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Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Mingying Ind Development Co Ltd patent application for Airtightness Detection Device for Combined Assembly of Hard Metal Tube and Rubber Hose and Use Method of Airtightness Detection Device. This invention was developed by Guo Ping and Suo Mingjiao.
T..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Zhejiang Shirun Jianchuang Tech Development Co Ltd patent application for Glass Fiber Lining Hose Non-excavation In-situ Repair Underground Sewage Pipeline and Construction Method. This invention was developed by Diao Hongguo, Wang Chengquan, Zhang Guofe..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Shonan Gosei Jushi Seisakusho KK has been granted a patent for Pipe Rehabilitation Method. This invention was developed by Kamiyama Takao and Ishida Makoto.
The patent application number is US202118037231 20210930. The patent publication number is US12631281 (B2). International Patent Classification code..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Shenyang Xinlian Petrochemical Equipment Co Ltd has sought patent for Pipe Cleaner Receiving and Dispatching Trolley. This invention was developed by Wang Ming, Zhang Yingqiang, Su Huijie, Wang Huan, Song Jian, Zhou Tianyi, Lu Yan, Chi Keyang, Zhao Junbo, Sun Yu, Shen Jieming and Fei Qingyu.
The patent appl..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Nantong Fuchuang Prec Manufacturing Co Ltd has applied Chinese patent for Gas Pipeline Cleanliness Detection Method and System. Ding Zhicheng developed it.
The patent application number is CN202511584894 20251031. The patent publication number is CN121385219 (A). International Patent Classification codes ar..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Hanjiang Nat Laboratory has submitted a patent application for Vibration Damping Hose Unbalanced Force Testing Device with Adjustable Pressure and Temperature. This invention was developed by Zhao Na, Deng Haihua, Qi Qiongfang, Yu Yongfeng and Xu Zhiyun.
The patent application number is CN202511531080 20251..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Sichuan Keyuan Construction Eng Quality Inspection And Appraisal Co Ltd has submitted a patent application for Pressure Resistance Detection Device for Embedded Hydraulic Engineering Pipeline. This invention was developed by Li Qianxing, Liu Lu, Li Yanjuan, Jang Young-woo, Liu Yuanyong, Gao Yinlong, Wang Yajua..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Panxi Vanadium And Titanium Inspection And Testing Inst has submitted a patent application for Multi-angle Detection Device for Pressure Pipeline. Zhang Youji, Li Hui and Liang Chenglin developed the invention.
The patent application number is CN202511294189 20250911. The patent publication number is CN1213..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Zhejiang Energy Group Res Inst has submitted a patent application for Heat Supply Pipeline Heat Dissipation Loss Monitoring System and Method Considering Effective Temperature of Sky. This invention was developed by Chen Kailun, Shi Guozhong, Lin Junguang, Wu Fan, Zhao Shenyi, Yu Libin, Xu Cong, Huang Linghao ..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Jingying Huanneng Tech Wuxi Co Ltd has submitted a patent application for Bimetal Composite Pipe, Heat Pipe Composed of Bimetal Composite Pipe, Heat Pipe Economizer and Preparation Technology of Coupling Heat Conduction Layer in Bimetal Composite Pipe. Su Jun developed the invention.
The patent application ..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Shaanxi Xintai Energy Co Ltd has submitted a patent application for Condensing Equipment for Water in Low-pressure Coal Bed Gas Pipeline. This invention was developed by Tian Tao, Song Yongqiang, Yang Gang, He Dirun, Han Yu, Jia Peiqiang and Zhang Congqi.
The patent application number is CN202511982921 2025..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Yuan Mei Corp has been awarded a patent for Pipeline Structure with Valve. This invention was developed by Cheng Chi-han.
The patent application number is US202318392093 20231221. The patent publication number is US12631271 (B2). International Patent Classification codes are F16K27/02, F16K31/08 and F16L..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Infrastructure Provisioning Run Pipelines has been issued to Scalr Inc. This invention was developed by Savchenko Igor and Stadil Sebastian.
The patent application number is US202318139475 20230426. The patent publication number is US12632306 (B2). International Patent Classifica..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Inner Mongolia Erdos Electric Power & Metallurgy Group and Ordos Hanbo Tech Co Ltd have submitted a patent application for Polyvinyl Chloride Resin Anti-caking Conveying Pipeline. Su Faqiang, Dai Guoqiang, Guo Junfei, Kang Jinwei, Wu Yuanhao, Xin Xiuling, Chen Xu and Wu Jing developed the invention.
The pat..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Hangzhou Xiaoshan Shunhe Metal Hose Co Ltd and Hangzhou Shunhe Rail Transit New Mat Co Ltd have submitted a patent application for Integrated Machining Device for Metal Hose. This invention was developed by Shen Renmu.
The patent application number is CN202511805199 20251203. The patent publication number i..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Chengdu Siyuan Smart Aviation Tech Co Ltd and Inspur Smart Tech Co Ltd have submitted a patent application for Electric Take-up and Pay-off Device for Air Supply Pipe of Bridge-mounted Air Conditioner. This invention was developed by Gu Yong, Dong Qiming and Gong Xiaomin.
The patent application number is CN..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- China Nat Offshore Oil Corporation China Co Ltd and Beijing Res Center of C CNOOC hina Co Ltd have sought patent for Emergency Subsea Pipeline Unblocking System Capable of Rapid Sealed Docking. This invention was developed by Yao Haiyuan, Xie Zhenqiang, Luo Xiaoming, Liu Yongfei, Yang Bo, Li Dan, Cao Da, Li Yan..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- The Fourth Eng Co Ltd of CCCC First Highway Eng Co Ltd and CCCC First Highway Engineering Group have submitted a patent application for Mechanical Cutting Device for Municipal Pipe Network Reconstruction Engineering. Zhang Yunqiang, Wang Yuxiao, Yang Xiaochuan, Qin Fanglin, Lee Boo-sang, Li Lijun, Jiang Kaixin..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Milwaukee Electric Tool Corporation has been granted a patent for Die Head for Pipe Threader. Van Essen James J, Miller Benjamin L and Hlavac David developed the invention.
The patent application number is US202118001484 20210625. The patent publication number is US12629760 (B2). International Patent Class..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Danfoss has received a patent for Connecting Pipe Assembly and Heat Exchanger. This invention was developed by Yuan Jing, Yang Jing, Liu Yubao and Chen Lisha.
The patent application number is US202318303027 20230419. The patent publication number is US12631408 (B2). International Patent Classification code..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Minimax Viking Patent Management has been granted a patent for Method for Producing a Polymer-improved Pipe Element. Cramer Thomas developed the invention.
The patent application number is US202118257821 20211223. The patent publication number is US12631283 (B2). International Patent Classification codes a..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Tyco Fire Products has been awarded a patent for Pipe Coupling Gasket. This invention was developed by Lippka Sandra M.
The patent application number is US202117918082 20210614. The patent publication number is US12631270 (B2). International Patent Classification codes are F16L17/04, F16L17/06, F16L23/22 a..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Tongling Nonferrous Metals Group, Tongguan Mining Construction has filed a patent application for Slotted Pipe Anchor Rod Glue Gun Medicine Injection Type Stud Crushing and Recycling Device and Recycling Method. This invention was developed by Zhu Jiahan, Bao Jiangrong, Xu Zhiguo, Gao Wei, Wang Kun, Zhao Pengx..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Beijing Reshu Technology patent application for Self-repairing Liquid Metal Heat Pipe for Commercial Spaceflight. This invention was developed by Lian Hongkui, Luo Rui, Wei Chen, Ding Ting, Xu Cheng, Sun Rongbo, Zhang Yifan, Niu Yanjie and Wang Yizhe.
T..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Beijing Reshu Technology has submitted a patent application for Loop Heat Pipe System Control Method in Rotary Motion Scene. This invention was developed by Lian Hongkui, Ding Ting, Zhang Yaguang, Wei Chen, Niu Yanjie and Wang Yizhe.
The patent application number is CN202511894943 20251216. The patent publica..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Huaneng Jingtai Thermal Power patent application for Coiled Pipe Heat Exchange Device for Steam Turbine Condenser Heat. This invention was developed by Liu Yongxin, Zhang Minglong, Ba Jianwei, Chen Bao, Li Yuancheng, Liu Wanfu, Wang Xianji and Ma Tiejun...
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Xinxing Ductile Iron Pipes patent application for Low-nitrogen Combustion Control Method and System for Lime Rotary Kiln. The invention was developed by Wei Jianchao, Zheng Junhu and Wu Hong.
The patent application number is CN202511693666 20251118. Th..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Wuxi Shuangyang Heating Equipment has filed a patent application for Vibration and Noise Reduction Device for Air Pipe. This invention was developed by Wang Xiaorong and Qian Guangyi.
The patent application number is CN202511872313 20251212. The patent publication number is CN121383420 (A). International Pate..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Shanghai Construction Design Research General Institute patent application for Roof or Outdoor Vertical Air Pipe Fixing Device and Method Based on Draught Fan Integration. This invention was developed by Ang Chao, Wang Kai and Shen Dewei.
The patent app..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Gree Electric Appliances, Zhuhai patent application for Air Pipe Inner Unit, Control Method Thereof and Air Conditioning System. This invention was developed by Xiong Shuo, Chen Xiaohang, Lai Xiaocheng, Wu Wenjie, Xu Wenlong and Yang Yanling.
The patent..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Shen Kan Qinhuangdao General Engineering Design & Research Institute Corporation MCC has sought patent for Heat Supply Pipe Network Dynamic Balance Adjusting Device Based on Internet of Things. This invention was developed by Liu Deqiang, Zhang Zhiyuan and Yang Jing.
The patent application number is CN2025114..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Beijing Gas Group patent application for Steel Non-pressure Pipeline Risk Assessment Method and System Based on Multi-source Data Fusion. This invention was developed by Wang Lin, Li Shengguo, Wang Shengping, Zhang Mingzuo, Liu Hui, Qin Huimin, Chen Zhe,..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Nantong Cosco Clavon Anticorrosion Engineering has submitted a patent application for Connecting Device for Special Submarine Pipeline. This invention was developed by Xu Hao, Yao Biming, Xu Botao, Wu Zhijian and Liu Weiming.
The patent application number is CN202511852456 20251210. The patent publication num..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Zhejiang Huatian Special Materials has submitted a patent application for High-pressure Detection Device for Multiple High-precision Bright Solid Solution U-shaped Pipes for Compression Energy Storage. Cheng Jianchi and Cheng Jiahong developed the invention.
The patent application number is CN202511973514 202..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- CSSC Sunrui (Luoyang) Special Equipment has sought patent for Corrugated Pipe Fatigue Test Device and Method. This invention was developed by Huang Shiwen, Yang Yuqiang, Zhang Luyang, Li Zhangzhi, Liu Weiyong, Wang Xin, Tian Mingming, Li Xin and Shao Jun.
The patent application number is CN202511739169 202511..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Beijing Xinshijie Technology has applied Chinese patent for Health Detection Method and Device for Drainage Pipe Network. Sun Qu, Xu Yunhua, Ma Fusheng, Zhou Tianshuo, Li Mengchu, Zhao Li and Xiang Chen developed it.
The patent application number is CN202511609842 20251105. The patent publication number is CN..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Beijing Xinshijie Technology has applied Chinese patent for Monitoring Method and Device of Drainage Pipe Network and Electronic Equipment. Sun Qu, Xu Yunhua, Zhao Li, Li Mengchu, Zhou Tianshuo, Xiang Chen and Wang Xujia developed it.
The patent application number is CN202511609680 20251105. The patent public..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Microsoft Technology Licensing has been granted a patent for Parallel Search Result Pipeline Evaluations. Kral Kyle Thomas, Prabhu Nitesh and Hodges Austin Bradley developed the invention.
The patent application number is US202418669468 20240520. The patent publication number is US12632493 (B2). Internatio..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Compressed Signal Propagation Pipeline has been issued to Microsoft Technology Licensing. This invention was developed by Xie Yin, Mohamed Ahmed Hassan and Benzatti Danilo Landucci.
The patent application number is US202418785663 20240726. The patent publication number is US1263241..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Intel has obtained a patent for method and apparatus for dynamically adjusting pipeline depth to improve execution latency. This invention was developed by Gayen Saurabh, Joshi Dhananjay, Lantz Philip, Sankaran Rajesh and Ranganathan Narayan.
The patent application number is US202117559612 20211222. The pa..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Gongyuan Pipeline Tianjin has filed a patent application for Corrugated Pipe Surface Defect Detection Method and Equipment Thereof. This invention was developed by Han Li, Zhao Cheng, Wang Zeming, Yan Zhigang and Zhang Cong.
The patent application number is CN202511942707 20251222. The patent publication numb..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Shandong Huayi Engineering Technology patent application for Long-distance Heat Distribution Pipeline Pipe Jacking Track Control System for Complex Geology. The invention was developed by Feng Bin, Jiang Xu, Li Chuanling, Wang Yongqing, Jia Bo, Wang Gui..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released China Tower patent application for Node Gap Reinforcing Structure for Main Limb Inserting Part of Single-pipe Tower of Communication Base Station. This invention was developed by Zeng Liang, Ling Jianshe and Qian Zheng.
The patent application number is ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Anhui Gourgen Traffic Construction has applied Chinese patent for Ultra-deep Pipe Jacking Working Well and Construction Method. Liu Guangzhi, Yu Zhiqin, Qu Bing, Zhang Zheng, Chen Yongxiang, Zhu Yuyang, Peng Chuan, Zhu Qing and Li Fengjun developed it.
The patent application number is CN202511963270 20251224...
Pipe
| Fri 22 May 2026
Beijing, May 22 -- East China University of Science and Technology has sought patent for Bubble Barrier Induced Submarine Pipeline Spilled Oil Gas Recovery Device and Use Method. This invention was developed by Yang Qiang, Sun Pengfei, Liu Bo, Lu Hao and Cao Zhongning.
The patent application number is CN202511552288 20251028. T..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Northwest Electric Power Design Institute patent application for Steel Plate-concrete Combined Pressure Pipeline Containing Perforated Ring Ribs and Manufacturing Method. The invention was developed by Yin Xiaogang, Li Hongxing, Cheng Dongxing, Huang Ji..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Powerchina Huadong Engineering Corporation patent application for Pipe Culvert Blind Ditch Structure and Construction Method Thereof. Zhu Anlong, Zhao Xiaohong and Nie Peng developed the invention.
The patent application number is CN202511668920 2025111..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Guangxi Road Construction Engineering Group has filed a patent application for System Conversion Construction Method in Overall Lifting Process of Steel Pipe Arch Rib. This invention was developed by Hu Likai, Qin Yucheng, Shi Tuo, Zhang Kunqiu, Chen Jiahai, Zhu Hongjun, Yao Hongxin, Mo Limao, Yan Guanbin and ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Jiangxi University of Science and Technology patent application for Spring Energy Dissipation Self-resetting UHPC-steel Pipe Combined Pier Connecting Structure and Assembling Method. Shen Botan, Deng Tongfa, Lu Jiewen, Lan Xiongdong, Yang Daoxue and Zhu ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Fujian Pande Ming Power Equipment has submitted a patent application for Special Material for CPVC (chlorinated Polyvinyl Chloride) Pipe with High Heat Resistance and High Impact Resistance and Mixing Preparation Process Thereof. This invention was developed by Su Yincong, Huang Linde, Su Tianhui and Zhang Shu..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Guangdong Liansu Technology Industrial has sought patent for Filling Master Batch for Polyethylene Composite Pipeline and Preparation Method of Filling Master Batch. This invention was developed by Li Yantao, Li Tongyi, Liao Lingyuan, Song Keming, He Chuhua and Yang Zhiliang.
The patent application number is ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- The Second Construction Engineering Company has submitted a patent application for Horizontal Compensator for Pumping and Jacking Concrete in Steel Pipe Column. This invention was developed by Li Yang, Deng Xiaolei, Zhou Guangjie, Shangguan Wenhua, Bai Shihong, Tang Jie, Wang Xin, Huang Jianjun, Zhang Hongming..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Yankuang Lunan Chemicals has submitted a patent application for Cooling U-shaped Pipe Quick Joint Leakage-proof Structure. This invention was developed by Li Yuanhua, Zhong Fenfen, Qin Qing, Zhu Yuying and Yang Ziqi.
The patent application number is CN202511717470 20251121. The patent publication number is CN..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Zhejiang Bogao Mechanical and Electrical Technology has submitted a patent application for Composite Water Pipe for Unmanned Aerial Vehicle Cleaning. Liang Jianping and Zhou Chun developed the invention.
The patent application number is CN202511973997 20251225. The patent publication number is CN121383003 (A)..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Nanjing Orientleader Technology patent application for Composite Riveting Connection Structure of Hydraulic Hose of Automobile Shock Absorber. The invention was developed by Feng Cheng, Wang Feng, Wang Liangyan, Tao Ping, Ji Yuanlong, Niu Tianxing and P..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Huaneng Jingtai Thermal Power patent application for Dust Deposition Prevention Type Pipeline Support Fixing Device. The invention was developed by Chen Bao, Wang Haiyang, Ma Yulong, Chen Hongze, Liu Yongxin and Ba Jianwei.
The patent application numbe..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- China Third Metallurgical Group has filed a patent application for Building Indoor Pipeline Pre-burying Positioning Device and Method. This invention was developed by Liu Xu, Li Jin, Cong Feng, Li Jingke and Li Yang.
The patent application number is CN202511712151 20251120. The patent publication number is CN..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Kairuopu Xiamen Technology Service has submitted a patent application for Device Facilitating Butt Joint of Pipeline Buoyancy Tanks. Lin Shaobin, Lyu Feng, Xu Dapeng, Xu Wenchang, Xie Biqun, Chen Yanxing, Ye Changqin, Wang Ziwei, Zeng Xiangyou and Lin Qilang developed the invention.
The patent application num..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Shanxi Wujian Group patent application for Flexible Butt-joint Connecting Device of Buried Double-wall Corrugated Pipe. The invention was developed by Zhang Yanping, Liu Chuanzheng, Duan Zhiyong, Li Yuan, Qi Xiaoqing, Gao Huan and Zong Xiaohong.
The pa..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Anhui Redstar Valve has submitted a patent application for Check Valve and Pipeline Water Conveying System. Fu Yongdong, Chen Yinzhou and She Daoyan developed the invention.
The patent application number is CN202511362012 20250923. The patent publication number is CN121382935 (A). International Patent Classif..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Shenyang Fortune Precision Equipment patent application for Two-section Type Vacuum Angle Valve Used for Being Connected with High Vacuum Pipeline. The invention was developed by Zhao Zixu, Li Jiaping, Xin Hongxu, Sun Xiaoheng and Yan Hexin.
The patent..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Xiamen Yunmao Technology patent application for Vacuum Angle Valve Structure Capable of Monitoring Failure of Corrugated Pipe. The invention was developed by Wei Lan, Liu Shaoxiang and Zhao Maosheng.
The patent application number is CN202511530224 2025..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- HEIPI Technology (Shenzhen) has submitted a patent application for Self-locking Mechanism and Telescopic Pipe. Ban Zhaoming developed the invention.
The patent application number is CN202511847733 20251209. The patent publication number is CN121382761 (A). International Patent Classification code is F16B7/14...
Pipe
| Fri 22 May 2026
Beijing, May 22 -- AECC Shenyang Engine Research Institute has submitted a patent application for System for Sucking and Removing Residual Oil in Fuel Oil Main Pipe Through Negative Pressure. This invention was developed by Bian Ji, Cao Yang, Wang Jianpei, Wan Yunxia and Liu Taiqiu.
The patent application number is CN2025115714..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Anhui Gourgen Traffic Construction has sought patent for Large-diameter Pipe Jacking Construction System and Construction Method for Overpass Subway Operation Line. This invention was developed by Zhao Qiang, Yuan Wei, Zhou Chao, Chen Juanjuan, Zhao Shuwan, Li Shengyuan, Kang Jun and Shen Shuai.
The patent ap..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has released Morphing I Inc patent application for Intelligent Exploration Robot and Intelligent Closed Pipeline Exploration System Including Same. This invention was developed by Kim Ki Young and Lee Kyoung Min.
The patent application number is WO2024KR96590 20241118..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has published Bumyeong Inc patent application for Corrosion Inspection for Pipe. The invention was developed by Kim Chulhoon.
The patent application number is WO2024KR18544 20241121. The patent publication number is WO2026100804 (A1). International Patent Classificati..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Weifang East Steel Pipe Co Ltd has sought patent for Precise Conveying and Feeding Device for Multiple Steel Pipes. This invention was developed by Shang Weidong, Cong Yuezeng, Yu Zhisong, Zhang Liang, Zhang Xiaolu, Yang Zhiqiang, Gao Jian, Zhang Dongguang, Sun Jianyu and Nie Yongquan.
The patent applicatio..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Henan Dadanjiang Tech Co Ltd has submitted a patent application for Automatic Pipe Arranging Device. This invention was developed by Wei Hongyan, Yao Sicong, Zhou Hongshan, Huang Guofeng, Quan Jun, Hou Hao and Wen Xia.
The patent application number is CN202511389991 20250926. The patent publication number i..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Yueguiyuan Bay Area Guangzhou Planning and Design Co Ltd and Guangdong Urban & Rural Planning And Design Institute Tech Group Co Ltd patent application for Logistics Transportation System for Top Space in Pipe Gallery. Li Yanpeng, Luo Fei, Bao Junyue, Ch..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Essel Packaging Guangzhou Ltd has submitted a patent application for Printing Sheet with 3D Expansion Effect, Preparation Method of Printing Sheet and Packaging Hose. This invention was developed by Liu Jie and Ling Yuantu.
The patent application number is CN202511535321 20251027. The patent publication num..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Nantong Chenji Steel Pipe Co Ltd has filed a patent application for Efficient Cutting and Accurate Positioning Device for Pipe Machining. This invention was developed by Wu Jingtao.
The patent application number is CN202511649562 20251112. The patent publication number is CN121374748 (A). International Pate..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Suzhou Lingyu Plastic Pipe Tech Co Ltd has sought patent for Fixed-length Cutting and Conveying Device for CPVC Solid-wall Guide Pipe. This invention was developed by Ji Jianrong, Ding Jianfang, Ji Zhenni, Cheng Siyi, Li Ya, Sang Lingling and Zhou Mingzhen.
The patent application number is CN202511479435 20..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released The Fifth Eng Co Ltd Of CCCC Construction Group and China Communications Construction Group patent application for Air Conditioner Copper Pipe Welding Equipment for Building Refrigerating System of Idc (internet Data Center) Server Room. This invention w..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Qingdao Shangyu Environment Tech Co Ltd patent application for Welded Steel Pipe Welding Rib Removing Equipment and Removing Method. Xu Zhaowei, Xu Chongbin and Xu Chongchao developed the invention.
The patent application number is CN202511754282 2025..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Hangzhou Linan Sanchi Electrical Appliance Co Ltd has sought patent for Automatic Sleeving Equipment for Cable Pipe Sleeves. This invention was developed by Zhang Haixia, Lou Yun, Sheng Yaqi and Xu Shunli.
The patent application number is CN202511597799 20251104. The patent publication number is CN121374111..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received China Nuclear Tianjin Machine Co Ltd patent application for Feeding and Press-fitting Device of Special-shaped Pipe Fitting Welding Automatic Production Line. Wang Yu, Yu Jinbo, Li Feng, Ma Zhanyu, Liu Yazhen, Jia Xiuyun, Li Bo, Wang Baoping, Zhu Yabin, ..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Guizhou Zhisheng Xinhe Tech Co Ltd patent application for Modularized Forming Method of High-strength Steel Water Drawing Pipe for Fire Extinguishing Aircraft. This invention was developed by Wu Zhongyi, Liu Jizhong and Zeng Lei.
The patent applicatio..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Chongqing Jodear Power Equipment Co Ltd has submitted a patent application for Laser Cutting Equipment for Steel Structure Pipe Production and Machining. Jin Zhijian, Zhang Mingyang and Qin Fei developed the invention.
The patent application number is CN202511671644 20251114. The patent publication number i..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Shandong Liwei Laser Tech Co Ltd has filed a patent application for Laser Pipe Cutting Machine with Auxiliary Supporting and Discharging Device. This invention was developed by Li Bing.
The patent application number is CN202511546545 20251028. The patent publication number is CN121373814 (A). International ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Jiangsu Linghan Intelligent Laser Tech Co Ltd has sought patent for Laser Pipe Cutting Machine with Progressive Pipe Drawing Mechanism. This invention was developed by Yang Xudong and Motomi.
The patent application number is CN202511259293 20250904. The patent publication number is CN121373808 (A). Internat..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Tianjin Youfa Dezhong Steel Pipe Co Ltd has filed a patent application for Large-diameter Welded Pipe High-frequency Extrusion Device Based on Reverse Arc Roller. This invention was developed by Shen Yongdong, Ding Xiuchen, Yu Shubao, Liu Bin, Gao Hongquan, Chen Tianjin, Du Zhifan, Chen Yanchun, Zhang Junkui, ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Shaanxi Qinhan Metal Co Ltd patent application for Production Equipment and Process of Capillary Aluminum Alloy Pipe. The invention was developed by Tang Xue.
The patent application number is CN202410945229 20240715. The patent publication number is ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Sichuan Tuolitai Industrial Equipment Mfg Co Ltd has filed a patent application for Low-temperature Carburizing Pipe Joint Machining Device and Method. This invention was developed by Zhang Xin and Zhou Peng.
The patent application number is CN202511679676 20251117. The patent publication number is CN121372..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Shanghai Daquan New Material Tech Co Ltd has sought patent for Glass Fiber Hose for Air Pressure Overturning Steam Curing Method and Preparation Method of Glass Fiber Hose. This invention was developed by Yin Chengquan, Xu Jian and Yin Gongpan.
The patent application number is CN202511862293 20251211. The p..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Guangzhou Yuejian Sanhe Software Co Ltd and Goody Science & Tech Co Ltd patent application for Construction Method of Steel Wire Mesh Framework Composite Pipe Provided with Communication Chip and Composite Pipe. This invention was developed by Huang Jian..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Shaoyang Polytechnic has applied Chinese patent for Pipe Fitting Self-adaptive Positioning and Intelligent Cutting Method and System Based on Machine Vision. Li Huaye, He Chenxi, Xiang Hao, Li Wentao, Wang Yonghong, Long Feng, Ye Huifang, Chen Bing, Zhong Yang, Liu Mingmin and Xie Mengyuan developed it.
The..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Xuzhou Qianxin Machinery Tech Co Ltd has filed a patent application for Narrow Gap Welding Device for Pipe Fitting Welding. This invention was developed by Zhou Peng.
The patent application number is CN202511899905 20251216. The patent publication number is CN121374012 (A). International Patent Classificati..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Hebei Kaimalai Pipeline Co Ltd has applied Chinese patent for Straight Seam Steel Pipe Angle Fine Adjustment Mechanism and Girth Welding Auxiliary Device. Xiao Juan developed it.
The patent application number is CN202511813736 20251204. The patent publication number is CN121374009 (A). International Patent ..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Weifang East Steel Pipe Co Ltd has submitted a patent application for Steel Pipe Shaping and Butting Device. Cong Yuezeng, Du Guanghui, Ji Dongpeng, Yang Guoyin, Sun Congzheng, Wang Xing'an, Du Yongzhi, Sun Xiaoliang and Qi Yufeng developed the invention.
The patent application number is CN202511812458 2025..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published CCC Guangzhou Dredging and Tianjin Wodon Wear Resistant Mat Co Ltd patent application for Wear-resistant Pipe Groove Welding Equipment and Welding Method. The invention was developed by Li Qiang, Wei Xingjing, Zhao Youheng, Liu Bin, Zhang Jun and Liang ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Longjiang Jinhua Pipe Ind Co Ltd has sought patent for Steel Belt Welding Device in Production of Steel Belt Reinforced Spiral Corrugated Pipe. This invention was developed by Wang Chuanren, Zhao Shijia, Yang Yanli, Sun Hui, Ma Peizhu, Luo Xiulan and Wang Fenghua.
The patent application number is CN20251166..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Qidong Huisheng Offshore Equipment Co Ltd patent application for Argon Filling Protection Tool for Pipeline Welding. Cui Kai, Bai Yundong, Tian Zhongyang, Ma Jianjun, Liu Yisha and Yang Shuo developed the invention.
The patent application number is CN..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Wilhelm Suzhou Cladding Tech Co Ltd patent application for Surfacing Machining Equipment for Production of Bimetallic Corrosion-resistant Surfacing Composite Pipe. Zhang Jianhui developed the invention.
The patent application number is CN202511697232 ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Anhui Siputaike Intelligent Manufacturing Tech Co Ltd has filed a patent application for Device and Method for Automatically Detecting Appearance Defects of Welding Drying Pipe Based on CCD Vision. This invention was developed by Yuan Dongxin, Gao Chenhui, Guo Chao and Tong Yao.
The patent application numbe..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Sichuan Juyou Polymer Mat Co Ltd patent application for Automatic Equipment for Corrosion Prevention of Outer Wall of Steel-rubber Composite Pipe. Jiang Hao, Wu Keyu, He Zhengjiang, Nie Xiaoyu, Yin Wengang and Liao Bo developed the invention.
The pate..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Henan Gongjian Group Eng Construction Co Ltd has applied Chinese patent for Full-automatic Pipeline External Anti-corrosion Machine. Geng Baocai, Shi Shuli, Yang Junwei, Yang Kangying, Yuan Lei, Zhang Xinqiu and Liu Jing developed it.
The patent application number is CN202511959709 20251224. The patent publ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Shaanxi Odia Ind Co Ltd has filed a patent application for Automatic Spraying System for Anticorrosive Coating of Galvanized Pipe. This invention was developed by Zhang Leiyu and Zhang Shaohua.
The patent application number is CN202511874648 20251212. The patent publication number is CN121372753 (A). Intern..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- Polyflow LLC has submitted a patent application for a Flexible Pipe and a Method of Manufacturing a Flexible Pipe. Cureton Timothy and Shorter Jeffrey developed the invention.
The patent application number is WO2025US53749 20251103. The patent publication number is WO2026101826 (A1). International Patent Cla..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- Polyflow LLC has submitted a patent application for a Flexible Pipe and a Method of Manufacturing a Flexible Pipe. This invention was developed by Cureton Timothy, Yu Liang, Ryan Matthew and Barrientos Roberto.
The patent application number is WO2025US53741 20251103. The patent publication number is WO202610..
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