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Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- The First Company of China 8th Engineering Bureau has sought patent for Pipeline Structure for Ventilation of Air Conditioner. This invention was developed by Wang Mingkuo, Li Zhishun, Liu Yang, Hao Ji'an, Li Fei, Feng Yan, Yue Qinghe, Song Zicheng, Zhou Min, Tian Baibei, Liu Jinlong, Gong Fanchao and Zhang ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Shanghai Zhuohan Tech Co Ltd patent application for Pipe Network Station Inspection Task Execution Method and System Based on Multi-modal Fusion. The invention was developed by Cheng Yi, Cheng Zhi, Cheng Rui, Cao Zisheng, Yan Xiliu and Peng Yuan.
T..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Huazhi Shuke Shaanxi Energy Tech Co Ltd patent application for Method and Device for Detecting Corrosion in Oil Pipeline and Related Equipment. This invention was developed by Li Haiyan and Dong Zhitao.
The patent application number is CN20251197874..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Guangzhou Fulitong Pipeline Equipment Co Ltd has submitted a patent application for Steel-plastic Composite Pipe Defect Intelligent Identification Method and System. This invention was developed by He Zhenyao.
The patent application number is CN202510809387 20250617. The patent publication number is CN120..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Suzhou Desisen Electronics Co Ltd patent application for Device for Detecting Surface Defects of Pipes and Bars. The invention was developed by Dong Zugang and Yin Chengfang.
The patent application number is CN202511162459 20250819. The patent publ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released China Datang Corporation Science & Technology Research Institute and Zhongnan Electric Power Test Research Institute China Datang Corporation Science and Tech Research I patent application for Quantitative Detection Method for Oxide Skin Accumulation i..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Dongtai Kaipeng Plastic Co Ltd has applied Chinese patent for Pu Pipe Pressure Detection Device. Wu Mingxian, Sun Naiyong, Xue Zhuming, Wang Xiaomei, Wen Xiaofeng and Cui Hengjin developed it.
The patent application number is CN202510867911 20250626. The patent publication number is CN120778485 (A). Inter..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Tianyi Construction Dev Co Ltd has submitted a patent application for Urban Underground Comprehensive Pipe Gallery Structure and Construction Technology Thereof. This invention was developed by Ma Qiuzhu, Li Bing, Chen Dangjian, Gao Qiang and Guo Peng.
The patent application number is CN202510843217 20250..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Sinohydro Bureau 7, China Power Construction Seventh Eng Bureau Southern Construction Co Ltd, Dongguan Res Institute of Building Sciences Co Ltd and Shenzhen Railway Invest Construction Group Co Ltd patent application for Steel Pipe Column Verticality ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Beijing Meiguan Zhiyou Tech Co Ltd patent application for Flight Control Inertial Navigation Element Constant Temperature Control System with Heat Pipe and Thermal Resistor. The invention was developed by Cheng Chaoqian, Zhang Zinan, Ye Wentao, Hou Gu..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Guangdong Zhongrui Can Co Ltd patent application for Sticker Pipe Cutting Machine Cooperative Control Method and Device, Electronic Equipment and Storage Medium. Xiang Junwu and He Weitong developed the invention.
The patent application number is CN..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Liaoning Shihua University has sought patent for Oil Pipeline Control Method, System and Equipment Based on DDPG and Medium. This invention was developed by Ma Zheng, Luan Haoran and Li Jinna.
The patent application number is CN202510945402 20250709. The patent publication number is CN120779837 (A). Inter..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received The Third Engineering Co Ltd of CCCC Fourth Harbor Enginering and CCCC Fourth Harbor Engineering patent application for Intelligent Pipe Cooling Circulation Control System and Method Based on Ship Lock Construction. Chen Qiuyue, Yu Youwen, Sun Boyu, He..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Beijing Chenggeng Tech Co Ltd patent application for Organic-inorganic Hybrid Pipeline Anticorrosive Paint and Preparation Method Thereof. This invention was developed by Shao Haibo, Yu Lei, Wang Qinlong, He Xin, Li Linhao and Yang Fuan.
The patent ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Beijing Huake Tonghe Science & Tech Co Ltd has submitted a patent application for Fused Salt Energy Storage System Steam Extraction Pipeline Blowing System, Method and Device. This invention was developed by Li Yu, Zhao Chunguang, Youmer, Kong Youshun, Sun Chuangchuang, Xu Yongwei, Xu Jidong, Wang Qi and Hao..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Ferrotec Tech Development Tianjin Co Ltd has sought patent for Cleaning Method for Removing Pollutants on Surface and in Holes of Teflon Gas Distribution Pipe. This invention was developed by Zhao Xin, Zhong Guoqiang and Mu Shuaishuai.
The patent application number is CN20251122759 20250724. The patent pu..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Hebei Jinxing Tech Co Ltd has sought patent for Hydraulic Brake Hose Connectivity Detection Device. This invention was developed by Gao Yi, Liu Xiaoqian, Wei Huaipan, Jiao Mei, Wang Baole, Lee Yeong Chae, Xing Juanfang, Gao Yufeng, Ma Meifang and Du Wenhuan.
The patent application number is CN202510917636..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Yunnan Kuoxin Registered Security Eng Office Co Ltd patent application for Anti-corrosion Paint Spraying Device for Inner Wall of Pipeline. The invention was developed by Li Quanlong, Duan Jiangquan and Fu Yang.
The patent application number is CN2..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jiangsu Ruicheng Machinery Co Ltd has filed a patent application for Underground Pipeline Breaking and Regenerating Device and Method. This invention was developed by Tan Haiqiang.
The patent application number is CN20251183094 20250804. The patent publication number is CN120771973 (A). International Pate..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Spic Shanxi Aluminium Co Ltd has applied Chinese patent for Aluminum Oxide Evaporation System Evaporator Condensate Pipe Transformation Structure and Method. Li Guangbin, Gao Jianliang, Han Jianxin, Yang Jianyu, Zhang Yulong and Jing Wei developed it.
The patent application number is CN202510709213 202505..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Liu Hui has applied Chinese patent for Vehicle-mounted Hose Folding Fire Monitor. Gao Ang, Lee Myeong-chun and Liu Hui developed it.
The patent application number is CN202511227810 20250829. The patent publication number is CN120771499 (A). International Patent Classification codes are A62C31/03 and A62C3..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Nantong Fanersheng Machinery Co Ltd has filed a patent application for Air Tightness Detection Tool Based on Water Cooling Pipe Forming and Detection Method Thereof. This invention was developed by Ji Haitao, Ji Yifan and Shi Xinghua.
The patent application number is CN202511182010 20250822. The patent pu..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Changzhou Jintan Hongtu Rubber Plastic Product patent application for Detection Machine for Transverse Swing Test of Rubber Corrugated Pipe. Jiang Feng developed the invention.
The patent application number is CN20251197818 20250806. The patent public..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Zhejiang Yunhui Plastic Tech Co Ltd has submitted a patent application for Plastic Pipe Fitting Pressure Monitoring Method and System Based on Internet of Things. Yang Lihui, Zhou Yangyang and Mao Jianjun developed the invention.
The patent application number is CN202510945147 20250709. The patent publica..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Jiangsu Jianyan Construction Eng Quality Safety Identification Co Ltd has applied Chinese patent for Round Pipe Outer Diameter Detection Equipment for Construction Engineering. Han Jun, Li Lei and Wang Guifei developed it.
The patent application number is CN202510928110 20250707. The patent publication nu..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Wang Lixia has filed a patent application for Hanging Type Waste Heat Heating Air Pipe. This invention was developed by Zhang Yinzhen.
The patent application number is CN202510569346 20250501. The patent publication number is CN120777921 (A). International Patent Classification codes are F24C15/00, F24C15..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Jiangsu Huineng Heavy Ind Co Ltd patent application for Quick Disassembling and Assembling Method for Boiler Air Pre-heater Pipe. The invention was developed by Jiang Junfang.
The patent application number is CN202510959784 20250711. The patent pub..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Huangshan Lejia Powder Coating Co Ltd has applied Chinese patent for Polyethylene Powder Coating Suitable for Ship Seawater Pipeline and Preparation Process of Polyethylene Powder Coating. Wang Meili, Jiang Jianhua and Wang Xin developed it.
The patent application number is CN202510796643 20250616. The pa..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Sichuan Guruide Tech Co Ltd has sought patent for Fracturing Fluid Delivery Pipe Inner Surface Coating and Preparation Method Thereof. This invention was developed by Li Jiyong and Li Lin.
The patent application number is CN202510989019 20250717. The patent publication number is CN120776228 (A). Internati..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Jiangsu Hanqing Special Alloy Co Ltd patent application for High-fatigue-performance Special Alloy for High-temperature Cracking Furnace Pipeline Valve and Preparation Process. Liu Shangtan, Chen Gang, Lou Weikang, Shi Zhoulin and Wu Kaikai developed t..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Inner Mongolia Aimeite Water Co Ltd has submitted a patent application for Rare Earth Antibacterial Water Supply Pipe and Preparation Method Thereof. This invention was developed by Qi Guangwei, Fan Xiuli, Cui Hongjie and Zhang Yan.
The patent application number is CN20251166004 20250731. The patent publi..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Pangang Group Co Ltd and Chengdu Advanced Metal Materials Industry Technology Research Institute patent application for Titanium Alloy Oil Pipe for Engine and Preparation Method of Titanium Alloy Oil Pipe. Jiang Jian and Luo Xiaofeng developed the inve..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Zhongtou Tianjin Intelligent Pipeline Co Ltd has applied Chinese patent for Hybrid Material, Graphene Modified Heat-resistant PE-RT (polyethylene of Raised Temperature Resistance) Pipe and Preparation Method of Graphene Modified Heat-resistant PE-RT Pipe. Yu Hailin, Wang Xiaonan, Hao Youli, Liu An and Li Jin..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Pengye Holding Group Co Ltd has applied Chinese patent for Intelligent Bright Heat Treatment Equipment for Large-diameter High-strength Stainless Steel Seamless Steel Pipe. Li Jigang, Pan Zhangren, Li Longlin and Lin Lixin developed it.
The patent application number is CN20251116960 20250723. The patent p..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Magdrive Tech Ltd has submitted a patent application for Electromagnetic Activated Pipe Valve. This invention was developed by Yakos David, Sanford Stephen and Burgess Robert K.
The patent application number is CN20248013660 20240112. The patent publication number is CN120769961 (A). International Patent ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Voith Patent patent application for Hydrodynamic Retarder with Filling Pipe. Laukemann Dieter, Martin Andrew and Blumenstock Melanie developed the invention.
The patent application number is CN20248017723 20240307. The patent publication number is CN1..
Pipe
| Thu 12 Mar 2026
Stockholm, March 12 -- Swedish Patent and Registration Office has released Fann Va Teknik Ab patent application for Septic Water Distribution Pipe. This invention was developed by Ambrosson Joakim, Lans Martin and Andskär Rikard.
The patent application number is SE20190051387 20191203. The patent publication number is SE1951..
Pipe
| Thu 12 Mar 2026
Oslo, March 12 -- MHWirth has applied Norwegian patent for Gripping Device, and Pipe Handling System Comprising at Least One Gripping Device. Ottersland Gjerulf developed it.
The patent application number is NO20140000474 20140411. The patent publication number is NO20140474 (A1). International Patent Classification code is E..
Pipe
| Thu 12 Mar 2026
Oslo, March 12 -- Seaside As has sought patent for Method and System for Moving Killed Fish in a Pipe or Pipeline. This invention was developed by Kjølås Frode Håkon.
The patent application number is NO20150001469 20151029. The patent publication number is NO20151469 (A1). International Patent Classification codes are A22C..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Shenzhen Hesheng Zhixin Tech Co Ltd has filed a patent application for Dehumidifier Air Return Pipe and Dehumidifier. This invention was developed by Xiao Jilin, Lu Dahong and Dai Xianglu.
The patent application number is CN202510982495 20250716. The patent publication number is CN120777790 (A). Internati..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Guangdong Dante Environment Tech Co Ltd has submitted a patent application for Water-fluorine Five-pipe Five-constant System Heat Pump Capable of Controlling Temperature and Humidity. This invention was developed by Ao Xiaojian, Zhou Fuhua and Gao Yuanzhou.
The patent application number is CN20251183462 2..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Datang Shuangyashan Co Generation Power Co Ltd has submitted a patent application for Steam Extraction Pipe Valve Joint Control Method and System for Overpressure Control. This invention was developed by Liu Jingtao, Gao Lianrui, Li Yuntao, Cui Haidong, Wang Hongtao and Shen Yongwei.
The patent applicatio..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Hangzhou Ruili Photoelectric Tech Co Ltd and The 715th Research Institute of China State Shipbuilding patent application for Distributed Optical Fiber Pipeline Leakage Identification Method and Device Based on Duffing Oscillator and Storage Medium. Th..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Beijing Municipal Eng Res Institute patent application for PCCP (prestressed Concrete Cylinder Pipe) Broken Wire Monitoring and Pipe Explosion Early Warning Method and System. The invention was developed by Si Jinyan, Wang Guangming, Xing Jianye, Yao ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Nanjing University Suzhou High Tech Institute has filed a patent application for Sound and Temperature Integrated Sensing and Early Warning Method and System for Underground Water Backflow of Water Conveying Pipeline. This invention was developed by Li Tao, Zhang Wei, Yang Jiandong, Yong Zuliang, Sun Ke, Xu ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Anhui Shengchenyuan Material Tech Industrial Development Co Ltd has submitted a patent application for Pipe Network with Monitoring and Maintenance Functions and Connecting Method Thereof. This invention was developed by Guo Zongyu, Zhang Fuqun and Guo Wanli.
The patent application number is CN20251128533..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released China Petroleum Pipeline Engineering Co Ltd, China National Petroleum, China Petroleum and Natural Gas Pipeline Communication Power Eng Co Ltd and China Petroleum Pipeline Engineering Corp patent application for Vibration Signal Processing Method, Appa..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Zhixin Tianjin Robot Tech Co Ltd patent application for Angle Adjusting Structure of Trundle of Pipeline Robot. This invention was developed by Cao Jianran, Sun Yibing, Yu Guocun, Yu Liujie, Yu Liuwang and Deng Guorui.
The patent application number ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Huaneng Gansu Energy Dev Co Ltd 803 Branch has filed a patent application for Elbow Capable of Reducing Abrasion and High-pressure Heater Pipeline System. This invention was developed by Liang Fan, Zhang Dengke, Wang Bo, Li Xueqi and Xu Yalong.
The patent application number is CN202510952974 20250710. The..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Shandong Longkou Special Rubber Hose Co Ltd has submitted a patent application for Streamline Flexible Connection Structure of High-pressure High-flow-rate Large-diameter Fracturing Hose. Zhang Guodong, Wang Shoufeng, Li Yanfeng and Zhang Pengfei developed the invention.
The patent application number is C..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Jiangsu Gangxing Energy Tech Co Ltd has filed a patent application for Anti-seismic Metal Hose Not Prone to Falling Off. This invention was developed by Sun Hantao, Zhang Xiaolu, Sun Xiongfei, Zhang Xiaolin and Wang Chunhua.
The patent application number is CN202511283283 20250909. The patent publication ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Zyfire Hose Corp patent application for Corrosion-resistant Composite Hose and Preparation Method Thereof. The invention was developed by Huang Yuzhong, Zhang Xiaohong, Chen Jun, Chen Yiyi, Zhang Yongcheng, Bian Dongming, Wu Hongliang and Li Wenxiang...
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Taiyuan University of Technology patent application for Vibration and Noise Reduction Composite Pipe and Preparation Method Thereof. This invention was developed by Wang Siyu, Ren Xueyao, Jing Yamin, Guo Mingyue, Wang Ziyi, Yan Shaowei, Li Kun, Cui Key..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Chengdu North Petroleum Exploration and Development Technology has submitted a patent application for Self-repairing 3PE Coating Pipeline and Preparation Method Thereof. This invention was developed by Cheng Yi, Cui Xiaojiang, Luo Yang, Ouyang Jingyun, Liu Zhiyuan, Guo Songyi, Cao Xianping and Han Wei.
Th..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Modi Precision Tech Ningbo Co Ltd has applied Chinese patent for Nested Self-locking Pipe Clamp and Using Method. Ju Erlin and Yang Yukun developed it.
The patent application number is CN202511129676 20250813. The patent publication number is CN120777407 (A). International Patent Classification codes are ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- Shandong Jindao Survey and Design Co Ltd has filed a patent application for Mountain Area Pipeline Lowering Assembly Line and Method. This invention was developed by Xu Xinqing and Xu Jiajing.
The patent application number is CN202511200148 20250826. The patent publication number is CN120777405 (A). Inter..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Water Resources Research Institute of Shandong Province patent application for Laying Structure for Irrigation and Drainage Concealed Pipes in Saline-alkali Soil. Xue Xia, Jin Li, Ji Xuemei, Li Jianing, Liu Jian, Li Qingguo and Dong Yanping developed t..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Yunnan Zhishui Engineering Project Man Co Ltd has sought patent for Pipe Laying and Paying-off Equipment for Water Conservancy Construction. This invention was developed by Wen Kaiping.
The patent application number is CN202510827550 20250620. The patent publication number is CN120774287 (A). Internationa..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jiangsu Zhongshui Irrigation And Drainage Equipment Co Ltd has applied Chinese patent for Irrigation Water Pipe Winding Device for Sprinkling Machine. Bao Pan, Li Mengkai, Gong Huannan, Wang Hongye and Li Yiyuan developed it.
The patent application number is CN202511251389 20250903. The patent publication..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Guangdong Kangjun Ind Co Ltd has sought patent for Municipal Public Engineering Underground Pipe Network Intelligent Monitoring and Early Warning System Based on Internet of Things. This invention was developed by Zhu Nianxia, Zhang Hanwei, Luo Mintao, Zhu Yongjian and Li Zhipeng.
The patent application n..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Tongji University patent application for Rapid Prediction Method for Probability of Road Collapse Induced by Leakage of Water Service Pipe Network. The invention was developed by Liu Fang, Lin Mingyi and Lei Yuhuan.
The patent application number is C..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Anhui Anlo Heat Energy Tech Co Ltd patent application for Alloy Material Annular Heating Radiator with Water Return Pipeline. Zhang Chaoyu developed the invention.
The patent application number is CN202410411860 20240408. The patent publication numb..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published China North Engine Res Institute patent application for Rotational Flow Fuel Oil Evaporation Pipe Atomization Device and Micro Turbine Engine Flame Tube with Rotational Flow Fuel Oil Evaporation Pipe Atomization Device. The invention was developed by ..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Beijing University of Chemical Technology patent application for Production Pipe Column Leakage Positioning Method. Zhang Bo, Guo Qingqing, Zhang Sixi, Long Yan, Sun Tengfei, Feng Anchao, Wang Zhiyuan, Lu Nu, Zhang Qixing and Yuan Likun developed the i..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Shandong Haidewei Environmental Protection Tech Co Ltd patent application for Calibrating and Righting Device for Anti-eccentric-wear Oil Pipe. This invention was developed by Zhang Dongbo, Wang Dan and Niu Xinyu.
The patent application number is CN..
Pipe
| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Shanghai Baoye Eng Technology Corp Ltd and Shanghai Baoye Group Corporation patent application for Sliding Construction Method for Large-span Pipe Truss. Wang Bo, Xu Bei, Zeng Qinglin and Li Zhenqian developed the invention.
The patent application n..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Gao Youzhi has submitted a patent application for Distributing Device for Building Steel Pipes.
The patent application number is CN202511247050 20250902. The patent publication number is CN120774148 (A). International Patent Classification codes are B65G17/40, B65G17/46, B65G45/08, B65G47/06, B65G47/34 a..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Sichuan Zhongcai Pipes has sought patent for Method for Preparing Anti-freezing Polypropylene Composite Pipe. This invention was developed by Ding Fengliang, Liu Rifang and Jiang Ke.
The patent application number is CN202510910347 20250702. The patent publication number is CN120773403 (A). International Pat..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Jiangsu Xingrong High Tech Co Ltd patent application for Pipe Penetrating Equipment Convenient to Guide. The invention was developed by Wang Yuebin, Pan Qiwang and Hou Yahuai.
The patent application number is CN20251195133 20250806. The patent publ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Wuxi Tengdafa Plastic Products Co Ltd has submitted a patent application for Injection Molding Machine Based on Plastic Waste Recycling and Capable of Conveniently Replacing Material Pipe. Luo Huigong, Wang Jing and Wang Yun developed the invention.
The patent application number is CN202511145706 20250815..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Zhejiang Huiheng Power Tech Co Ltd has sought patent for Material Mixing Device for MPP Pipeline Production. This invention was developed by Chen Minghong and Yang Guohong.
The patent application number is CN202510920116 20250704. The patent publication number is CN120773214 (A). International Patent Clas..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jubian Xinneng Anhui Co Ltd has submitted a patent application for Welding Method and Welding Device for Cooling Pipe of Fusion Device. Zhang Yicai, Dong Xiaoyu, Huang Xiongyi and Wei Jing developed the invention.
The patent application number is CN202511237715 20250901. The patent publication number is C..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Shandong Henghui Energy Saving Tech Group Co Ltd has applied Chinese patent for Clamping Mechanism and Pipe Penetrating Device. Li Xiaoli, Ma Qingchuan, Wang Bin, Cai Zhiyuan, Yu Jian, Song Hui, Lin Junqing, Zhang Junfeng and Qu Zhi developed it.
The patent application number is CN202410402837 20240403. T..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Nanjing Daji Iron Tower Mfg Co Ltd has filed a patent application for Multi-degree-of-freedom Automatic Positioning Tailor-welding Tool Clamp for Main Pipe and Auxiliary Pipe of Extra-high Voltage Steel Pipe Tower. This invention was developed by Song Kuidong, Gao Wenyuan, Yang Jian and Zhang Hu.
The pate..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Yangzhou Huayu Outdoor Products Co Ltd has submitted a patent application for Welding Device for Steel Pipe for Tent. He Anping developed the invention.
The patent application number is CN20251120319 20250723. The patent publication number is CN120772742 (A). International Patent Classification codes are ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jiangsu Zhengcheng Intelligent Equipment Mfg Co Ltd has submitted a patent application for Self-balancing Laser Cutting Machine Base Suitable for Metal Pipe Fitting Machining. This invention was developed by Gao Fawen, Zhang Chuanyan and Li Xindong.
The patent application number is CN202511112730 20250809..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Jinan Bodor Laser patent application for Profile Machining Method and Two-chuck Zero-tailing Laser Pipe Cutting Machine. The invention was developed by Yue Yaoshuai, Wang Zhen, Guo Fangjia, Wang Bing and Li Jun.
The patent application number is CN202..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Nantong Jingpin Tech Development Co Ltd patent application for Hydrogen Cylinder Pipe Fixed-length Cutting Equipment and Cutting Method Thereof. The invention was developed by Zhang Fan.
The patent application number is CN20251100318 20250721. The ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Chongqing Bishan Zonghui Machinery Co Ltd has applied Chinese patent for Automatic Laser Cutting Equipment for Pipes. Ai Dayong and Jiang Bin developed it.
The patent application number is CN202510848970 20250624. The patent publication number is CN120772675 (A). International Patent Classification codes ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jiangxi Haosite Auto Parts Co Ltd has submitted a patent application for Laser Welding Method for Continuous Variable Cross-section Pipe. Liang Xiao, Chen Chen, Jian Dizhong, Zou Lang, Xie Yuchen, Yu Nanlin and Nie Longyuan developed the invention.
The patent application number is CN202510948597 20250710...
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Wuxi Yimingxin Intelligent Tech Development Co Ltd has sought patent for Plasma Welding Machine for Pipe Barrel Welding. This invention was developed by Hua Xunru, Bao Weixin and Hua Xinzhuo.
The patent application number is CN20251183299 20250804. The patent publication number is CN120772636 (A). Interna..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Jiangsu Haohong Machinery Mfg Co Ltd has sought patent for Beveling Machine for Chamfering End Opening of Thick-wall Pipeline. This invention was developed by Rong Chunlei.
The patent application number is CN202511240012 20250902. The patent publication number is CN120772601 (A). International Patent Clas..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Zhangjiagang Lituo Hardware Tools Co Ltd patent application for Intelligent Pipe Cutting Machine and Pipe Cutting Method Thereof. This invention was developed by Lu Haoliang.
The patent application number is CN202511181892 20250822. The patent publi..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Cangzhou Changshi Pipeline Equipment Co Ltd has sought patent for Machining Device for Steel-in-steel Heat Preservation Steel Pipe. This invention was developed by Wu Xingming and Jia Jingjing.
The patent application number is CN20251141065 20250728. The patent publication number is CN120772588 (A). Inter..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Longkou Tongda Oil Pipe patent application for Multi-angle Self-adaptive Pipe Joint Drilling Equipment and Drilling Method. The invention was developed by Zhong Sheng, Yang Yonghang, Xu Lizhong, Huang Songtao and Zheng Qiujuan.
The patent application..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published Beijing Peitian Technology patent application for Automatic Feeding and Discharging Production Line for Pipe Upsetting. The invention was developed by Zhou Wei, Huang Liang, Li Menglong, Fang Tao and Sun Yao.
The patent application number is CN202511..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Heshan Fuyue New Material Tech Co Ltd has filed a patent application for Pipe Fitting Flange Head Upsetting Die. This invention was developed by Lei Shijun, Chen Jianfeng, Liu Qiheng and Tian Changjun.
The patent application number is CN202511159377 20250819. The patent publication number is CN120772447 (..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Jiangsu Double Horse Drilling Tools Co Ltd patent application for Pipe End Thickening Hydraulic Machine Capable of Independently Locking Four Corners of Split Die. Zhou Zhongji, Si Zongqing, Yang Xiaogang and Ding Hao developed the invention.
The pa..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Huzhou Jinluo Intelligent Tech Co Ltd has sought patent for Bimetal Pipe Mechanical Compounding Device. This invention was developed by Xu Zimu.
The patent application number is CN20251154324 20250730. The patent publication number is CN120772375 (A). International Patent Classification codes are B21D37/1..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Dongguan Xinmeiyang Technology Co Ltd has submitted a patent application for Movable Insert Assembly and Steel Pipe Bulging Method. This invention was developed by Wan Yi'e and Liu Zhibing.
The patent application number is CN202510984933 20220428. The patent publication number is CN120772339 (A). Internat..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Wuxi Pasika Sealing Tech Co Ltd has sought patent for Corrugated Pipe Forming Machine with Local Pressure Regulation and Control Function. This invention was developed by Zhang Jianru, Cao Huibo and Yin Mingshan.
The patent application number is CN202510912728 20250703. The patent publication number is CN..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- BLM SpA has submitted a patent application for Mandrel Assembly for Pipe Bending Machine. This invention was developed by Valsecchi Cristian, Monti Marco, Montaldi Matteo, Brunati Davide and Tencini Emanuele.
The patent application number is CN202510427466 20250407. The patent publication number is CN1207..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Dongguan Readona Tech Co Ltd has submitted a patent application for Self-adaptive Control Method and Device for Preparation Process of Thin-wall Multi-curved-surface Aluminum Pipe. This invention was developed by Hao Daichao.
The patent application number is CN202511202153 20250826. The patent publication..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has published China Nuclear Industry Huaxing Construction patent application for Adjustable Pipeline Bending Equipment. The invention was developed by Zhang Dong, Zhang Qiang, Zhou Shuai, Guo Hui and Wang Jinbo.
The patent application number is CN20251158430 20250..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Anhui Hongyuan Electric Power Construction Invest Co Ltd and Anhui Transmission and Transformation Engineering patent application for High-altitude Correction Device for Line Lead Crimping Pipe. Zhu Tianxiang, Li Jixian, Zhu Zhengcheng, Zhu Xiaolei, Li..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Dongguan Xunwei Prec Industry Co Ltd has submitted a patent application for Seamless Corrugated Pipe Forming Processing Method. Hao Rui developed the invention.
The patent application number is CN202510969789 20250715. The patent publication number is CN120772278 (A). International Patent Classification c..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Golden Dragon Precise Copper Tube Group Inc and Zhongke Jinlong Metal Mat Development Co Ltd patent application for Manufacturing Method of Titanium-aluminum Welding Composite Heat Exchange Pipe. Zhao Weijie, Li Puzhong, Cheng Dayong, Feng Minjing, Zha..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has released Institute of Metal Research, CAS patent application for Preparation Method of Small-caliber High-precision Thin-wall GH738 Pipe. This invention was developed by Li Jingming, Yang Huibin, Lin Hao, Wang Dong and Xi Tong.
The patent application number ..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- Zhejiang Zhongyi Pipeline Co Ltd has submitted a patent application for Aluminum Pipe Extrusion Forming Equipment and Forming Method Thereof. This invention was developed by Jin Huafeng, Xu Yunfei and Bao Chunli.
The patent application number is CN202510967282 20250714. The patent publication number is CN..
Pipe
| Thu 12 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received University of Science and Technology Beijing patent application for Special-shaped Pipe Fitting Torsion Extrusion Forming and Heat Treatment Integrated Device. Qian Lingyun, Wu Kezhou, Sun Chaoyang, Wang Chunhui, Liu Jingchen, Li Peipei and Liu Xinyu d..
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