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State Intellectual Property Office of China Publishes Daqing Anruida Tech Development Co Ltd Patent Application for Oilfield Pipeline Micro-leakage Detection Method and Device Base..

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Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hebei Gongda Keya Tech Group Co Ltd has submitted a patent application for Small Sample Learning Pipeline Leakage Identification Method Based on Multi-dimensional Acoustic Feature Fusion. This invention was developed by Gu Jihao, Li Shaowu, Liu Zhe, Gao Xiaoyu, Zhang Zhanming, Wang Wenjun, Tian Ruidong, Li Ch..

State Intellectual Property Office of China Releases Liu Huping Patent Application for Pipe Section Type Ultrasonic Flow Measurement Sensor Structure

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Liu Huping patent application for Pipe Section Type Ultrasonic Flow Measurement Sensor Structure. The patent application number is CN202311262843 20230927. The patent publication number is CN121855638 (A). International Patent Classification codes a..

Jiangxi Freesun Technology Co Ltd Submits Chinese Patent Application for Wireless Inclinometer Monitoring System Based on U-shaped Pipe Automatic Verification

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangxi Freesun Technology Co Ltd has submitted a patent application for Wireless Inclinometer Monitoring System Based on U-shaped Pipe Automatic Verification. This invention was developed by Wang Yanlong, Wu Longbiao, Zhou Yuntao, Lan Bangfu, Liu Fupeng, Wang Fusong, Jin Liang and Liu Wenfeng. The patent ..

Zhejiang Simai Electric Appliance Co Ltd Submits Patent Application for Full-automatic Galvanizing Method for Steel Pipe

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhejiang Simai Electric Appliance Co Ltd has submitted a patent application for Full-automatic Galvanizing Method for Steel Pipe. Zhou Feiyan, Chen Zhenzhi, Peng Jinsuo, Liao Chuancai and Jiang Minna developed the invention. The patent application number is CN20251248890 20251231. The patent publication nu..

Guangdong Jiangmen Ecological Env Monitoring Station Files Chinese Patent Application for High-temperature-resistant Inert Coating, Preparation Method Thereof and Application of Hi..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Guangdong Jiangmen Ecological Env Monitoring Station has filed a patent application for High-temperature-resistant Inert Coating, Preparation Method Thereof and Application of High-temperature-resistant Inert Coating in Vocs (volatile Organic Compounds) Monitoring Pipeline. This invention was developed by Che..

Jiangyin W T Thermal Insulation Mat Co Ltd Seeks Patent for Anti-corrosion Film for Steel in Magnesium Pipe and Production Process of Anti-corrosion Film

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangyin W T Thermal Insulation Mat Co Ltd has sought patent for Anti-corrosion Film for Steel in Magnesium Pipe and Production Process of Anti-corrosion Film. This invention was developed by Liu Tao, Ren Kai, Ren Jinfu and Chen Yi. The patent application number is CN202511790608 20251201. The patent publi..

State Intellectual Property Office of China Receives Xi'an Golden Mountain Ceram Composites Co Ltd Patent Application for RMI Preparation Tool and Preparation Method for Large-size..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Xi;an Golden Mountain Ceram Composites Co Ltd patent application for RMI Preparation Tool and Preparation Method for Large-size Slender Pipe Component. Chen Jing, Xin Yuxi, Zhang Jie, Su Hailong and Wang Peng developed the invention. The patent appli..

State Intellectual Property Office of China Receives Jiangsu Taihe Machinery Mfg Co Ltd Patent Application for Pipe Bending Machine Demolding Mechanism and Pipe Bending Machine

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Jiangsu Taihe Machinery Mfg Co Ltd patent application for Pipe Bending Machine Demolding Mechanism and Pipe Bending Machine. Xu Peng developed the invention. The patent application number is CN202610257752 20260304. The patent publication number is C..

State Intellectual Property Office of China Publishes Huo Zhiwen Patent Application for Forming Method and Special Forming Device for Limiting Part of Round Pipe of Retractable Doo..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Huo Zhiwen patent application for Forming Method and Special Forming Device for Limiting Part of Round Pipe of Retractable Door. The patent application number is CN202610227587 20260226. The patent publication number is CN121847648 (A). International..

Wuxi Shili Machinery Mfg Co Ltd Files Chinese Patent Application for Steel Pipe Flanging Machine

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Wuxi Shili Machinery Mfg Co Ltd has filed a patent application for Steel Pipe Flanging Machine. This invention was developed by Huang Zhiying. The patent application number is CN202311836846 20231228. The patent publication number is CN121847644 (A). International Patent Classification codes are B21D19/00,..

State Intellectual Property Office of China Publishes Li Chenlong Patent Application for Short-section Pipeline Shaping Device and Method for Large-diameter Directly-buried Heat Su..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Li Chenlong patent application for Short-section Pipeline Shaping Device and Method for Large-diameter Directly-buried Heat Supply Pipeline. The invention was developed by Song Xianfang, Duan Yuguang, Liu Anyong, Li Chenlong and He Xinxing. The pate..

State Intellectual Property Office of China Publishes Zhonghan Lyuzhi Wuhan Pipeline Tech Co Ltd and Wuhan Design & Research Institute Co Ltd Of China Coal Technology & Engineering..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Zhonghan Lyuzhi Wuhan Pipeline Tech Co Ltd and Wuhan Design & Research Institute Co Ltd Of China Coal Technology & Engineering Group patent application for Circulating Multi-dimensional Slurry Pipeline Abrasion Amount Measuring System and Method. The i..

Jiuquan Daxinyu Thermal Insulation Mat Co Ltd Submits Patent Application for Thermal Insulation Pipe Strength Detection Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiuquan Daxinyu Thermal Insulation Mat Co Ltd has submitted a patent application for Thermal Insulation Pipe Strength Detection Device. Zhang Xu, Wang Zhijie and Zhang Jichang developed the invention. The patent application number is CN20261058586 20260116. The patent publication number is CN121855995 (A)...

State Intellectual Property Office of China Releases Shandong Weirui Refrigeration Tech Co Ltd Patent Application for Instant Heating Type Energy-saving Water Heater Based on Compr..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Shandong Weirui Refrigeration Tech Co Ltd patent application for Instant Heating Type Energy-saving Water Heater Based on Compressor Aluminum Flat Pipe Waste Heat Recovery. This invention was developed by Liu Peng, Zhang Jinbu and Bu Fan. The patent ..

Zhongshan Ruiguan Electric Appliance Co Ltd Submits Chinese Patent Application for Integrated Water Inlet and Outlet Pipe and Small Kitchen Water Heater Thereof

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhongshan Ruiguan Electric Appliance Co Ltd has submitted a patent application for Integrated Water Inlet and Outlet Pipe and Small Kitchen Water Heater Thereof. This invention was developed by Zhang Wenjie. The patent application number is CN20261073929 20260120. The patent publication number is CN1218550..

State Intellectual Property Office of China Publishes Hunan Yige Special Steel Tech Co Ltd Patent Application for Mesh Belt Type Steel Pipe Bright Annealing Furnace

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Hunan Yige Special Steel Tech Co Ltd patent application for Mesh Belt Type Steel Pipe Bright Annealing Furnace. The invention was developed by Wu Qing, Guo Wei, Chen Tiejun, Xiang Tianxi, Xu Jiyi, Zhang Guo, Wu Zhiwei and Zheng Li. The patent applic..

Xi'an West Xingao Tech Co Ltd Submits Chinese Patent Application for Thin-wall Pipe Annealing Tool and Using Method

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Xi'an West Xingao Tech Co Ltd has submitted a patent application for Thin-wall Pipe Annealing Tool and Using Method. This invention was developed by Zhou Jun, Lei Jiang, Li Yuli, Yang Zhoutong, Liu Yue, Cheng Shaoyang, Qu Jingwen, Zhang Wei, Zhou Xuan, Yang Feng and Wang Xing. The patent application number..

Daqing Hongfusheng Tech Co Ltd Files Chinese Patent Application for On-site Automatic Cleaning Device for Oil Pumping Pipe

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Daqing Hongfusheng Tech Co Ltd has filed a patent application for On-site Automatic Cleaning Device for Oil Pumping Pipe. This invention was developed by Wang Hongwei, Zhou Hongzhi, Sun Yuqiang, Li Zhengdong and Wang Shu. The patent application number is CN202610278452 20260309. The patent publication numb..

State Intellectual Property Office of China Receives Ruiang Photoelectric Suzhou Co Ltd Patent Application for Automatic Overturning, Vibration Blowing, Material Cleaning and Stati..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Ruiang Photoelectric Suzhou Co Ltd patent application for Automatic Overturning, Vibration Blowing, Material Cleaning and Static Electricity Removing Equipment for Material Pipe of Light Splitting Machine. Qian Jun, Su Mengcheng, Chen Hao, Li Zhenlong, ..

State Intellectual Property Office of China Releases Hangzhou Xixiaobao Digital Intelligence Equipment Co Ltd Patent Application for Coaxial Water Spraying Cleaning Device with Com..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Hangzhou Xixiaobao Digital Intelligence Equipment Co Ltd patent application for Coaxial Water Spraying Cleaning Device with Combination of Middle Water Passing Pipe and Rotary Adapter. This invention was developed by Qian Youheng, Shao Jianzhong, Zheng ..

State Intellectual Property Office of China Publishes Yangzhou Huayu Pipe Fitting Co Ltd Patent Application for Welding Flux Separation and Magnetic Separation All-in-one Machine f..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Yangzhou Huayu Pipe Fitting Co Ltd patent application for Welding Flux Separation and Magnetic Separation All-in-one Machine for Nuclear Power Pipeline Welding Machine. The invention was developed by Qian Fang, Wang Xin and Wang Dong. The patent app..

Wuhan Mingchen Welding Nondestructive Testing Co Ltd Submits Chinese Patent Application for Auxiliary Device for Detecting Wall Thickness of Boiler Pipeline

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Wuhan Mingchen Welding Nondestructive Testing Co Ltd has submitted a patent application for Auxiliary Device for Detecting Wall Thickness of Boiler Pipeline. This invention was developed by Zhong Zhenyang, Shi Haoying, Chen Xun, Ji Shiqi, Wang Jiafa, Gan Fu, Peng Shaoquan, Jia Xin and Liu Mingwei. The pate..

State Intellectual Property Office of China Publishes Gozoral Tech Beijing Co Ltd Patent Application for Chemical Pipeline Lateral Deviation Detection Method Based on Brillouin Str..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Gozoral Tech Beijing Co Ltd patent application for Chemical Pipeline Lateral Deviation Detection Method Based on Brillouin Stress. The invention was developed by Wei Zhao, Liu Bengang and Wei Jia. The patent application number is CN20261049207 20260..

State Intellectual Property Office of China Releases Beijing Information Science & Technology University and North China University of Technology Patent Application for F-p Displac..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Beijing Information Science & Technology University and North China University of Technology patent application for F-p Displacement Sensor, Underground Pipe Gallery and Joint Displacement Detection Method. This invention was developed by Wu Yue, Meng F..

Jiangsu Huayu Printing & Coating Equipment Co Ltd Submits Chinese Patent Application for Efficient Heat Pipe Type Waste Gas Waste Heat Recoverer with Self-cleaning Function

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Huayu Printing & Coating Equipment Co Ltd has submitted a patent application for Efficient Heat Pipe Type Waste Gas Waste Heat Recoverer with Self-cleaning Function. This invention was developed by Li Xiaoqin, Ding Bingbing, Shen Huifeng, Shen Huiju and Xu Haoran. The patent application number is C..

Yadu Construction Group Co Ltd Applies for Patent on Mounting Structure for Joint of Ventilation Pipe and Energy-saving Window Glass

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Yadu Construction Group Co Ltd has applied Chinese patent for Mounting Structure for Joint of Ventilation Pipe and Energy-saving Window Glass. Xu Bing, Zhu Jianfu, Sun Min, Tang Xiaojie, Zhu Qin, Chen Yueyuan, Zhou Zhi and Ni Jie developed it. The patent application number is CN202610127691 20260129. The p..

Qingdao Energy Thermoelectric Group Co Ltd Submits Chinese Patent Application for Heat Supply Pipe Network Real-time Monitoring and Self-adaptive Balance Energy-saving Adjusting Sy..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Qingdao Energy Thermoelectric Group Co Ltd has submitted a patent application for Heat Supply Pipe Network Real-time Monitoring and Self-adaptive Balance Energy-saving Adjusting System. This invention was developed by Zhao Renqiang, Shi Hongtao, Feng Yiyuan, Yi Peng, Wang Xiaojie, Xu Yan, Yang Mingyi and Li X..

Zhejiang Engipower Tech Co Ltd Files Chinese Patent Application for Flexible Heat Supply Pipe Network System Based on Multi-stage Pipeline Pump Along Way and Regulation and Control..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhejiang Engipower Tech Co Ltd has filed a patent application for Flexible Heat Supply Pipe Network System Based on Multi-stage Pipeline Pump Along Way and Regulation and Control Method of Flexible Heat Supply Pipe Network System. This invention was developed by Wang Yaxing, Ma Yuan, Bang Dae-jun and Xie Jinf..

State Intellectual Property Office of China Receives Ningxia Ronglixin Equipment Mfg Co Ltd Patent Application for Pulse Blowing Dust Removal System for Dust Removal Pipeline

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Ningxia Ronglixin Equipment Mfg Co Ltd patent application for Pulse Blowing Dust Removal System for Dust Removal Pipeline. Zhu Xiaoming, Zhou Xiaoxing and Han Fei developed the invention. The patent application number is CN202411412436 20241011. The ..

Zhejiang Kechen Electric Power Equipment Co Ltd Submits Chinese Patent Application for Enhanced Mpp Double-wall Corrugated Pipe and Preparation Method Thereof

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhejiang Kechen Electric Power Equipment Co Ltd has submitted a patent application for Enhanced Mpp Double-wall Corrugated Pipe and Preparation Method Thereof. This invention was developed by Li Minfu, Huang Lianjin, Shi Yang and Li Xiaoting. The patent application number is CN202610115987 20260128. The pa..

Hangzhou Xinlu Ind Co Ltd Submits Patent Application for High-strength Cpvc Pipe and Preparation Method Thereof

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hangzhou Xinlu Ind Co Ltd has submitted a patent application for High-strength Cpvc Pipe and Preparation Method Thereof. Gao Guijun, Chen Xiaojun, Zhang Fengde, Cai Ye, Wu Guolong and Chen Luqiang developed the invention. The patent application number is CN202610108487 20260127. The patent publication numb..

Hunan Zhongke New Mat Co Ltd Applies for Patent on Static-conductive Regenerated Polypropylene Composite Material for Petroleum Delivery Pipeline and Preparation Method of Static-c..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hunan Zhongke New Mat Co Ltd has applied Chinese patent for Static-conductive Regenerated Polypropylene Composite Material for Petroleum Delivery Pipeline and Preparation Method of Static-conductive Regenerated Polypropylene Composite Material. Li Lang, Li Renyan, Wan Jifeng and Wang Yi developed it. The p..

Tianzhonghong Solar Thermal Ningxia Res And Development Co Ltd Submits Chinese Patent Application for Application System for Heat Exchange and Cooling of Heat Pipe in Vacuum Enviro..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Tianzhonghong Solar Thermal Ningxia Res And Development Co Ltd has submitted a patent application for Application System for Heat Exchange and Cooling of Heat Pipe in Vacuum Environment of Vacuum Furnace. This invention was developed by Mu Xiang, Wang Aotian, Mu Fujie, Wang Xilai and Zhang Xiaoguang. The p..

Beijing Boyang Huantuo Environmental Protection Tech Co Ltd Submits Patent Application for Odor Secondary Energy-saving Compression and Collection Frequency Conversion Fan Based on..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Beijing Boyang Huantuo Environmental Protection Tech Co Ltd has submitted a patent application for Odor Secondary Energy-saving Compression and Collection Frequency Conversion Fan Based on Negative Pressure Pipeline. Huang Chaoyang, Guo Piyu, Wang Xiaolong and Wang Lina developed the invention. The patent ..

State Grid Anhui Electric Power Co Ltd Zongyang Power Supply Co Submits Chinese Patent Application for Auxiliary Carrying Device for Electric Power Pipes

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Grid Anhui Electric Power Co Ltd Zongyang Power Supply Co has submitted a patent application for Auxiliary Carrying Device for Electric Power Pipes. This invention was developed by Chen Yu, Tang Jia, Cheng Rui, Zhang Hongsheng, Zhou Guoqiang, Liu Qiming, Hu Jun, Xu Yi, Sheng Jingqiu and Wang Xia. The..

Chongqing Huashuo Energy Tech Co Ltd Applies for Patent on Gas Pipeline Leakage Intelligent Monitoring System and Monitoring Method Based on Internet of Things

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Chongqing Huashuo Energy Tech Co Ltd has applied Chinese patent for Gas Pipeline Leakage Intelligent Monitoring System and Monitoring Method Based on Internet of Things. Mao Chuanwen, Tan Peng, Wang Dan and Tan Xiaofang developed it. The patent application number is CN202610329274 20260318. The patent publ..

State Intellectual Property Office of China Receives Hainan Survey & Design Research Institute For Water Resources And Hydropower Co Ltd Patent Application for Enhanced Optical Fib..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Hainan Survey & Design Research Institute For Water Resources And Hydropower Co Ltd patent application for Enhanced Optical Fiber Monitoring Structure for Water Pipe Flange. Chen Yizhuang, Wang Qi, Guo Jianchao, Su Yu, Chang Lu, Fu Yongxing, Zhuang Haom..

Inner Mongolia West Natural Gas Co Ltd Submits Patent Application for High-consequence Area Oil and Gas Pipeline Vibration Monitoring and Early Warning Method and System Based on T..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Inner Mongolia West Natural Gas Co Ltd has submitted a patent application for High-consequence Area Oil and Gas Pipeline Vibration Monitoring and Early Warning Method and System Based on Time Sequence Multi-axis Vibration Sensing Equipment. Zhao Haitao, Na Rihan, Ren Shuai, Chen Tinghao, Wang Haiyan, Shi Huiq..

State Intellectual Property Office of China Receives Shijiazhuang Power Supply Branch Co Of State Grid Hebei Electric Power Co and State Grid Corporation of China Patent Applicatio..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Shijiazhuang Power Supply Branch Co Of State Grid Hebei Electric Power Co and State Grid Corporation of China patent application for Intelligent Inspection System and Method for Sealing Performance of Power Cable Pipeline. Zhang Yihui, Zhang Jun, Huang ..

State Intellectual Property Office of China Releases Yao Kunming Patent Application for Boiler Pipeline Safety Protection System and Method Based on Pressure Fluctuation Early Warn..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Yao Kunming patent application for Boiler Pipeline Safety Protection System and Method Based on Pressure Fluctuation Early Warning. The patent application number is CN20261073235 20260120. The patent publication number is CN121854763 (A). Internatio..

Heilongjiang Water Conservancy And Hydropower Survey And Design Institute Heilongjiang Water Conservancy Submits Chinese Patent Application for Dynamic Pressure Balance Regulation ..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Heilongjiang Water Conservancy And Hydropower Survey And Design Institute Heilongjiang Water Conservancy has submitted a patent application for Dynamic Pressure Balance Regulation and Control Method and System for Water Conveying Pipeline. This invention was developed by Wang Haomin, Wang Jianshi, Song Linan,..

Beijing Shuimuyilin Petroleum Natural Gas Tech Service Co Ltd Files Chinese Patent Application for Oil and Gas Well Gas-liquid Two-phase Pressurizing Pipe Conveying Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Beijing Shuimuyilin Petroleum Natural Gas Tech Service Co Ltd has filed a patent application for Oil and Gas Well Gas-liquid Two-phase Pressurizing Pipe Conveying Device. This invention was developed by Liu Guangyi and Deng Min. The patent application number is CN202610338629 20260319. The patent publicati..

Sichuan Huiteng Zhihui Energy Saving Tech Co Ltd Submits Chinese Patent Application for Sulfur Hexafluoride Discharging System for Gil Pipe Gallery

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Sichuan Huiteng Zhihui Energy Saving Tech Co Ltd has submitted a patent application for Sulfur Hexafluoride Discharging System for Gil Pipe Gallery. This invention was developed by Liu Lei, Chen Ke, Hu Yunbin, Yan Xiaofeng, Wang Xueqiao, Chen Qingyao and Hu Fangqin. The patent application number is CN20261..

Zhejiang King Mazon Intelligent Mfg Co Ltd Submits Chinese Patent Application for Pipe Cleaning Bomb Recovery System

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhejiang King Mazon Intelligent Mfg Co Ltd has submitted a patent application for Pipe Cleaning Bomb Recovery System. This invention was developed by Wu Chengyu, Lin Yaochen, Hu Jiasheng, Xu Jiangfeng, Zhu Jianming, Ma Minjie, Lin Weiming, Xu Oubin, Wang Jiahao and Hu Jian. The patent application number is..

China Special Equipment Inspection And Research Institute Seeks Patent for Independent Joint Type Active Reducing Pipeline Internal Detection Robot and Control Method

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- China Special Equipment Inspection And Research Institute has sought patent for Independent Joint Type Active Reducing Pipeline Internal Detection Robot and Control Method. This invention was developed by Song Qiang, Gong Kaiwen, Lu Runkun, Chen Jinzhong and Liang Chuang. The patent application number is C..

Shaoxing Wanzhao Refrigeration Equipment Co Ltd Submits Chinese Patent Application for Quickly-connected Aluminum-plastic Pipe Joint

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Shaoxing Wanzhao Refrigeration Equipment Co Ltd has submitted a patent application for Quickly-connected Aluminum-plastic Pipe Joint. This invention was developed by Jin Chenglong and Xia Jinhua. The patent application number is CN202610303393 20260313. The patent publication number is CN121854684 (A). Int..

Henan Wanrunyuan Water Saving Tech Co Ltd Submits Chinese Patent Application for PVC (polyvinyl Chloride) Water Hose Joint Structure

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Henan Wanrunyuan Water Saving Tech Co Ltd has submitted a patent application for PVC (polyvinyl Chloride) Water Hose Joint Structure. This invention was developed by Wang Rong and Li Chunbo. The patent application number is CN202610171376 20260206. The patent publication number is CN121854682 (A). Internat..

Beijing Xingji Rongyao Tech Co Ltd and Interstellar Glory Aerospace Tech Group Co Ltd Submit Patent Application for Pipeline Connection Unlocking Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Beijing Xingji Rongyao Tech Co Ltd and Interstellar Glory Aerospace Tech Group Co Ltd have submitted a patent application for Pipeline Connection Unlocking Device. Zhang Zhen and Wang Kai developed the invention. The patent application number is CN202610113316 20260127. The patent publication number is CN1..

Xichang Satellite Launch Center Applies for Patent on Auxiliary Device for Butt Joint of Exhaust Pipes of Rocket Oxygen Tank

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Xichang Satellite Launch Center has applied Chinese patent for Auxiliary Device for Butt Joint of Exhaust Pipes of Rocket Oxygen Tank. Jing Jianxin, Zheng Jiakun, Fu Yixing, Tang Yi, Yang Yuanyuan, Zhong Wenan, Liu Jiatian, Yu Shaoxing, Li Guangxin, Zhang Bin, Su Quansheng, Li Panfei and Ma Yaqi developed it...

State Intellectual Property Office of China Publishes Dongying Zhongxin Petroleum Machinery Mfg Co Ltd Patent Application for Adjustable Mechanical Sealing Structure for Double-pip..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Dongying Zhongxin Petroleum Machinery Mfg Co Ltd patent application for Adjustable Mechanical Sealing Structure for Double-pipe Jet Pump. The invention was developed by Yu Bailin. The patent application number is CN202610335224 20260319. The patent ..

Heshan Lianxin Ind Co Ltd Submits Chinese Patent Application for Height-adjustable Pipeline Suite and Pipeline

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Heshan Lianxin Ind Co Ltd has submitted a patent application for Height-adjustable Pipeline Suite and Pipeline. This invention was developed by Lu Shaofeng. The patent application number is CN202511921177 20251218. The patent publication number is CN121854668 (A). International Patent Classification codes ..

Guangzhou Zhujiang Natural Gas Power Generation Co Ltd Submits Chinese Patent Application for Piston Type Through-wall Pipe Heat Preservation Structure and Construction Method Ther..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Guangzhou Zhujiang Natural Gas Power Generation Co Ltd has submitted a patent application for Piston Type Through-wall Pipe Heat Preservation Structure and Construction Method Thereof. This invention was developed by Tan Xianghong, Chen Jiajie, Zheng Jianhua, Lu Zhenyu and Lin Zhu. The patent application n..

State Intellectual Property Office of China Releases Ningbo Kunyuan Fastener Co Ltd Patent Application for Anti-shearing Fixing Frame for High-temperature and High-pressure Pipelin..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Ningbo Kunyuan Fastener Co Ltd patent application for Anti-shearing Fixing Frame for High-temperature and High-pressure Pipeline. This invention was developed by Li Kun, Chen Yongcai and Yu Wei. The patent application number is CN202610317925 2026031..

Yangtze River Three Gorges Technology and Economy Development Submits Chinese Patent Application for Pipeline Supporting Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Yangtze River Three Gorges Technology and Economy Development has submitted a patent application for Pipeline Supporting Device. This invention was developed by Liu Pengke, Chen Ziqiao, Liu Fengxia, Xing Haiyan, Wang Jisheng, Li Jiaji and Song Sixin. The patent application number is CN20261075442 20260120...

Jiangsu Younan Environmental Protection Tech Co Ltd Seeks Patent for High-pressure Pipeline Valve Based on Cooperation of Multi-petal Elastic Sealing and Self-adaptive Adjustment

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Younan Environmental Protection Tech Co Ltd has sought patent for High-pressure Pipeline Valve Based on Cooperation of Multi-petal Elastic Sealing and Self-adaptive Adjustment. This invention was developed by Lu Jianming. The patent application number is CN202511925155 20251219. The patent publicat..

Fujian Yunlian Zhonghui Environmental Protection Tech Co Ltd Applies for Patent on Anti-blocking Regulating Valve for Sewage Pipeline

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Fujian Yunlian Zhonghui Environmental Protection Tech Co Ltd has applied Chinese patent for Anti-blocking Regulating Valve for Sewage Pipeline. Lei Liangzhu developed it. The patent application number is CN202610320449 20260317. The patent publication number is CN121854640 (A). International Patent Classif..

State Intellectual Property Office of China Receives Shanghai Maikefu Biotechnology Co Ltd Patent Application for Pipe Valve Sealing Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Shanghai Maikefu Biotechnology Co Ltd patent application for Pipe Valve Sealing Device. Zhang Gaofei, Li Lei and Zhang Hongyi developed the invention. The patent application number is CN202610243391 20260228. The patent publication number is CN121854..

Ye Chunhua Submits Chinese Patent Application for Petroleum Pipeline Valve

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Ye Chunhua has submitted a patent application for Petroleum Pipeline Valve. The patent application number is CN20241090523 20240123. The patent publication number is CN121854617 (A). International Patent Classification codes are B01D29/03, B01D35/04, B08B15/02, F16K3/26, F16K3/34, F16K31/04, F16K31/50 and..

European Patent Office Releases Infraneo Patent Application for Device for Detecting the Possibility of a Break in a Pipe

Pipe

| Wed 15 Jul 2026

Munich, July 15 -- European Patent Office has released Infraneo patent application for Device for Detecting the Possibility of a Break in a Pipe. This invention was developed by Sutter Baptiste. The patent application number is EP20250226975 20251223. The patent publication number is EP4768885 (A1). International Patent Class..

Shanxi Fengzhi Fluid Tech Co Ltd Submits Chinese Patent Application for Multi-pipe Stacked Horizontal Scale Prevention and Removal Filtering Purifier

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Shanxi Fengzhi Fluid Tech Co Ltd has submitted a patent application for Multi-pipe Stacked Horizontal Scale Prevention and Removal Filtering Purifier. This invention was developed by Zhao Weiwei, Guo Yuchao and Zhao Shuai. The patent application number is CN202610204589 20260212. The patent publication num..

Zhejiang Zhanwei Intelligent Equipment Co Ltd Seeks Patent for Line Pipe Feeding Device and Winding Machine with Line Pipe Feeding Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Zhejiang Zhanwei Intelligent Equipment Co Ltd has sought patent for Line Pipe Feeding Device and Winding Machine with Line Pipe Feeding Device. This invention was developed by Wu Xinbao, Shen Yuanfeng, Wang Guangsheng and Chen Dangsheng. The patent application number is CN202511985195 20251226. The patent ..

State Intellectual Property Office of China Releases Hunan Maiqin New Energy Tech Co Ltd Patent Application for Intelligent Identification Method for Pipeline Inner Wall Damage Bas..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Hunan Maiqin New Energy Tech Co Ltd patent application for Intelligent Identification Method for Pipeline Inner Wall Damage Based on Voiceprint Feature Extraction. This invention was developed by Tang Xuegong. The patent application number is CN20261..

Anhui Ecological Environment Research Institute Anhui Ecological Environment Planning Institute Anhui Ecologic Applies for Patent on Low-cost Rapid Pollution Source Tracing Method ..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Anhui Ecological Environment Research Institute Anhui Ecological Environment Planning Institute Anhui Ecologic has applied Chinese patent for Low-cost Rapid Pollution Source Tracing Method Based on Pipe Network Topological Relation Analysis. Shi Zhikong, Wang Hanlin, Pan Lijun, Zou Wen, Liu Le and Zhang Liu d..

State Intellectual Property Office of China Releases Anhui Jieai New Mat Co Ltd Patent Application for Pipe Wrapping Process for Home Decoration Sewer Pipe

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Anhui Jieai New Mat Co Ltd patent application for Pipe Wrapping Process for Home Decoration Sewer Pipe. This invention was developed by Wang Haibin and Yuan Zhiyou. The patent application number is CN20251036052 20250109. The patent publication numbe..

Hebei Hengzhen New Energy Tech Co Ltd Applies for Patent on Public Toilet Water Supply Pipeline Emptying Anti-freezing Device

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- Hebei Hengzhen New Energy Tech Co Ltd has applied Chinese patent for Public Toilet Water Supply Pipeline Emptying Anti-freezing Device. Chen Shuzhen, Li Guanda, Bok-young Lee and Wang Xinrong developed it. The patent application number is CN202310770545 20230628. The patent publication number is CN12185365..

State Intellectual Property Office of China Releases Aimoweier Tech Shanghai Co Ltd Patent Application for Air Water Production Device for Heat Pipe Energy Recovery

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released Aimoweier Tech Shanghai Co Ltd patent application for Air Water Production Device for Heat Pipe Energy Recovery. This invention was developed by Feng Wenbin, Du Shuai and Sun Xuhui. The patent application number is CN202610120238 20260128. The patent..

Jiangsu South & East Geotechnical Tech Co Ltd Submits Chinese Patent Application for Steel Pipe Composite Pile for Offshore Wind Power and Construction Method Thereof

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- Jiangsu South & East Geotechnical Tech Co Ltd has submitted a patent application for Steel Pipe Composite Pile for Offshore Wind Power and Construction Method Thereof. This invention was developed by Li Renmin and Wang Jianlan. The patent application number is CN202511794411 20251202. The patent publicatio..

State Intellectual Property Office of China Releases CCCC Shec Municipal Construction Co Limited and CCCC Second Harbour Engineering Co Ltd Patent Application for Precise Positioni..

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has released CCCC Shec Municipal Construction Co Limited and CCCC Second Harbour Engineering Co Ltd patent application for Precise Positioning System and Method for Precise Butt Joint of Offshore Steel Pipe Piles. This invention was developed by Liang Xudong, Deng F..

State Intellectual Property Office of China Publishes Jiangsu South & East Geotechnical Tech Co Ltd Patent Application for Steel Pipe Composite Pile and Construction Method Thereof

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Jiangsu South & East Geotechnical Tech Co Ltd patent application for Steel Pipe Composite Pile and Construction Method Thereof. The invention was developed by Li Renmin and Liu Xiaobo. The patent application number is CN202511953827 20251223. The pa..

Beijing Maorun Eng Co Ltd Submits Chinese Patent Application for Clamp for Pipeline Connecting Part

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Beijing Maorun Eng Co Ltd has submitted a patent application for Clamp for Pipeline Connecting Part. This invention was developed by Zhi Yuan. The patent application number is CN20261057259 20260116. The patent publication number is CN121848318 (A). International Patent Classification codes are B25B11/00, ..

Jiangsu Ousheng Frp Mfg Co Ltd Submits Chinese Patent Application for Self-rotation Type Glass Fiber Reinforced Plastic Air Pipe Outer Circle Polishing Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Ousheng Frp Mfg Co Ltd has submitted a patent application for Self-rotation Type Glass Fiber Reinforced Plastic Air Pipe Outer Circle Polishing Device. This invention was developed by Yun Xiaoran and Yun Sheng. The patent application number is CN202610323542 20260317. The patent publication number ..

University Guiyang Submits Chinese Patent Application for Round Steel Pipe Inner Wall Polishing Equipment for Mechanical Manufacturing

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- University Guiyang has submitted a patent application for Round Steel Pipe Inner Wall Polishing Equipment for Mechanical Manufacturing. This invention was developed by Tang Bin, Hu Tao and Xu Yuliang. The patent application number is CN202610295132 20260311. The patent publication number is CN121848229 (A)..

Dongying Yulin Construction Co Ltd Submits Patent Application for Full-automatic Grinding Device and Method Based on Pipeline Machining

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Dongying Yulin Construction Co Ltd has submitted a patent application for Full-automatic Grinding Device and Method Based on Pipeline Machining. Yu Tao, Ma Xueli, Zhang Xiyu, Xu Tengkang, Meng Qingdong and Zhang Qi developed the invention. The patent application number is CN202610293105 20260311. The paten..

Hebei Fangquan Pipeline Equipment Co Ltd Submits Chinese Patent Application for Metal Three-way Pipe Fitting Cutting Device and Cutting Method

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hebei Fangquan Pipeline Equipment Co Ltd has submitted a patent application for Metal Three-way Pipe Fitting Cutting Device and Cutting Method. This invention was developed by Zhang Chunguang, Zhao Wenli, Wang Guiwei, Zhao Wensheng and Tang Weixuan. The patent application number is CN20261072186 20260120. ..

State Intellectual Property Office of China Publishes Hunan Yige Special Steel Tech Co Ltd Patent Application for Cutting and Grinding Device for Steel Pipe

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Hunan Yige Special Steel Tech Co Ltd patent application for Cutting and Grinding Device for Steel Pipe. The invention was developed by Wu Qing, Guo Wei, Peng Li, Chen Tiejun, Xiang Tianxi, Xu Jiyi, Wu Zhiwei, Zheng Li, Zhang Duanwen, Sun Shuai and Wang..

Ningbo Tianxin Metal Hose Co Ltd Submits Patent Application for Corrugated Pipe Production Detection Equipment

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Ningbo Tianxin Metal Hose Co Ltd has submitted a patent application for Corrugated Pipe Production Detection Equipment. Yuan Lifeng, Xu Yonghui, Xu Shuangde and Zhou Suyang developed the invention. The patent application number is CN20261022495 20260108. The patent publication number is CN121848075 (A). In..

Jiangsu Tongshun Power Tech Co Ltd Submits Chinese Patent Application for Processing Technology for Port of Caliber Pipe Fitting for Exhaust of Thermal Management System

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Tongshun Power Tech Co Ltd has submitted a patent application for Processing Technology for Port of Caliber Pipe Fitting for Exhaust of Thermal Management System. This invention was developed by Yan Xiaohui, Zhang Xiaolei and Ji Peng. The patent application number is CN20251222727 20251230. The pat..

State Intellectual Property Office of China Publishes Guangdong Weixin Construction Co Ltd Patent Application for Intelligent Welding Device Capable of Adapting to Pipelines with D..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Guangdong Weixin Construction Co Ltd patent application for Intelligent Welding Device Capable of Adapting to Pipelines with Different Pipe Diameters. The invention was developed by Wu Hongfei, Lee Yeon-hee, Huang Shenjie and Lin Qidi. The patent ap..

State Intellectual Property Office of China Publishes Baotou Branch Of Inner Mongolia Autonomous Region Special Equipment Inspection Research Institute and Jiangsu Huaneng Testing ..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Baotou Branch Of Inner Mongolia Autonomous Region Special Equipment Inspection Research Institute and Jiangsu Huaneng Testing Tech Co Ltd patent application for Matching Device of Pipeline Detection Tool. The invention was developed by Zhou Sheng, Bai ..

Hebei Miqilong Childrens Products Tech Co Ltd Applies for Patent on Child Balance Car Vertical Pipe Welding Perpendicularity Positioning Tool

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hebei Miqilong Childrens Products Tech Co Ltd has applied Chinese patent for Child Balance Car Vertical Pipe Welding Perpendicularity Positioning Tool. Zhang Zhentao, Li Rongjin, Huang Lei, Dong Guoshun, Ma Leibin, Han Jie and Niu Jiteng developed it. The patent application number is CN202610298023 2026031..

Wenzhou Deyu Machinery Co Ltd Seeks Patent for Welding Equipment Based on Machining of Pipes of Different Sizes

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Wenzhou Deyu Machinery Co Ltd has sought patent for Welding Equipment Based on Machining of Pipes of Different Sizes. This invention was developed by Lin Chude. The patent application number is CN202311847837 20231228. The patent publication number is CN121848008 (A). International Patent Classification co..

Jiangsu Muchen Laser Intelligent Tech Co Ltd Submits Chinese Patent Application for Multi-platform Synchronous Blanking Floating Support of Laser Pipe Cutting Machine

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Muchen Laser Intelligent Tech Co Ltd has submitted a patent application for Multi-platform Synchronous Blanking Floating Support of Laser Pipe Cutting Machine. This invention was developed by Zhuo Rui, Shi Xiaozhao and Liu Bo. The patent application number is CN202610111100 20260127. The patent pub..

Jiangsu Zhongying Jingte Tech Co Ltd Submits Chinese Patent Application for Steel Pipe Cutting Device Facilitating Positioning Operation

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Jiangsu Zhongying Jingte Tech Co Ltd has submitted a patent application for Steel Pipe Cutting Device Facilitating Positioning Operation. This invention was developed by Mou Rongguo. The patent application number is CN202610327647 20260318. The patent publication number is CN121847989 (A). International Pa..

State Intellectual Property Office of China Publishes Tianjin Beyond Robot System Eng Co Ltd Patent Application for Efficient Laser Cutting Device for Stainless Steel Seamless Stee..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has published Tianjin Beyond Robot System Eng Co Ltd patent application for Efficient Laser Cutting Device for Stainless Steel Seamless Steel Pipe. The invention was developed by Jiang Lieying. The patent application number is CN202610327308 20260317. The patent ..

State Intellectual Property Office of China Receives Chengdu Dewei Petroleum Tech Services Co Ltd Patent Application for Oil Pipe Processing Equipment and Processing Technology

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Chengdu Dewei Petroleum Tech Services Co Ltd patent application for Oil Pipe Processing Equipment and Processing Technology. Tian Hanxiong, Tian Weidong, Ma Zhilong, Shao Jing and Yin Zhen developed the invention. The patent application number is CN2..

Taizhou Hesheng Machinery Equipment Co Ltd Submits Chinese Patent Application for Welding Device and Method for Pipeline Compensator Production

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Taizhou Hesheng Machinery Equipment Co Ltd has submitted a patent application for Welding Device and Method for Pipeline Compensator Production. This invention was developed by Yang Jiaqi, Yang Xiujuan, Zhu Wenyong and Zhu Wanyun. The patent application number is CN202610132460 20260130. The patent publica..

State Intellectual Property Office of China Receives Zhongshan Aodong Metal Products Co Ltd Patent Application for Bent Pipe Cutting Equipment for Hardware Product Manufacturing

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Zhongshan Aodong Metal Products Co Ltd patent application for Bent Pipe Cutting Equipment for Hardware Product Manufacturing. Liu Xiaogeng and He Juan developed the invention. The patent application number is CN20261013154 20260107. The patent public..

State Intellectual Property Office of China Receives Zhejiang Zhengtong Pipe Industry and Qianjiang Water Conservancy Dev Co Ltd Patent Application for High-quality Drinking Water ..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Zhejiang Zhengtong Pipe Industry and Qianjiang Water Conservancy Dev Co Ltd patent application for High-quality Drinking Water Stainless Steel Pipe Cutting Equipment. Cao Liting, Chang Longyan, Li Jie, Qian Bin, Wang Chenqian, Qian Wei, Yang Wei and Yan..

Hebei Taofa Steel Pipe Mfg Co Ltd Submits Patent Application for Efficient Machining Device for Spiral Steel Pipe

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Hebei Taofa Steel Pipe Mfg Co Ltd has submitted a patent application for Efficient Machining Device for Spiral Steel Pipe. Wang Huan and Liu Jialun developed the invention. The patent application number is CN202610248090 20260302. The patent publication number is CN121847862 (A). International Patent Class..

Jinhu Fulcrum Petroleum Tech Co Ltd Files Chinese Patent Application for Downhole Insertion Pipe Type Long-acting Separation and Production Combination Tool

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- Jinhu Fulcrum Petroleum Tech Co Ltd has filed a patent application for Downhole Insertion Pipe Type Long-acting Separation and Production Combination Tool. This invention was developed by Zhang Jin, Lu Yanrui, Li Changsi, Fu Xiaowa, Dou Zhiquan, Min Je-kyun and Guo Kailong. The patent application number is..

Jinhu Fulcrum Petroleum Tech Co Ltd Files Chinese Patent Application for Oil Field Underground Pipe Column Anti-falling Device

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- Jinhu Fulcrum Petroleum Tech Co Ltd has filed a patent application for Oil Field Underground Pipe Column Anti-falling Device. This invention was developed by Zhang Jin, Lu Yanrui, Li Changsi, Fu Xiaowa, Dou Zhiquan, Min Je-kyun and Guo Kailong. The patent application number is CN202610308193 20260313. The ..

Ningbo Fenghuan Tech Service Co Ltd Submits Chinese Patent Application for Internal Flange Single-pipe Tower Local Anti-bending-shear Rigidity Reinforcing Device and Using Method

Pipe

| Tue 14 Jul 2026

Beijing, July 15 -- Ningbo Fenghuan Tech Service Co Ltd has submitted a patent application for Internal Flange Single-pipe Tower Local Anti-bending-shear Rigidity Reinforcing Device and Using Method. This invention was developed by Chen Wenfei, Chen Jiankang, Zhu Jue and Li Jiliang. The patent application number is CN20231049..

Chen Kangping Files Chinese Patent Application for Environment-friendly PVC Pipe Composite Reinforcing Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Chen Kangping has filed a patent application for Environment-friendly PVC Pipe Composite Reinforcing Device. The patent application number is CN202610326936 20260317. The patent publication number is CN121848642 (A). International Patent Classification codes are B29B13/10, B29C48/09, B29C48/285 and B29C48..

State Intellectual Property Office of China Receives Jiangsu Yuansheng High New Tech Co Ltd Patent Application for Wear-resistant HDPE (high-density Polyethylene) Silicon Core Pipe..

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Jiangsu Yuansheng High New Tech Co Ltd patent application for Wear-resistant HDPE (high-density Polyethylene) Silicon Core Pipe Production Winding Device. Peng Hui developed the invention. The patent application number is CN202610323514 20260317. The..

Anhui Ronglong Pipe Industry Tech Co Ltd Files Chinese Patent Application for Multi-edge Corrugated Pipe Production Method

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- Anhui Ronglong Pipe Industry Tech Co Ltd has filed a patent application for Multi-edge Corrugated Pipe Production Method. This invention was developed by Liu Sitao, Su Gang, Wang Dabing and Fang Dandan. The patent application number is CN202310873055 20230717. The patent publication number is CN121848636 (..

State Intellectual Property Office of China Receives Anhui Zhexin Electric Power Tech Co Ltd Patent Application for Bwfrp Cable Protection Pipe Cooling and Shaping Device

Pipe

| Wed 15 Jul 2026

Beijing, July 15 -- State Intellectual Property Office of China has received Anhui Zhexin Electric Power Tech Co Ltd patent application for Bwfrp Cable Protection Pipe Cooling and Shaping Device. Song Limin, Song Yuqian and Zhang Ming developed the invention. The patent application number is CN202511409657 20250929. The paten..

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