Submits Chinese Patent Application for Shaftless Wheel Flange Type Pipeline Generator Intelligent Body

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Zhejiang Senchu Shuyuan Information Tech Co Ltd has submitted a patent application for Shaftless Wheel Flange Type Pipeline Generator Intelligent Body. This invention was developed by Zheng Rongyue and Yang Zesong. The patent application number is CN20261006627 20260105. The patent publication number is CN..

Beijing Wangfanjiuxiao Aerospace Tech Co Ltd Files Chinese Patent Application for Thrust Chamber Spray Pipe Structure with Thiessen Polygonal Cooling Flow Channel

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Beijing Wangfanjiuxiao Aerospace Tech Co Ltd has filed a patent application for Thrust Chamber Spray Pipe Structure with Thiessen Polygonal Cooling Flow Channel. This invention was developed by Hu Fan. The patent application number is CN20261049281 20260115. The patent publication number is CN121676187 (A)..

Huadian Xinzhou Guangyu Coal Power Co Ltd Submits Chinese Patent Application for Operation Regulation and Control Method and System Based on Abrasion State of Ash Conveying Pipelin..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Huadian Xinzhou Guangyu Coal Power Co Ltd has submitted a patent application for Operation Regulation and Control Method and System Based on Abrasion State of Ash Conveying Pipeline. This invention was developed by Lu Peng, Han Fei, Li Junfei, Gong Shilu and Ma Rongsheng. The patent application number is C..

State Intellectual Property Office of China Receives Loetum Tech Jiangsu Co Ltd Patent Application for Tooling for Testing Flow of Main Pipe of Nozzle

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Loetum Tech Jiangsu Co Ltd patent application for Tooling for Testing Flow of Main Pipe of Nozzle. Hua Xin, Mo Wei, Wang Hua, Li Mingjie and Sun Nan developed the invention. The patent application number is CN202511775907 20251128. The patent publica..

State Intellectual Property Office of China Releases Guoneng Shendong Coal Group and Shendong Coal Branch of China Shenhua Energy Co Limited Patent Application for Method for Trans..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Guoneng Shendong Coal Group and Shendong Coal Branch of China Shenhua Energy Co Limited patent application for Method for Transforming Coal Mine Gas Extraction Pipe Network System. This invention was developed by Zhang Baosheng, Wang Dongbin, Jiang Dawe..

Guangzhou Guangmo Cosmetic Co Ltd Submits Chinese Patent Application for Powder Unit Cosmetic Pipeline Natural Production Method and Intelligent Combined System

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Guangzhou Guangmo Cosmetic Co Ltd has submitted a patent application for Powder Unit Cosmetic Pipeline Natural Production Method and Intelligent Combined System. This invention was developed by Wang Meiyan and Liang Huazhong. The patent application number is CN202610150425 20260203. The patent publication ..

Jiangsu Baohong Tech Development Co Ltd Submits Chinese Patent Application for Vertical Pipe Embossing Device for Ton Bucket Frame

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Jiangsu Baohong Tech Development Co Ltd has submitted a patent application for Vertical Pipe Embossing Device for Ton Bucket Frame. This invention was developed by Xiong Jinhui and Guan Xin. The patent application number is CN20251244542 20251231. The patent publication number is CN121671205 (A). Internati..

No. 719 Research Institute China State Shipbuilding Corporation Limited Submits Chinese Patent Application for Intelligent High-temperature and High-pressure Pipeline System Based ..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- No. 719 Research Institute China State Shipbuilding Corporation Limited has submitted a patent application for Intelligent High-temperature and High-pressure Pipeline System Based on Perception-calculation-configuration-repair Integration. This invention was developed by Zhou Hongkuan, Ke Zhiwu, He Tao, Xiao ..

Wanjitai Science and Industry Group Digital City Tech Co Ltd Submits Chinese Patent Application for Pipe Network Disaster Dynamic Prediction and Adaptive Optimization System

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Wanjitai Science and Industry Group Digital City Tech Co Ltd has submitted a patent application for Pipe Network Disaster Dynamic Prediction and Adaptive Optimization System. This invention was developed by Tang Min, Meng Weigui, Yang Lili, Yang Zeyuan, Li Shuaiyong, Yin Mingqiang, Yang Gang, Long Yong, Wang ..

State Intellectual Property Office of China Receives Suzhou Nuclear Power Research Institute and CGN Inspection Tech Co Ltd Patent Application for Nuclear Power Pipeline Internal L..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Suzhou Nuclear Power Research Institute and CGN Inspection Tech Co Ltd patent application for Nuclear Power Pipeline Internal Liquid Penetration Detection System and Detection Method. Tian Hongda, Sun Jiajin, Chen Wenqing, Wang Qiao, Sui Xiaoxiang, Jian..

State Intellectual Property Office of China Releases Wuhan University of Technology Patent Application for Pipeline Lifting System

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Wuhan University of Technology patent application for Pipeline Lifting System. This invention was developed by Xiong Ting, Wang Yao, Chang Haichao and Jiang Pan. The patent application number is CN202511740370 20251125. The patent publication number ..

China Coal Energy Research Institute Co Ltd Submits Chinese Patent Application for Self-heating System and Heating Method for Overlying Strata Separation Layer Grouting Long-distan..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- China Coal Energy Research Institute Co Ltd has submitted a patent application for Self-heating System and Heating Method for Overlying Strata Separation Layer Grouting Long-distance Slurry Conveying Pipeline. This invention was developed by Qiu Hengjian, Zhang Xinfu, Liu Chengyong, Gu Wenzhe, He Zhiwei, Wu Y..

Zhengzhou Hualiang Tech Co Ltd Seeks Patent for Unpowered Self-rotating Type Center Warehousing Pipe and Grain Warehousing Storage System

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Zhengzhou Hualiang Tech Co Ltd has sought patent for Unpowered Self-rotating Type Center Warehousing Pipe and Grain Warehousing Storage System. This invention was developed by Yuan Shibin, Li Xiaoqiang, Wang Chenglong, Zhang Chao, Zhang Xiaobo and Zhou Changjian. The patent application number is CN20261015..

State Intellectual Property Office of China Receives Beijing Qingning Xinan Tech Co Ltd Patent Application for Magnetic Suspension Optical Energy Pipe Network Transmission System

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Beijing Qingning Xinan Tech Co Ltd patent application for Magnetic Suspension Optical Energy Pipe Network Transmission System. Wang Jingshuan and Bai Huidong developed the invention. The patent application number is CN20261058928 20260116. The patent..

Jiangsu Muchen Laser Intelligent Tech Co Ltd Applies for Patent on Rapid Material Conveying Device of Laser Pipe Cutting Machine

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Jiangsu Muchen Laser Intelligent Tech Co Ltd has applied Chinese patent for Rapid Material Conveying Device of Laser Pipe Cutting Machine. Shi Xiaozhao, Zhuo Rui and Liu Bo developed it. The patent application number is CN202610111099 20260127. The patent publication number is CN121672167 (A). Internationa..

Yancheng Jiacheng Plastic Co Ltd Files Chinese Patent Application for Pipe Orifice Hot Melting Flaring Device for HDPE (high-density Polyethylene) Silicon Core Pipe

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Yancheng Jiacheng Plastic Co Ltd has filed a patent application for Pipe Orifice Hot Melting Flaring Device for HDPE (high-density Polyethylene) Silicon Core Pipe. This invention was developed by Huang Xu and Lu Genlin. The patent application number is CN202610173198 20260206. The patent publication number..

Daqing Anruida Tech Development Co Ltd Submits Chinese Patent Application for Oil Field Pipeline Intrusion Behavior Generation Type Early Warning Method and System Based on Radar S..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Daqing Anruida Tech Development Co Ltd has submitted a patent application for Oil Field Pipeline Intrusion Behavior Generation Type Early Warning Method and System Based on Radar Signal Time Sequence Prediction and Diffusion Model. This invention was developed by Zhang Dayu, Zou Benquan and Lyu Jialiang. T..

Tianjin Jyjc Tech Co Ltd Seeks Patent for Hydrophone for Pipeline Monitoring and Manufacturing Method

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Tianjin Jyjc Tech Co Ltd has sought patent for Hydrophone for Pipeline Monitoring and Manufacturing Method. This invention was developed by Cao Lili, Shen Jingtuo, Liu Zijun, Liu Jinlu, He Zunyi, Wu Jiawang and Su Zhenghang. The patent application number is CN20251223535 20251230. The patent publication nu..

Kaixin Chaochun Pipeline Tech Ningbo Co Ltd Submits Chinese Patent Application for Intelligent Pipeline Valve Monitoring Method and Internet of Things System Thereof

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Kaixin Chaochun Pipeline Tech Ningbo Co Ltd has submitted a patent application for Intelligent Pipeline Valve Monitoring Method and Internet of Things System Thereof. This invention was developed by Wo Yiling, Zhang Yan and Ye Kanxing. The patent application number is CN202511874439 20251212. The patent pu..

Beijing Rongfeng Energy Tech Co Ltd Submits Patent Application for Runner for Increasing Torque of Fluid Flowing Energy Level Transition Along L-shaped Pipe Power Arm

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Beijing Rongfeng Energy Tech Co Ltd has submitted a patent application for Runner for Increasing Torque of Fluid Flowing Energy Level Transition Along L-shaped Pipe Power Arm. Li Rongyi and Li Qishan developed the invention. The patent application number is CN20261002835 20260105. The patent publication nu..

Yunnan Dahongshan Pipeline Co Seeks Patent for Centralized Control Use Method of Vibrator Used in Ceramic Filter Concentrate Dewatering Scene

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Yunnan Dahongshan Pipeline Co has sought patent for Centralized Control Use Method of Vibrator Used in Ceramic Filter Concentrate Dewatering Scene. This invention was developed by Zong Qi, Yang Xiaoyong, Liu Hongwei, Wang Nan, Chen Nengqing, Li Na, Li Yan, Qin Qifeng and Xie Tianhua. The patent application..

State Intellectual Property Office of China Publishes Xingtai Heqingyuan Cotton Ind Co Ltd Patent Application for Pipeline Conveying System for Cotton Processing

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Xingtai Heqingyuan Cotton Ind Co Ltd patent application for Pipeline Conveying System for Cotton Processing. The invention was developed by Yang Peilei, Ren Dongdong and Yang Peixin. The patent application number is CN20261032499 20260112. The paten..

State Intellectual Property Office of China Releases Changzhou Pujiang Stainless Steel Pipe Co Ltd Patent Application for Feeding and Discharging Conveying Device for Stainless Ste..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Changzhou Pujiang Stainless Steel Pipe Co Ltd patent application for Feeding and Discharging Conveying Device for Stainless Steel Seamless Steel Pipe Machining. This invention was developed by Li Qing, Chen Xiaoyi and Huang Jianchun. The patent appli..

Jiangsu Bolong Aerospace New Material Tech Co Ltd Submits Patent Application for Knitting Process for Casing Pipe with Sealing Top

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Jiangsu Bolong Aerospace New Material Tech Co Ltd has submitted a patent application for Knitting Process for Casing Pipe with Sealing Top. Cao Guifen and Nie Zhilong developed the invention. The patent application number is CN20251248690 20251231. The patent publication number is CN121675123 (A). Internat..

Tianjin Haojiafu Metal Products Co Ltd Seeks Patent for Polishing Device for Inner Surfaces of Metal Pipe Parts

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Tianjin Haojiafu Metal Products Co Ltd has sought patent for Polishing Device for Inner Surfaces of Metal Pipe Parts. This invention was developed by Liu Yixin and Li Huaying. The patent application number is CN20251236405 20251231. The patent publication number is CN121675064 (A). International Patent Cla..

Shenzhen Huake Surface Treat Co Ltd Submits Chinese Patent Application for Fixing Clamp for Pipe Fitting Electroplating Machining

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Shenzhen Huake Surface Treat Co Ltd has submitted a patent application for Fixing Clamp for Pipe Fitting Electroplating Machining. This invention was developed by Lu Liangliang and Liu Deyuan. The patent application number is CN202511858884 20251210. The patent publication number is CN121675060 (A). Intern..

State Intellectual Property Office of China Receives Jiangyin Hualong Stainless Steel Pipe Fittings Co Ltd Patent Application for Spare Pickling Device for Corrosion-resistant Stai..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Jiangyin Hualong Stainless Steel Pipe Fittings Co Ltd patent application for Spare Pickling Device for Corrosion-resistant Stainless Steel Pipe. Fan Haojie and Yu Gang developed the invention. The patent application number is CN202511844328 20251209...

Weifang Juguo Plastic Co Ltd Files Chinese Patent Application for Plastic Pipe Sizing and Cooling Device and Method

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Weifang Juguo Plastic Co Ltd has filed a patent application for Plastic Pipe Sizing and Cooling Device and Method. This invention was developed by Li Shouyue, Li Yifan, Li Shouben, Li Mingde, Lu Yanmei, Li Tianyu and Li Baiqing. The patent application number is CN202610199012 20260211. The patent publicati..

Hubei Lvchang Filtration Equipment Mfg Co Ltd Submits Chinese Patent Application for Production Device and Process of Micro-filtration Pe Sintered Pipe with Asymmetric Structure

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Hubei Lvchang Filtration Equipment Mfg Co Ltd has submitted a patent application for Production Device and Process of Micro-filtration Pe Sintered Pipe with Asymmetric Structure. This invention was developed by Yang Zhong, Yuan Jun and Jin Hongyi. The patent application number is CN20261065260 20260119. Th..

State Intellectual Property Office of China Publishes Jinan City Zhangqiu Distr Meteorological Bureau and Beijiao Wisdom Shandong Intelligent Tech Co Ltd Patent Application for Cha..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Jinan City Zhangqiu Distr Meteorological Bureau and Beijiao Wisdom Shandong Intelligent Tech Co Ltd patent application for Channel Wind Speed Prediction Method, System and Equipment for Urban Narrow Pipe Effect. The invention was developed by Li Xue, J..

State Intellectual Property Office of China Receives North China Municipal Engineering Design & Research Institute Co Ltd Patent Application for Municipal Overhead Pipeline and Jac..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received North China Municipal Engineering Design & Research Institute Co Ltd patent application for Municipal Overhead Pipeline and Jacket Stress Simulation Device and Simulation Test Method. Huang Peng, Duan Tingting, Lee George, Li Yi, Li Meng, Sun Yongli, Sh..

Guangdong Mogu Zhongnuo Digital Energy Operation Co Ltd Files Chinese Patent Application for LLM-based Intelligent Analysis System and Method for Air Leakage of Compressed Air Pipe..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangdong Mogu Zhongnuo Digital Energy Operation Co Ltd has filed a patent application for LLM-based Intelligent Analysis System and Method for Air Leakage of Compressed Air Pipeline. This invention was developed by Lin Pengkun, Fan Shaohui, Lei Xiang and Wang Baoke. The patent application number is CN2025..

State Intellectual Property Office of China Publishes Xi'an Sian Yunchuang Tech Co Ltd Patent Application for Heat Supply Pipe Network Topology Matrix Generation Method Based on Co..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Xi'an Sian Yunchuang Tech Co Ltd patent application for Heat Supply Pipe Network Topology Matrix Generation Method Based on Complexity Self-adaptive Grading. The invention was developed by Ren Jingpei, Zhang Zanwu, Qiao Kuanghua and Zhao Chao. The p..

State Intellectual Property Office of China Publishes Xi'an Zhuorui Aviation Tech Co Ltd Patent Application for Performance Testing Device and Method for Aviation Oil Pressure Pipe..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Xi'an Zhuorui Aviation Tech Co Ltd patent application for Performance Testing Device and Method for Aviation Oil Pressure Pipeline Joint. The invention was developed by Liu Teng, Dang Linke and Liu Hui. The patent application number is CN20261016434..

Baoji Yunjie Metal Production Co Ltd Files Chinese Patent Application for Vacuum Furnace for Pipe Machining

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Baoji Yunjie Metal Production Co Ltd has filed a patent application for Vacuum Furnace for Pipe Machining. This invention was developed by Hou Jin, Liu Xiaoqin, Zhang Haoxing and Li Dabin. The patent application number is CN20251253716 20251231. The patent publication number is CN121677348 (A). Internation..

State Intellectual Property Office of China Publishes Wuxi Tiandu Internet Of Things Tech Co Ltd Patent Application for Oil Pipe Continuous Pitching Equipment for Crude Oil Transpo..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Wuxi Tiandu Internet Of Things Tech Co Ltd patent application for Oil Pipe Continuous Pitching Equipment for Crude Oil Transportation. The invention was developed by Wang Xingang, Xu Jiawei and Ma Jiacheng. The patent application number is CN2025119..

State Intellectual Property Office of China Releases Xinjiang Shengli Rod Free Pump Oil Production Tech Co Ltd Patent Application for Anti-scratch Protection Device and Method for ..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Xinjiang Shengli Rod Free Pump Oil Production Tech Co Ltd patent application for Anti-scratch Protection Device and Method for Hanging and Penetrating Small Flat Cable Out of Electric Submersible Pump Casing Pipe. This invention was developed by He Baox..

State Intellectual Property Office of China Releases Beijing China Coal Mine Engineering and Tiandi Science & Technology Patent Application for Method for Long-distance Lowering of..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Beijing China Coal Mine Engineering and Tiandi Science & Technology patent application for Method for Long-distance Lowering of Large-diameter Casing Pipe in Horizontal Directional Drill Hole. This invention was developed by Xie Fuxing, Ban Huapan, He W..

China Nuclear Ind 22nd Constr Co Ltd Seeks Patent for Device for Air Pipe Flange Bolt Connection in Narrow Vertical Shaft and Construction Method

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- China Nuclear Ind 22nd Constr Co Ltd has sought patent for Device for Air Pipe Flange Bolt Connection in Narrow Vertical Shaft and Construction Method. This invention was developed by Fan Zhu, Yang Chunhua, Liu Kai, Nie Dongkai, Wang Chunkui, Wang Degui, Zhao Zhiming, Wu Yongjun, Qi Leilei, Xie Liping and Kat..

Henan Xinxuan Environmental Protection Tech Co Ltd Submits Chinese Patent Application for Organic Solid Waste Pyrolysis System Based on Graphene Pipe Heating

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Henan Xinxuan Environmental Protection Tech Co Ltd has submitted a patent application for Organic Solid Waste Pyrolysis System Based on Graphene Pipe Heating. This invention was developed by Bai Shi, Bai Tian, Li Chuanzhao, Guan Cong, Du Miaomiao, Sha Yuanzhi and Zhang Shibo. The patent application number ..

State Intellectual Property Office of China Publishes Qingdao Haier New Mat R&D Co Ltd Patent Application for Bonding Resin for Steel Wire Mesh Skeleton PE Pipe and Preparation Met..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Qingdao Haier New Mat R&D Co Ltd patent application for Bonding Resin for Steel Wire Mesh Skeleton PE Pipe and Preparation Method of Bonding Resin. The invention was developed by Guan Chengdong, Zhang Weiwei, Chen Wenfei, Gao Peng, Zhang Xiuwen, Song J..

State Intellectual Property Office of China Publishes Hubei Jinhe Energy Ind Co Ltd Patent Application for Butt Joint Traction Device for PE Pipeline Production

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Hubei Jinhe Energy Ind Co Ltd patent application for Butt Joint Traction Device for PE Pipeline Production. The invention was developed by Jiang Shunmin, Jiang Shunhong, Chen Zhihao, Lei Dandan and Sun Liang. The patent application number is CN20261..

State Intellectual Property Office of China Receives Hefei Haixi New Material Tech Co Ltd Patent Application for Plastic Pipe Traction Device of Plastic Extruding Machine

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Hefei Haixi New Material Tech Co Ltd patent application for Plastic Pipe Traction Device of Plastic Extruding Machine. Lin Xufa and Gao Cunmei developed the invention. The patent application number is CN202610110202 20260127. The patent publication n..

State Intellectual Property Office of China Releases Schowitz Environmental Tech Jiangsu Co Ltd Patent Application for Method and System for Optimizing Forming Process of Nano Rein..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Schowitz Environmental Tech Jiangsu Co Ltd patent application for Method and System for Optimizing Forming Process of Nano Reinforced Hose. This invention was developed by Zhu Wei. The patent application number is CN202511867618 20251211. The patent ..

Jiangsu Langboone Pipeline Mfg Co Ltd Submits Patent Application for Intelligent Integrated Injection Molding Device for Steel Skeleton Pipeline Joint

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Jiangsu Langboone Pipeline Mfg Co Ltd has submitted a patent application for Intelligent Integrated Injection Molding Device for Steel Skeleton Pipeline Joint. Chen Wei, Zhang Xiaonian, Zhang Fan and Cheng Xiaojun developed the invention. The patent application number is CN202610112370 20260127. The patent..

Hongri Zhejiang Holding Co Ltd Submits Chinese Patent Application for Flexible Preparation and Collaborative Management Method and System for UHPC Composite Pipe Pile End Plate

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Hongri Zhejiang Holding Co Ltd has submitted a patent application for Flexible Preparation and Collaborative Management Method and System for UHPC Composite Pipe Pile End Plate. This invention was developed by Zhou Zhehong, Ding Xiaoming, Jiang Mang and Zhou Han. The patent application number is CN20261015..

State Intellectual Property Office of China Releases Zhongtian Construction Group and Guangxi Tianyi Construction Eng Co Ltd Patent Application for Pentatricopeptide Repeats (PPR) ..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Zhongtian Construction Group and Guangxi Tianyi Construction Eng Co Ltd patent application for Pentatricopeptide Repeats (PPR) Pipe Pneumatic Cutting and Hot Melting Combined Machining Table. This invention was developed by Zhang Qingda, Shen Jinming, B..

Jiang Qifeng Submits Chinese Patent Application for Split Type Water Pipe with Pressure Relief Function and Anti-creeping Function for Water Heater

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Jiang Qifeng has submitted a patent application for Split Type Water Pipe with Pressure Relief Function and Anti-creeping Function for Water Heater. This invention was developed by Jiang Qifeng. The patent application number is CN20261023329 20260108. The patent publication number is CN121677172 (A). Inter..

State Intellectual Property Office of China Publishes Bucc No. 4 Dev Construction Co Ltd Patent Application for Large Gymnasium Steel Truss Air Pipe Mounting Structure

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Bucc No. 4 Dev Construction Co Ltd patent application for Large Gymnasium Steel Truss Air Pipe Mounting Structure. The invention was developed by Ji Tianyu, Luo Ruigang, Liu Junjing, Lu Shuai, Guo Ning, Zhao Jieqiong, Zhao Yingchun, Cho Han-geol, Liu Y..

State Intellectual Property Office of China Receives Cbim Tech Co Ltd Patent Application for Hidden Pipeline Detection and Visual Digital Twinning Method

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Cbim Tech Co Ltd patent application for Hidden Pipeline Detection and Visual Digital Twinning Method. Wang Teng, Wu Shiran, Wen Pan and Zhao Jingping developed the invention. The patent application number is CN202511825806 20251205. The patent public..

Tangshan Zhengyuan Pipe Ind Co Ltd Submits Chinese Patent Application for Method and System for Automatically Detecting Thickness of Zinc Layer of Galvanized Steel Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Tangshan Zhengyuan Pipe Ind Co Ltd has submitted a patent application for Method and System for Automatically Detecting Thickness of Zinc Layer of Galvanized Steel Pipe. This invention was developed by Wang Zhenlong, Li Zhijie, Zhang Haicheng, Liu Wei, Zheng Lihuan, Li Yunna and Taki. The patent applicatio..

Quanzhou Chaoyuan Hardware Co Ltd Seeks Patent for Dimension Detection Device for Cable Protection Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Quanzhou Chaoyuan Hardware Co Ltd has sought patent for Dimension Detection Device for Cable Protection Pipe. This invention was developed by Tao Zhen, Lang Jinbiao and Su Jiliang. The patent application number is CN202511707143 20251120. The patent publication number is CN121677583 (A). International Pate..

Lianyungang City Metering Detecting Test Center Submits Chinese Patent Application for Device and Method for Measuring Inner and Outer Contours of Pipe Parts

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Lianyungang City Metering Detecting Test Center has submitted a patent application for Device and Method for Measuring Inner and Outer Contours of Pipe Parts. This invention was developed by Zhu Yuan, Zhu Zhu, Wang Like, Wang Yihan and Bian Guangqing. The patent application number is CN202610195577 2026021..

Tianzhonghong Solar Thermal Ningxia Res And Development Co Ltd Seeks Patent for Steel Ball Ash Removal Device of Submerged Arc Furnace Flue Gas Heat Pipe Heat Exchanger and Heat Pi..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Tianzhonghong Solar Thermal Ningxia Res And Development Co Ltd has sought patent for Steel Ball Ash Removal Device of Submerged Arc Furnace Flue Gas Heat Pipe Heat Exchanger and Heat Pipe Heat Exchanger. This invention was developed by Mu Xiang, Mu Fujie, Wang Xilai, Zhang Xiaoguang and Mu Anqin. The paten..

Beijing Zhenxing Qingfa Tech Co Ltd Files Chinese Patent Application for Ceramic Phase Composite Metal for Anti-corrosion Oil Pipe Identification and Preparation Method of Ceramic ..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Beijing Zhenxing Qingfa Tech Co Ltd has filed a patent application for Ceramic Phase Composite Metal for Anti-corrosion Oil Pipe Identification and Preparation Method of Ceramic Phase Composite Metal. This invention was developed by Zhang Ye, Wang Zixing, Zhang Zhenjiang, Zhang Chu, Pan Yuanyuan and Zhang Qin..

Yanshan Xintai Yongheng Intermediate Frequency Power Equipment Co Ltd Submits Chinese Patent Application for Multi-turn Partition Heating Efficient Inductor for Concrete Pump Pipe ..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Yanshan Xintai Yongheng Intermediate Frequency Power Equipment Co Ltd has submitted a patent application for Multi-turn Partition Heating Efficient Inductor for Concrete Pump Pipe Inner Wall Quenching. This invention was developed by Zhu Wenhui, Dong Xu and Dong Jianwu. The patent application number is CN2..

Anhui Haitong Plastic Co Ltd Files Chinese Patent Application for Lightweight High-strength Fireproof Escape Pipeline and Preparation Method Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Anhui Haitong Plastic Co Ltd has filed a patent application for Lightweight High-strength Fireproof Escape Pipeline and Preparation Method Thereof. This invention was developed by Xu Hongmei, Li Zhi and Li Lu. The patent application number is CN202511730532 20251124. The patent publication number is CN1216..

State Intellectual Property Office of China Publishes Jiangxi Qiansu Pipe Ind Co Ltd Patent Application for Self-cleaning Krah Pipe and Preparation Method Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Jiangxi Qiansu Pipe Ind Co Ltd patent application for Self-cleaning Krah Pipe and Preparation Method Thereof. The invention was developed by Cao Zhenjie and Li Jun. The patent application number is CN202610192315 20260210. The patent publication num..

State Intellectual Property Office of China Publishes Shenzhen Research Institute The Hong Kong Polytechnic University Patent Application for Physical Model Test Device for Erosion..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Shenzhen Research Institute The Hong Kong Polytechnic University patent application for Physical Model Test Device for Erosion Behavior of Soil Body Around Water Supply and Drainage Pipeline. The invention was developed by Guo Chang, Zhou Chao and Heid..

State Intellectual Property Office of China Releases Xuzhou Hengsheng New Energy Co Ltd Patent Application for Industrial Steam Boiler Pipeline Connecting Structure

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Xuzhou Hengsheng New Energy Co Ltd patent application for Industrial Steam Boiler Pipeline Connecting Structure. This invention was developed by Qin Cheng and Yang Haigang. The patent application number is CN20261070809 20260120. The patent publicati..

Hunan Shuangma New Material Tech Co Ltd Applies for Patent on Multi-layer Composite Corrugated Pipe and Preparation Method and Application Thereof

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Hunan Shuangma New Material Tech Co Ltd has applied Chinese patent for Multi-layer Composite Corrugated Pipe and Preparation Method and Application Thereof. Kang Xi, Zou Jian and Wang Haiqiao developed it. The patent application number is CN202511954932 20251223. The patent publication number is CN12167679..

Tianjin Suhai Tech Co Ltd Submits Chinese Patent Application for Device for Treating Harmful Gas Derived from Pipeline Cleaning

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Tianjin Suhai Tech Co Ltd has submitted a patent application for Device for Treating Harmful Gas Derived from Pipeline Cleaning. This invention was developed by Li Lu and He Yang. The patent application number is CN202511978942 20251225. The patent publication number is CN121676787 (A). International Paten..

Yibin China Resources Gas Co Ltd Seeks Patent for Pipeline Construction Auxiliary Device for Gas Engineering and Using Method of Pipeline Construction Auxiliary Device

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Yibin China Resources Gas Co Ltd has sought patent for Pipeline Construction Auxiliary Device for Gas Engineering and Using Method of Pipeline Construction Auxiliary Device. This invention was developed by Zhang Yin, Lu Lei and Ou Kankui. The patent application number is CN202511758972 20251127. The patent..

Guangzhou No. 3 Municipal Engineering Co Ltd Applies for Patent on Movable Advanced Protection Device for Manual Pipe Jacking Under Condition of Sudden Change of Soft and Hard Soil..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangzhou No. 3 Municipal Engineering Co Ltd has applied Chinese patent for Movable Advanced Protection Device for Manual Pipe Jacking Under Condition of Sudden Change of Soft and Hard Soil Layers of Stratum and Rapid Lifting Method. Chen Xiaocong, Liu Zhangming, Zhou Jingya, Chen Zijie, Huang Peiyan, Yang Zi..

Guangdong Huading Engineering Tech Co Ltd Applies for Patent on Pipe Jacking Mud Sleeve Integrity Monitoring Device and Monitoring Processing Method

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangdong Huading Engineering Tech Co Ltd has applied Chinese patent for Pipe Jacking Mud Sleeve Integrity Monitoring Device and Monitoring Processing Method. Zhang Yuxin, Yan Licheng, Zeng Qinghua, Luo Kangjuan, Lan Zexin, Xiao Changrong, Lin Yuman, Zhao Hongpeng and Li Caibo developed it. The patent appl..

State Intellectual Property Office of China Publishes Sichuan Jiacheng Valve Machinery Co Ltd Patent Application for Valve Control Device for Deep Sea Pipeline and Valve Opening De..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Sichuan Jiacheng Valve Machinery Co Ltd patent application for Valve Control Device for Deep Sea Pipeline and Valve Opening Degree Control Method. The invention was developed by Li Bo, Yan Junhong, Yang Jianhua, Zhou Yang, Hu Yunzhong, Ren Kun and Zhan..

Bomesc Offshore Engineering Co Limited Submits Chinese Patent Application for Treatment System for FPSO Pipeline Chemical Cleaning Waste Liquid and Application Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Bomesc Offshore Engineering Co Limited has submitted a patent application for Treatment System for FPSO Pipeline Chemical Cleaning Waste Liquid and Application Thereof. This invention was developed by Du Xueyi, Xi Yanfeng, Qiu Panfeng, Xiao Yimeng and Hu Yong. The patent application number is CN20251209810..

Qingdao Jingzhong Energy Dev Co Ltd Submits Chinese Patent Application for Intelligent Self-adaptive Regulation and Control System for Pressure of Long-distance Liquid Supply Pipel..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Qingdao Jingzhong Energy Dev Co Ltd has submitted a patent application for Intelligent Self-adaptive Regulation and Control System for Pressure of Long-distance Liquid Supply Pipeline. This invention was developed by Liu Changbin and Du Yinjun. The patent application number is CN202511709112 20251120. The ..

State Intellectual Property Office of China Releases Southwest University of Science and Technology, China Tiesiju Civil Engineering Group and The First Eng Co Ltd of CTEC Group Pa..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Southwest University of Science and Technology, China Tiesiju Civil Engineering Group and The First Eng Co Ltd of CTEC Group patent application for Method for Optimizing Reliability of Inverted-l-shaped Side Wall Formwork of Pipe Gallery of Trolley. Thi..

State Intellectual Property Office of China Receives Zhejiang University of Technology and Shaoxing Shangyu Hangxie Thermal Power Patent Application for Method for Calculating Ther..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Zhejiang University of Technology and Shaoxing Shangyu Hangxie Thermal Power patent application for Method for Calculating Thermal Resistance of Multi-layer Thermal Insulation Structure of Steam Pipeline by Coupling Radiation Heat Transfer Correction. Y..

Beijing Institute Technology Seeks Patent for Engineering Estimation Method for Chemical Ablation of Carbon/carbon Composite Spray Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Beijing Institute Technology has sought patent for Engineering Estimation Method for Chemical Ablation of Carbon/carbon Composite Spray Pipe. This invention was developed by Zhou Ling, Gao Ziqing, Huang Chujiu, Wei Zhijun and Wu Zhiwen. The patent application number is CN202511561750 20251029. The patent p..

Guangzhou Nanfang Intelligent Tech Co Ltd Files Chinese Patent Application for Pipe Network Pipe Burst Analysis Method and Device, Terminal Equipment and Storage Medium

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangzhou Nanfang Intelligent Tech Co Ltd has filed a patent application for Pipe Network Pipe Burst Analysis Method and Device, Terminal Equipment and Storage Medium. This invention was developed by Cai Weiguo, Jiang Simin, Zhong Jinming, Ou Ruifang, Fu Jian, Wei Jinchao, Zhang Songwei, Liu Guomin, Wang Ding..

Hangzhou Suriot Tech Co Ltd Submits Chinese Patent Application for Fire-fighting Pipeline Water Leakage Identification Method and System Based on Multi-modal Data Processing

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Hangzhou Suriot Tech Co Ltd has submitted a patent application for Fire-fighting Pipeline Water Leakage Identification Method and System Based on Multi-modal Data Processing. This invention was developed by Chen Qiuhuang, Tao Yuqing, Min Yinghao and Xue Xiaorao. The patent application number is CN202610188..

State Intellectual Property Office of China Publishes Liang Yan Patent Application for Nano-material Reinforced Co-extrusion Molded Polyethylene Composite Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Liang Yan patent application for Nano-material Reinforced Co-extrusion Molded Polyethylene Composite Pipe. The invention was developed by Xu Chenming, Liang Yan and Tu Qidan. The patent application number is CN202511936389 20251222. The patent publi..

Inspur Smart City Tech Co Ltd Applies for Patent on Intelligent Early Warning and Positioning Method and Device for Leakage Risk of Urban Gas Pipeline

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Inspur Smart City Tech Co Ltd has applied Chinese patent for Intelligent Early Warning and Positioning Method and Device for Leakage Risk of Urban Gas Pipeline. Zhai Haitao, Zhang Lei, Wei Kelei, Han Jiangtao, Wei Yongsen and Wang Yanbo developed it. The patent application number is CN202511804380 20251203..

Guangzhou Bureau of Extra High Voltage Transmission Co Of China Southern Power Grid Co Ltd Seeks Patent for Online Monitoring Method and System for Water Leakage of Water Source Pi..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangzhou Bureau of Extra High Voltage Transmission Co Of China Southern Power Grid Co Ltd has sought patent for Online Monitoring Method and System for Water Leakage of Water Source Pipeline of Extra-high Voltage Converter Station. This invention was developed by Zhou Dengbo, Hu Tanyi, Li Shun, Xu Haoting, Y..

Feidong Shenran Natural Gas Co Ltd Seeks Patent for Intelligent Natural Gas Diffusing Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Feidong Shenran Natural Gas Co Ltd has sought patent for Intelligent Natural Gas Diffusing Pipe. This invention was developed by Hu Xuchuan, Zhou Zhou, Wang Ye, Li Jiafeng, Fu Yang and Huang Xuezhi. The patent application number is CN202511733295 20251124. The patent publication number is CN121676878 (A). ..

State Intellectual Property Office of China Publishes Taidong Tech Co Ltd Patent Application for Visual Data Pipeline Generation Method and System

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published Taidong Tech Co Ltd patent application for Visual Data Pipeline Generation Method and System. The invention was developed by Cai Yuting. The patent application number is CN202511920681 20251218. The patent publication number is CN121680819 (A). Inte..

Tianjin Longhanda Shipping Co Ltd Submits Chinese Patent Application for Wear-resistant Self-floating Steel Pipe

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Tianjin Longhanda Shipping Co Ltd has submitted a patent application for Wear-resistant Self-floating Steel Pipe. This invention was developed by Wang Yajie and Dong Yunqiang. The patent application number is CN20261071087 20260120. The patent publication number is CN121676822 (A). International Patent Cla..

State Intellectual Property Office of China Publishes China MCC20 Group Corporation and MCC20 Group Shanghai Installation Eng Co Ltd Patent Application for Wind Speed Identificatio..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published China MCC20 Group Corporation and MCC20 Group Shanghai Installation Eng Co Ltd patent application for Wind Speed Identification Line Pipe Unblocking and Blocking Device. The invention was developed by Xu Xiaoming, Lu Wenbin and Liu Wenze. The patent..

State Intellectual Property Office of China Receives Anhui Construction Eng Traffic Harbour Group Co Ltd Patent Application for Supporting and Balancing Device for First-aid Repair..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received Anhui Construction Eng Traffic Harbour Group Co Ltd patent application for Supporting and Balancing Device for First-aid Repair of Double-row Large-diameter Deeply-buried Pipeline and Construction Method of Supporting and Balancing Device. Pan Jiakui, Q..

Jubian Xinneng Anhui Co Ltd Files Chinese Patent Application for Temperature Regulation and Control Device and Temperature Regulation and Control Method for Pipeline Structure

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Jubian Xinneng Anhui Co Ltd has filed a patent application for Temperature Regulation and Control Device and Temperature Regulation and Control Method for Pipeline Structure. This invention was developed by Li Fei, Zhang Feng and Lu Guangbao. The patent application number is CN202610181386 20260209. The pa..

State Intellectual Property Office of China Releases Jiangsu Suchuang Pipe Industry Tech Co Ltd Patent Application for Protective Pipeline Compensator

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Jiangsu Suchuang Pipe Industry Tech Co Ltd patent application for Protective Pipeline Compensator. This invention was developed by Wang Lu, Lu Shiwen and Lu Shihao. The patent application number is CN202610194642 20260211. The patent publication numb..

Hebei Fangquan Pipeline Equipment Co Ltd Submits Chinese Patent Application for High-pressure Pipeline Connecting Elbow

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Hebei Fangquan Pipeline Equipment Co Ltd has submitted a patent application for High-pressure Pipeline Connecting Elbow. This invention was developed by Wang Xue, Zhao Wensheng, Wang Xiaoyi, Bai Wenjing and Liu Chong. The patent application number is CN202610162210 20260205. The patent publication number i..

Guangdong Shunde Pinyan Pipe Ind Co Ltd Seeks Patent for Annular Crimping Structure of Metal Pipe Fitting

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- Guangdong Shunde Pinyan Pipe Ind Co Ltd has sought patent for Annular Crimping Structure of Metal Pipe Fitting. This invention was developed by Cen Haochao. The patent application number is CN202511980397 20251225. The patent publication number is CN121676807 (A). International Patent Classification codes ..

State Intellectual Property Office of China Releases Zhejiang Huirui Fluid Intelligent Control Co Ltd Patent Application for Branch Hose Connection Adapter Joint for Water Dividing..

Pipe

| Wed 24 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has released Zhejiang Huirui Fluid Intelligent Control Co Ltd patent application for Branch Hose Connection Adapter Joint for Water Dividing and Collecting Device. This invention was developed by Zhuang Daofang, Huang Shufeng and Huang Yonggan. The patent applica..

Daye Special Steel Applies for Patent on X80qs Thick-wall Seamless Pipeline Steel Pipe and Preparation Method Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Daye Special Steel has applied Chinese patent for X80qs Thick-wall Seamless Pipeline Steel Pipe and Preparation Method Thereof. Jiang Nansong, Wan Wuxia, Li Hongliang, Peng Jun and Yao Huoneng developed it. The patent application number is CN202511957400 20251223. The patent publication number is CN121674858..

Daye Special Steel Files Chinese Patent Application for 15nicumonb5-6-4 Steel Pipe and Preparation Method Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Daye Special Steel has filed a patent application for 15nicumonb5-6-4 Steel Pipe and Preparation Method Thereof. This invention was developed by Hu Pengzhen, Min Jie, Li Yong, Zhang Yinqiao, Zhu Zhibao, Ni Yanhong and Peng Jun. The patent application number is CN202511766385 20251127. The patent publication ..

Daye Special Steel Applies for Patent on Heat Treatment Method of A333 Gr.3 Seamless Steel Pipe

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- Daye Special Steel has applied Chinese patent for Heat Treatment Method of A333 Gr.3 Seamless Steel Pipe. Min Jie, Li Yong, Zhang Yinqiao, Zhu Zhibao, Ma Liang and Li Haisong developed it. The patent application number is CN202511779639 20251128. The patent publication number is CN121674673 (A). Internationa..

State Intellectual Property Office of China Publishes ACRE Coking & Refractory Engineering Consulting Corporation, MCC Patent Application for Reducing Type Gas Pipe Brick Structure

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has published ACRE Coking & Refractory Engineering Consulting Corporation, MCC patent application for Reducing Type Gas Pipe Brick Structure. The invention was developed by Qu Lei, Xiao Changzhi, Yang Junfeng, Geng Ning and Han Long. The patent application number i..

CNOOC China Co Ltd Hainan Branch Files Chinese Patent Application for Offshore Gas Well Hydraulic Control Pipeline Fixing Assembly and Speed Pipe Under-pressure Lowering Method

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- CNOOC China Co Ltd Hainan Branch has filed a patent application for Offshore Gas Well Hydraulic Control Pipeline Fixing Assembly and Speed Pipe Under-pressure Lowering Method. This invention was developed by Li Li, He Wei, Bian Ziwei, Hou Zhixin, Jia Hui, Zhang Chong and Li Yuexi. The patent application numb..

State Intellectual Property Office of China Receives China Constr 8th Engineering Division Patent Application for Separable Double-sleeve Vibration Pipe Sinking Equipment for Grave..

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- State Intellectual Property Office of China has received China Constr 8th Engineering Division patent application for Separable Double-sleeve Vibration Pipe Sinking Equipment for Gravel Pile and Construction Method of Separable Double-sleeve Vibration Pipe Sinking Equipment. Tan Jiasheng, Li Zhanzhi, Sun Dach..

No 3 Engineering of CCCC First Highway Engineering Submits Patent Application for Pipeline Laying Device for Drainage Pipe Network and Laying Method Thereof

Pipe

| Thu 25 Jun 2026

Beijing, June 25 -- No 3 Engineering of CCCC First Highway Engineering has submitted a patent application for Pipeline Laying Device for Drainage Pipe Network and Laying Method Thereof. Jiang Kexin, Chen Wei, Jin Jianpeng, Liang Changwang, Liu Na, Pan Kai, Sun Xuefeng, Liu Jiawang and Li Chengcheng developed the invention. The ..

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