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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..
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..
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 ..
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..
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..
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..
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..
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 ..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Zhejiang Hongen Design Engineering has filed a patent application for Sewage Discharge System for Sewage and Waste Combined System Pipeline. This invention was developed by Lu Rongguo, Jin Yuanyuan and Lv Yongchu.
The patent application number is CN202511975712 20251225. The patent publication number is CN12..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Zhejiang Liju Heat Energy Equipment has applied Chinese patent for Heat Pipe Steam Drying and Setting System for Setting Machine. Feng Xubo, Li Yong, Qiu Erpeng and Huang Guanlian developed it.
The patent application number is CN202511699423 20251119. The patent publication number is CN121675183 (A). Interna..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Yangzhou Polytechnic Institute has filed a patent application for Sewage Impurity Removal Pipeline for Chemical Reaction. This invention was developed by Dong Wei and Zhou Yinfei.
The patent application number is CN202511758642 20251127. The patent publication number is CN121672805 (A). International Patent ..
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 ..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Baoji Tianlian Huitong Composite Material has filed a patent application for Connecting Clamp and Device for Wear Resistance Test of Ring Pipe. This invention was developed by Zhang Xiaoyu, Zhang Xin, Wang Yaozhou, Gui Li, He Wanyun, Jia Kangkang and Yang Zhifeng.
The patent application number is CN202511906..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Xiamen University has filed a patent application for Design Method and Structure for Inhibiting Invalid Leakage of Air Guide Pipe Mounting Seat. This invention was developed by Dong Yiwei and Wu Chaolin.
The patent application number is CN202511911891 20251217. The patent publication number is CN121676152 (A..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Suzhou Vocational University patent application for Study Device for Electric Spark Bubbles at Any Position in Long and Narrow Pipe. Ma Hui, Gou Yuxin and Li Wei developed the invention.
The patent application number is CN202511764624 20251127. The pat..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Kaipurui Environmental Protection Technology has applied Chinese patent for Self-cleaning Pipeline Repairing and Curing Equipment and Method Thereof. Yu Jianbo, Wang Hongwei, Cao Dongsheng, Wang Yiqiong, Wang Jian, Xu Zhiyuan, Xu Qunbing and Zhu Yanbin developed it.
The patent application number is CN2025118..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Jiangsu Leater Green Packaging patent application for High-gloss Multi-layer Co-extrusion Sheet for Hose Packaging and Preparation Method of High-gloss Multi-layer Co-extrusion Sheet. This invention was developed by Li Binbin, Zhou Weixue and Huo Changh..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Wuxi Tenglong Plastics Technology has submitted a patent application for Preparation Method of Polypropylene External Anti-corrosion Material for Buried Steel Pipeline. This invention was developed by Wang Jingcheng.
The patent application number is CN202511830197 20251205. The patent publication number is C..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released University of Shanghai for Science and Technology patent application for Ultra-clean Corrugated Pipe Pump Cavity Health State Monitoring Method and System. This invention was developed by Chen Yaogang and Shen Huimin.
The patent application number is C..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Mehow Innovative has submitted a patent application for Extrusion Pipe Concentricity Adjusting System. This invention was developed by Zhou Kunxing, Zhang Peng, Liu Zhangcai, Zhang Fengrui, Yin Zefeng, Yu Wenbin, Hu Xiaokang and Wang Honghai.
The patent application number is CN20251241773 20251231. The paten..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Hangzhou Hanze Industrial has filed a patent application for Die, Thin-wall Long Pipe and Process. This invention was developed by Ye Fuyun.
The patent application number is CN20261075154 20260120. The patent publication number is CN121670926 (A). International Patent Classification codes are B29C45/17, B29C..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- Nantong Excel Machinery has filed a patent application for Vulcanization Pipe Pressing System. This invention was developed by Wu Aijun, Huang Qiyuan and Hua Liangliang.
The patent application number is CN202511833504 20251208. The patent publication number is CN121670877 (A). International Patent Classifica..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Bengbu Triumph Engineering Technology patent application for Detector for Air Pipe in Annealing Kiln. The invention was developed by Zhao Yi, Jin Kaixuan, Guo Zhe, Pei Yue, Wang Kai and Yu Mao.
The patent application number is CN202511967672 20251224...
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Xi'an Aeronautical University has applied Chinese patent for Method and System for Constructing Air Valve Simulation Model in Transient Flow Process of Water Conveying Pipeline. Zhao Li developed it.
The patent application number is CN202511868351 20251211. The patent publication number is CN121683609 (A). I..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- China Constr 8th Engineering Division has submitted a patent application for Surface Laying Pipeline Rapid Installation Device for Subway Energy Duct Piece. This invention was developed by Li Zhuomin, Wang Gang, Wu Jianqiu, Ma Minglei, Wu Yuanhao, Zhang Shike and Dai Xu.
The patent application number is CN20..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Qingdao Aucma Environmental Technology patent application for Novel Structure for Preventing Condensation Water from Blocking Pipe and Installation Method. Sun Yizhen, Sun Long and Li Wei developed the invention.
The patent application number is CN2025..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Tianjin Youfa Pipeline Technology patent application for Roughness Detection Device and Method for Plastic-coated Steel Pipe. The invention was developed by Ding Xinhua, Chen Kechun, Chen Chen, Liu Wei, Li Binggang, Gao Zhiling, Han Wentang and Fan Tie..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- China Tianchen Engineering has submitted a patent application for System and Method for Batch Modification of Pipeline Elements Based on PDMS. This invention was developed by Li Longfei, Ouyang Shuai, Lou Cheng, Pang Shichong, Wang Xianyi, Zhou Feng and Fu Guolei.
The patent application number is CN202511526..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Zhengzhou University has submitted a patent application for Cooling Tower Plate and Pipe Integrated Fog Dispersal and Water Saving Device. Wu Jinxing, Zhuang Yushen, Shen Zeming, Hou Shiwu and Deng Qianlin developed the invention.
The patent application number is CN202511821395 20251205. The patent publicati..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Chinese Research Academy of Environmental Sciences has filed a patent application for Urban Rainfall Flood Process Simulation Method Based on Virtual Pipeline Network. This invention was developed by Shi Kaifang, Wu Yali, Zhang Kai, Sun Mingdong, Cai Yajing, Chen Yan and Xia Rui.
The patent application numbe..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- CNOOC Tianjin Pipeline Engineering Technology has sought patent for Mileage Speed Measuring Device for Detector in Pipeline. This invention was developed by Wang Zhao, Wang Jinbang, Fu Danrong, Li Quanhua, Xu Yongjie, Yang Han, Li Zhenbei, Luo Xiuyuan, Li Qingchao, Lu Shanshan and Duan Chengkai.
The patent a..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Sanya Science and Education Innovation Park, Wuhan University of Technology patent application for Deep-sea High-pressure Self-reinforced Sealing Pipeline Connector Structure. The invention was developed by Xiong Ting, Liu Zuyuan, Huang Jiajie, Fang Zh..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Xinxing Ductile Iron Pipes has submitted a patent application for Nodular Cast Iron Pipe Connector Capable of Being Pushed. Zuo Chao, Wang Jianglong, Su Peiyu, Zhang Tao, Li Yabing, Yao Yansen, Zhang Zuguo and Zhu Pan developed the invention.
The patent application number is CN202511839582 20251208. The pate..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Tianjin Pengling Group patent application for Refueling Pipeline, Preparation Method Thereof and Fuel System. Milon, Chen Liang, Yuan Shuo, Xue Junfang, Wang Zhifang and Gao Xianhua developed the invention.
The patent application number is CN20261052..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- CCCC-FHDI Engineering has sought patent for Submarine Pipeline Construction Method Under Coastal Landing Section Reef Sand Soil Compound Stratum Condition. This invention was developed by Tan Jianyun, Niu Honglin, Xiang Song, Wang Kai, Li Zhengguang, Li Junhong and Li Mingjian.
The patent application number ..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Shenzhen Road & Bridge Construction Group patent application for Pipe Jacking End Reinforcing Device for Municipal Pipe Jacking Construction. Liu Zhilong, Huang Guofeng, Lan Fuan, Zeng Weijun, Zhang Xiaofeng, Xu Benwei, Fu Qin, Li Qinquan, Wu Xianfeng, ..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published China First Metallurgical Group patent application for Short-distance Shallow-buried Pipe Jacking Device and Construction Method Thereof. The invention was developed by Dong Mingbo, Wu Zhe and Gong Ying.
The patent application number is CN202511822010..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Foshan University patent application for Pipe Jacking Construction Device and Method Based on Artificial Freezing Technology. Lu Hanwen, Wen Kai, Chen Zhou, Zeng Wei, Qin Siliang and Fu Benhao developed the invention.
The patent application number is C..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- China 19th Metallurgical Corporation has submitted a patent application for Large-diameter Overhead Pipeline Replacement Construction Auxiliary Device and Construction Method Thereof. This invention was developed by Yang Renhua, Li Xiang, He Yongguang, Li Hongbo and Cho Jin-sung.
The patent application numbe..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Sichuan Changhong Air Conditioning patent application for Air Conditioner Outdoor Unit Pipeline System Scheme and Air Conditioner Outdoor Unit. This invention was developed by Deng Peisheng and He Yu.
The patent application number is CN202511888641 202..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Changchun University of Science and Technology has submitted a patent application for Acoustic Detection System, Method and Equipment for Water Pipeline Leakage. This invention was developed by Chen Xiaojuan, Liu Zhidong, Li Yan and Chen Yanrui.
The patent application number is CN202511964169 20251224. The p..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Jiangsu Huajian Construction has submitted a patent application for Water Pump Water Outlet Pipe Three-way Support Fixing Device. This invention was developed by Zhai Jiankai, Miao Changhua, Hu Junshi, Yu Binbin and Mao Zhengyi.
The patent application number is CN20261033942 20260112. The patent publication ..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Fuzhou University has sought patent for Particle Damping Pipe Clamp Based on Rigid-flexible Composite Cavity Wall. This invention was developed by Bai Hongbai, Chen Jialong and Oh Eul-man.
The patent application number is CN202610112112 20260127. The patent publication number is CN121676603 (A). Internationa..
Pipe
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Jiangnan Shipyard Group patent application for Retainer for Hoisting Large-diameter Thin-wall Pipeline. This invention was developed by Liu Qiang, Yang Tao and Wu Chaohui.
The patent application number is CN202511759374 20251127. The patent publication..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Jinan Energy Engineering Group has submitted a patent application for Hydrothermal Coupling Dynamic Simulation Method and System for Sudden Supply and Demand Change of Long-distance Heat Supply Pipe Network. This invention was developed by Xie Chunlin, Liu Shuhao, Shang Hongtao, Yin Chenglei, Zhou Shoujun, Re..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Fengguo (China) patent application for Heat-preservation Antibacterial Uvioresistant Pipe Fitting. The invention was developed by Yang Lingling and Shi Xiaoliang.
The patent application number is CN20261026034 20260109. The patent publication number i..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Chengdu Aircraft Industry Group has submitted a patent application for Method for Protecting and Blocking Opening of Large-size Special-shaped Pipe Part. This invention was developed by Tan Huajian, He Mingzhe, Yang Man, Chen Junyi, Wu Chengxu, Zeng Yinxue, Dong Wenhui and Zhou Zhenbing.
The patent applicati..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Taiyuan Aero-Instruments patent application for Multi-degree-of-freedom Self-limiting Pipeline Compensator. Li Mingming, Yang Boxiao and Bo Jianlong developed the invention.
The patent application number is CN202511997050 20251227. The patent publicati..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- CNNC Nuclear Power Operation Management has applied Chinese patent for Polyethylene Pipeline Electric Fusion Welding Joint. Wen Jie, Xu Ke, Zhao Qiang, Bian Chunhua, Ge Lianwei, Liu Dejun, Hu Minglei, Zhang Wei and Hu Bin developed it.
The patent application number is CN202610186321 20260210. The patent publ..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Shanghai Weyer Electric has sought patent for Double-locking Rotary Metal Hose Connector. This invention was developed by Meng Fanyue and Chen Bing.
The patent application number is CN202610202680 20260212. The patent publication number is CN121676801 (A). International Patent Classification code is F16L33/0..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Zhejiang Sanfu Technology has sought patent for Quick Mounting Joint of Hose and Hose Pipeline Thereof. This invention was developed by Bao Xiaodan and Li Zhewang.
The patent application number is CN202610181117 20260209. The patent publication number is CN121676800 (A). International Patent Classification c..
Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- Hebei Yutong Special Rubber Hose has submitted a patent application for Connecting Structure for Marine Hose. This invention was developed by Sun Qiuyue, Zhao Cong, Zhao Ruijuan, Lin Jiangang, Gong Juanjuan and Cheng Debao.
The patent application number is CN20261057667 20260116. The patent publication numbe..
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..
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..
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..
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..
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..
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..
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..
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..
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 ..
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..
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)..
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..
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..
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 ..
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..
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..
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..
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..
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..
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..
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..
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). ..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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..
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.
..
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..
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