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Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has published Changsha Haitu Tech Co Ltd patent application for Urban Lifeline Pipeline Risk Identification Method Based on GIS. The invention was developed by Pang Zhen, Zeng Quancai, Peng Wenjuan, Huang Sibo, Li Jingyang, Wei Bo, Liao Xiaolong, Deng Jia, Chen Peng,..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has published Shanghai Jingyi Wanxi New Energy Tech Co Ltd patent application for Intelligent Production Scheduling Method for Copper Coil Pipe Coiling and Drawing Process. The invention was developed by Kong Yan, Wang Qiang, Li Qiang, Liu Shibei, Wang Daizong, Pu Yi..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Zhengzhou University and Yellow River Laboratory Henan have submitted a patent application for Method and System for Predicting Peak Shear Force of Rigid Pipeline Joint and Storage Medium. This invention was developed by Fang Hongyuan, Zhai Kejie and Chen Qiang.
The patent application number is CN2025114648..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Hangzhou Jialei Environmental Protection Tech Co Ltd has submitted a patent application for Impact-resistant Light MPP Corrugated Pipe and Preparation Method Thereof. This invention was developed by Wang Fenlan, Jiang Yeping and Chen Weimin.
The patent application number is CN202511771559 20251128. The pate..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Fujian Youyi Adhesive Tape Group has submitted a patent application for Self-optimization Method for Pressurization and Flow Stabilization of Sealing-tape Machine Pipeline. This invention was developed by Lin Kexing, Lin Kebo and Lin Kehua.
The patent application number is CN202511409563 20250929. The patent ..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Wuhan Daoxiaofei Technology has submitted a patent application for De-trapping Control Method and System for Pipeline Unmanned Aerial Vehicle After Air Crash. Chen Zhiyong, Joo Soonoh, Che Yi, Li Ze, Chen Tianlong and Cao Meng developed the invention.
The patent application number is CN202511480705 20251016. ..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has published National University of Defense Technology PLA patent application for Parallel Operation Pipeline Architecture and Pipeline Method Based on Storage and Calculation Fusion Structure. The invention was developed by Shen Li, Xie Donghuan, Zhang Dunbo, Gao Z..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Chongqing Jiaotong University has submitted a patent application for Safety State Evaluation Method and System for Comprehensive Pipe Gallery. This invention was developed by Sun Yonggan, Xiao Yong, Chen Le, Zhu Qi and Huang Yiping.
The patent application number is CN202511613713 20251106. The patent publicat..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Harbin Engineering University has submitted a patent application for Spraying Pipe Ablation Calculation Method and Device and Storage Medium. Liu Conglin, Sun Na, Chen Hong, Li Xianhui, Zhang Jianxin, Fang Xiaobo, Chen Jifan and Zhang Huijie developed the invention.
The patent application number is CN20251145..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Powerchina Huadong Engineering Corporation has sought patent for Design Method of Three-beam Steel Branch Pipe. This invention was developed by Li Gaohui, Zheng Chenyi, Chu Weijiang, Yao Minjie and Wang Songxiang.
The patent application number is CN202511585496 20251031. The patent publication number is CN121..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released Hebei University of Technology patent application for Method for Calculating Flexural Rigidity of Pipeline with Periodic Symmetric Section. This invention was developed by Ma Chicheng, Ao Rihan, Ye Nan, Li Xinye and Sang Jianbing.
The patent application..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Beijing Urban Construction Engineering Consultancy has filed a patent application for Intelligent Health Assessment Method and System for Underground Pipeline Structure. This invention was developed by Wang Sikai, Ma Haizhi, Liao Minhui, Gao Tao, Mei Zeyu, Qiu Tongxin, Li Fangning, Li Tiancai, Pang Wei, Li Yon..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has published Aiouti Shanghai Water Technology patent application for Pump and Pipe Network System High-fidelity Identification Method and System Based on Active Resistance Modulation. The invention was developed by Zuo Qiqiang and Dong Zhihao.
The patent applicatio..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Fuzhou University has sought patent for Response Surface Method-based Comprehensive Pipe Gallery Jet Fan Position and Angle Optimization Arrangement Method. This invention was developed by Liu Xi, Zeng Qichang and Lin Yuting.
The patent application number is CN202511491308 20251018. The patent publication num..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received Three Gorges Jinsha Jiangchuan Cloud Hydropower Development patent application for Pipe Network Defect Identification Optimization Method, System, Equipment and Medium. Peng Sen, Wang Bo and Wu Bin developed the invention.
The patent application number ..
Pipe
| Fri 22 May 2026
Munich, May 23 -- Geberit International has submitted a patent application for Deflecting Pipe Piece. Liechti Dario developed the invention.
The patent application number is EP20240739569 20240705. The patent publication number is EP4743634 (A1). International Patent Classification codes are E03C1/12, E03C1/122, E03D11/17, E03D..
Pipe
| Fri 22 May 2026
Munich, May 23 -- Geberit International has sought patent for Outlet Pipe Bend. This invention was developed by Mahler Alfred.
The patent application number is EP20240739568 20240705. The patent publication number is EP4743633 (A1). International Patent Classification codes are E03C1/12, E03C1/122, E03D11/17, E03D11/18 and F15D..
Pipe
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has received Geberit International patent application for Deflecting Pipe Piece. Liechti Dario developed the invention.
The patent application number is EP20240740131 20240705. The patent publication number is EP4743636 (A1). International Patent Classification codes are E03C1/12, E03C1/..
Pipe
| Fri 22 May 2026
Beijing, May 23 -- Chengdu Weeson Technology has submitted a patent application for Folding Pipe. This invention was developed by Yin Kexiang.
The patent application number is CN202511744609 20251125. The patent publication number is CN121395019 (A). International Patent Classification codes are H01S3/03 and H01S3/23.
An abst..
Pipe
| Fri 22 May 2026
Beijing, May 23 -- Wuhan Daoxiaofei Technology has sought patent for Drainage Pipeline Topological Relation Identification Method, System, Equipment and Medium. This invention was developed by Che Yi, Zhang Yulin, Joo Soonoh, Luo Chao, Xiang Weimin, Guan Chengbin, Wu Cheng and Liu Liang.
The patent application number is CN20251..
Pipe
| Fri 22 May 2026
Beijing, May 23 -- Huadian Lanke Technology has submitted a patent application for Power Generation Device Based on Heat Supply Network Pipeline and Construction Method. Chang Jianhua, Qiu Zhaoguo, Zhao Yingjiu, Tian Dafei, Xu Guipeng, He Shuaiqi and Yin Xueqin developed the invention.
The patent application number is CN2025115..
Pipe
| Sat 23 May 2026
Beijing, May 23 -- Zhuhai Institute Inspection Guangdong Institute Special Equipment Inspection has sought patent for Method for Evaluating Service Life of Buried PE Pipe with Defects Under Comprehensive Action of Traffic Load and Soil Pressure. This invention was developed by Li Mingyang, Chen Yinghong, Wen Jiawei, Cai Qin, Kon..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Nanjing Institute of Technology and Yixing Tande Tech Co Ltd have applied Chinese patent for Pitot Tube Testing Device for Primary Air Pipeline of Coal-fired Boiler. Qiu Qili, Wu Gongde, Zhang Changfei, Pan Xiaojun and Li Qianjun developed it.
The patent application number is CN202511539765 20251027. The pa..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity have submitted a patent application for Dioxygen Carburization Pipeline Leakage Detection Device and Detection Method. This invention was developed by Zhao Wentao, Zhu Yalong, Zhou Juan, Xia Yuxiao, Zhao Jingchao, Zou Qinghai, Jing Ti..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Shanghai Baoye Metallurgical Eng Co Ltd and Shanghai Baoye Group Corporation have filed a patent application for Online Repair Construction Method for Hot Blast Branch Pipe of Hot Blast Stove. This invention was developed by Tang Jian, Fan Wenli, Tang Wanyuan and Liu Zhaoqing.
The patent application number ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- CCCC TDC Southern Communications Constr Co Ltd and CCCC Tianjin Dredging have submitted a patent application for Socket Pipeline Connection Device. This invention was developed by Song Guangying, Guo Mingliang, Liu Xiang, Wu Xubin, Mao Liang, Zhang Wensheng, Wang Jinchang, Zeng Bowu, Chen Gaoyang, Wang Zhiyue,..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Yancheng Gas Career Dev Center and Yancheng Enn Energy Dev Co Ltd have submitted a patent application for Urban Gas Buried Pipeline Protection Device. Li Ping and Yan Jinqiu developed the invention.
The patent application number is CN202511664932 20251113. The patent publication number is CN121382990 (A). I..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- Seoul National University R&DB Foundation and Center For Advanced Meta Mat have received a patent for Apparatus for Measuring Height of Foreign Substance in Pipe. This invention was developed by Piao Chunguang, Lee Jeseung, Kim Sung Hyun and Kim Yoonyoung.
The patent application number is US202218274701 ..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Xiamen Special Equipment Inspection Institute and Xiamen China Resources Gas Co Ltd have submitted a patent application for Emergency Treatment Device for Strait Crossing Directly-buried Gas Pipeline and Use Method of Emergency Treatment Device. This invention was developed by Fu Xibin, Tang Binkun, Zou Zhijia..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- State Farm Mutual Automobile Insurance Co and State Farm Mutual Automobile Insurance have received a patent for Systems and Methods for Detecting and Preventing Damage to Pipes. This invention was developed by Harvey Brian N and King Vicki.
The patent application number is US202318095675 20230111. The pa..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Xinjiang Dunhua Green Carbon Technology and Xinjiang New Energy Research Institute have submitted a patent application for Inhibitor Containing Sodium Propionate Hydrate for Guaranteeing Flow of Carbon Dioxide Conveying Pipeline. This invention was developed by Xu Yubing, Han Hongxia, Lin Min and Xiu Qiang.
..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- China Nat Offshore Oil Corp and CNOOC Energy Technology & Services have sought patent for Cable-embedded Continuous Pipe Intelligent Injection-production Process Pipe Column and Using Method Thereof. This invention was developed by Wang Hong, Zhan Min, Shen Qiong, Zhang Chengfu, Zheng Chunfeng, Xiao Zuyin, Wan..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Zhejiang King; Zhejiang King Control Tech Co Ltd has submitted a patent application for Four-pipe Air Source Heat Pump System with Natural Cooling Function and Control Method of Four-pipe Air Source Heat Pump System. This invention was developed by Zhang Libiao, Liang Shucheng, Jing Wuhui, Xu Qian, Zhang Mengk..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Piping Plug, and Tank Valve Device Including Same has been issued to Kawasaki Jukogyo K K. This invention was developed by Harada Masashi, Ninomiya Makoto, Okamoto Masayoshi and Hayase Tomoya.
The patent application number is US202218726781 20221018. The patent publication number..
Pipe
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Romac Ind Inc for Pipe Fitting with Draw Mechanism. Boone Caitlin Marie and Albin David Richard developed the invention.
The patent application number is US202118690677 20210917. The patent publication number is US12631273 (B2). International Paten..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Xi'an Aerospace Propulsion Testing Technique Institute has submitted a patent application for Automatic Vacuum-pumping System and Method for Pipeline in Front of Test Bed Pump. This invention was developed by Zhang Lulu, Zhang Hongchun, Liang Yankun, Hou Ji, Yang Jiechi, Huang Tingsen, Feng Xinding, Tan Zhuoqi..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Pan Wei has submitted a patent application for Water Pipe Drag Reducer and Preparation Method Thereof.
The patent application number is CN202511758017 20251127. The patent publication number is CN121379174 (A). International Patent Classification codes are C08K5/19, C08L83/12 and F17D1/17.
An abstract ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Foshan Damo Prec Manufacturing Co Ltd has submitted a patent application for Antibacterial Polyethylene Composite Pipe and Preparation Process Thereof. This invention was developed by Zheng Wen, Chen Xiaofeng and Zheng Jinhuan.
The patent application number is CN202511579236 20251031. The patent publication..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Guangdong Gaoergao Plastic Tech Co Ltd has filed a patent application for Internal Addition Type Antistatic Roll Core Pipe for Rolling Thin Film and Manufacturing Method of Internal Addition Type Antistatic Roll Core Pipe. This invention was developed by Chen Dafeng.
The patent application number is CN20251..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Guangdong Yingxingyuan Group Co Ltd patent application for Sewage Treatment Device for Municipal Pipe Network. This invention was developed by Liu Feihu, Chen Zhixiong, Zhu Jiubo, Dai Linjun, Ou Xinghua, He Zhenping, Liu Feifei, Liu Feiquan, Liu En and Y..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Jinan Lantushi Intelligent Tech Co Ltd has applied Chinese patent for Building Water Pipe Health Monitoring System Based on Real-time Data. Wang Luyao, Rao Qian, Zhu Zhongcheng, Shan Cangzhu, Wang Weibin, Wang Bin and Chang Lele developed it.
The patent application number is CN202511960911 20251224. The pat..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Zhejiang Qiai Tubing Ind Co Ltd has filed a patent application for Fuel Gas Pipeline Electric Leakage Alarm Device and Method Based on Chip Control. This invention was developed by Shi Gandang.
The patent application number is CN202511955255 20251223. The patent publication number is CN121383117 (A). Intern..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Mcc Wukan Engineering Technology Co Ltd patent application for Underground Comprehensive Pipeline Automatic Detection Robot. This invention was developed by Wu Qi, Chen Bin, Wei Yazhi and Yu Bo.
The patent application number is CN202511683963 20251117..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Wuhan Moming Tech Co Ltd has applied Chinese patent for Annular Laser Pipeline Detection Robot Based on Multiple Measurement Methods. Hu Zifei, Zhou Jianyu, Xu Xinjian, Li Jing, Jin Houlin, Mei Shuang and Wen Guojun developed it.
The patent application number is CN202511971773 20251225. The patent publicati..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Guangdong Xinda Surveying And Mapping Tech Co Ltd has submitted a patent application for Pipe Network Detection Robot. Liang Hailing, Lu Yanni, Hu Jiaxin and Xue Wenjie developed the invention.
The patent application number is CN202511902835 20251217. The patent publication number is CN121383022 (A). Intern..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Hangzhou Xinyu Liuchuang Intelligent Tech Co Ltd has submitted a patent application for Dual-power Pipeline Detection Robot. This invention was developed by Guan Boxing and Zhang Bingyuan.
The patent application number is CN202511860654 20251209. The patent publication number is CN121383021 (A). Internation..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Yueqing Diente Water Purification Tech Co Ltd has submitted a patent application for Quick Connecting Structural Member for Pipe Fittings of Water Purification Equipment. This invention was developed by Ye Binghao, Chen Dengman, Chen Longxiang and Xia Yanzi.
The patent application number is CN202511958346 2..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Zhou Hongyan has submitted a patent application for Concrete Composite Pipe and Processing Method Thereof. This invention was developed by Zhou Hongyan.
The patent application number is CN202511538613 20251027. The patent publication number is CN121383000 (A). International Patent Classification codes are B..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Guangzhou Nansha Dev Gas Co Ltd has submitted a patent application for Fuel Gas PE (poly Ethylene) Pipeline with Embedded Passive RFID (radio Frequency Identification Device). This invention was developed by Guan Guiming, Chen Ni, Yang Zuguang, Yao Wenwei and Hu Jiang.
The patent application number is CN202..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Sichuan Xinshengda Ind Co Ltd has filed a patent application for Fire-fighting Pipeline Water Distribution Valve. This invention was developed by Chen Hongjie, Cheng Ruiming and Jiang Jinchi.
The patent application number is CN202511931124 20251219. The patent publication number is CN121382978 (A). Internat..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Chengdu Jiuyuan Zhizao Prec Industry Co Ltd has submitted a patent application for Corrugated Pipe Compressor and Refrigeration Cycle System. This invention was developed by Ai Bin and Chen Feiyu.
The patent application number is CN202511769598 20251128. The patent publication number is CN121382597 (A). Int..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Yungaishan No. 1 Coal Mine Henan Yongjin Energy Co Ltd has submitted a patent application for Coal Mine Underground Gas Control Drill Hole Automatic Pipe Descending Device and Construction Method. Song Yaya, Miao Manwen, Li Xiaogang, Li Feilong, Dang Baichuan, Guo Yatao, Yu Jiwei, Xu Ming, Li Bo, Shen Yanan, W..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Zhongyou Yidu Wisdom Chengdu Tech Co Ltd has submitted a patent application for Protection Potential Determination Method and Device and Metal Pipeline Protection System. This invention was developed by Liu Pengfei, Xiao Peng, Wang Zhaofu, Wang Wenyao, Mao Xuheng, Zhong Daimin and Fang Hubin.
The patent app..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Jiangsu Toland Alloy Co Ltd has submitted a patent application for Stainless Steel Pipe as Well as Preparation Method and Application Thereof. This invention was developed by Chen Jun, Zhao Yuejian, Li Hao, Ding Benjun and Wang Jian.
The patent application number is CN202511591426 20251103. The patent publi..
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 -- Guangzhou Gas Group Co Ltd has applied Chinese patent for Repair Method for Repairing Gas Pipeline Wall Penetrating and Floor Slab Position Leakage Without Damaging Wall Body. Dai Chongyang, Li Yongquan, Zhang Zhenxiang, Guo Kezhen and Liang Weipeng developed it.
The patent application number is CN202511800..
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
| 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 -- Zhejiang Teying Cryogenic Liquefaction Equipment Co Ltd has applied Chinese patent for Novel Sealing Heat Preservation Pressing Plate Structure of Cold Insulation Box Outlet Pipe. Li Hongman, Li Yi and Qian Kejia developed it.
The patent application number is CN202511948581 20251223. The patent publication ..
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 -- State Intellectual Property Office of China has published CSSC Digital Information Technology and Jiangsu Jierui Information Tech Co Ltd patent application for Equipment and Method for Pasting Lining Piece in Deep Pipe Product Hole. The invention was developed by Jiang Yuyu, Zhang Rui, Xu Yemei, Xu Wei, Wang C..
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 -- State Intellectual Property Office of China has published Wuxi Lyuyuan Automobile Parts Co Ltd patent application for Self-locking Type Pipeline Clamp Structure. The invention was developed by Wang Chao and Hua Peimin.
The patent application number is CN202511782983 20251130. The patent publication number i..
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 -- Beijing Jingkai Chengfa Construction Group Co Ltd has applied Chinese patent for Connecting Device of S-shaped Jacking Pipe. Wu Zhiqiang, Liu Tianbin, Zhang Bohua, Sun Cheng and Yuan Fengfeng developed it.
The patent application number is CN202511950003 20251223. The patent publication number is CN121382992..
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 -- 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 -- State Intellectual Property Office of China has published Guangdong Construction Eng Group Holding Co Ltd and Guangdong Construction Engineering Group patent application for Recycled Block-aggregate Concrete Pipe Pile Column and Construction Process Thereof. The invention was developed by Xiao Jinshui, Tan Sha..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Changxing Kaituo Building Mat Co Ltd has sought patent for Embedded Part of Preformed Hole of Precast Concrete Inspection Well and Connecting Component of Embedded Part and Pipe Body. This invention was developed by Yao Jingjun and Deng Deyi.
The patent application number is CN202511485381 20251017. The pat..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Chongqing Survey Inst Co Ltd patent application for Foundation Underpinning Structure of Underground Power Pipe Gallery and Construction Method of Foundation Underpinning Structure. The invention was developed by Xian Li, Luo Rui, Zhou Chengtao, Yao Bo,..
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 -- Aoku Hydropower Branch Huaneng Xinjiang Energy Dev Co Ltd has sought patent for Intelligent Pipe Drawing Device for Concrete Grouting and Control Method. This invention was developed by Wei Yikun, Wang Shitao, Tan Qingjun, Zhang Linpeng and Wan Shulei.
The patent application number is CN202511256680 2025090..
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 -- 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 -- China Tunnel Construction Group Co Ltd Guangdong has applied Chinese patent for Pipe Piece Connecting Device and Connecting Method. Lai Weiwen, Chen Xuliang, Jiang Xuewen, Guo Zijie and Huang Xufeng developed it.
The patent application number is CN202511729155 20251124. The patent publication number is CN12..
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
| 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 published Shandong Chenglin Petroleum Engineering Tech Co Ltd patent application for Concentric Double-pipe Double-stage Sand Blocking Prevention Rod Type Jet Pump Deep Pumping Device and Using Method. The invention was developed by Chen Wei, Liu Chuanbo, Zhang J..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Southwest Petroleum University has submitted a patent application for Omnibearing Electric Downhole Pipe Wall Perforating Tool. This invention was developed by Hu Gang, Wang Xiaolong, Wen Zongyu, Wang Teng, Cheng Ling, Wang Guorong and Wang Xianzhi.
The patent application number is CN202411805978 20241210. ..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd has applied Chinese patent for Environment-friendly Drilling Machine Coring Pipe Joint. Zhu Rongjie, Feng Zhenlong and Gu Jiandai developed it.
The patent application number is CN202511823292 20251205. The patent publication number is CN12138..
Pipe
| Fri 22 May 2026
Beijing, May 22 -- Xian University of Architecture and Technology and Zhejiang University of Technology have sought patent for Reinforcing Device and Reinforcing Method for Tubular Joint of X-shaped Round Steel Pipe. This invention was developed by Fan Li, Zhao Bida and Yu Chongjie.
The patent application number is CN20251162..
Pipe
| Thu 21 May 2026
Beijing, May 22 -- Ccteg Clean Energy Co Ltd and CHN Energy Penglai Generation have submitted a patent application for Multi-layer Reflection Type High-temperature Pipeline Heat Preservation Structure Based on Heat Transfer Mechanism Partition Design. This invention was developed by Zeng Xin, Huo Da, Qu Dawei, Li Yuelin, Xu Xiju..
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
| Fri 22 May 2026
Beijing, May 22 -- China Energy Conservation Runda Yantai Environmental Prot Co Ltd has sought patent for Disc Drying Machine Central Pipe Drainage System. This invention was developed by Wang Jiancheng, Zhan Renquan, Wang Zhihang, Yu Kecheng, Dong Chaoxian and Li Xianzhan.
The patent application number is CN202511866145 2025..
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
| 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 -- 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 -- 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 -- 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..
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