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Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Lpdq Electric Group Co Ltd patent application for Internal Corrugated Pipe Type Bus Convenient to Bend. This invention was developed by Zhong Xinguo and Qi Ji.
The patent application number is CN202511209288 20250827. The patent publication number is..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Shandong Guodi Power Equipment Co Ltd has submitted a patent application for Non-excavation Mpp Cable Protection Pipe. This invention was developed by Sun Wenbin, Li Jinzhong and Cai Shujun.
The patent application number is CN202511150201 20250818. The patent publication number is CN120999489 (A). Internat..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Huaian Power Supply Branch Of State Grid Jiangsu Electric Power Co Ltd patent application for Cable Protection Pipe Installation Auxiliary Device. The invention was developed by Liu Xin, Xu Xiaomin, Dai Xin and Zhang Xiaochi.
The patent application ..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Powerchina Ecological Env Group Co Ltd and Powerchina Water Environment Tech Co Ltd patent application for Sewage Pathogen Propagation Prediction Method Based on Urban Drainage Pipe Network Hydraulic Model. This invention was developed by Ping Yang, Li ..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Jiangsu Senpo New Material Tech Co Ltd patent application for Multivariable Coupling Analysis Method for Thermal Stability Detection of Plastic Pipe. This invention was developed by Peng Jie.
The patent application number is CN202511520363 20251023. ..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Beijing Xinqiao Tech Development Co Ltd has submitted a patent application for Drain Pipe Maintenance Linkage System and Method Based on Bridge Floor Runoff Monitoring Data. Wang Zhi, Wang Jiawei, Wang Qi, Wang Xueguang, Jia Qiubing, Deng Liu, Mi Yixuan, Zhang Shuxiong, Luo Guobao, Yu Lei, Huang Weiyuan, Long..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Jiangsu Junhe Construction Eng Co Ltd has submitted a patent application for Urban Pipe Network Informatization Method and System Based on Internet of Things and GIS. This invention was developed by Lyu Zhengwei and Wang Linlin.
The patent application number is CN20251174265 20250801. The patent publicatio..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Beijing Shengjuhao Tech Co Ltd patent application for Integrated Management Platform for Intelligent Factory in Pipeline Equipment Industry. The invention was developed by Peng Jiapu.
The patent application number is CN202511150559 20250818. The pat..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Aode Tech Co Ltd has submitted a patent application for Safety Early Warning System for Underground Gas Pipe Network. Lin Qiang, Wang Yuanxiang, Lin Dake, Jiang Guang, Li Hao, Leng Song, Gong Weiliang and Fu Hengyao developed the invention.
The patent application number is CN202511516565 20251023. The pate..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Guangzhou Yuejian Sanhe Software Co Ltd has sought patent for Visual Display Method, Device, System and Equipment of Underground Pipeline Model and Medium. This invention was developed by Huang Jian, Zhou Youheng, Zhang Qichao and Yang Keliang.
The patent application number is CN20251150585 20250729. The p..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released PowerChina Shandong Pipeline Engineering and Powerchina Municipal Construction Group patent application for Concrete Pipeline Production Energy Consumption Real-time Monitoring Method and System Based on Internet of Things. This invention was developed ..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Fuzhou Yili Electric Power Eng Co Ltd Electric Power Installation Branch has sought patent for Signal Enhancement Device for Urban Underground Power Pipe Gallery. This invention was developed by Zhang Yuanwei, Liu Yuan, Chen Yue, Wu Yicong, Wu Bipo, Huang Longxing, Chen Jianbin and Li Renkuai.
The patent a..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Ridge Tool Company has been granted a patent for Pipe Threading Mechanisms and Systems. This invention was developed by Kruepke Scott, Bullock Seth B, Chartier Glen R and Krondorfer Harald.
The patent application number is US202318315346 20230510. The patent publication number is US12589460 (B2). Intern..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangmen Huachi Intelligent Tech Co Ltd has applied Chinese patent for Cooling Air Conditioning Garment with Combination of Ice Blocks and Heat Pipe Radiator. Li Tianhuo, Yi Weihua, Yao Jinchi and Fang Chunfeng developed it.
The patent application number is CN20251165504 20250731. The patent publication nu..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jilin Huihua Pipeline Eng Co Ltd has filed a patent application for High-density Polyethylene Pipe Sweat Soldering Device. This invention was developed by Wang Wenpeng, Liu Chuanfu and Liu Xingquan.
The patent application number is CN202511403384 20250929. The patent publication number is CN120886483 (A). ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Guangxi Nancai Pipeline Co Ltd patent application for Multi-station Pipe Flaring Device and Method. This invention was developed by Cheng Fei, Qin Yuxiu, Luo Yuanhui, Lu Zhongbo, Wu Zhongmin, Qian Jun and Jin Yongqiang.
The patent application number ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Sica SpA patent application for Method and Machine for Flaring Pvc-o Pipes. Tabanelli Giorgio and Filippi Ermanno developed the invention.
The patent application number is CN202510563916 20250430. The patent publication number is CN120886465 (A). Int..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Ningxia Xinrui Plastic Products Co Ltd patent application for Extrusion Cooling Forming Mechanism for Pipe Production. This invention was developed by Yang Yang, Chai Hexing and Dong Jianjun.
The patent application number is CN202511304859 20250912. ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Anhui Jingtongwang Pipeline Tech Co Ltd patent application for Cooling Device for Plastic Pipeline Machining. Wei Liang, Liang Yu, Wei Zheng and Chen Gang developed the invention.
The patent application number is CN202511244123 20250902. The patent p..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Xiamen Shuaijie Smart Home Tech Co Ltd has submitted a patent application for Long Pipe Thread Twisting and Withdrawing Structure and Mold. Lian Lifeng, Chi Changkun and Lin Rongsheng developed the invention.
The patent application number is CN20251183689 20250804. The patent publication number is CN120886..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Yibo Comm Equip Group Co Ltd has submitted a patent application for Cooling Equipment for PVC Communication Pipe Machining. This invention was developed by Shao Mingming, Shao Jibao, Feng Qingkai and Lu Fanghua.
The patent application number is CN202511269226 20250908. The patent publication number is CN12..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Linyi Changyue Wire and Cable Co Ltd has submitted a patent application for Polyethylene Cable Vulcanization Pipe Sealing Device. This invention was developed by Wang Xiaohua, Wang Huanmei, Xu Jincai, Yang Lixiang, Shang Ping and Gao Zheng.
The patent application number is CN202511129791 20250813. The pate..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Jiangxi Fengda New Building Mat Co Ltd patent application for Mixer for Prestressed Concrete Pipe Pile Production and Using Method Thereof. This invention was developed by Zhuang Aizhong, Weng Zengquan, Weng Zengfeng and Zhuang Ailiang.
The patent ap..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Shandong Renhe Mould Machinery Co Ltd has sought patent for Efficient and Energy-saving Cement Pipe Manufacturing Mold. This invention was developed by Jia Yongchuan, Li Ruocheng, Wang Chengzhi, Wang Ning and Zhang Daiguo.
The patent application number is CN202511111642 20250808. The patent publication num..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Navac Inc has been granted a patent for Electric Pipe Expander. Jiang Yourong developed the invention.
The patent application number is US202418927382 20241025. The patent publication number is US12589425 (B2). International Patent Classification codes are B21D19/04, B21D39/12, B21D41/02, B29C57/04, B25..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Fujian Shenzhoutong New Material Tech Co Ltd has submitted a patent application for Pipe Body Conveying Deviation Rectifying Device for Glass Fiber Reinforced Plastic Mortar Pipe Production. This invention was developed by Jin Wenming.
The patent application number is CN202511202221 20250826. The patent pu..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Changjiang Geophysical Explor & Testing Co Ltd has sought patent for Drainage Pipe Network Diagram Generation Method and Device, Equipment, Storage Medium and Program Product. This invention was developed by Zhang Jianqing, Ma Shengmin, Su Ting, Ding Liangqing, Xu Tao, Xiao Jiahao and Zeng Jing.
The patent..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received China Three Gorges and Shanghai Investigation Design & Research Institute patent application for Drainage Pipe Network Model Simplification Method and System Based on Graph Theory, Medium and Equipment. Sun Anwei, Lu Songliu, Chen Ruihong, Xu Wangchen a..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Yuanchuang Guangzhou Intelligent Tech Co Ltd has applied Chinese patent for Metal Pipe Fitting Clamping Mechanism and Laser Pipe Cutting Machine. Wu Zhimin developed it.
The patent application number is CN202511190136 20250825. The patent publication number is CN120885853 (A). International Patent Classifi..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- China Huashi Enterprises has submitted a patent application for Pipeline Self-adaptive Cutting Device and Control Method Thereof. This invention was developed by Chen Jiqin, Yu Xin, Rong Zhike, Liu Weijie, Zhao Haitao and Sourcourt.
The patent application number is CN202511132844 20250813. The patent publi..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Guiyang Beikong Water Service Co Ltd has submitted a patent application for Urban Water Supply Pipe Network Satellite Leakage Detection Method Based on Multi-source Data Fusion. This invention was developed by Zhou Ye, Tian Xiaoyi, Zhou Bo, Ngo Chiu, Zhou Quan and Li Chunjiang.
The patent application numbe..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Guangzhou Mayer Corp Ltd has filed a patent application for Steel Pipe Joint Defect Identification Method Based on Cross-modal Fusion Technology. This invention was developed by Feng Hongwei, Yan Guobiao and Guo Qi.
The patent application number is CN20251187771 20250805. The patent publication number is C..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Baihua CNC Jiangsu Co Ltd has applied Chinese patent for Metal Pipe End Double-end Grinding Equipment. Li Ruokong and Yao Chengde developed it.
The patent application number is CN20251148806 20250729. The patent publication number is CN120886145 (A). International Patent Classification codes are B24B27/033..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Cangzhou Youcheng Pipeline Tech Co Ltd patent application for Edge Milling Device for Steel Pipe Production. This invention was developed by Jia Qilin and Ding Zhisen.
The patent application number is CN202511365169 20250923. The patent publication n..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Toyox Co Ltd has been granted a patent for Hose Joint Sleeve and Hose Joint with the Same. Sumiyoshi Yoichi and Tanaka Tomoaki developed the invention.
The patent application number is US202017635194 20200430. The patent publication number is US12590659 (B2). International Patent Classification codes ar..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangsu Hengshu Pipe Ind Co Ltd has filed a patent application for Automatic Pipe Fitting Cutting Device and Method. This invention was developed by Qian Zhichong.
The patent application number is CN202511432651 20251009. The patent publication number is CN120885759 (A). International Patent Classification..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Chung Ho Gun has received a patent for Pipe Connection Device for Repairs.
The patent application number is US202318502247 20231106. The patent publication number is US12590656 (B2). International Patent Classification codes are F16L21/00, F16L21/035 and F16L55/16. Cooperative Patent Classification c..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Guangdong Longfeng Prec Copper Pipe Co Ltd patent application for Oxygen-free Copper Groove Straight Pipe Saw Blade Cutting Device and Preparation Method. The invention was developed by Duan Sihua, Zhang Xuhui, Han Qiushui, Hu Kuanyu, Wei Guanjun, Liu ..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Treadstone Innovations LLC has secured a patent on Nestled Hose. Harshmann Joshua P developed the invention.
The patent application number is US202519057645 20250219. The patent publication number is US12590654 (B2). International Patent Classification codes are F16L11/04 and F16L11/20. Cooperative Pate..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Anhui Sucheng Pipeline Tech Co Ltd has filed a patent application for Metal Cutting Equipment for Cutting Steel Skeleton Pe Pipe. This invention was developed by Yi Shucheng and Wang Zhiyue.
The patent application number is CN20251184753 20250804. The patent publication number is CN120885745 (A). Internati..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Eliot Scott Taylor has obtained a patent for fire hose couplings and adapters. This invention was developed by Eliot Scott Taylor.
The patent application number is US202318111698 20230220. The patent publication number is US12590599 (B2). International Patent Classification codes are A62C33/00, A62C33/0..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Qtrco Inc has obtained a patent for pipeline actuation system. This invention was developed by Holtgraver Edward G.
The patent application number is US202418772433 20240715. The patent publication number is US12590594 (B2). International Patent Classification codes are F15B1/26 and F15B13/042. Cooperati..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Zhangjiagang Qiaosheng Prec Machinery Manufacturing Co Ltd has submitted a patent application for Punching Device for Edge Pressing of Bent Pipe. This invention was developed by Tao Dengfeng and Bao Yongjian.
The patent application number is CN202511416872 20250930. The patent publication number is CN12088..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Taizhou Huipin Stainless Steel Co Ltd patent application for Pipe Fitting Arc Punching Device. This invention was developed by Zhao Cunsong.
The patent application number is CN202511394110 20250928. The patent publication number is CN120885598 (A). I..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Shenzhen Yizhicai Aluminum Hose Mfg Co Ltd patent application for Full-automatic Aluminum Hose Production Device. The invention was developed by Zhou Haidong and Liu Yujiang.
The patent application number is CN20251185399 20250804. The patent public..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Beijing Megahunt Tech Co Ltd has submitted a patent application for Method and System for Burning Pipeline SN Code Based on Ateft Test. This invention was developed by Wen Yong.
The patent application number is CN202510998038 20250720. The patent publication number is CN120994476 (A). International Patent ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Suzhou Hwle Automation Tech Co Ltd has submitted a patent application for Automatic Oil Pipe Spring Assembling Equipment for Fuel Injection Pump. This invention was developed by Xie Haichang, Guo Chengsheng and Dou Xiangying.
The patent application number is CN202511439548 20251010. The patent publication ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Changshu Tianyin Electromechanical Co Ltd patent application for Intelligent Automatic Assembly Station for Air Suction Pipe of Air Suction Silencer of Refrigeration Compressor. The invention was developed by Zhao Yunwen, Zhao Xiaodong, Sun Wei, Ding Z..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangsu Longyang Metal Tech Co Ltd has submitted a patent application for Preparation Method of High-cleanliness Stainless Steel Three-way Pipe Fitting. Chen Lei, Yang Kai and Yang Gan developed the invention.
The patent application number is CN202510885150 20250630. The patent publication number is CN1208..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Tangshan Zhengyuan Pipe Ind Co Ltd patent application for Welded Pipe Straightening Machine. This invention was developed by Gao Shengtong, Liu Xinmiao, Liu Jiming and Yi Jingtao.
The patent application number is CN202511396707 20250928. The patent p..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Cangzhou Changshi Pipeline Equipment Co Ltd patent application for Butt Joint Seam Welding Device for Steel Pipes with Different Diameters. The invention was developed by Wu Xingming and Jia Jingjing.
The patent application number is CN202511239485 ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Jiangsu Nanrui Yinlong Cable Co Ltd patent application for Butt Welding Device for Cable Protection Pipe. The invention was developed by Zhao Shiyin, Cao Diandian, Wang Zhongjian, Li Chaofeng, Li Jianxin and Qi Jianjun.
The patent application number..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Zhongshan Jinzhuo Metal Products Co Ltd has sought patent for Seat Armrest Pipe Fitting and Nut Automatic Assembling Machine. This invention was developed by Luo Yongjia.
The patent application number is CN202511173911 20250821. The patent publication number is CN120885962 (A). International Patent Classif..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Tianjin Yuanhe Ind Equipment Co Ltd patent application for Intelligent Temperature Control Stainless Steel Pipe Rail Type Welding Workstation. The invention was developed by Dong Bo and Tu Yongqiang.
The patent application number is CN202511145220 2..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Qingdao Geological Exploration Institute Of China Metallurgical Geology Bureau has submitted a patent application for Self-adaptive Prefabricated Pipe Pile Welding Robot. This invention was developed by Zhang Weiwei, Li Jingtao, Zhu Jingguo, Qi Qingxue, Sun Zhijian, Ding Zhengxiang, Zhao Yanping, Wang Yanjun,..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Dongying Yize Electromechanical Co Ltd has submitted a patent application for Steel Pipe Inner Wall Surfacing Welding Machine for Metal Pipeline Production. This invention was developed by Tian Yuan and Li Zhankun.
The patent application number is CN202511382047 20250925. The patent publication number is C..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- R&D Tech Suzhou Co Ltd has sought patent for Internal Bridging Argon Filling Device for Pipe Welding. This invention was developed by Lin Chen and Hou Junming.
The patent application number is CN20251107514 20250722. The patent publication number is CN120885924 (A). International Patent Classification code..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Zhejiang Aosheng Intelligent Tech Co Ltd patent application for Full-automatic Laser Cutting Machine for Heavy Profiles and Pipes. Zhou Yunxiang developed the invention.
The patent application number is CN202511174263 20250821. The patent publication..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Hebei Runjia Childrens Toys Co Ltd has submitted a patent application for Cutting Device for Bicycle Frame Pipe Fitting Production. This invention was developed by Qi Shenghua, Mu Dongxu, Zhang Xiang, Wang Yongzheng, Wu Shuchuan, Gao Xiumei and Gao Wanyu.
The patent application number is CN202511334693 202..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Shandong Shengbang Plastics Co Ltd has submitted a patent application for Laser Cutting Device and Method for Polyethylene Pipe. This invention was developed by Wang Wei, Wu Zhengang, Jing Faqi, Sun Quan, Wang Ling and Yan Peigang.
The patent application number is CN202511142751 20250815. The patent public..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Nantong Yizhong Energy Saving Environmental Protection Science & Tech Co Ltd has sought patent for Automatic Adjusting Type Mist Catching Device for Desulfurization Pipeline. This invention was developed by Guo Mingzhe.
The patent application number is CN20251153664 20250730. The patent publication number ..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Jiangsu Daocheng Pipe Industry Tech Co Ltd has submitted a patent application for Steel Pipe Eddy Current Detection Device. This invention was developed by Chen Jianhua, Cui Gong, Kuang Yilong, Zhou Yubin, Dou Hongri and Zhao Xiaobing.
The patent application number is CN202511258500 20250904. The patent pu..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Tianjin Mingde Hvac Equipment Co Ltd has applied Chinese patent for Pexa Pipe Thermal Aging Test Box. Zhang Bin and Wang Bo developed it.
The patent application number is CN202511308429 20250915. The patent publication number is CN120992466 (A). International Patent Classification codes are G01N17/00 and G..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Tibet Datang Zhala Hydropower Dev Co Ltd; Changjiang River Scientific Research Institute Changjiang Water Resources Commission; Changjiang Institute of Survey, Planning, Design and Research patent application for Portable In-hole Extendable Pipe Bag Wat..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangsu Zhongtai Water Co Ltd has sought patent for Filter Device for Water Supply Pipeline of Pontoon. This invention was developed by Mei Yang, Zhang Zhi, Zhang Wei, Chen Shanyu and Yang Jianjun.
The patent application number is CN20251168883 20250731. The patent publication number is CN120884951 (A). In..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Shanghai Ferrotec Intelligent Tech Development Co Ltd has applied Chinese patent for Wet Cleaning Process for Inner Cavity Pipeline of Sliding Diaphragm Type Electromagnetic Valve. Xu Yimeng, Yang Wei, Jiang Lifeng and Wang Chengming developed it.
The patent application number is CN202510985196 20250717. T..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Changzhou Dading Prec Tools Co Ltd has submitted a patent application for Cleaning Equipment for Stainless Steel Hollow Pipe Production. Li Feng, Liu Ming and Liu Jinhua developed the invention.
The patent application number is CN202511206192 20250827. The patent publication number is CN120885509 (A). Inte..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Sichuan Kepai New Mat Co Ltd patent application for Self-adaptive Discharging System and Method for Continuous Copper Pipe Production Line. This invention was developed by Zhang Lei and Lei Yang.
The patent application number is CN202511439280 202510..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangsu Suchuang Pipe Industry Tech Co Ltd has submitted a patent application for Efficient Pipeline Inner Wall Coating Spraying Equipment. This invention was developed by Lu Shihao, Lu Shiwen and Wang Lu.
The patent application number is CN202511416902 20250930. The patent publication number is CN12088537..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Sichuan Road & Bridge Group and Sichuan Railway Construction have submitted a patent application for Method and System for Laying Mass Concrete Hydration Heat Cooling Water Pipes. This invention was developed by Li Haiqing, Shen Tao, Gan Shengjun, Wang Chongjiao, Zhou Hexiang, Zou Yu, Chen Xuesong, Zhou Xun, ..
Pipe
| Wed 01 Apr 2026
Alexandria, April 2 -- Castaneda Lopez Homero and Chen Lin have been granted a patent for Method for Detecting Corrosion Severity of a Metallic Surface on a Pipeline. Castaneda-lopez Homero and Chen Lin developed the invention.
The patent application number is US202318464703 20230911. The patent publication number is US125908..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Beijing University and Zhejiang Qianyi Construction Tech Co Ltd have filed a patent application for Method and Device for Detecting and Positioning Underground Pipeline Containing Ferromagnetic Material. This invention was developed by Xia Mingyao, Zhang Guopeng, Liu Xingen, Lin Mandong and Yuan Zifan.
The..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Tsinghua University and Beijing Jiaotong University have submitted a patent application for Power Station Boiler Pipeline Creep Damage State Characterization Method and Device Based on Magnetoacoustic Detection. This invention was developed by Peng Lisha, Liu Xufei, Sun Hongyu, Huang Songling, Jiang Chaofan, ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Baiyin Nonferrous Power Co Ltd and Baiyin Nonferrous Group have submitted a patent application for On-site Forming Method for Bent Pipe of Steel Large-diameter Pipeline. Wei Xiangkun, Gao Haitao, Niu Xingyu and Chen Fengfeng developed the invention.
The patent application number is CN202511341785 20250919...
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Grid Co Ltd Special High Voltage Construction Branch and Jilin Province Transmission and Transformation Engineering have submitted a patent application for Converter Transformer Pipeline and Accessory Flushing Equipment and Using Method Thereof. This invention was developed by Zhang Jinxiu, Tang Shiqi, ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Guotun Coal Mine of Linyi Mining Group Heze Coal & Electricity has submitted a patent application for Detachable Wrench for Oil Pipe. This invention was developed by Zheng Zhongming, Wang Minghui, Yang Shuangshuang, Sang Zhonglei, Zheng Jiankai, Wu Wenlong and Yue Xingbing.
The patent application number is C..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Tianjin Hengyun Cold Rolling Precision Seamless Steel Tube has submitted a patent application for Efficient Rust Removal Device for Seamless Steel Pipe. Zhang Yuzhong developed the invention.
The patent application number is CN20251131699 20250725. The patent publication number is CN120886159 (A). Internatio..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Zhejiang Zhongda New Materials patent application for Steel Pipe Inner Wall Treatment Equipment. The invention was developed by Wang Yuesheng, Gao Huaping, Wang Xuejun, Gan Jianjun and Huang Zhenxuan.
The patent application number is CN202511414935 20..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Nanjing University of Science & Technology has submitted a patent application for Detonation Positioning Device Suitable for Pipe/pipe Rod Explosive Cladding. This invention was developed by Yang Ming, Li Yuan, Wang Jinxiang, Zheng Hao and Ebisu Jinglong.
The patent application number is CN202511209382 20250..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Yangzhou Jixing Machinery has submitted a patent application for Thick-wall Longitudinal Welded Pipe Machining Supporting Seat. This invention was developed by Bai Zhaoxing and Bai Peng.
The patent application number is CN202511235857 20250901. The patent publication number is CN120885822 (A). International ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Offshore Oil Engineering has filed a patent application for Tool and Method for Cutting Saddle Opening of Process Pipeline. This invention was developed by Liang Chao, Chen Lin, Zhang Zeqing, Liu Chao, Chen Rui, Yu Jianhua, Luo Bingyang, Liu Hanwu, Zhao Shouwei, Hu Shanqun, Li Xuguang, Liu Tonghui, Liu Likun ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Jiangsu Shuaijing Technology has submitted a patent application for Steel Pipe Thread Machining Equipment. Sun Zhong and Zhou Yaqiong developed the invention.
The patent application number is CN202510926986 20250707. The patent publication number is CN120885778 (A). International Patent Classification codes ..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Qingshan Steel Pipe has sought patent for Automatic Cutting and Forming Device for Stainless Steel Pipe. This invention was developed by Cao Xinming, Xie Yi, Chen Fanhu, Shao Bindi and Wu Kang.
The patent application number is CN202511306137 20250912. The patent publication number is CN120885747 (A). Interna..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Shenzhen Xinxinteng Technology patent application for Discharging Device and Pipe Bending Equipment. This invention was developed by Zheng Guorong, Huang Dejin, Xiong Kai and Wu Yushen.
The patent application number is CN202511424175 20250930. The pate..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Anhui Sailing Special Material Technology has filed a patent application for Stainless Steel Pipe Rounding and Shaping Device. This invention was developed by Zhao Chunlin, Liu Xiaoqin, Liu Quanlin, Wu Su and Liu Shuang.
The patent application number is CN20251189189 20250805. The patent publication number i..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Shenzhen General Institute Architectural Design & Research has filed a patent application for Method and Device for Determining Length of Electrical Pipe. This invention was developed by Liao Xin, Qin Jianhua and Li Ping.
The patent application number is CN202510950284 20250710. The patent publication number..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Huaneng Jingmen Thermal Power patent application for Cable Protection Pipe Joint. This invention was developed by Jia Pengwei, Zhao Xianghui, Liu Zhenyu, Liu Hailong, Zhu Guangzhou, Huang Tao, Li Li, Wang Fei, Liu Wei, Yang Xiaofeng, Zhou Hu, Zhang Lei,..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Zhangjiagang Uchen New Energy has submitted a patent application for Simulation Analysis Method of High-power Charging Gun Based on Liquid Cooling Pipeline. This invention was developed by Song Gaojun, Wang Jiandong and Xi Tianyang.
The patent application number is CN20251124351 20250724. The patent publicat..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Harbin Engineering University has sought patent for Performance Calculation Method and System for Impedance Combined Type Pipeline Silencer Based on Transfer Matrix Neural Network. This invention was developed by Liu Chen, Wu Zexi, Chen Huilin, Peng Runze, Cao Yipeng, Zhang Xinyu and Guo Jie.
The patent appl..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published China National Heavy Machinery Research Institute patent application for System and Method for Controlling Immersion Depth of Immersion Pipe of Rh Refining Furnace in Molten Steel. The invention was developed by Jiao Zhiyuan, Zhao Teng, Dong Bo, Yang Z..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- China 22MCC Group Corporation has applied Chinese patent for Coke Oven Basement Horizontal Row Pipe and Flange Welding Positioning Device and Positioning Method. Feng Jinpeng, Sun Xiaotao and Xing Qiya developed it.
The patent application number is CN20251144476 20250729. The patent publication number is CN1..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Shanghai Installation Engineering Group patent application for Positioning Equipment for Short Pipe Flange Welding. Zhang Ningbo, Wang Jianbo, Xu Guangming, Wu Zengqiang, Jiang Huina, Wang Yanchun, Chen Guoqing and Xu Zhihui developed the invention.
Th..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Shandong Liweiyuan Building Technology patent application for Steel Pipe Beam Welding Operation Platform. The invention was developed by Zhang Zuoli.
The patent application number is CN202511128569 20250813. The patent publication number is CN12088595..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- Casic Feihang Technology Research Institute of Casia Haiying Mechanical & Electronic Research Institute has submitted a patent application for Wireless Communication Grounding System for Ultra-high-speed Magnetic Levitation Traffic Line of Low-vacuum Pipeline. Kang Ying, Mao Kai, Dong Hang, Li Shaowei, Wei Ke..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released The Boiler & Pressure Vessel Inspection Institute of Henan Province patent application for Portable Weak Magnetic Detection System for Oil and Gas Pipeline. This invention was developed by Sun Yuling, Cao Lumei, Yu Mingtao, Guo Yong, Fang Weifeng, Liu P..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- Ningbo Fangli Technology has filed a patent application for Continuous Melt Compensation Type Thick-wall Plastic Pipe Extrusion Equipment. This invention was developed by Wu Jianxin and Wang Li.
The patent application number is CN202511198937 20250826. The patent publication number is CN120886446 (A). Intern..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has released Era Inc patent application for Multi-section Type Core Pulling Structure of Large-radian Bent Pipe Mold. This invention was developed by Wang Xiao, Jiang Ting, Xie Fuqing, Chen Zhiwei and Zhou Zhengjie.
The patent application number is CN202511397362 2..
Pipe
| Wed 01 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has received Shandong Jinqu Design Consulting Group patent application for Pull-type Water Supply and Drainage Pipeline Cleaning Device. Li Suying, Gong Shuyan, Yang Qiang, Yu Lijun, Wu Jingjing and Guo Fangjun developed the invention.
The patent application number..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published Wuhan Ruixin Specialty Fiber patent application for Method and Device for Detecting Wall Thickness of Transparent Pipe. The invention was developed by Nie Chuanjie, Wei Zhongcheng, Li You, Ye Ziwen, Wei Feng, Zheng Hanmu, Liu Rui and Yan Dapeng.
The p..
Pipe
| Thu 02 Apr 2026
Beijing, April 2 -- State Intellectual Property Office of China has published DEC Dongfeng Electric Machinery patent application for Water Distribution Ring Pipe Rigidity and Strength Analysis Method Considering Non-uniform Pipe-soil Gaps. The invention was developed by Zhao Honglei, Liang Quanwei, He Qiyuan, Wang Shijian, Zhou ..
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