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Pipe
| Wed 27 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Jiangsu Normal University patent application for Natural Gas Pipeline Leakage Detection Method Based on Novel Wavelet Basis Transform and Singular Value Decomposition in Two-dimensional Convolutional Neural Network. The invention was developed by Song D..
Pipe
| Wed 27 May 2026
Taipei, May 28 -- Inventec has submitted a patent application for Electronic Device and Pipe Positioning Assembly. This invention was developed by Hsiao Chia-liang.
The patent application number is TW20230134071 20230907. The patent publication number is TW202512822 (A). International Patent Classification code is H05K5/02.
A..
Pipe
| Thu 28 May 2026
Taipei, May 28 -- Minghsin University of Science & Technology has filed a patent application for System for Detecting Pipeline Defects. This invention was developed by Chang Ho, Kuo Chun-cheng, Lan Chou-wei and Tsai Ting-chiang.
The patent application number is TW20230134954 20230913. The patent publication number is TW20251209..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- The 13th Construction of China National Chemical Engineering has submitted a patent application for Environment-friendly Pipeline Self-adaptive Drying System Based on Multiple Working Conditions of Construction Site and Control Method. Cai Qianling, Feng Guochen, Chen Geng, Han Liang, Zhang Yunxia, Yao Lina, L..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received Shanghai Energy Construction Group patent application for Underground Pipeline Tracking, Measuring and Positioning Method. Yang Bo, Cai Xiaochun, Yang Kang, Song Jian and Lu Jingxi developed the invention.
The patent application number is CN20251156784 ..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Beijing Metallurgical Equipment Research Design Institute patent application for Heat Pipe Heat Exchanger Based on Efficient Corrosion Prevention of Low-temperature Flue Gas. This invention was developed by Liu Chaoli, Wang Huixia, Guo Naitao, Li Xiaoyu,..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Beijing Metallurgical Equipment Research Design Institute has sought patent for Fast-assembly Type Modularized Heat Pipe Heat Exchange Device. This invention was developed by Liu Chaoli, Guo Naitao, Wang Huixia, Ma Yue, Li Xiaoyu and Chen Yuhai.
The patent application number is CN202511837349 20251208. The pa..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Hunan Valin Xiangtan Iron & Steel patent application for Production Method of Alloy Pipe Blank 40mn2. The invention was developed by Jia Jin, Yang Jianhua, Liu Jiwen, Liu Ximao, Ye Mingzai, Chen Lifeng, Pan Xiquan, Tian Zhiguo and Liao Jingyun.
The pat..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- Nanjing Shengnuo Heat Pipe has sought patent for Energy Efficiency Evaluation Method and Device for Heat Pipe Type Heat Exchanger. This invention was developed by Guo Hongxin, Yang Jun and Liu Feng.
The patent application number is CN202511561727 20251029. The patent publication number is CN121435826 (A). Int..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- China State Shipbuilding, Qingdao Beihai Shipbuilding has submitted a patent application for Method for Selecting Structural Types of Watertight Reinforcing Plates in Ship Body Pipe Tunnel. Yang Lei, Li Zihui, Sun Jilin and Zhang Yingjie developed the invention.
The patent application number is CN202511502229..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- Huaneng Jiuquan Power Generation has applied Chinese patent for Heat Supply Network Transformation Strategy Generation Method and System Based on Pipeline Flow Capacity. Li Cunlu, Ma Mingrui, Guo Jilong, Hao Wenhan and Zhang Jun developed it.
The patent application number is CN202511251373 20250903. The paten..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- Hohai University has submitted a patent application for Drainage Pipeline Flow Monitoring Method and System Based on Three-phase Tomography and Storage Medium. This invention was developed by Xue Lianqing, Zhang Chenxi, Bao Ruiling, Liu Yuanhong, Fan Jiale, Zhu Hongfei, Li Shushan, He Handan, Zhu Shiyun, Nuer ..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- China Communications Second Highway Survey Design and Research Institute has filed a patent application for Numerical Simulation Method and Device for Lateral Loaded Deformation of Heterogeneous Buffer Energy Absorption Pipe. This invention was developed by Feng Pengcheng, Chen Weizhong, Liu Jiguo, Peng Wenbo,..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Guangzhou Installation Group has applied Chinese patent for Construction Method for Assembling and Installing Fire-fighting Composite Air Pipe. Lin Zibin, Wang Shengyuan, Zhang Junhua, Tian Yu, Yang Yu, Wang Hanfeng, Zeng Ruolin, Mo Jiamin, Li Ziwei, Wang Caiyan, Lin Liangjie, Mai Jinning, Hong Wenquan, Wu Zeb..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Guangdong GoldEx Light Alloy has sought patent for Intergranular Corrosion Resistant 5b06 Seamless Aluminum Pipe for Surface Ship and Preparation Method of Intergranular Corrosion Resistant 5b06 Seamless Aluminum Pipe. This invention was developed by Li Zhilue, Luo Zhaohui, Li Tianhua and Zhong Liwei.
The p..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Daye Special Steel has submitted a patent application for Fe-ni-cr-based Austenite Heat-resisting Alloy Pipe and Heat Treatment Method and Application Thereof. This invention was developed by Li Haisong, Du Kun, Xiang Huajun, Zhu Zhibao, Li Yong, Zhang Yinqiao, Wang Li and Min Jie.
The patent application numb..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Jiangsu Jieda Traffic Engineering Group has submitted a patent application for Wind Power Plant Road Circular Pipe Culvert Structure Health Monitoring and Early Warning System. Tao Bin, Dou Yang, Liu Zhizheng, Meng Xianrong, Liu Lei, Tang Wenxiu, Miao Xuesheng, Mao Chengzhi, Zhu Shaolin, Xu Chuang and Zhao Yuc..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Shandong Jianzhu University patent application for Method for Predicting Running Speed of Detector in Gas Pipeline. This invention was developed by Deng Shijun, Tai Chuanmin, Zhang Zenggang, Tian Kansan and Ren Lemei.
The patent application number is CN..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- Tsinghua University has filed a patent application for Vision-based Drainage Pipeline Defect Three-dimensional Quantification Method and Device. This invention was developed by Zuo Jiane, Tao Haoxiang and Zhang Xianguo.
The patent application number is CN20251227504 20251230. The patent publication number is ..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- CNOOC Tianjin Pipeline Engineering Technology has submitted a patent application for Non-adhesive Flexible Hose Annulus Detection Device and Method. Liu Jun, Liu Haichao, Lu Jin, Gao Wenshuo, Wang Jian, Zu Haidong, Dai Zhishuang, Han Xueyan and Wang Linhui developed the invention.
The patent application numbe..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Southwest Technology Engineering Research Institute of China South Industries Group has submitted a patent application for Method for Testing Adhesive Strength of Coating on Inner Surface of Slender Pipe Fitting. Chen Hanbin, Li Zhongsheng, Wu Hulin, Cong Dalong, Wu Xia, Zhao Zipeng, Li Li, Song Kaiqiang, Yang..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Tsinghua Shenzhen International Graduate School has submitted a patent application for Marine Pipeline Leakage Point and Oil Leakage Accurate Detection System and Detection Method. This invention was developed by Cao Shunxiang, Sun Weiyuan, Pang Xiaowen, Xue Zhiyang, Zhao Junjie and Huang Qingdong.
The patent..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received Taiyuan University of Technology patent application for Telescopic Screen Pipe Hole Protection Device and Method Suitable for Rapid Penetration of Collapsed Hole Section. Yang Xuelin, Yang Wei, Yan Fazhi, Huang Yuxi, Yang Mengmeng, Liu Jia and Zhang Sai ..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received GuangXi University patent application for Novel Wide-rib Rectangular Steel Pipe Truss Composite Floor Slab Component with Fishbone Structure. Chen Yu, Wei Long and Peng Xiuning developed the invention.
The patent application number is CN20251225552 2025..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Powerchina Guiyang Engineering Corporation has submitted a patent application for Low-interference Dredging System and Method for Main Pipeline of Municipal Drainage Pipe Network. This invention was developed by Xiao Tingting, Luo Chao, Wei Lang, Zhang Qing, Zhang Ya, Chang Li, Zhan Jingya, He Juan and Shao Yi..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Changda Municipal Engineering (Guangdong) has filed a patent application for Construction Method for Dynamic Waterproof Structure of Comprehensive Pipe Gallery in Coastal Ultra-deep Silt Geology. This invention was developed by Yao Yanan, Lyu Yingjie, Zhou Zhihong, Deng Fenghua, Chen Yonghua, Wang Shilu, Xu Yu..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- CCFED First Construction has submitted a patent application for Reinforced Concrete Prefabricated Pipeline Structure in Bad Geological Area and Construction Method. Tang Chao, Zhan Shanshan, Ren Yuanmin, Dai Zhihan, Wu Lang, Liang Mingfeng and Gui Yang developed the invention.
The patent application number is..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Huadian Engineering has applied Chinese patent for J-shaped Submarine Cable Pipe Based on Multi-layer Composite Structure and Submarine Cable Flow Increasing Method. Rui Shoujuan, Pi Yanfeng, Tian Liyong, Wang Xiaohe, Zhang Mingming, Wang Feng, Cai Jing, Lu Guojie, Zhang Qingtao, Chen Sha, Wang Xiaohui and Che..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Special Equipment Safety Supervision Inspection Institute of Jiangsu Province has submitted a patent application for High-pressure Pipeline Defect Intelligent Detection Method and System Based on Infrared Phase Locking Principle. Ding Xiaoping, Zhang Hui and Zhang Chenyu developed the invention.
The patent ap..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- Powerchina Kunming Engineering Corporation has filed a patent application for Water Impact Method Pipe Network Excavation Intelligent Regulation and Control Method and System Based on Artificial Intelligence. This invention was developed by Ding Tao, Li Ziming, Han Junwei, Han Jing, Zhao Lei and Li Boran.
The..
Pipe
| Wed 27 May 2026
Beijing, May 28 -- CCCC Third Highway Engineering has applied Chinese patent for Pre-buried Pipeline Path Optimization Method in ALC Wallboard Prefabrication Process. Zhang Daorong, He Zhongyi, Zhang Jianliang, Yu Haicang, Huang Qianqin, Zhao Zichen, Wang Jingang, Sun Jianhua, Liu Tao and Wang Xing developed it.
The patent ap..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Shandong INOV New Materials has submitted a patent application for High-toughness and High-strength Combined Polyether All-water Foaming Spraying and Winding Polyurethane Thermal Insulation Pipe and Preparation Method Thereof. This invention was developed by Fu Zhenwu, Xing Yue, Jia Qi, Li Zongru and Shao Jiaz..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Kaipurui Environmental Protection Technology has sought patent for Large-diameter Pipeline Repairing and Curing Equipment Capable of Eliminating Indentations and Method of Large-diameter Pipeline Repairing and Curing Equipment. This invention was developed by Xu Qunbing, Zhu Yanbin, Wang Hongwei, Wang Yiqiong,..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Hebei Natural Gas patent application for Natural Gas Pipeline Leakage Plugging Device. The invention was developed by Lin Hao, Shi Lei, Han Mingchang, Liu Tianyu and Song Yulong.
The patent application number is CN202511914461 20251218. The patent publ..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Nantong Litai Chemical Equipment patent application for Anti-corrosion Pipeline with Epoxy Glass Flake Lining Structure. The invention was developed by Dong Chaohui, Gu He and Li Zhiping.
The patent application number is CN202511942421 20251222. The pa..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received Cama Luoyang Gas Supply patent application for High-pressure Two-way Sealing Pipeline with Adjustable Spacing. Shi Youquan, Su Kaiming, Pan Zhiyong, Yan Xiangyu, Hu Kuihua and Zhang Zhanwen developed the invention.
The patent application number is CN202..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Harbin Engineering University patent application for Deep and Far Sea Energy Collecting and Conveying Method and System Based on Three-core Low-temperature Energy Pipeline. This invention was developed by Ying Xipeng, Yang Zhixun, Yan Jun, Zhang Kailun, ..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- Huazhong Weiye Construction Group has submitted a patent application for Micro-disturbance Control System for Rectangular Pipe Jacking Construction of Urban Rainwater Box Culvert in Complex Environment. This invention was developed by Zhang Wenchao, Qin Daoyi, Han Runyan, Zhu Shengqiang, Wang Ziqiang and Zhang..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Lechang Municipal Construction Engineering patent application for Municipal Pipe Network Pipe Jacking Construction Auxiliary Device and Construction Method. This invention was developed by Liu Botong, Wu Jibiao and Xiong Xin.
The patent application numb..
Pipe
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published The Second Xiangya Hospital of Central South University patent application for Waterproof Hammer Ball Valve and Pipeline System. The invention was developed by Gao Kaixin, Teng Chaoyu and Zhou Junliang.
The patent application number is CN202410348301 2..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Henan Huadong Industry Control Technology and Zhongyuan University of Technology have sought patent for Stainless Steel Pipe Straightening Method Based on PLC System. This invention was developed by Sun Zhaowei, Fang Bo, Li Hengyi, Huo Liuxing, Yue Xuebin, Li Yonghong, Lee Jae-sun and Yang Shizhuang.
The pa..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Anhui Youfa Pipeline Tech Co Ltd and Beijing Huatong Pipe Ind Co Ltd have sought patent for Outer-spraying, Outer-coating and Inner-buckling Plastic-coated Steel Pipe Equipment. This invention was developed by Chen Kechun, Su Jiuchuan, Jiang Jisheng, Zhang Xianggui, Li Binggang, Liu Hang, Gao Zhiling, Zhang Gu..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Qingdao Alptec Safety Equipment Co Ltd and Qingdao Alptec Instr Co Ltd have filed a patent application for Powder Pipeline Electrostatic Eliminator and Method Based on Dual-mode Monitoring. This invention was developed by Wang Rongjun, Zang Yide, Yuan Changtai, Zhao Shilong, Yao Haowen, Tian Fu and Wang Kechao..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Shandong Huayun Equipment Tech Co Ltd and Shandong Mining Mach Group Co have submitted a patent application for Pipe Belt Machine with Novel Structure. This invention was developed by Wang Xijun, Wang Zigang, Liu Jie, Wang Leilei, Li Yuanchao, Xiao Lijun, Guo Zhongrui, Yang Daojin, Qiu Dapeng and Qin Qinghua.
..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has received Wuhu Yuanjing Plastic Products Co Ltd patent application for Broaching Machining Device for Air Conditioner Refrigeration Copper Pipe. Zhou Yanlin and Zhou Wenyi developed the invention.
The patent application number is CN202511859161 20251210. The pa..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Chengdu Zhengxi Intelligent Equipment Group Co Ltd has sought patent for Forming Die and Forming Method for Round-top and Square-bottom Pipe. This invention was developed by Zuo Qiang, Zeng Xuewen, Xiao Chuan and Wang Jing.
The patent application number is CN202511775044 20251128. The patent publication num..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Hangyu Zhizao Beijing Engineering Technology has submitted a patent application for Integrated Pipe Blank Sealing and Punching Device for Hot Gas Bulging Forming. Xie Yasu, Peng Xiaokang, Liu Jiannian, Zhou Xiaolong and Huang Jiliang developed the invention.
The patent application number is CN202511693496 202..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Tianjin Daqi Air Conditioner Co Ltd patent application for Automatic Punching Device for Condenser Collecting Pipe. The invention was developed by Yin Bo, Fang Weijie and Song Tianxiang.
The patent application number is CN202511807980 20251203. The p..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Zhejiang Xinlong Ind Co Ltd patent application for Pipe Fitting Bending Device. The invention was developed by Yan Liuren and Wang Haixia.
The patent application number is CN202511771938 20251128. The patent publication number is CN121423427 (A). Int..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Inner Mongolia Shanghaimiao Mining Industry patent application for Special Forming Die for Machining Underground Pipeline Hoop. The invention was developed by Chen Jiangang, Zhang Jixiang, Liu Xun, Hao Qingwang, Liu Tongshen, Zhang Xiaoping, Peng Zhongw..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Zhengjiang Changxing Heliang Intelligent Equipment has sought patent for Pipe Bending Machine Clamping Mechanism Driven by Servo Motor. This invention was developed by Li Liangyou, Wang Yuanbin and Zhu Hongbiao.
The patent application number is CN202511938872 20251222. The patent publication number is CN12142..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Zhongshan Yulong Electric Appliance Co Ltd has submitted a patent application for Low-flow-resistance Spiral Copper Pipe Machining Device and Process. This invention was developed by Lin Wenfu, Li Xiaojun and Li Shiyong.
The patent application number is CN202511687414 20251118. The patent publication number..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Dongying Gaoyuan Haitai Machinery Mfg Co Ltd has applied Chinese patent for Cold-rolling Pipe Mill for Cold-rolling Steel Pipe Production. Wang Qinghua, Zhang Ping, Song Qiang, Yu Jie and Xin Peng developed it.
The patent application number is CN20251225923 20251230. The patent publication number is CN12142..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Hongze Yiyang Steel Pipe Co Ltd has sought patent for Cold Rolling Device Capable of Controlling Thickness of Steel Pipe. This invention was developed by Wang Guobao, Qian Zhenghong and Shen Lingling.
The patent application number is CN202511609542 20251105. The patent publication number is CN121423378 (A)...
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Shenzhen Huaxi Installation Eng Co Ltd has filed a patent application for Self-locking Anti-sliding Auxiliary Stabilizing Device for Hoisting Steel Pipe Vertical Pipe. This invention was developed by Chen Jiqin, Cai Xiaowei and Pan Caibing.
The patent application number is CN202511698030 20251119. The paten..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Wuchang Shipbuilding Industry Group patent application for Automatic Welding System for Pipe Connecting Parts. The invention was developed by Li Wenshi, Li Sheng, Li Gang, Chu Yitao, Leng Daiyou and Xiao Jingzhi.
The patent application number is CN2025..
Pipe
| Wed 27 May 2026
Rome, May 27 -- Italian Patent and Trademark Office has received Sica SpA patent application for Automatic Belling Machine and Method for Belling Pipes Made of Thermoplastic Material. Tabanelli Giorgio and Secchiari Marco developed the invention.
The patent application number is IT20200002173 20200204. The patent publication ..
Pipe
| Wed 27 May 2026
Rome, May 27 -- Sica SpA has applied Italian patent for Automatic Belling Machine and Method for Belling Pipes Made of Thermoplastic Material. Tabanelli Giorgio developed it.
The patent application number is IT20200002182 20200204. The patent publication number is IT202000002182 (A1). Cooperative Patent Classification codes a..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Bohai Shipbuilding of China State Shipbuilding has sought patent for Jig for Vertically Cutting Round Pipe. This invention was developed by Zhang Donghui, Xu Yi, Yin Xiaokai, Man Xiaozhu, Geng Yipeng, Wu Liping, Yu Qingyao and Yoo Hyuk.
The patent application number is CN202511804347 20251203. The patent publ..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Bohai Shipbuilding of China State Shipbuilding patent application for Pipe Inclined Longitudinal Bisection Jig, Band Sawing Machine and Method. The invention was developed by Zhang Donghui, Zhao Yuehua, Lv Zengke, Jia Di, Man Xiaozhu, Wang Manxi, Yin Xi..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Jiangsu Kuncheng Metal Tech Co Ltd has filed a patent application for Efficient and Accurate Automatic Cutting Machine for Stainless Steel Round Pipe. This invention was developed by Long Qi, Tang Gang and Li Shisheng.
The patent application number is CN202511786981 20251201. The patent publication number i..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Zhejiang Yongshang Special Material has filed a patent application for Segmented Cutting Device for Seamless Steel Pipe Manufacturing. This invention was developed by Deng Zhijian, Fang Dewei, Zhang Guangjin and Shao Jiangang.
The patent application number is CN202511843677 20251209. The patent publication nu..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Qingdao Henglisheng Electric Fittings Co Ltd patent application for Air Conditioner Copper Pipe Cutting Device. The invention was developed by Li Desheng and Li Weiping.
The patent application number is CN202511772803 20251128. The patent publication..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Jiangyin Mingsheng Pipe Ind Co Ltd has submitted a patent application for Stainless Steel Pipe Precise Fixed-length Cutting Equipment for Cold Rolling Mill. Sun Qi, Gou Min, Tani Kohei, Ji Shenghua and Ren Qiaohong developed the invention.
The patent application number is CN202511737961 20251125. The patent..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has received Sichuan Zhuntai Prec Machinery Manufacturing Co Ltd patent application for Automatic Drilling Device and Drilling Method for Silencing Pipe Joint. Wang Dong, Zhuang Jihai and Shu Xiangdong developed the invention.
The patent application number is CN20..
Pipe
| Wed 27 May 2026
Rome, May 27 -- Universalflex Group SRL has submitted a patent application for Annular Connecting Element Applicable to the End of a Flexible Hose. Crespi Carlo Francesco developed the invention.
The patent application number is IT20200003185 20200219. The patent publication number is IT202000003185 (A1). International Patent..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Guangxi University of Science and Technology has filed a patent application for Forming Method and System of Bimetal Composite Pipe. This invention was developed by Zu Shiming, Wang Pengcheng, Li Jian, Liang Peng, Xu Li, Sun Yi and Wang Jiachen.
The patent application number is CN202511549959 20251028. The pa..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has released Wuhan University of Technology patent application for Metal Corrugated Pipe Inner Concave Type Forming Device and Method. This invention was developed by Chen Yizhe, Kuang Wenfeng, Hong Feng, Han Quanfeng, Wang Hui and Hua Lin.
The patent application nu..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Sichuan Zhuoyi Environmental Prot Energy Saving Equipment Co Ltd has submitted a patent application for Automatic Metal Pipe Bending Device. This invention was developed by Wen Changlong.
The patent application number is CN202511806686 20251203. The patent publication number is CN121423430 (A). Internationa..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Harbin Institute of Technology has submitted a patent application for Ultralow-temperature Forming Device and Method for Aluminum Alloy Bent Pipe. Liu Wei, Zhou Huabo and Yuan Shijian developed the invention.
The patent application number is CN20251207303 20251229. The patent publication number is CN121423428..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Shandong Nuclear Power Company and China Institute for Radiation Protection patent application for Nuclear Power Pipeline Decontamination Device, Nuclear Power Pipeline Decontamination Method and Pipeline Cleaning Robot. The invention was developed by N..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Shenyang Dongrun Thermal Power Energy Co Ltd has filed a patent application for Dirt Cleaning Device for Heat Distribution Pipeline and Operation Method of Dirt Cleaning Device. This invention was developed by Ma Yao.
The patent application number is CN202511879794 20251212. The patent publication number is..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Beijing Longkexing Tech Group Co Ltd has filed a patent application for Self-pushing Type Pipeline Inner Wall Cleaning Device for Pipeline Repair. This invention was developed by Xu Min, Wang Lu, Huang Kai, Rao Mingyu, Ma Yue, Guo Jinxu, Tong Yiwei, Zhao Yunpeng, Wang Peng, Zhao Lei, Liu Dongyu, Zhang Xiaozhon..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- China Second Metallurgy Group has submitted a patent application for Cleaning Device and Method for Line Pipe Foreign Matter Blockage. Liu Haibo, Zhao Lixin, Li Pengyi, Shi Jianping, Feng Junqiang, Li Na and Wang Xiangrong developed the invention.
The patent application number is CN202511920941 20251218. The ..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Guangzhou Kinte Desheng Intelligent Equipment Co Ltd patent application for Self-adaptive Alignment Gun Feeding Device for Cleaning Condenser Copper Pipe. The invention was developed by Li Denglun, Guan Guisheng, Yue Yang, Guo Shaolin, Zeng Jianqiang, L..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- China Harbour Engineering has filed a patent application for Method for Repairing Damage of Anticorrosive Coating of Steel Pipe Pile in High-salt and High-temperature Environment. This invention was developed by Zhao Jun.
The patent application number is CN202511562899 20251029. The patent publication number ..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Shenzhen Fangyuan Automatic Equipment has filed a patent application for Automatic Guide Pipe Gluing Device. This invention was developed by Wang Qingfeng and Lu Shengjue.
The patent application number is CN202511838425 20251208. The patent publication number is CN121423182 (A). International Patent Classific..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Hangzhou Electrochemical Group Aux Chemical Co Ltd has submitted a patent application for Preparation Method of Poly (dihydric Alcohol Adipate) for Rubber Release Agent and Esterification Reaction Kettle with Inner Coil Pipe and Outer Coil Pipe. This invention was developed by Yu Zhaoyong, Wang Yanwei and Cai ..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has released Shenzhen Lvjinsheng Tech Co Ltd patent application for Multi-core Pipe Parallel Main and Auxiliary Cavity Rotational Flow Oil-gas-water Separation System and Separation Method. This invention was developed by Zou Ka.
The patent application number is C..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Fang Qing has submitted a patent application for Adjustable Electromechanical Pipeline Support Device.
The patent application number is CN202511614800 20251106. The patent publication number is CN121425995 (A). International Patent Classification codes are B66F7/00, B66F7/28 and F16L1/06.
An abstract ..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Guangdong Heli Plastic Co Ltd has submitted a patent application for Adjustable Efficient Automatic Pipe Arranging Device. Yang Kaiguo, Wei Shangmao and Chen Jianqiang developed the invention.
The patent application number is CN202511941825 20211025. The patent publication number is CN121425910 (A). Interna..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Anqing TP Powder Metallurgy has submitted a patent application for Automatic Material Collecting Mechanism for Valve Guide Pipe Machining and Guide Pipe Material Collecting Method. Jin Lei, Xuan Jun, Liang Fujin, Cao Jindong, Fang Yi and Xiong Hongbo developed the invention.
The patent application number is C..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Tianjin Youfa Dezhong Steel Pipe Co Ltd has submitted a patent application for Distribution Device and Distribution Method in Multiple Guide Rails of Galvanized Pipe Production Line. This invention was developed by Shen Yongdong, Ding Xiuchen, Yang Yuzhi, Gao Hongquan, Shi Yucheng, Wang Shouchen, Wu Haitao, Hu..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- Dongguan Weichuang Electronic Technology has submitted a patent application for Vacuum Liquid Injection Integrated Equipment for Heat Conduction Pipe. Feng Weifu and Feng Shilei developed the invention.
The patent application number is CN202511775890 20251128. The patent publication number is CN121425789 (A)...
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Sysmos Inc has filed a patent application for Method for Determining Fluid Flow Characteristics of Pipeline by Utilizing Characteristics of Pipe Waves. This invention was developed by Dunham Edward M, Moos Daniel and Rahimi-aghdam Siddharth.
The patent application number is CN20248043661 20240620. The paten..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Saipem SA has applied Chinese patent for Method for Mounting at Least One Sleeve Around Partial Region of Underwater Fluid Transport Pipeline. Barlot Michel, Delaplace Thomas and Hort Emmanuel developed it.
The patent application number is CN20248041885 20240704. The patent publication number is CN121420151..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Geberit International has sought patent for Deflection Pipe Fitting. This invention was developed by Licchetti Dario.
The patent application number is CN20248043489 20240705. The patent publication number is CN121420115 (A). International Patent Classification codes are E03C1/12, E03C1/122, E03D11/17, E03D11/..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Casicc Intelligent Robot Co Ltd has filed a patent application for Device for Transmitting Data Inside and Outside Metal Pipeline. This invention was developed by Xu Yangyang, Li Shuo, Shen Zhihang, Yu Xiaofei and Zhao Shengli.
The patent application number is CN202511577547 20251031. The patent publication..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has released Zhangjiagang Xiafei Plastic patent application for Liquid Spraying Pipe Inserting Unit of Multi-station Spraying Head Assembling Equipment. This invention was developed by Xu Yuenian.
The patent application number is CN202511857092 20251016. The patent ..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Chengdu Environmental Engineering Construction patent application for Municipal Sewage Pipeline Welding Tool. The invention was developed by Zhang Peng, Zhao Xiaodong, Shi Xiaobin, Ma Chunlin, Li Wei and Yuan Hao.
The patent application number is CN202..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Shandong Huayi Engineering Technology has submitted a patent application for Municipal Heat Distribution Pipeline Welding Positioning Device and Method. This invention was developed by Feng Bin, Jiang Xu, Wang Yongqing, Wang Guixue, Jia Bo, Li Chuanling, Xu Baode and Zhang Xinquan.
The patent application numb..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Wuxi Aoma Hvac Equipment Mfg Co Ltd has submitted a patent application for Air Pipe Adapter Welding Equipment. This invention was developed by Ge Jiamiao, Guo Chenfei, Bian Menghua and Zhang Zhixiao.
The patent application number is CN202511755341 20251126. The patent publication number is CN121423982 (A). ..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Offshore Oil Eng Qingdao Co has sought patent for Auxiliary Tool Facilitating Hook-up Pipeline Installation and Using Method Thereof. This invention was developed by Wei Shuguo, Shi Haifeng, Song Zengli, Ding Shuda, Guo Xiang, Xia Deliang, Liu Yanting, Yang Hao, Nie Zonghua and Yu Shanhao.
The patent applic..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Nanjing Gaoda Stainless Steel has filed a patent application for Welding Joint Filling Supporting Device for Stainless Steel Pipe Fitting. This invention was developed by Tao Jin, Jiang Shouhua, Zheng Huaze and Gao Lihong.
The patent application number is CN202511576623 20251031. The patent publication number..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- Huizhou Yiteng Tech Co Ltd has submitted a patent application for Metal Pipe Welding Robot Control System. This invention was developed by Huang Wenbiao.
The patent application number is CN202511733679 20251124. The patent publication number is CN121423937 (A). International Patent Classification codes are ..
Pipe
| Wed 27 May 2026
Kilkenny, May 27 -- Irish Patents Office has received Newrock Engineering Ltd patent application for a Hose Support Arrangement. Hughes Samuel developed the invention.
The patent application number is IE20140000076 20140318. The patent publication number is IE20140076 (A1). International Patent Classification code is F16L3/02..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has received Wuhu Xinxing Ductile Iron Pipes patent application for Casting Blank Cutting Device. Zhang Hongbiao, Liu Zhiyong, Li Hai, Yang Renqiang, Fan Shichao and Wang Guoliang developed the invention.
The patent application number is CN202511701787 20251119. The..
Pipe
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published Suzhou Flexible Precision Metal Tech Co Ltd patent application for Cold Heading Die Set of Inner Pipe and Forming Process. The invention was developed by Wang Chen and Xu Jianrong.
The patent application number is CN202511444738 20251010. The patent ..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has received Shandong Huanhai Plastic Industry patent application for Waste Utilization Device for Pe Pipeline Manufacturing. Ma Changsheng, Lyu Chunyu and He Guannan developed the invention.
The patent application number is CN202511820408 20251204. The patent publi..
Pipe
| Tue 26 May 2026
Beijing, May 27 -- AVIC Xi'an Aircraft Industry Group Co Ltd has submitted a patent application for Forming Tool and Preparation Method of Variable-thickness Composite Pipe Fitting. This invention was developed by Li Qihui, He Liang, Pang Xinqiang, Lei Yang and Yuan Jianfeng.
The patent application number is CN202511830658 20..
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