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Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Guoneng Shendong Coal Group and China Energy Shendong Coal Group Co Ltd have submitted a patent application for Steel Pipe Detection Device and Steel Pipe Detection Method. Wu Jianxiong, Cao Dongsheng, Wang Yajun, Feng Zhongyou, Song Jiangang, Gu Lidong and Liu Yingping developed the invention.
The patent..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- CCCC Fourth Harbor Engineering Institute and Guangzhou Harbor Engineering Quality Examination Co Ltd have sought patent for Preset Fracture Type Piled Steel Pipe Pile End Deformation Monitoring Device, Construction Method and Monitoring Method. This invention was developed by Su Linwang, Lou Xueqian, Liu Jia..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Yangzhou Polytechnic Institute and Shaanxi Minghui Liya Electromechanical Tech Co Ltd have submitted a patent application for Multi-swing-blade Type Rotating Pipe Weapon Driving Device. This invention was developed by Li Hongqiang, Fan Ping, Wang Kaizheng, Zhou Lichao, Wang Bing, Zhu Jun, He Xubei, Sun Chong..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- No. 719 Res Institute China State Shipbuilding Co Ltd and Wuhan Haiwang Technology have submitted a patent application for Self-adaptive Pressure Stabilizing Pipeline Structure, Waterway System and Dynamic Cabin. This invention was developed by Mao Hongyong, Fan Zhuo, Lu Jinjin, Xiao Xin, Huang Jing, Xiao Zh..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Hubei Wangxin Construction and Yangtze University have submitted a patent application for Lining Material Folding Device for Pipeline Repair Through Ultraviolet Light In-situ Curing Method. This invention was developed by Fu Kemao, Xiao Taoli, Wu Chaoyi, Chen Deyi, Zhou Xiang, Feng Tangjun and Hu Jun.
The..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- China Tiesiju Civil Engineering Group and The Municipal Eng Co Ltd Of Ctce Group have sought patent for Pipe Jacking Construction Method for Water Taking Pipeline. This invention was developed by Wang Changgui, Xin Jianbin, Chang Lili, Sun Xiangxiang, Zhu Feng, Liu Gebing, Li Shuangshuang and Cao Yuqian.
..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Sun Yat-sen University and CCCC-FHDI Engineering have submitted a patent application for Vertical Drainage Pipe Integrated System Based on Drainage Anti-seismic Principle. Li Jianyu, Sun Wei, Lin Enpeng, Chen Liangzhi and Wang Zhengliang developed the invention.
The patent application number is CN20251121..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Qingdao Haier Washing Machine and Haier Smart Home have submitted a patent application for Exhaust Pipe and Washing Equipment. Jing Weixin, Sun Dongsong and Wang Dejun developed the invention.
The patent application number is CN202410603232 20240515. The patent publication number is CN120967638 (A). Inter..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Foshan Shunde Haier Electric Appliance Co Ltd and Haier Smart Home have sought patent for Pressure Guide Pipe Mounting Structure of Washing Machine and Washing Machine. This invention was developed by Yan Fenggang, Zheng Deshuai, Zhang Kaihong and Zhu Guofang.
The patent application number is CN2024106178..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Henan Pingmei Shenma Rufeng Carbon Material Tech Co Ltd patent application for Method and System for Dynamically Adjusting Pressure of Gas Collecting Pipe of Coke Oven Based on Intelligent Control. This invention was developed by Zang Chaowei, Hao Ying..
Pipe
| Tue 31 Mar 2026
Geneva, March 31 -- World Intellectual Property Organization has released 2316354 AB Ltd patent application for Pipe Coupling Configurations. This invention was developed by Dirk Terrence Michael.
The patent application number is WO2025IB59725 20250926. The patent publication number is WO2026062619 (A1). International Patent ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Guangzhou Ruifeng Soft Control Intelligent Tech Co Ltd has sought patent for Upper Computer Intelligent Control System and Method for Pipeline Machining Flexible Production Line. This invention was developed by Li Haiyan, Huang Yunbao, Yang Yujun, Jiang Zetao and Jiang Linjun.
The patent application numbe..
Pipe
| Tue 31 Mar 2026
Geneva, March 31 -- Scierie De Courcelles Chaussy has submitted a patent application for Recessed Chock, Set of Supports with Pipes and Manufacturing Method. Primart Guillaume developed the invention.
The patent application number is WO2024FR00088 20240921. The patent publication number is WO2026062331 (A1). International Pat..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received Zhejiang Zhenglan Energy Saving Tech Co Ltd patent application for Intelligent Energy-saving Control Method and System for Building Pressure-bearing Hot Water Pipeline. Dai Wei, Wu Yumin and Jiang Linlin developed the invention.
The patent applicati..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Huazhong University of Science and Technology has submitted a patent application for Parallel Light Pipe System with Variable Simulation Distance. Ma Donglin, Guo Weining and Long Yongtao developed the invention.
The patent application number is CN202511389335 20250926. The patent publication number is CN12..
Pipe
| Tue 31 Mar 2026
Geneva, March 31 -- World Intellectual Property Organization has received Hilti patent application for Wall Lead-through Element for the Installation of Cables and Pipes. Zemler Matthew, Fischer Herrera Theresa, Simon Sebastian and Förg Christian developed the invention.
The patent application number is WO2025EP76006 2025091..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Xinjiang Tianchi Energy Sources has submitted a patent application for Underground Pipe Network Positioning Method, Protection Method, Device, System, Equipment and Medium. This invention was developed by Ding Wenyu, Hu Guilin and Yang Fucheng.
The patent application number is CN202511204966 20250826. The p..
Pipe
| Tue 31 Mar 2026
Geneva, March 31 -- World Intellectual Property Organization has received Xu Xinqing and Xu Jiajing patent application for Pipeline Lowering Assembly Line and Pipe Lowering Method.
The patent application number is WO2025CN125677 20250930. The patent publication number is WO2026061546 (A1). International Patent Classification..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Sun Yat-sen University has sought patent for Model Test Device and Method for Sand Bed Fluidization Damage Induced by Water Supply Pipeline Leakage. This invention was developed by Lin Cungang, Qin Jiagui, Huang Linchong, Liang Yu, Chen Yu and Zhao Chenyang.
The patent application number is CN202511158275 2..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Changzhou Dingxing Electronics patent application for Detection Method and Detection System for Pipeline Cleaning. The invention was developed by Qian Jiandong, Zhang Kai, Chen Bingyan, Guo Lin and Xu Liubao.
The patent application number is CN202511..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released CHN Energy Science and Technology Research Institute and Guoneng Fuquan Power Generation patent application for Phased Array Detection Method and Device for Dissimilar Steel Welding Seam of Boiler Heating Surface Pipe. This invention was developed by L..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute patent application for Method for Evaluating Corrosion Degree of Casing Pipe of Carbon Dioxide Geological Storage Well. The invention was developed by Shi Xuanming, Jing Tiey..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Huaneng Pingliang Power Generation has applied Chinese patent for Thermal Power Plant Hearth Pipeline Soot Blower. Li Shoujian, Li Xiaowei, Xiao Yuanfang, Bai Xiang, Zhao Runtian, Li Yaojie and Du Bowen developed it.
The patent application number is CN202511258168 20250904. The patent publication number is ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Harbin Sifang Boiler Installation Co Ltd has applied Chinese patent for Water Pipe Double-chamber Chain Belt Crushing Direct-combustion Bundling Combustion Biomass Hearth. Sun Yujian, Bai Changshan, Su Lin, Liu Dayi and Song Ruijian developed it.
The patent application number is CN202511299550 20250912. T..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Chongqing Iron & Steel has submitted a patent application for Treatment Method for Preventing Pipe Explosion of Boiler Economizer. Hu Zujun, Yang Guo, Liu Zhicheng, Yang Zhuotong, Jiang Luping and Yang Qiang developed the invention.
The patent application number is CN202511265353 20250905. The patent public..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Foshan Anquan Energy Saving Tech Co Ltd has submitted a patent application for Super-efficient Water Pipe and Fire Pipe Fused Steam Generator Furnace Body. Zhang Zhiqiang developed the invention.
The patent application number is CN202511310896 20250915. The patent publication number is CN120969801 (A). In..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Guangdong Tianyuan Architectural Design has applied Chinese patent for Light Guide Pipe Waterproof Structure Installed on Metal Roof. Liang Mingqiang, Yuan Beimeng, Liu Chun, Zhang Xiaocong, Hu Yongjia and Liao Jinzhou developed it.
The patent application number is CN202511436917 20251009. The patent public..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Huaneng Shantou Haimen Power Generation has submitted a patent application for Sound Pressure Flow Multi-mode Sensing Water Supply Pipe Network Leakage Positioning and Early Warning System. Lin Songqing, Jiang Xingguo, Xu Yuqun, Zhang Chao, Li Chunsheng, Li Hongjin, Guo Yekai, Lu Xudian and Shui Zhifeng deve..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Hangzhou Chennuo New Energy Technology has sought patent for Gas Pipeline Leakage Rapid Detection Method and System. This invention was developed by Wu Jianjun, Fang Hui, Wang Xiaokun, Wu Jianying and Wu Zuoping.
The patent application number is CN202511389640 20250926. The patent publication number is CN12..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Uni-Trend Technology China has filed a patent application for Underground Pipeline Path Detection and Leakage Point Detection Method, Device, Equipment and System. This invention was developed by Liu Chongmin, Yang Zhiling, Liao Jiating, Long Jizhi and Rong Senyu.
The patent application number is CN20251137..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Beijing Kechuang Sansi Science & Tech Development Co Ltd has applied Chinese patent for Sound Array Monitoring and Positioning Device and Method for Station Yard Valve Chamber Pipeline Container Leakage. Wang Liangfeng, Yang Xiaofeng, Xin Yan and Hou Zhixin developed it.
The patent application number is C..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shangqiu Enn Gas Eng Co Ltd has filed a patent application for Indoor Gas Pipeline Gas Tightness Tester. This invention was developed by Li Rui, Xu Zhangquan, Wang Fei, Meng Lingzhen, Lu Keke, Cao Cheng, Cao Shubo, Wang Zengguang, Chen Fu, Guo Fangjian, Meng Fanning, Zhang Zhijian, Zhang Heng, Song Yonggang,..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Shenzhen Toprank Electronics Co Ltd patent application for IoT Fire-fighting Spraying Pipe Network Intelligent Micro-leakage Alarm Method and System Based on Time Period Pressure Drop and Pressure Fluctuation Analysis. The invention was developed by Z..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Electric Power Science Research Institute of State Grid Anhui Electric Power has sought patent for Converter Station Fire-fighting Foam Pipeline Leakage Point Detection Method and Device. This invention was developed by Zhang Jiaqing, Huang Yubiao, Xie Jia, Wang Liufang, Guo Yi, Shang Fengju, Liu Rui, Sun Ta..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Shanxi Research Institute For Clean Energy Tsinghua Univ and Yangquan Rongsheng Pipe Network Construction Invest Co Ltd patent application for Method for Rapidly Correcting Wave Velocity of Negative Pressure Wave of Long-distance Hot Water Delivery Pi..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Chengxi Shipyard patent application for Marine Pipeline Observation Flow Mirror with Lighting Function. The invention was developed by Ding Shengkai.
The patent application number is CN202511369468 20250924. The patent publication number is CN1209697..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received Wenzhou Wanwei Building Co Ltd patent application for Petroleum Pipeline Network Abnormity Identification and Early Warning System. Jiang Bo, Liu Chuang, Liu Bingchuan, Dang Kai, Zhang Zhimei, Fang Zhan and Wang Xiugang developed the invention.
The ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received Shandong Water Invest Co Ltd patent application for Solar Self-powered Pipe Network Monitoring Device. Chen Lin, Zhang Kun, Sun Hao, Li Wenquan, Jiang Dawei, Ju Xiaobin and Song Min developed the invention.
The patent application number is CN2025118..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Beijing Deliheng Tech Development Co Ltd has submitted a patent application for Intelligent Data Visualization and Regulation and Control System of Pipe Network Valve. Wang Bin, Sachihiro, Qiao Guanbin, Shi Keyao and Yu Haomin developed the invention.
The patent application number is CN202511447335 202510..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Changjiang Santacc Energy Tech Co Ltd has submitted a patent application for Hydrogen Supply Confluence Pipeline Skid-mounted System. Peng Xu, Liu Jianchun, Liu Jiacheng, Wang Hongfu, Wang Aichuan, Zhang Peng, Zhang Zongyao and Wu Haotian developed the invention.
The patent application number is CN2025112..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Yangtze University has applied Chinese patent for Oil and Gas Storage and Transportation Pipeline Monitoring Method and System. Liu Bing and Huang Hao developed it.
The patent application number is CN202511215591 20250828. The patent publication number is CN120969737 (A). International Patent Classification..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shenzhen Qingbaohong Tech Development Co Ltd has filed a patent application for Anti-sliding Support and Pipeline Endoscope Device. This invention was developed by Liu Jianchun and Liu Zhiguo.
The patent application number is CN202511233862 20250829. The patent publication number is CN120969665 (A). Inter..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Shanghai Installation Engineering Group patent application for Heat Preservation Pipe Shell Integrally Formed by Pipeline Heat Preservation and Aluminum Sheet Protection Shell. The invention was developed by Zhao Feng, Lu Jiahua, Hu Yi, Ye Jin, Liu Ji..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Jubian Xinneng Anhui Co Ltd patent application for Steam Conveying Pipeline and Heat Supply System. This invention was developed by Jiang Xiaoyu and Li Linghao.
The patent application number is CN202511260045 20250904. The patent publication number ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Xinjiang Guantianxia Plastic Co Ltd has applied Chinese patent for Heat Insulation and Energy Saving Device and Method for Heat Distribution Pipeline. Zhang Zhilei, He Yuyan, Yan Zhi and Li Yangyang developed it.
The patent application number is CN202511249628 20250903. The patent publication number is CN..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Tianjin Yugang Keep Warm Construction Material has filed a patent application for Prefabricated Directly-buried Thermal Insulation Pipe and Preparation Method Thereof. This invention was developed by Wang Hengchao, Zhu Zengwei, Wang Henggang, Liu Jian and Su Shanshan.
The patent application number is CN2025..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Hongmu Qingdao Electromechanical Engineering Tech Co Ltd has submitted a patent application for Anti-corrosion and Water-rust-proof Heating Pipeline System. This invention was developed by Xu Yanguang.
The patent application number is CN202511294460 20250911. The patent publication number is CN120969637 (..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Jiangxi Univ Of Water Resources and Electric Power has submitted a patent application for Walking Device Used in Ash Silo Pipeline and Pipeline Robot. Lu Quanguo, Chen Haoyu, Yang Liming, Yu Hongtao, Xi Junmei, Chen Fan, Tu Longlong, Liu Guohui, Cheng Guangjun, Yang Wu and Gui Fangzhi developed the invention..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Jiangxi Xinchao Pipe Ind Co Ltd has submitted a patent application for Accurate Positioning and Detecting Device for Cipp Pipeline Repair. This invention was developed by Ouyang Pinggen.
The patent application number is CN202511237815 20250901. The patent publication number is CN120969631 (A). Internation..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Hubei Wangxin Construction and Yangtze University patent application for Lining End Sealing Equipment for Pipeline Repairing Construction Through Ultraviolet Light In-situ Curing Method. The invention was developed by Wu Chaoyi, Chen Deyi, Fu Kemao, X..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Changjiang Ecology Environmental Protection Group has submitted a patent application for Non-excavation Ultraviolet Curing Repair Construction Method for Municipal Old Pipe Network. This invention was developed by Zhang Jun, Huang Shengyuan, Jiang Bin and Zhou Li.
The patent application number is CN20251129..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Hanjiang Nat Laboratory has submitted a patent application for Vibration Reduction Pipe Clamp with Metamaterial Structure. Li Jing, Zhang Lin, Deng Haihua, Yu Yongfeng and Zhao Na developed the invention.
The patent application number is CN202511310820 20250915. The patent publication number is CN12096962..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Wuhu Youwang Machinery Proc Co Ltd patent application for Ground Universal Pipeline Compensator. The invention was developed by Zhang Xianwang.
The patent application number is CN202511333576 20250918. The patent publication number is CN120969617 (..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Nantong Feisi Precision Tech Co Ltd has filed a patent application for Evaporator U-shaped Pipe and Straight Pipe Connecting Structure and Welding Method. This invention was developed by Hou Hua, Wang Wei and Jiang Xijun.
The patent application number is CN202511287841 20250910. The patent publication num..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Xi'an Thermal Power Research Institute patent application for Hidden Type Quick Clamp and Pipe Fitting Connecting Structure. The invention was developed by Tian Haojia, Wang Wei, Wang Zhao, Tian Wenhua, Zhang Xiaohong and Tuo Kai.
The patent applicat..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Wuxi Honghe Special Section Tube has sought patent for Special-shaped Nd Pipe. This invention was developed by You Minghao, Jiang Yunhua, Feng Jingyan, Chen Yan, Shu Jiyuan and Liu Xiaohui.
The patent application number is CN202511137701 20250814. The patent publication number is CN120969611 (A). Internatio..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- A Raymond Et Cie has submitted a patent application for Coupling Device for Pipes. This invention was developed by Gilbert Kevin and Thulot Thomas.
The patent application number is CN202510626363 20250515. The patent publication number is CN120969610 (A). International Patent Classification codes are F16J15..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published AECC Guiyang Engine Design Institute patent application for Aero-engine Pipeline Connecting Structure with Dynamic Positioning Pin. The invention was developed by Peng Zeliang, Xiong Shan, Yin Xiantao, Li Xu, Li Nina, Li Junli, Shi Yunfei, Mo Peng, Hu..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Jiangxin Coating Plastic Steel Pipe Henan Co Ltd patent application for Anti-falling Type Bearing Pipeline. The invention was developed by Wang Helai and Wang Chenyang.
The patent application number is CN202511411896 20250929. The patent publicatio..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- China Chengda Engineering has submitted a patent application for Clamping Flange Joint for High-pressure Pipeline and Design Method. This invention was developed by Pang Guan, Song Mingzhao, Liu Hengzhi, Jiang Fei, Hu Xianlin, Zhang Xuefeng, Li Hongjie, Yang Shuhua, Zhao Xiaosong and He Xiaokang.
The patent..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Jiangsu Leiting Prec New Material Co Ltd patent application for Self-locking Type Pipeline Connecting Structure. This invention was developed by Zhu Yinde.
The patent application number is CN202511471324 20251015. The patent publication number is CN..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Hangtianchenguang Fujian Pipe Industry Tech Co Ltd has submitted a patent application for Rapid Installation Device for Large-diameter Special Composite Rtp Pipeline. This invention was developed by Zhang Jianxin and Pan Xiaoyan.
The patent application number is CN202511497746 20251020. The patent publica..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Tianjin Jiuan Machinery Mfg Co Ltd has submitted a patent application for Pipe Replacement Expansion Device, Cutting Device, Pipe Replacement System and Pipe Replacement Method. This invention was developed by Zhang Jun, Ao Rui, Yu Cheng, Zhang Jianping, Jiang Fei, Xu Shuangyou, Wang Wei, Guo Zhiwei, Wang Li..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Baoji Tianlian Huitong Composite Material patent application for Tensile Composite Pipe for Vertical Shaft and Matched Pipe Placing Auxiliary Device. The invention was developed by Wang Yaozhou, Jia Kangkang, Zhang Xiaoyu, Yang Zhifeng, He Wanyun, Zha..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Nanjing Orientleader Technology has applied Chinese patent for High-temperature Hot Air Injection Starting Hose and Preparation Process Thereof. Wang Liangyan, Song Yaping, Ge Zhengdong, Shang Chengguang and Zhi Zhonghua developed it.
The patent application number is CN202511174177 20250821. The patent publ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Liuan Zhongcai Pipeline Technology has filed a patent application for Adjustable Suspension Pipe Clamp. This invention was developed by Zhou Yajun, Zhu Dongsheng and Lu Chengcheng.
The patent application number is CN202511135564 20250814. The patent publication number is CN120969591 (A). International Paten..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received Sinohydro Bureau 3 patent application for Support Device Special for Cwfp Pipeline Installation. Tang Zhishuang, Jia Xiaojun, Dong Tengbo, Tian Peihe, Guang Zhaoyu, Long Zuhui, Lee Jun-sung, Zhang Yaohui, Zhang Qian, Huang Wei, Lyu Fei, Dong Yanxin, Cu..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Tianjin Construction City Construction Dev Co Ltd has submitted a patent application for Novel Building Drainage Pipeline Mounting and Fixing Structure and Mounting Process Thereof. Fu Hua, Tian Lai, Li Yanzhang, Hao Wenjing and Qu Hua developed the invention.
The patent application number is CN2025112504..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- AECC Aviation Power has submitted a patent application for Oil Leakage Pipeline Support of Engine. This invention was developed by Wang Yulin, Shen Chen, Lei Yutian, Xiao Ran and Wang Jingyan.
The patent application number is CN202511414530 20250929. The patent publication number is CN120969587 (A). Interna..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- China Harbour Engineering has submitted a patent application for Multi-stage Buffering Variable-rigidity Stinger and Method for Restraining Deepwater Pipe Laying Vortex-induced Vibration Through Multi-stage Buffering Variable-rigidity Stinger. This invention was developed by Hu Weiming.
The patent applicati..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shanghai Baoye Group Corporation has submitted a patent application for Device for Integrally Climbing Indoor Comprehensive Pipeline in Place and Construction Method Thereof. This invention was developed by Zhu Tuo, Yang Guang, Linsang, Liu Fengjun and Wang Tao.
The patent application number is CN2025113282..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Zhu Zhigang patent application for Convenient-to-butt-joint Moving Equipment for Pipeline Construction.
The patent application number is CN202511295921 20250911. The patent publication number is CN120969582 (A). International Patent Classification ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Guotun Coal Mine of Linyi Mining Group Heze Coal & Electricity has submitted a patent application for Grouting Pipe Butt Joint Device. Ding Li, Xie Shiji, Li Qishuai, Zhang Ming, Chai Lei, Liu Zhiqiang, Niu Qiyong and Li Jin developed the invention.
The patent application number is CN202510956376 20250711. ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Tianjin Municipal Engineering Design & Research Institute has submitted a patent application for Replacing Device for Trenchless Buried Plastic Pipeline. Li Ziming, Lyu Yaozhi, Zhang Qibin, Tan Rujiao and Xu Pengxiao developed the invention.
The patent application number is CN202511186620 20250822. The pate..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Yuyao Zeda Plastics Co Ltd has submitted a patent application for Bathroom Water Flow Pipeline Temperature Control Cutoff Structure and Shower Head with Same. This invention was developed by Li Guoda.
The patent application number is CN202511249640 20250903. The patent publication number is CN120969492 (A..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Liuhong Electromechanical Eng Shenzhen Co Ltd has submitted a patent application for Electromechanical Pipeline Installation Quality Management System Based on Data Analysis. This invention was developed by Cai Jun, Wang Xianfeng and Wu Mingsong.
The patent application number is CN202511109600 20250808. T..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shandong Guowei Iron and Steel has submitted a patent application for Intelligent Energy Consumption Management Optimization System in Welded Pipe Production Process. Ren Shilei, Zhang Qi and Song Leimin developed the invention.
The patent application number is CN202510995481 20250718. The patent publicatio..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shenzhen Tuoan IoT Co Ltd has sought patent for Water Meter Management Method, Device, Equipment and Product for Water Supply Pipe Network System. This invention was developed by Deng Liqun, Qiu Fengting and Huang Lin.
The patent application number is CN202511502545 20251021. The patent publication number..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received Jiangsu Vocational College Finance & Economics patent application for College Water Resource Water Supply Pipe Network Monitoring System and Method Based on Internet of Things and Medium. Zeng Zhengyu and Zhong Changchun developed the invention.
The p..
Pipe
| Mon 30 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Shanxi Taigang Stainless Steel patent application for Determination Method for Forming Process of Automobile Exhaust Pipe. This invention was developed by Wei Hairui, Wang Zhibin, Wang Kai and Fu Jinzhu.
The patent application number is CN20251192650 ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Xianyang Jielixun Information Tech Co Ltd has submitted a patent application for Intelligent Real-time Positioning System and Method for Natural Gas Pipeline Cleaner. Yang Xu, Yang Biao and Zhang Xiaoyong developed the invention.
The patent application number is CN202511495910 20251020. The patent publica..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Tangshan Zhengyuan Pipe Ind Co Ltd has submitted a patent application for Device and Method for Detecting Galvanizing Thickness of Hot-dip Galvanized Pipe. This invention was developed by Taki, Wang Zhenlong, Wei Fengchi, Bian Guanghui and Su Jinqiang.
The patent application number is CN202511508119 20251..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- China Academy Of Building Res Testing Center Co Ltd has filed a patent application for Method and System for Nondestructive Testing of Position and Size of Line Pipe in Concealed Engineering Based on X-ray. This invention was developed by Taori, Xing Guanqun, Xu Wenjie and Xie Xinming.
The patent applicat..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Shandong Yuwang Tube Ind Co Ltd has submitted a patent application for Pipe Orifice Laser Measuring Device for Large-diameter Seawater Conveying Anti-corrosion Steel Pipe. Yang Qingjian, Huang Fachun and Liu Lingdi developed the invention.
The patent application number is CN202511185534 20250822. The pate..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Guangdong Qinglong Pipes Ind Co Ltd has applied Chinese patent for Device and Method for Measuring Size of Pipe Orifice. Wang Tao, Yuan Shuai, Jiang Zhigang, Ma Junyuan, Zhang Le, Bai Fengli, Yang Wanhong and Shang Tao developed it.
The patent application number is CN202511344817 20250919. The patent publ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Erzhong Zhenjiang Heavy Equipment Co Ltd has sought patent for Pipe Head Leakage Plugging Plug. This invention was developed by Zhao Yu, Sun Yajie, Miao Junjun, Wei Hongyang and Zhang Li.
The patent application number is CN202511380678 20250925. The patent publication number is CN120970378 (A). Internatio..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Sirui Guantong Xinchang Refrigeration Tech Co Ltd has applied Chinese patent for Distribution Pipe Assembly and Processing Technology Thereof. Yu Hongbo and Chen Shaojun developed it.
The patent application number is CN202511198606 20250826. The patent publication number is CN120970374 (A). International ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published Gree Electric Appliances, Zhuhai patent application for Gas Collecting Pipe Assembly, Heat Exchanger and Air Conditioner. The invention was developed by Wu Qi, Yang Ruiqi, Xue Yonghao and Du Shuaihua.
The patent application number is CN202511189799 2..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Jiangsu Cuilong Prec Copper Tube Corporation has submitted a patent application for Condenser Pipe with Improved Outer Fins. This invention was developed by Jin Liwen, Zhang Chunming, Bao Jiafeng, Zhang Shengqiang, Shen Jun and Huang Yu.
The patent application number is CN202511227577 20250829. The patent..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Baoji Tianlian Huitong Composite Material has filed a patent application for Suspension Blade Type Nonmetal Composite Steel Pipe and Connecting Structure Thereof. This invention was developed by Zhang Xiaoyu, Jia Kangkang, Wang Yaozhou, Yang Zhifeng, Gui Li, Song Shiyue, Han Shuang and He Wanyun.
The patent..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Beijing University of Chemical Technology has filed a patent application for Flue Gas Waste Heat Recovery System and Method Based on Novel Vertical Inverted-u-shaped Heat Pipe Heat Exchanger. This invention was developed by Li Qunsheng, Feng Xuefeng and Wang Baohua.
The patent application number is CN202511..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Wuxi Weifu Lida Catalytic Converter has submitted a patent application for Detachable Heat Shield Assembly on Exhaust Pipe of Exhaust System. This invention was developed by Qi Dongliang, Yang Xiaodong, Tang Jinkun, Chen Xingyu, Zhao Ning, Gong Pengjie and Hu Ting.
The patent application number is CN2025113..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has published China University of Mining patent application for Cold Region Filling Pipeline Heat Preservation Method and System Based on Carbon Dioxide Mineralization Heat Release. The invention was developed by Yan Hao, Zhang Jixiong, Chen Rang, Jin Ruilin, Zhou ..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- Huating Coal Group has sought patent for Concrete Steel Pipe Supporting Frame Device for Roadway Supporting. This invention was developed by Xing Wanli, Chen Yonggang, Gao Pengfei, Qiu Liangliang and Liu Liming.
The patent application number is CN202511204443 20250827. The patent publication number is CN120..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- China Three Gorges University has applied Chinese patent for Tunnel Pipeline Sudden Gushing Water Blocking Method Based on Magnetic Control Constant-pressure Air Bag. Yang Yunan, Liu Shuai, Gui Xudong, Peng Bo, Liu Jie, Xiong Mengran, Fan Wenxin, Wang Zibo and Cheng Wangrun developed it.
The patent applicat..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received CCCC Second Highway Fourth Engineering patent application for Tunnel Section Pipe Shed Drilling Construction Device and Construction Method. Mo Sisheng, Zhang Jiazhi, Zhao Keyan, Zhai Lei and Ma Qiulu developed the invention.
The patent application nu..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Changjiang Institute of Survey, Planning, Design and Research patent application for Verticality-keeping and Stability-controlling Method for Underwater Grouting Orifice Pipe Under Deepwater Condition. This invention was developed by Yan Fugen, Zou Deb..
Pipe
| Mon 30 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has received China University of Geosciences, Wuhan patent application for Design Optimization Method for Horizontal Jet Grouting Pile and Large Pipe Shed Combined Dense Pre-supporting Structure. Zhang Guohua, Xie Zhongzhi, Wang Yongyu, Tu Fubin, Xiong Feng and Hua..
Pipe
| Mon 30 Mar 2026
Beijing, March 31 -- DMS Corp has submitted a patent application for Processing Part for Constructing Pipeline Twinning Model. This invention was developed by Meng Yanbin and Li Yansong.
The patent application number is CN202510982784 20220325. The patent publication number is CN120974555 (A). International Patent Classificat..
Pipe
| Tue 31 Mar 2026
Beijing, March 31 -- State Intellectual Property Office of China has released Jari Automation Co Ltd China patent application for Anti-falling Device Suitable for Hose Saddle and Using Method. This invention was developed by Song Changjing, Miao Zeng, Meng Fanhao, Gu Jieyan, Yu Bo, Li Tongwang, Wu Hailong, Zhang Hanyu and Liu Yu..
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