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Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Southwest Petroleum University has filed a patent application for Calculation Method for Time-varying Skin Coefficient During Gas Well Screen Pipe Completion. This invention was developed by Luo Le, Zhou Jinxin, Duan Yonggang, Zhang Yixin, Wei Mingqiang, Li Zhenglan and Zhao Lingbo.
The patent application..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has released Beijing Gas Group patent application for Pipeline Overturning Lining Repairing Operation Process Monitoring and Evaluating Method and Device and Medium. This invention was developed by Ma Ruili, Zhang Mingzuo, Li Yanshuang, Hou Jincheng, Weng Mengqi, Q..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has published Wuhan Institute of Technology patent application for Pipeline Pitting Corrosion Prediction Method, System, Equipment and Medium. The invention was developed by Zeng Li, Zhao Songsong, Liu Binyang, Chen Hanxin and Xu Jinping.
The patent application ..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Shanxi Guohua Energy Co Ltd has submitted a patent application for Natural Gas Long-distance Pipeline Unpowered Transportation Equipment and Tracking Method. This invention was developed by Liu Xiaonan, Pan Xin and Yao Ziyun.
The patent application number is CN202511372970 20250924. The patent publication..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has received Shandong Saifute Tech Detection Co Ltd patent application for Pressure Pipeline Defect Detection Method and System. Cui Peifeng, Shang Wenhui, Yang Chao, Yan Mimi, Guo Haijiang and Yan Junfeng developed the invention.
The patent application number i..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Beijing Distr Heating Group has applied Chinese patent for Pipe Network Operation Training System and Method Based on Mixed Reality. Luo Zheng, Zhang Zhigang, Lin Jianfeng, Hua Xiaodi, Guo Shujuan, Han Peng, Yang Xiaofeng, Zhang Kai, Geng Hao, Bai Xuesong, Chai Jianhai and Zhang Tong developed it.
The pat..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has released Wenzhou Univ Big Data and Information Technology Research Institute patent application for Drainage Pipe Defect Identification and Positioning Method and System Based on Class Activation Diagram. This invention was developed by Ge Yisu, Guo Jialuo, Che..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- U.S. Patent and Trademark Office has awarded a patent to Hydra Stop LLC for Insertion Valves and Methods of Installing Insertion Valves in Pressurized Pipes. Stolson Andrew J, Geppert Cullen J, Choi Ariel and Smrha Nathan developed the invention.
The patent application number is US202318484115 20231010..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- Salamander IP Holdings LLC has been granted a patent for Subsea Pipeline Remediation Heating. This invention was developed by Rainey Robert Michael.
The patent application number is US202318124020 20230321. The patent publication number is US12578049 (B2). International Patent Classification codes are ..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- U.S. Patent and Trademark Office has awarded a patent to Naber Holding GmbH & Co for Pipe Connector and an Assembly of a Pipe Connector with at Least Two Pipes. Naber Hans-joachim developed the invention.
The patent application number is US202217749438 20220520. The patent publication number is US12578..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- Premiere Inc has been awarded a patent for High Performance Shoulder Ring for Pipe and Other Tubular Goods in the Oil and Gas Industry. This invention was developed by Subramanian Jayaram, Ramos Sidney C, Teodoriu Catalin, Matherne Barry J, Matherne Lee J and Mowbray Kyle.
The patent application number..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- Government Of The United States As Represented By The Secretary Of The Air Force [us]; Us Secretary Of The Air Force has been granted a patent for Coordinated Flow Pipe Elbow. This invention was developed by Allison Jonathan.
The patent application number is US202418597363 20240306. The patent publicat..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Shaanxi Pubai Mine Equipment Co Ltd has applied Chinese patent for Method for Detecting Welding Quality of Welding End of Grouting Anchor Pipe. Zhang Liqiang, Zhang Bo, Zhang Zhanhua, Zhang Kang and Feng Zihan developed it.
The patent application number is CN202511365866 20250924. The patent publication n..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Shaanxi Juneng Plastics Co Ltd has sought patent for Pipe Master Batch Production Quality Data Management System. This invention was developed by Wen Peng, Yang Jintao, Zhang Haozhong, Liu Jian and Liu Jiayi.
The patent application number is CN202511300221 20250912. The patent publication number is CN1208..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Jinan Chongdao Intelligent Tech Co Ltd has submitted a patent application for Comprehensive Pipe Gallery Water Level Monitoring Processing Method and System. This invention was developed by Sun Guorui, Shi Mei and Shao Kai.
The patent application number is CN202511376688 20250925. The patent publication n..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has published Wuxi Yunsong Information Tech Co Ltd patent application for Pipe Network Leakage Risk Assessment Method and System Based on Hydraulic Model. The invention was developed by Wu Xiaosong, Xia En and Feng Qiuping.
The patent application number is CN202..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has published Guangzhou Longxue Pipe Ind Co Ltd patent application for Cutting Machining Method Based on Visual Identification of Pipe Features. The invention was developed by Li Wenyan, Zhang Jianwen, Su Ting and Li Yonghua.
The patent application number is CN2..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Suzhou Ruizhaofeng Automation Control Co Ltd has filed a patent application for Automatic Counting Method and Device for Metal Pipe Conveying Line. This invention was developed by Fang Shucheng.
The patent application number is CN202510836449 20250621. The patent publication number is CN120874884 (A). Int..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has released CCCC Third Harbour Engineering and Zhejiang Haigang Engineering Man Co Ltd patent application for Steel Pipe Pile End Resistance Calculation Method and System and Storage Medium. This invention was developed by Yang Ping, Li Qiang, Feng Wenming, Chen Y..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Yantai Engineering Univ Research Institute has submitted a patent application for Fatigue Identification and Life Prediction Method for Oil Pipe Hanger of Christmas Tree. Wang Xiangyu, Wang Yupeng, Zhong Yuan, Jia Peng, Wang Liquan, Yu Xiaotao and Sui Zhongfei developed the invention.
The patent applicati..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Nantong Tengyi Precision Tech Co Ltd has submitted a patent application for Method for Deducing Hydrostatic Test Control Indexes of Lengthened Test Section of Semiconductor Cleaning Water Pipeline. This invention was developed by Miao Zhigao and Cheng Xiao.
The patent application number is CN202511403518 ..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Tianjin Jinneng Binhai Thermal Power Co Ltd has submitted a patent application for Unmanned Aerial Vehicle Inspection Control System and Method for Heat Supply Buried Pipeline. This invention was developed by Sun Jiali, Yang Huaibin, Li Jingxu, Li Jianian and Zhu Lixuan.
The patent application number is C..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Xian Zhongchuang Yuntu Tech Co Ltd has submitted a patent application for Frequency Domain Ground Penetrating Radar Pipe Leakage Detection Method and System. This invention was developed by Wang Yuan, Yang Xi and Hui Jiaojuan.
The patent application number is CN202511393523 20250928. The patent publicatio..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Sichuan Shengze Petroleum Engineering Tech Co Ltd has filed a patent application for Method for Detecting Pipeline Anti-corrosion Layer in Water Body by Adopting Potential Gradient Method. This invention was developed by Zhou Xiaobin.
The patent application number is CN20251173537 20250801. The patent pub..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has received Maanshan Ma Steel Huayang Equipment Diagnostics Eng Co Ltd patent application for Nondestructive Testing Device for Pipes. Qiu Peng, Qin Yuwen, Liu Shengjie and Zhu Zhipeng developed the invention.
The patent application number is CN202511113268 202..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Anhui Hongyuan Machinery Mfg Co Ltd has submitted a patent application for Device for Automatically Detecting Paint Spraying Defects of Steel Pipe. This invention was developed by Xu Dongsheng, Xu Lei, Wei Xiaolong and Wei Koujie.
The patent application number is CN20251120115 20250723. The patent publica..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- CCCC Second Harbour Engineering and Zhejiang Electric Power Construction Co Ltd have applied Chinese patent for Construction Method Suitable for Lock Catch Steel Pipe Pile Cofferdam in High-strength Bare Rock Deepwater Sea Area. Liao Zhenggen, Zang Chuanlong, Cui Jinbo, Wu Weiwei, Rai Shun, Bai Xianbin, Zhan..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- Shandong Huida New Building Mat Co Ltd and Jinan Urban Construction Group have sought patent for Synchronous Construction Method and Structure for Cross-road Pipeline of Cement-stabilized Base. This invention was developed by Xu Geng, An Hua, Zhu Chuanyong, Wang Mingshuai, Zhu Shengyong, Dang Chengcai, Feng ..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- Tianjin Youfa Pipeline Technology and Tianjin Youfa Steel Pipe Group Co Ltd have submitted a patent application for Automatic Bonding Device for Production of Large-diameter Plastic-lined Pipe. This invention was developed by Su Jiuchuan, Gao Zhiling, Wang Yungang, Li Binggang, Ding Hongbin, Zhang Xiulong, W..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- Huaneng Tianjin Coal Gasification Power Generation and Xi'an Thermal Power Research Institute have filed a patent application for On-site Automatic Pretreatment System Before Spraying Protection of Boiler Pipe. This invention was developed by Wang Chao, Li Wei, Xu Dongliang, Lou Zhengji, Ai Yuntao, Li Jutao,..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Luoyang Jinggui Machinery Tech Co Ltd and Zhengzhou Lvdu Valve Co Ltd have submitted a patent application for Perforating Device for Pipe Force Valve Machining. This invention was developed by Wang Shuai, Wang Fujun, Wu Yuanhao, Yang Minghua, Wu Jiantao and Lou Haoshuang.
The patent application number is ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Hangzhou Construction Eng Quality Safety Supervisor Station and Zhejiang Jieli Construction Group Ltd Company have applied Chinese patent for Pipe Bending Equipment for Floor Heating Pipe Installation. Chen Qizhe, Xu Lifeng and Ni Yongjun developed it.
The patent application number is CN202511154474 20250..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- CSCEC Xinjiang Construction & Engineering Group and Sichuan Xiling Yixuan Construction Co Ltd have sought patent for Protective Sleeve Support for Electromechanical Pipeline Based on BIM (building Information Modeling) Technology. This invention was developed by Tang Tai, Yu Ting, Li Changbo, Shi Jianning, M..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- PowerChina Chengdu Engineering and Chongqing University have applied Chinese patent for Impermeable Wall Joint Pipe Drawing Monitoring Device Based on Frictional Resistance Monitoring and Use Method. Jin Wei, Wang Gang and Xie Rongtao developed it.
The patent application number is CN20251126960 20250724. ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Henan Hongbai Valve Tech Co Ltd and Henan Yihe Valve Co Ltd have sought patent for Anti-falling Gate Valve for Gas Pipeline. This invention was developed by Zhang Xiaojie, Shang Chongfei and Ma Guangchao.
The patent application number is CN202511377510 20250925. The patent publication number is CN12086822..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- Wuhan Yiye Constr Eng Co Ltd and China First Metallurgical Group have applied Chinese patent for Equal-ratio Different-speed Rotary Sliding Construction Method and Device for Space Pipe Truss. Lu Bo, Li Xinge, Liao Hongyu, Yang Jie, Zheng Yangqi, Dong Nan, Liu Xiwang, Xu Ling and He Yonghua developed it.
..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Zhejiang University has applied Chinese patent for Drainage Pipe Network Overflow Prediction Method Based on Phy-STNN Model. Ma Yiyi, Li Honglin, Zhang Tuqiao, Guo Tianyu and Xiao Yuanhao developed it.
The patent application number is CN202510743137 20250605. The patent publication number is CN120873424 (..
Pipe
| Fri 20 Mar 2026
Alexandria, March 21 -- Seoul National University R&DB Foundation has been awarded a patent for Micro Nuclear Reactor Having a Heat Pipe Extending into a Core Comprising Fuel Particles Mixed with Moderator Particles, Where the Particles Can be Gravity Discharged from the Core Through a Bottom Outlet. This invention was developed..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has published China University of Mining and Technology, Beijing patent application for Cable Fire Identification and Fire Point Tracing Method Under Comprehensive Pipe Gallery Shielding Condition. The invention was developed by Wu Jiansong, Zhou Hang, Xu Tong and ..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Xijing University has filed a patent application for Steel Pipe Weld Defect Detection Method Based on Twinborn Vmamba Bimodal Feature Fusion. This invention was developed by Zhang Shanwen, Wang Zhen, Zhang Ting, Ma Yahong and Li Ruixiang.
The patent application number is CN202510899500 20250701. The patent ..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- Sanoh Industrial has been granted a patent for Pipe Joint. Ushizaka Toru, Horie Akihiko and Tsurumi Kazuyuki developed the invention.
The patent application number is US202318881071 20230710. The patent publication number is US12578048 (B2). International Patent Classification code is F16L37/12. Cooperat..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- U.S. Patent and Trademark Office has awarded a patent to StoneAge for Dual Endless Belt Flexible Lance Hose Drive Apparatus and System. Barnes Jeffery R, Hanley Cooper, Krauser John L and Szabo Daniel developed the invention.
The patent application number is US202217871808 20220722. The patent publicatio..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Shenzhen Gas has submitted a patent application for Fuel Gas Pipeline Data Acquisition Method and System Based on Feature Point Data. This invention was developed by Wang Dan, Xia Weiguo, Yang Hao, Wang Chen, Li Haiyu, Huang Yahai, Zhang Hao, Yang Wenzhao, Ma Ting and Peng Peng.
The patent application numbe..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- United States Patent for Pipe Expanding Tool has been issued to Makita. This invention was developed by Yakabe Koichi and Ikuta Hiroki.
The patent application number is US202217961138 20221006. The patent publication number is US12576441 (B2). International Patent Classification codes are B21D39/20, B21D..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Anhui Xinhu Canned Motor Pump has submitted a patent application for Pipeline Type Pump Unit, Pumping Chamber of Pipeline Type Pump Unit and Flow Channel Design Method of Pumping Chamber. This invention was developed by Han Zongmei, Shao Long and Cai Jun.
The patent application number is CN202511399738 2025..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Guangdong Power Grid has sought patent for Substation Metal Water Pipe Laying Design Method and Device Based on Experimental Simulation. This invention was developed by Yu Mengze, Wang Yanfeng, Wang Liuhuo, Lei Xiangsheng, Pan Baichong, Wu Xiaohui, Che Weixian, Zhang Yirui, Nie Pei, Li Yuanjie, Lan Lei, Jeon..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- China University of Geosciences, Wuhan has submitted a patent application for Multi-objective Optimization Method for Annulus Flow Structure of Single-action Double-pipe Drilling Tool. Li Changping, Li Man, Duan Longchen, Tan Songcheng and Gao Hui developed the invention.
The patent application number is CN..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Dongguan Guixiang Insulation Material has applied Chinese patent for Intelligent Control Method and System for Electric Pipe Bending Machine. Liang Bailin, Wang Xiaoyong, Xie Rongqin, Lin Xinjian, Wen Yuliang, Chen Zhipeng, Deng Shaodong, Li Chun, Xie Junhao and Li Yaocai developed it.
The patent applicatio..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Hangzhou ZETA Technology has filed a patent application for Fluid Transmission and Distribution Pipe Network Pump Valve Joint Debugging Control Method Based on Reinforcement Learning. This invention was developed by Wu Ping, Shen Tianyu, Wang Yaokun, Ma Jianfeng, Li Chuang, Fan Xiang, Shen Cen and Pan Demao...
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Intellectual Property Office of China has published China Nuclear Power Engineering patent application for Intelligent Control and Air Supply Distribution Method and System for Nuclear Facility Compressed Air System Pipe Network. The invention was developed by Chi Ying, Wang Lu, Wang Qidi, Deng Wei, Wa..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Road & Bridge International has sought patent for Pipe Jacking Attitude Control Method and System for Easy-to-settle Sandstone Stratum. This invention was developed by Wang Yong, Du Huangfei, Wang Yuanbo, Chen Tingwei, Li Qingfeng, Zhao Ting and Xiao Changxin.
The patent application number is CN202510908069..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Kangtai Plastic Science & Machinery has applied Chinese patent for Anti-fouling Communication Pipe with High Sealing Performance. Lin Huihui, Lin Yunqing, Zhang Shuangquan, Hao Hongbo and Wang Yijing developed it.
The patent application number is CN202511403341 20250929. The patent publication number is CN1..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- State Grid Shanghai Municipal Electrical Power has submitted a patent application for High-temperature Superconducting Cable Cooling Pipe Aging Prediction Method Based on Multi-factor Coupling. Hao Jiawei, Wang Rui, Xu Weifeng, Xue Sixiang, Sun Lilin, Sun Zhiheng, Xie Fenglin, Deng Menghua, Liu Yihua and Yan..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- China Nuclear Power Engineering has submitted a patent application for Method and Device for Detecting Defects of Lower Base Metal of Surfacing Layer on Inner Wall of Connecting Pipe and Related Equipment. Wan Zhijian, Li Jiakang, Tang Liang, Kuang Yanjun, Wang Haowei and Cheng Ming developed the invention.
..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Kunming University of Science and Technology has submitted a patent application for Suspension Walking Self-locking Power Transmission Line Crimping Pipe Multi-degree-of-freedom Detection Device. This invention was developed by Li Wenguo, Wang Wenxiao, Song Lunwei and Wang Song.
The patent application numbe..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- Beijing Jiaotong University has filed a patent application for Damp Heat-oxygen-internal Pressure-load Coupled Nonmetal Pipeline Aging Device and Life Evaluation Method. This invention was developed by Lan Huiqing, Yin Ruihua and Wang Jingwen.
The patent application number is CN202511132406 20250813. The pa..
Pipe
| Sat 21 Mar 2026
Alexandria, March 21 -- Harness Inc has secured a patent on Intelligent and Efficient Pipeline Management. Gurubelli Srinivasa Rao, Scheiner Uri and Wilfred Lawrence developed the invention.
The patent application number is US202217578410 20220118. The patent publication number is US12578931 (B2). International Patent Classific..
Pipe
| Sat 21 Mar 2026
Beijing, March 21 -- China Telecom has applied Chinese patent for Optical Fiber Pipeline Perimeter Monitoring Method, System, Equipment and Product. Liao Beiqing, Huang Xiaocong, Zhou Weijian, Huang Xiaofeng and Zeng Rongjie developed it.
The patent application number is CN20251163309 20250730. The patent publication number is ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Hebei Xinuo Pipe Industry Tech Co Ltd has submitted a patent application for Inner Supporting Type Root Welding Device for Circular Seam Welding of Anti-corrosion Pipeline. This invention was developed by Xu Litao, Wang Xiaoyang and Deng Dianguang.
The patent application number is CN202511380115 20250925...
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has published Nantong Ganghua Boiler Co Ltd patent application for Anti-deformation Coal Economizer Coiled Pipe Welding Supporting Tool. The invention was developed by Gu Benyong, Gu Peng and Xu Xuehua.
The patent application number is CN202510859331 20250625. T..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Offshore Oil Eng Qingdao Co has filed a patent application for Submerged-arc Welding Flux Backing Forming Process for Jacket Pipe Manufacturing and Using Method of Submerged-arc Welding Flux Backing Forming Process. This invention was developed by Wang Yuchun, Chen Zhe, Zhu Daxi, Yang Jian, Wen Zhigang, Li G..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has received Jiangyin Dnt Heavy Industry Science & Tech Co Ltd patent application for Auxiliary Header Pipeline Welding Equipment and Welding Method Thereof. Huang Yuejun, Zhao Wentao, Sun Jia, Jiang Zhiyi and Wu Yanhong developed the invention.
The patent appli..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Shanxi Shuishan Construction Eng Co Ltd has submitted a patent application for Scaffold Steel Pipe Cutting Device. This invention was developed by Gao Songtao and Yang Jie.
The patent application number is CN202510956889 20250711. The patent publication number is CN120861922 (A). International Patent Clas..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has received Nantong Yanjiang Pipe Co Ltd patent application for Cutting-off Device for Preventing Deformation of End Part of Pipeline and Cutting-off Method of Cutting-off Device. Kang Wei and Jin Xin developed the invention.
The patent application number is CN..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Deqing County Jinbai Fan Co Ltd has sought patent for Safe Cutting Device for Pipe Fittings. This invention was developed by Bao Hongnyu.
The patent application number is CN202511144871 20250815. The patent publication number is CN120861917 (A). International Patent Classification codes are B23D21/00, B23..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Baoji Chengzhuxiang Titanium Ind Co Ltd has sought patent for Deep Hole Drilling Device for Titanium Alloy Long Pipe Body and Operation Method. This invention was developed by Ma Qiang and Zuo Sanbao.
The patent application number is CN20251187307 20250805. The patent publication number is CN120861882 (A)..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Western Xinxing Rare And Precious Metals Co Ltd has submitted a patent application for Mold for Preparing Molybdenum-rhenium Alloy Pipe. This invention was developed by Jin Bo, Wang Qiang, Qiao Lin, Zhang Litong and Sun Bo.
The patent application number is CN202511264107 20250905. The patent publication n..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Guizhou Construction Projects Of Water Affairs Co Ltd has applied Chinese patent for Horizontal Pipe Structure for Water Treatment. Tu Zuhong, Cao Qianpin, Chen Kui, Zhang Dachun and Zou Zhirui developed it.
The patent application number is CN202511333626 20250918. The patent publication number is CN12086..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Anhui Xin Platinum Aluminum Id Co Ltd has filed a patent application for Aluminum Alloy Wind Power Generation Olive Pipe Welding Device and Method. This invention was developed by Tang Kaijian, Li Feiqing, Wang Chao and Chen Weirong.
The patent application number is CN202510889557 20250630. The patent pub..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Hebei Beifang Yizao Pipeline Co Ltd patent application for Lining Composite Steel Pipe End Groove Surfacing Device. This invention was developed by Zhang Qiang.
The patent application number is CN202511119647 20250811. The patent publication number ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Yizheng Hengsheng Machinery Co Ltd has sought patent for Metal Pipe Fitting Welding Device. This invention was developed by Zhou Wensheng, Wang Haijun, Zhu Zhaopeng and Ding Yunlan.
The patent application number is CN202510699218 20250528. The patent publication number is CN120862159 (A). International Pa..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Anhui Xin Platinum Aluminum Id Co Ltd has applied Chinese patent for Clamp for Welding Aluminum Alloy Wind Power Generation Olive Pipe. Li Feiqing, Tang Kaijian, Wang Chao and Chen Weirong developed it.
The patent application number is CN202510594682 20250509. The patent publication number is CN120862158 ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has received Xinxiang Ruili New Mat Co Ltd patent application for Welding Device for Air Conditioner Copper Pipe. Sun Junling, Zhang Yong, Yue Xueliang, Liu Tingjuan and Guan Jianchao developed the invention.
The patent application number is CN20251141452 202507..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Nantong Huixin New Material Tech Co Ltd has applied Chinese patent for Intelligent Cutting Device for Rail Transit Metal Pipe Handrail Machining. Qian Feng, Chen Yaxi and Xue Zhengzhong developed it.
The patent application number is CN202511397094 20250928. The patent publication number is CN120862125 (A)..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Zhejiang Aosheng Intelligent Tech Co Ltd has filed a patent application for Heavy Laser Pipe Cutting Machine. This invention was developed by Zhou Yunxiang.
The patent application number is CN202511175807 20250820. The patent publication number is CN120862111 (A). International Patent Classification codes..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Shanxi Institute Of Mech & Electrical Eng, Xi'an Aerospace Engine Co, Shanxi Taizhong Eng Crane Co Ltd and Shanxi Aerospace Qinghua Equip Co Ltd patent application for Welding Equipment and Welding Method for Special-shaped Pipe Fittings. This inventio..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Jiangsu Bainian Yongyi New Material Tech Co Ltd has submitted a patent application for Pipe Laser Welding Device for Building Construction. Wang Gang developed the invention.
The patent application number is CN202511296719 20250911. The patent publication number is CN120862068 (A). International Patent Cl..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Jiangxi Xiangheng Prec Machinery Co Ltd has filed a patent application for Pipe Fitting Laser Welding Machine and Using Method Thereof. This invention was developed by Zhang Tao, Yang Xianliang and Zhu Zhongbing.
The patent application number is CN20251168607 20250731. The patent publication number is CN1..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Yibo Comm Equip Group Co Ltd has filed a patent application for Plastic Composite Pipe Machining Device. This invention was developed by Shao Mingming, Shao Jibao and Feng Qingkai.
The patent application number is CN202511220155 20250829. The patent publication number is CN120861700 (A). International Pat..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Hebei Longjin Pipeline Equipment Co Ltd has filed a patent application for Forming Equipment for Producing and Processing Clamping and Pressing Pipe. This invention was developed by Wang Yuepeng.
The patent application number is CN202511215588 20250828. The patent publication number is CN120861659 (A). In..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Dongyang Wote Plastic Co Ltd has submitted a patent application for Wire Self-adjusting Conveying Alarm System for Corrugated Pipe Forming. Hu Yijiang developed the invention.
The patent application number is CN20251111750 20250722. The patent publication number is CN120861650 (A). International Patent Cl..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Hebei Bingchen Engineering Mat Co Ltd patent application for Punch Forming Device for Steel Belt of Spiral Steel Corrugated Pipe. This invention was developed by Han Jie.
The patent application number is CN202511234009 20250901. The patent publicati..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Baoji Top Titanium Ind Co Ltd has submitted a patent application for Preparation Method of Short-process Titanium Alloy Seamless Pipe for Ships and Warships. This invention was developed by Li Baoxia, Wang Yonggen, Mi Gang, Yu Jie, Jia Chunmiao, Liu Xuhui and Wang Hongli.
The patent application number is ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Jiangsu Youfa Steel Pipe Co Ltd has submitted a patent application for D-shaped Steel Pipe Rolling Device. Wang Jianlong, Duan Zhichao, Gao Feng, Liang Yanlei, Zou Rongjing and Guo Bin developed the invention.
The patent application number is CN202511404337 20250929. The patent publication number is CN120..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Maanshan Ma Steel Huayang Equipment Diagnostics Eng Co Ltd has sought patent for Pipe Cleaning Device for Magnetic Powder Inspection Detection. This invention was developed by Liu Shengjie, Qin Yuwen and Qiu Peng.
The patent application number is CN202511113269 20250811. The patent publication number is C..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Shandong Zhongwo Eng Service Co Ltd has filed a patent application for Circulating Water-saving Pipeline Installation Cleaning Machine. This invention was developed by Zhao Qiran and Dong Enqiang.
The patent application number is CN202511397313 20250928. The patent publication number is CN120861522 (A). I..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Yantai Huagang Energy Tech Co Ltd patent application for Gas Pipeline Purging Device. This invention was developed by Shang Dan.
The patent application number is CN202511374034 20250925. The patent publication number is CN120861521 (A). Internationa..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Zhixin Tianjin Robot Tech Co Ltd has submitted a patent application for High-strength Protection Structure of Pipeline Robot Control Unit. Sun Yibing, Cao Jianran, Yu Guocun, Yu Liujie, Yu Liuwang and Deng Guorui developed the invention.
The patent application number is CN202510884420 20250630. The patent..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Jilin University Of Chemical Technology patent application for Dustproof Pipe for Rapid Steaming Instrument. This invention was developed by Si Zhenjun, Chen Zhe and Zhao Shuyuan.
The patent application number is CN202511327648 20250917. The patent ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Guohong Shenzhen Optoelectronics Tech Co Ltd has sought patent for Novel Near-infrared Optical Device of Butt Joint Pipe. This invention was developed by Mai Jieping, He Yinjie and Liu Qingbin.
The patent application number is CN202511124917 20250812. The patent publication number is CN120869343 (A). Inte..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Datang Binzhou Power Generation Co Ltd has filed a patent application for Ash Deposition Detection Device for Ash Conveying Pipeline of Economizer. This invention was developed by Qu Jingfeng, Xu Jin and Guo Lingyun.
The patent application number is CN20251170015 20250731. The patent publication number is..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Shanghai Jiao Tong University Underwater Engineering Institute Co Ltd has filed a patent application for Large Reinforced Concrete Pipe Joint Floating State Pouring Posture Monitoring Device. This invention was developed by Shen Yongfang and Wang Zhaowei.
The patent application number is CN20251194289 202..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has released Hongze Yiyang Steel Pipe Co Ltd patent application for Passivation Equipment Capable of Uniformly Coating for Steel Pipe Production. This invention was developed by Wang Guobao, Qian Zhenghong and Shen Lingling.
The patent application number is CN20..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- Jiangsu Youfa Steel Pipe Co Ltd has applied Chinese patent for Clamping and Conveying Device for Square and Rectangular Pipe Hot Galvanizing. Gu Zhishuang, Li Bingshang, Ding Xiuxiang, Wang Zengqiang, Hu Sen and Qian Zhen developed it.
The patent application number is CN202511408293 20250929. The patent p..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has published Guangdong Lanjing Electromechanical Tech Co Ltd patent application for Pipe Holding Sealing Tool and Forming Method. The invention was developed by Wu Wenxiu, Li Dongquan, Zhao Min, He Yan and Yang Xin.
The patent application number is CN2025108312..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has published Wuhu Jinmao Liquid Sci & Tech patent application for Outer Wall Dynamic Supporting Structure for Pressure Bearing Test of Pipe Fitting. The invention was developed by Sun Xiong, Yang Lin, Sun Jie and Xu Hui.
The patent application number is CN20251..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Qidong Xinwei Zhizao Tech Co Ltd has submitted a patent application for Torque Monitoring Method and System for Pipe Bending Machine Machining. This invention was developed by Bao Bo, Lyu Shuqin and Ren Lijun.
The patent application number is CN202511403740 20250929. The patent publication number is CN120..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- Marco Automatic Control Equipment Shanghai Co Ltd has sought patent for Passive Pipeline Type Gas Collection Box. This invention was developed by Cui Xinguang and Xia Bofeng.
The patent application number is CN202511130278 20250813. The patent publication number is CN120869714 (A). International Patent Cl..
Pipe
| Thu 19 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has published Nantong University and Haian Nantong University High End Textile Research Institute patent application for Process and Device for Manufacturing Integrally-formed Woven Three-way Pipe. The invention was developed by Wang Hailou, Shi Donghui, Zhang Wei ..
Pipe
| Fri 20 Mar 2026
Beijing, March 20 -- State Intellectual Property Office of China has received Zhejiang Tonking Tech Co Ltd patent application for Coil Pipe Cooling Immersed Type Box Body Coupled with Co2 Energy Storage System. Wu Jiannong, Liu Yiqiang, Zhu Yangyang, Wu Panhui, Mao Haiying and Yan Zhiwei developed the invention.
The patent ap..
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