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Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Kunshan Daopu Lubrication Tech Co Ltd has submitted a patent application for Pipe Drawing Agent and Film Forming Method Thereof. This invention was developed by Zong Mingdong.
The patent application number is CN202610140231 20260202. The patent publication number is CN121914590 (A). International Patent Cl..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Huaneng Lancang River Hydropower has filed a patent application for Oil Pipeline Plugging Material as Well as Preparation Method and Application Thereof. This invention was developed by Yang Rongcheng, Chen Zhi, Liu Chengfu, Wang Zhanping, Guan Fang, Yang Yongzhong, So Kazutaka, Guo Yaoxian, Chen Bihui, Luo J..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Shengli Oilfield Dongfang Pengda Non-Metallic Material Product has filed a patent application for Fireproof Flame-retardant Glass Fiber Reinforced Plastic Pipeline Material and Preparation Method Thereof. This invention was developed by Shao Guangguo, Liu Kaikai, Ji Xiaoxiao, Liu Lukang, Zhang Yulong and Shan..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Northwestern University and Sichuan Lineng Combustion Gas Eng Design Co Ltd patent application for Regulation and Control Method and Regulation and Control System for Secondary Flow in Gas-liquid Two-phase Flow Pipeline. This invention was developed by ..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Xinxing Ductile Iron Pipes patent application for Stress-corrosion-resistant High-strength Mine Anchor Rod Steel. Zhou Gaoqiang, Guo Sandi, Sun Laichuan, Li Zhenjie, Chang Yongchun, Wang Shichao and Wang Jieshuang developed the invention.
The patent ap..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Wuhu Xinxing Ductile Iron Pipes patent application for Medium-carbon High-chromium Steel Continuous Casting Round Tube Blank and Preparation Method Thereof. Chen Jiangtao, Gao Changyou, Lin Zuojin, Zhao Mantang, Yang Weiyong, Huang Yan and Chen Yue deve..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Changzhou Runlai Technology and Institute Of Metal Research Chinese Academy Of Sciences patent application for High-strength and High-corrosion-resistance Copper Alloy Pipe as Well as Preparation Method and Application Thereof. Chen Dayong, Jiang Liping..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Yangchun New Iron and Steel and Nanjing Zhongxin Information Technology patent application for Electromagnetic Preheating Equipment for Blast Furnace Pulverized Coal Pipeline. Liu Lingang, Fan Yaogui, Xiao Guocai, Woo Ho-nau and Zhang Mingxing developed..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Shenzhen Sinoaude Tech Co Ltd has submitted a patent application for Cantilever Type Plastic Strip Steel Pipe Jacking and Bundling Robot with Batten Adding Function. Lin Yang, Li Quanduo, Lyu Zhongguang, Liu Yulong and Liu Zhongyu developed the invention.
The patent application number is CN202610170386 202..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Southeast University patent application for Ablation-heat Pipe Composite Thermal Protection Device. Chen Yongping and Wu Suchen developed the invention.
The patent application number is CN202610289812 20260311. The patent publication number is CN121913..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Beijing Junfeng Tech Co Ltd has submitted a patent application for Device for Eliminating Headwind in Super High-speed Rail Pipeline. This invention was developed by Ruan Banjun.
The patent application number is CN202311539910 20231119. The patent publication number is CN121912997 (A). International Patent..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Anhui Guozhi Data Tech Co Ltd has filed a patent application for Comprehensive Pipe Gallery Inspection System Based on 5G. This invention was developed by Yang Xuejun.
The patent application number is CN202410207572 20240226. The patent publication number is CN121924151 (A). International Patent Classifica..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Nat Pipe Network Group North Pipeline Co Ltd and National Petroleum Pipeline Network Group patent application for Oil and Gas Pipeline Monitoring Data Processing Method, Equipment, Medium and Program Product. Li Zhonglin, Li Xudong, Xiang Wang, Feng Yon..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Guangzhou Power Supply Bureau of Guangdong Power Grid has applied Chinese patent for Cold Contraction Pipe Supporting Structure and Cold Contraction Pipe Protection Device. Zhang Xuebing, Wen Yuelin, Bi Weixiang, Deng Jian'an, Li Xuye, Chen Dehao and Zhang Yingxiao developed it.
The patent application number..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Embedway Tech Shanghai Corporation has applied Chinese patent for Loop Heat Pipe and Heat Dissipation Method of AI All-in-one Machine. Yu Jun developed it.
The patent application number is CN20261046255 20260114. The patent publication number is CN121918680 (A). International Patent Classification code is ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- China Constr 8th Engineering Division has submitted a patent application for Die for Reserving Holes in Rows of Vertical Pipes. This invention was developed by Yao Yong, Pan Yiheng, Zhang Bin, Liu Kelei and Huang Guanhao.
The patent application number is CN202610271512 20260306. The patent publication number..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Hunan Xiangcheng Construction Group Co Ltd has submitted a patent application for Pipeline Integrated Reserved Pre-embedded Wall Structure for Fabricated Residence and Construction Method of Pipeline Integrated Reserved Pre-embedded Wall Structure. This invention was developed by Tan Dan, Yang Yihan, Xia Yang..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Suzhou University of Science and Technology has filed a patent application for Solder-free Ribbed Aluminum Alloy Pipe Concrete Combination Column Structure. This invention was developed by Sun Guohua, Yao Gangfeng, Li Ming, Zhu Yong and Cai Xinjiang.
The patent application number is CN202610197874 20260211. ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Beijing Urban Construction Group has submitted a patent application for Closed-section Sliding Pipe Splicing Joint for Large-span Steel Structure Modular Construction. This invention was developed by Chen Limin, Wu Binglong, Yang Xu, Wei Xiaoni, Li Jiulin and Liu Tingyong.
The patent application number is CN..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Shandong Luqiao Group has submitted a patent application for Self-compacting Solidified Soil for Pipeline Backfilling and Preparation Method of Self-compacting Solidified Soil. This invention was developed by Tan Donghao, Zhao Lei, Xu Yidong, Shang Haoyu and Dou Yanan.
The patent application number is CN2026..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- CRRC Qingdao Sifang has filed a patent application for Manual Slow Pull Rope Spiral Pipe Winding Device of Remote Relieving Device. This invention was developed by Zhong Xiaowen, Sheng Ruichang, Lyu Guoyan, Yao Kai, Liu Ziming, Chen Beiping, Chen Yifang, Huang Changsheng, Xu Feng and Yu Lianqi.
The patent ap..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received CCCC First Harbor Engineering Co Ltd and No. 4 Engineering Co Ltd Of CCCC First Harbor Engineering Co Ltd patent application for Lifting Type Indoor Electric Wire Efficient Pipe Penetrating Pay-off Device and Using Method. Li Mingming, Luo Bin, Qiao Xia..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Jiangsu College Safety Technology patent application for Quadrilateral Synchronous Centering Compression Roller Mechanism for Pipe Feeding. The invention was developed by Zhao Haibin.
The patent application number is CN202610310836 20260313. The paten..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Zeron Nanjing Automatic System Co Ltd patent application for Vibrating Disc Feeder for Copper Pipe Feeding. The invention was developed by Zhang Mingxing.
The patent application number is CN202610319883 20260317. The patent publication number is CN1..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Hangzhou Xinjiang Ind Pump Co Ltd patent application for Plastic Lining Layer Removing Device for Steel Lining Polytetrafluoroethylene Pipe. Zhang Jing developed the invention.
The patent application number is CN202610351155 20260321. The patent publ..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Shandong Liansu Tech Industrial Co Ltd patent application for PPR Pipe as Well as Preparation Method and Application Thereof. This invention was developed by Wang Shuai, Feng Yuerui, Zheng Xianwei, Li Weiheng, Kang Huiying, Zhang Guohua and Li Yanfang.
..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Tangshan Gaopin Wheel Rim Co Ltd patent application for Laser Pipe Cutting Machine for Handlebar Production. Yan Ziqing, Yan Jingming, Cao Ronghua and Li Gai developed the invention.
The patent application number is CN202610318474 20260316. The paten..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Guangdong Zhida Prec Tube Manufacture Co Ltd has filed a patent application for High-frequency Straight Seam Steel Pipe Welding Machining Method and System. This invention was developed by Jian Zhihao, Cai Yue and Huang Jian.
The patent application number is CN202610103874 20260126. The patent publication ..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Sichuan Honghua Industry has submitted a patent application for Welding and Positioning Tool for U-shaped Lifting Lug of Process Pipeline and Using Method of Welding and Positioning Tool. Qu Dan, Yuan Jian, Gao Zhaojun, Zhang Chunhong, Liu Jianchuan, Zhang Jianhua, Zhang Wenwei, Zhao Tong, Luo Hongbin, Dai Mi..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published China 19th Metallurgical Corporation patent application for Pipeline Support and Supporting Method for Machining External Threads of Pipeline. The invention was developed by Cao Yufeng.
The patent application number is CN202610167489 20260205. The pat..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Jiangsu Baodi Pipe Ind Co Ltd has submitted a patent application for Pipe Groove Machining Device and Machining Process Thereof. This invention was developed by Lu Yan, Zhang Hongshuai and Ren Liuwan.
The patent application number is CN202610332896 20260318. The patent publication number is CN121911962 (A)..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Suzhou Zhongzhifu Security and Protection Technology has submitted a patent application for Aluminum Pipe Cutting and Washing Integrated Device. This invention was developed by Peng Caoping, Wang Yan, Huang Liming and Pan Lili.
The patent application number is CN20251245060 20251231. The patent publication n..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Zhengzhou Lida Electric Power Tech Co Ltd has applied Chinese patent for Magnetic Drill Tool Mold for Repairing and Transforming Boiler Header Connecting Pipe. Kang Guoping, Wang Zeqiang, Xing Weidong, Zhao Qianpeng, Wang Baoqiang, Zhao Zhijun, Zhang Yanbin, Guo Dongdong and Gao Shuai developed it.
The pat..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Zhuji Hale Prec Machinery Co Ltd patent application for Pipe Fitting Turning Equipment. Yan Yingying and Yuan Xingcun developed the invention.
The patent application number is CN202610280336 20260309. The patent publication number is CN121911917 (A)...
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hebei Qinghe Pipe Fittings Mfg Co Ltd has submitted a patent application for Forming Equipment for Pressing Reducing Pipe by Using Steel Plate. This invention was developed by Jiang Chao, Liu Cheng and Dai Fengmin.
The patent application number is CN202610320779 20260317. The patent publication number is C..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Suzhou Hangyu Plastic Cement Trade Co Ltd has submitted a patent application for Metal Multi-way Pipe Fitting Forming Device for Pesticide Spraying Machine. Dong Gang, Dong Shuo and Mo Fengjie developed the invention.
The patent application number is CN20251209179 20251229. The patent publication number is..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hubei Energy Group Jiangling Power Generation Co Ltd has submitted a patent application for Method and System for Controlling Hot Pushing Forming Defects of P92 Pipe Fitting. Li Yue, Wang Rui, Xiao Yao, Li Xingxing and Zhou Yuhang developed the invention.
The patent application number is CN202610162177 202..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Huazhong University of Science and Technology has submitted a patent application for Metal Pipe Fitting Shape Correcting Device and Shape Correcting Method Thereof. Xu Kaihang, Gong Mengyuan, Lai Zhipeng, Li Liang, Jiang Zhigao, Jiang Yuze, Li Changxing, Han Xiaotao and Cao Quanliang developed the invention.
..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Shijiazhuang Huadian Heat Supply Group Co Ltd has filed a patent application for Unmanned Inspection Multi-mode AI Identification and Alarm Linkage Monitoring System for Heat Supply Pipe Network. This invention was developed by Huang Yongkang, Shi Kefei, Li Yanping and Liang Chao.
The patent application nu..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Jianyuan Future City Invest Development Co Ltd has submitted a patent application for Multi-modal Large Model-based Autonomous Generation and Scheduling Method and System for Pipe Gallery Inspection Machine-dog Cooperative Task. This invention was developed by Yang Yang, Yan Zhilin and Zhu Jing.
The patent..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Dahao Municipal Construction patent application for Cleaning Device and Cleaning Method for Urban Sewage Pipeline. The invention was developed by Fang Chi, Chen Gengsheng, Huang Tengda, Zhang Shuhai, Liu Xiaolong and Yang Weihao.
The patent applicatio..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Harbin University has filed a patent application for Computer Heat Dissipation Metal Pipe Machining Device. This invention was developed by Wang Kechao and Liu Zhenjie.
The patent application number is CN202410404806 20240407. The patent publication number is CN121931511 (A). International Patent Classificat..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Tianjin Youfa Pipeline Technology and Tianjin Youfa Steel Pipe Group Co Ltd patent application for Passivation Device for Plastic-lined Composite Steel Pipe. The invention was developed by Zhou Jun, Ding Hongbin, Su Jiuchuan, Li Bingwei, Ma Jian, Yuan ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Zhejiang Shirun Jianchuang Tech Development Co Ltd has filed a patent application for Cast-in-place Rectangular Multi-chamber Comprehensive Pipe Gallery and Construction Method. This invention was developed by Chen Yewen, Diao Hongguo, Wang Xinquan, Li Fanfan and Jiang Yiheng.
The patent application number..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Anhui Water Conservancy Technical College patent application for Anti-seepage Protection Structure of Underground Comprehensive Pipe Gallery. This invention was developed by Fan Zongyi, Hu Tengfei and Jiang Hong.
The patent application number is CN2026..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received CCCC First Highway Consultants and Zhongshan Traffic Project Construction Co Ltd patent application for Prestressed Pipe Pile Alignment Auxiliary Device, System and Method. Su Weiwei, Dong Chengshang, Wang Jiang, Su Peng, Yin Lihua, Liu Junyong, Zhang C..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Zhejiang Lufan Intelligent Equipment Tech Co Ltd patent application for Marine Pipe Pile Maintenance Robot. Lyu Binfeng, Jiang Hao, Xie Zhiqiang, Zhang Jie, Wei Rongrong, Ma Ruoyu, Huang Yuehong and Liu Kecheng developed the invention.
The patent app..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Jiangsu Shanxia Hydropower Engineering Tech Co Ltd has submitted a patent application for Large-span Suspended Turning Plate Type Ecological Dam Low-water-head Culvert Pipe Turbine Hydropower Station. This invention was developed by Gu Yunji and Gu Jianyi.
The patent application number is CN202610283976 20..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Guangxi Road & Bridge Engineering Group has filed a patent application for Round Pipe Culvert Prefabricated Pipe Joint Mounting and Fixing Method. This invention was developed by He Quanya, Qin Fasen, Xiong Jingting, Tan Liangchao, Tong Kai, Liao Chunren, Feng Haijun, Sun Weifen, Du Linpu, Liao Xing, Song Don..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Jianghan University has sought patent for Mechanical Transmission Boosting Ventilation Cooling System of Ventilation Pipe Roadbed and Construction Method. This invention was developed by Xu Xiangtian, Chen Zhi, Yang Sheng, Xiao Henglin, Wang Taiyao, Bi Jun, Wei Xiaoqing and Zheng Lifei.
The patent applicatio..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Hubei Energy Group Jiangling Power Generation Co Ltd patent application for Microstructure Control Device and System for P91 Welded Pipe. The invention was developed by Hu Shaobin, Wang Pingfeng, Liu Yan, Huang Rong and Zhang Shijie.
The patent appl..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Shandong Beilian Machinery Co Ltd patent application for Annealing Device for Stainless Steel Boring Pipe Machining. Yang Wentao and Cao Jianjun developed the invention.
The patent application number is CN202610173632 20260206. The patent publication..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Xinjiang Defeng Yisheng Petroleum Anticorrosion Engineering patent application for Manufacturing Method and Device of Anti-collapse Hbpe Pipe. The invention was developed by Niu Junjie, Ran Longhui, Wang Jianchun, Wang Lei and Xu Wenzhong.
The patent ..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hebei Jinshuo Pipe Ind Co Ltd has submitted a patent application for Plastic Waste Recycling and Injection Molding Device for Pe Pipe Machining. This invention was developed by Zheng Baoguo.
The patent application number is CN202610321196 20260317. The patent publication number is CN121912564 (A). Internat..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released No. 4 Eng Co Ltd Of CCCC Third Harbor Eng Co Ltd patent application for Post-tensioning Method Large Pipe Pile Pipe Joint Composite Forming Method. This invention was developed by Huang Yanhui, Wang Chaoyu, Pan Genqiang, Zhang Yinbing, Chen Zhiliang, Ga..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Yishui Hongsheng Geological Prospecting Equipment Co Ltd has applied Chinese patent for Inner Hole Accurate Grinding Device Used for Producing Anti-blocking Inner Pipe and Provided with Grinding Tool Capable of Being Replaced Automatically. Zhang Suohao developed it.
The patent application number is CN2026..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hefei Zhuochai Metal Mat Co Ltd has filed a patent application for Pipe Metal Material Derusting Machine. This invention was developed by Li Qin and Li Xuefeng.
The patent application number is CN202311292290 20231008. The patent publication number is CN121912294 (A). International Patent Classification co..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Jiangsu Herui Alloy Material Tech Co Ltd has submitted a patent application for Inner Ring Polishing Device for Non-magnetic Steel Pipe Production. This invention was developed by Mao Bingbing.
The patent application number is CN202610283019 20260310. The patent publication number is CN121912269 (A). Inter..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Beijing Gas Group has submitted a patent application for Pipeline Clamping Operation Device. Wang Jinfan, Wang Wei, Luo Yu, Wen Haili, Chen Jinjin, Xiong Xiaowan, Zhang Hongchen, Li Chijia, Jia Jinglu, Wu Bo, Qian Turong and Yang Zhenyun developed the invention.
The patent application number is CN202610293..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Guangdong Guangchuan Aluminum Tech Co Ltd has submitted a patent application for Aluminum Pipe Cutting Device. Liu Yunhui developed the invention.
The patent application number is CN202610358623 20260323. The patent publication number is CN121912219 (A). International Patent Classification codes are B23D45..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Jiangsu Yaguang Bellows Co Ltd patent application for Large-diameter Force Balance Corrugated Pipe Compensator Assembly Device and Manufacturing Method. This invention was developed by Shen Zuji and Zhang Yanxing.
The patent application number is CN2..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Wuxi Zhongan Precision Tech Co Ltd has filed a patent application for Assembly for Calibrating Coaxiality of Oil Outlet and Oil Pipe Joint of Hydraulic Oil Tank. This invention was developed by Zhang Zhihao, Qian Quan and Pan Ronghua.
The patent application number is CN202610294321 20260311. The patent pub..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- CNOOC Shenzhen Ocean Engineering Tech Services Co Ltd has sought patent for Screw Hole Dislocation Correcting Device for Underwater Pipe Clamp. This invention was developed by Xu Zhongxiang, Zhou Huilai, Wang Lengsi, Wang Xian, Chen Yong, Zhao Xiaodong, Xue Fang, Zhang Dawei, Li Qinwei and Wang Lei.
The pa..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Haojin Oubo Tech Co Ltd has sought patent for Semi-automatic Copper Pipe Inserting Device for Air Conditioner Fin Type Heat Exchanger. This invention was developed by Lyu Sihao, Zhang Linchun, Li Yousheng, Lyu Hongchao and Lyu Jinhan.
The patent application number is CN202411485201 20241023. The patent pub..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Cangzhou Spiral Steel Pipes Group patent application for Preparation Method of Spiral Steel Pipe. Zheng Yaxuan, Huang Lei, Wang Xin, Bi Jun and Li Yongchao developed the invention.
The patent application number is CN202610140327 20260202. The patent pu..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hebei Pengyi Pipeline Equipment Mfg Co Ltd has submitted a patent application for Welding Device for Spiral Pipe Machining. This invention was developed by Guo Zhizhou, Li Shenghai, Hao Jingxiang and Liu Haipeng.
The patent application number is CN202610349511 20260320. The patent publication number is CN1..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Zibo Zhike Electric Tech Co Ltd has applied Chinese patent for Welding Robot with Pipeline Aligning and Correcting Function. Xu Wei, Guo Yuansheng, Li Mingxian and Dong Yipeng developed it.
The patent application number is CN202610347009 20260320. The patent publication number is CN121912152 (A). Internati..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Heilongjiang Construction and Installation Group patent application for Auxiliary Structure for Pipeline Welding Based on Laser Detection. Chen Zilin, Li Guangyu, Liu Zhizhong, He Jinpeng, Mi Xiaofei, Ma Xinyu, Zhang Shurui, Yang Lin, Yu Jiawei and Zhan..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Binzhou Zhanhua Distr Jiecheng Waste Cleaning Co Ltd has submitted a patent application for Pressure Pipeline Spot Welding Assembly Device. This invention was developed by Wang Zeyi, Liu Jinzhong, Jiang Hui and Wang Hongxin.
The patent application number is CN202610136180 20260130. The patent publication n..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Shaanxi Yaoda Steel Structure Eng Co Ltd patent application for Automatic Centering Welding Control System for Steel Structure Pipe Fitting. Shi Jianping, Pan Rongyao and Wang Li developed the invention.
The patent application number is CN20261034582..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Fuzhou Yaoyu Tech Co Ltd has sought patent for Metal Pipeline Welding Device Facilitating Automatic Alignment. This invention was developed by Wu Qiuxia.
The patent application number is CN202310491315 20230505. The patent publication number is CN121912148 (A). International Patent Classification codes are..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- China Nat Chem Eng 3rd Constr has submitted a patent application for Device for Controlling Transverse Shrinkage of Pipeline Welding Seam and Welding Process Method. This invention was developed by Tao Yuan.
The patent application number is CN20261000856 20260104. The patent publication number is CN1219121..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Hebei Gaodi Pipeline Equipment Mfg Co Ltd has applied Chinese patent for Internal and External Welding Device for Steam Thermal Insulation Pipe. Xie Weiwei, Tan Lifu and Li Liansheng developed it.
The patent application number is CN202610380193 20260326. The patent publication number is CN121912092 (A). In..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published DMS Corp and China Coal Shaanxi Energy And Chemical Group Co Ltd patent application for Process Pipeline Welding Construction Management Method and System. The invention was developed by Zhang Jin, Gao Yunqiang, Wang Hongsong, Li Yansong, Si Zongkun, H..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Nantong Mengsilan Metal Products Co Ltd patent application for Steel Pipe Continuous Casting Equipment. This invention was developed by Zhang Bing and Liu Dekang.
The patent application number is CN202610114978 20260128. The patent publication number..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Inner Mongolia Baotou Steel Union Co Ltd has submitted a patent application for Online Controlled Cooling Process for Q345b Medium-thick-wall Seamless Steel Pipe. This invention was developed by He Jingchun, Wu Zhanfei, Mi Yongfeng and Yang Ran.
The patent application number is CN202610196544 20260211. The..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Anhui Guoye Pipeline Tech Co Ltd patent application for Steel Pipe Machining Transfer Device. Jeong Jong-jin developed the invention.
The patent application number is CN202311677861 20231208. The patent publication number is CN121911591 (A). Internat..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Zhejiang Kete Survey And Design Co Ltd has submitted a patent application for Endoscopic Detection Method and Robot for Water Supply Pipeline. Wang Panpan, Sun Liangchen, Han Xiangxiang, Guo Qian, Song Jiangbo, Dong Hongwang and Cai Kelong developed the invention.
The patent application number is CN2025117..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Haifang Shanghai Tech Co Ltd has submitted a patent application for Pipe Network Transient Multiphase Flow Simulation Method Based on Finite Volume. This invention was developed by Zhao Honggang and Wang Duo.
The patent application number is CN20261050437 20260115. The patent publication number is CN121920..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Wuxi Tenglong Plastics Technology has submitted a patent application for Adhesive for Corrosion Prevention of 3pp Pipeline. This invention was developed by Xue Jiawei.
The patent application number is CN20261039018 20260113. The patent publication number is CN121930745 (A). International Patent Classificatio..
Pipe
| Thu 23 Jul 2026
Seoul, July 23 -- Korean Intellectual Property Office has received Han Sang Hun patent application for Flange Welding Method of Copper Pipe Through Which Fluid Flows and the Jig Assembly and Exclusive Welding Torch Used at This Time.
The patent application number is KR20230085460 20230703. The patent publication number is KR2..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Yiwu Soton Daily Necessities Co Ltd has filed a patent application for High-temperature-resistant Crystallization Suction Pipe and Preparation Method Thereof. This invention was developed by Lou Zhongping, Li Erqiao and Li Tiansheng.
The patent application number is CN202610146848 20260202. The patent publ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Hubei Feige Technology has submitted a patent application for Polypropylene Corrugated Pipe Composite Material and Preparation Method of Composite Polypropylene Corrugated Pipe. Wang Fei developed the invention.
The patent application number is CN202610252362 20260303. The patent publication number is CN1219..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Anhui Sucheng Pipeline Tech Co Ltd has submitted a patent application for Production Process of High-toughness Pe Material for Steel Wire Mesh Framework Composite Pipe. Yang Ziyue and Zhang Yonghua developed the invention.
The patent application number is CN202610270485 20260306. The patent publication num..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Jiangsu Zhong Tong Pipe Industry patent application for Method for Improving Toughness of Trenchless Pipe. The invention was developed by Cheng Zhaoxia, Zhu Xiaocheng, Du Qing, Wu Dan and Sun Jinxing.
The patent application number is CN202610254064 20..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has published Henan Ruiqite New Mat Co Ltd patent application for Insect-bite-preventing Multifunctional Auxiliary Agent for Pe Pipe and Preparation Method of Insect-bite-preventing Multifunctional Auxiliary Agent. The invention was developed by Yang Shuangqi, Chen ..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Tianjin Hongda Weiye Science And Tech Co Ltd has submitted a patent application for Automatic Steel Pipe Pickling Manipulator and Pickling Equipment. This invention was developed by Li Guanghui and Wei Hongbo.
The patent application number is CN202610148632 20260203. The patent publication number is CN1219..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received Laboratory America Holdings patent application for Low-volume Liquid Distribution Pipe. Wilson Darius, Meyer Klaus, Cohen Scott and Priest Liam developed the invention.
The patent application number is CN20248061286 20240924. The patent publication num..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has released Changzhou Hualu Thermal Control Tech Co Ltd patent application for Loop Heat Pipe Heat Dissipation Device. This invention was developed by Yao Feng and Chen Dehong.
The patent application number is CN20261087689 20260122. The patent publication numbe..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- AECC Shenyang Engine Research Institute has filed a patent application for Method for Determining Thrust Coefficient of Double-duct Spray Pipe of Aero-engine. This invention was developed by Song Xingchao, Shi Lei, Li Dawei, Xie Yeping, Cui Jinhui, Yan Yujia, Li Ruijun and Zhou Yuzhao.
The patent applicati..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Hengyu Group Hydraulic Fluid Tech Hebei Co Ltd has submitted a patent application for Method for Predicting Residual Life of Rubber Hose. Li Da, Li Cuiping, Liu Zhikun, Ren Huiwei and Wu Dingding developed the invention.
The patent application number is CN20261045914 20260114. The patent publication number..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Intellectual Property Office of China has received State Grid Hebei Electric Power Supply Co Ltd and State Grid Hebei Electric Power Supply Co Ltd Hengshui Power Supply Branch; State Grid Corporation of China patent application for Silicon Carbide Power Module Thermal Management Method and System Based ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Hebei Shuoyu Tech Co Ltd and Shijiazhuang Thermal Power Branch Dongfang Green Energy Hebei Co Ltd have submitted a patent application for Communication Method for Monitoring Heat Supply Long-distance Pipe Network. This invention was developed by Cao Haidong, Xu Wenlong, Hao Lei, Yan Lichuan, Chen Zhichunyang,..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- State Grid Electric Power Engineering Research Institute Co Ltd and Research Institute Of Economics And Technology State Grid Shandong Electric Power Co have submitted a patent application for Pipe Diameter Extraction Method Based on Three-dimensional Prior and Electronic Equipment. This invention was develop..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Tianyuan Construction Group and Laobinglaobing Shandong Construction Group Co Ltd have sought patent for Underground Garage Comprehensive Pipeline Space Conflict Identification and Optimization Method Based on BIM Model. This invention was developed by Yang Liang, Gu Shoulong, Zhao Qixiang and Jing Jun.
Th..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Beihang University, Beijing Institute Of Surveying And Mapping and Beijing Zhicheng United Tech Development Co Ltd have filed a patent application for Electric Power Pipe Network Intervention Generation Method of Diffusion Model Based on Auto-reflection Learning. This invention was developed by Wang Zi'ang, L..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Tianjin Youfa Pipeline Technology nd Tianjin Youfa Steel Pipe Group Co Ltd have applied Chinese patent for Cooperative Control Method and System for Winding Angle and Linear Speed of Anti-corrosion Pipe. Zhou Jun, Xu Yinglin, Yuan Jinglong, Su Jiuchuan, Li Binggang, Chen Kezhen, Gao Zhiling, Lei Siming, Wang ..
Pipe
| Thu 23 Jul 2026
Beijing, July 23 -- Guoneng Shendong Coal Group and Shendong Coal Branch Of China Shenhua Energy Co Limited have submitted a patent application for Self-unblocking Type Grouting Pipe and Grouting Device. This invention was developed by Li Bin, He Weijie, Tian Zhicheng, Lyu Shuai, Lu Yingxing, Li Xuanliang and Zhang Yunfei.
Th..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Shandong Rongfeng Textile Co Ltd and Shandong Huimin Santai Textile Co Ltd have applied Chinese patent for Automatic Replacing and Supplementing Device for Roving Overhead Pipe. Liu Junxia, Liu Hongming and Sun Lixia developed it.
The patent application number is CN202610372776 20260325. The patent publica..
Pipe
| Wed 22 Jul 2026
Beijing, July 23 -- Yunnan Kunyue Construction Tech Co Ltd and Zhonglu Construction Yunnan Co Ltd have filed a patent application for Automatic Welding Production System and Preparation Method for Structural Pipe Core Material Plate. This invention was developed by Dong Ying, Zou Chao and Li Chunjiang.
The patent application ..
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