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Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiujiang Haitian Equipment Manufacturing has submitted a patent application for Size Detection System for Butt Joint of Marine Boiler Pipelines. This invention was developed by Duan Kaihan, Sun Lilun, Ke Sicheng, Pei Tingwen and Wei Xuelong.
The patent application number is CN202510745429 20250605. The pat..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Ningbo Jiayi Pipe Fittings Co Ltd has submitted a patent application for Turning Device and Method for Tee Joint. This invention was developed by Ke Ruiqiang.
The patent application number is CN202510963509 20250710. The patent publication number is CN120606278 (A). International Patent Classification code..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiangsu Lutai Intelligent Door and Window Co Ltd has applied Chinese patent for Pipe Cutting, Grinding and Polishing Integrated Device. Li Min developed it.
The patent application number is CN202510892867 20250630. The patent publication number is CN120606261 (A). International Patent Classification codes ..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has published Fulida Intelligent Control Technology Zhejiang patent application for Filtering Equipment Water Flow Velocity Control Method. The invention was developed by Shen Qirong, Zhu Jun, Xie Guancheng, Tang Jiangang and Wang Yan.
The patent application numb..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Shanghai Dajia Pipeline Equipment Engineering patent application for Liquid Conveying and Evaporating Equipment. This invention was developed by Ma Yuzhao and Zhao Xingang.
The patent application number is CN202511117664 20250811. The patent publicat..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Lisure Science (Suzhou) has filed a patent application for Online Concentration System, Control Method and Chromatographic System Matched with Online Concentration System. This invention was developed by Zhou Sheng, Jin Zuwei and Xu Huixin.
The patent application number is CN202510855179 20250625. The pate..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Haian Shanghai Jiaotong Univ Intelligent Equipment Research Institute and Haian Jiaorui Robot Tech Co Ltd have sought patent for Automatic Pipeline Welding Robot and Using Method. This invention was developed by Yang Liyong, Ge Tao and Liu Chao.
The patent application number is CN202510871857 20250626. The..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Kuche Kexing Coal Ind Co Ltd and China University of Mining have submitted a patent application for Mine Water Collection, Treatment and Purification Integrated Utilization Method Based on Underground Drainage Pipeline. This invention was developed by Guo Junqi, Li Junmeng, Gong Hanlin, Hu Bo, Gu Jiling, Wu L..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Beihang University and Hunan Zhongding Thermotechnical Technology have submitted a patent application for Urban Underground Pipeline Gas Monitoring, Disposal and Utilization System Based on Artificial Intelligence Management. Liu Ziyu, Luo Yingbo, You Shuhuai, Tang Fuli, Liang Aoqin and Zhong Yihang developed..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Zhejiang Haozhonghao Health Product and Yin Gang have filed a patent application for Webbed Claw Pipeline Robot Capable of Vertically Moving Up and Down. This invention was developed by Yin Gang, Zhang Yongxiang and Lei Chuanmao.
The patent application number is CN202410252700 20240306. The patent publicat..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Zhejiang Haozhonghao Health Product and Yin Gang have applied Chinese patent for Rudder Structure Applied to Pipeline Robot. Yin Gang, Zhang Yongxiang and Lei Chuanmao developed it.
The patent application number is CN202410252630 20240306. The patent publication number is CN120609003 (A). International Pat..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Xinjiang Kusha Highway Dev Co Ltd and Xinjiang Communications Investment Construction Management have submitted a patent application for Foam Concrete Foaming Machine Pumping Pipe Damping Device. This invention was developed by Litiv Vayiti, Zhang Yaning, Sun Jinzhu, Xiong Zheng, Ma Zhiming and Zhao Pengcheng..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- China Southern Power Grid Company Limited Ultra High Voltage Trans Company Guangzhou Bureau Haikou B and Electric Power Research Institute have filed a patent application for Ocean Pipe Cable Damping Device. This invention was developed by Feng Bin, Zhao Linjie, Jia Lei, Fu Mingli, Fan Lingmeng, Guo Qiang, Hu..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Anhui Jinli Energy Tech Development Co Ltd and China Energy Construction Group have filed a patent application for G115 Large-aperture Steel Pipe Welding Process Combining Gtaw and Smaw. This invention was developed by Lu Zhibing, Seo Kook Jeong, Zhang Yalin, Li Guoyun, Li Yutao, Hong Liu, Zhang Ziyang and Yo..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Shanghai Nuclear Engineering Research & Design Institute and Zhejiang Jiuli Hi-Technology Metals have filed a patent application for Milling Tool for Machining Heat Pipe Micro-reactor Fuel Base Body and Machining Method. This invention was developed by Lin Jiwei, Wang You, Cao Ping, Lu Junqiang, Fan Huabin, C..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Inner Mongolia Yinhong Energy Dev Co Ltd and Huainan Mining Industry Group have applied Chinese patent for Derusting and Drainage System for Compressed Air Pipeline. Pan Jiatian, Li Zhihong, Duan Yungang, Shen Fei, Kong Wanjun, Wu Haojun, Chen Jigang, Liu Jianjun and Liu Jianing developed it.
The patent ap..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Electric Power Installation Company Of Zhejiang Qiming Electric Power Group Co Ltd patent application for Withstand Pressure Test Sleeve Pipe and Test Method. This invention was developed by Shi Yucheng, Yan Anjun, Wen Xudong, Cong Yun, Wang Wenjun, Wan..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Sichuan Institute Of Geophysical Investig has submitted a patent application for Safety Detection Device and Method for Gas in Pipeline. This invention was developed by Chen Qitao, Sun Bo, Zhao Junyu, Wu Bin, Liu Yi and Zhang Zheming.
The patent application number is CN202510931410 20250707. The patent pub..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Wuhan Iron and Steel has applied Chinese patent for Blast Furnace Internal Pipeline Stroke Identification Method and System. Liu Dongliang, Shuai Zhao, Agricultural Factory and Guo Dalei developed it.
The patent application number is CN202510774760 20250611. The patent publication number is CN120609411 (A). ..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Beijing University of Technology patent application for Flexible Detection Device for Submarine Pipeline Welding Process. Jiang Fan, Lei Pengbo, Zhang Guokai, Wang Shuo, Zhang Lizhong, Zhang Yuchen and Liu Yuan developed the invention.
The patent appli..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Xinjiang Zhongkun New Mat Co Ltd patent application for Quick Connector for Connecting Cable Threading Pipe and Flexible Pipe and Method Thereof. Wang Zheng, Lu Zhiqi, Cao Huaisheng, Du Shengping, Yang Haoyu, Xu Fan and Sun Qishang developed the inventi..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Harbin Engineering University has sought patent for Extraction and Rapid Calculation Method for Working Medium Physical Property Data of Super Real-time Fluid Pipeline Network. This invention was developed by Xiong Yiming, Zhang Yuandong, Sun Jilin, Xia Genglei, Xu Yifan and Peng Minjun.
The patent applicati..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Chengdu University of Technology has applied Chinese patent for Visual Simulation Device and Method for Backfilling and Grouting in Mineral Mining Pipe. Huang Qiuxiang, Zhang Chu, Li Shupeng, Sun Bowen and Hu Yuanyin developed it.
The patent application number is CN202511108933 20250808. The patent publicati..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Tianjin Tengfei Pipe has submitted a patent application for Steel Pipe Ultrasonic Flaw Detection Machine and Flaw Detection Method Thereof. Su Chang, Li Shijie, Yu Hengyang and Li Yudong developed the invention.
The patent application number is CN202511111635 20250808. The patent publication number is CN1206..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has published Qingdao Hongtongxin Copper Ind Co Ltd patent application for Precise Phosphor Copper Pipe Inner and Outer Wall Trace Detection Device and Use Method Thereof. The invention was developed by An Baicun and Jiang Weibin.
The patent application number is..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released CHN Energy Science and Technology Research Institute and State Energy Group Xinjiang Kaidu River Basin Hydropower Dev Co Ltd patent application for Phased Array Detection Method and Device for Gradient Angle Welding Seam of Bent Pipe of Water Diversion ..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Jinghua Plastic Ind Co Ltd patent application for Comparison Test Device, Test Method and Evaluation Method for Heat Conduction Capability of Floor Heating Pipe. This invention was developed by Liu Kai, Ji Shengli, Du Huihui and Liu Yingchun.
The pat..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received No. 719 Res Institute China State Shipbuilding Co Ltd patent application for Tool and System for Testing Shear Stiffness of Corrugated Pipe Expansion Joint Under Large-displacement Working Condition. Bai Hu, Yin Hong, Zhu Dongbao, Tao Haikun, Xia Junjie..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Shandong Dongxin Pipeline Tech Research Institute Co Ltd has sought patent for Abr Pipe Performance Testing Device. This invention was developed by Pan Fuqu, Hou Zhaoguang and Wang Hengye.
The patent application number is CN202510966716 20250714. The patent publication number is CN120609669 (A). Internatio..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Grid Shandong Electric Power Company Shanxian Power Supply Company has sought patent for Cable Pipe Penetrating Device and Construction Method Thereof. This invention was developed by Ruck, Su Qizheng, Zhang Xin, Zhuo Wenhao, Zhao Longfei, Liu Shuai, Wang Rui and Guo Qing.
The patent application numb..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Southeast University has submitted a patent application for Multi-modal Information Fusion and Active Sensing Pipeline Defect Absolute Positioning Method and Device. Zhang Jun, Yang Sheng'ao, Song Jiaqi, Xu Ye and Song Aiguo developed the invention.
The patent application number is CN202510760444 20250609. T..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Guoneng Daduhe Jinchuan Hydropower Construction Co Ltd has applied Chinese patent for Visualization Method of Electromechanical Pipeline Hidden Engineering Based on Two-dimensional Code Technology. Feng Deqiang, Xue Shouning, Yao Yun, Liu Lifeng, Wei Zhongfeng, Yu Ruiyang and Yuan Mu developed it.
The pate..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Wenzhou Suoyuan Prec Welded Pipe Co Ltd patent application for Intelligent Machining Method and System Based on Stainless Steel Welded Steel Pipe Seamlessness. This invention was developed by Wang Long, Zhu Lican and Huang Guangjin.
The patent applic..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received China Merchants Ind Group Weihai Shipbuilding Co Ltd patent application for Ship Pipeline Design Drawing Stage Management Method and System. Xing Youcun, Li Yushan and Zhang Peiyu developed the invention.
The patent application number is CN2025111057..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Guangzhou Jianyu Liye Construction Dev Co Ltd has applied Chinese patent for Construction Site Fire-fighting Pipeline Pre-burying Method and System Based on BIM (building Information Modeling) Technology. He Shuiqing, Cheng Jinyan, Lin Dasen, Huang Jianfeng and Zhong Chunqiang developed it.
The patent appl..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Guangdong Lvxin Environmental Prot Engineering Co Ltd has submitted a patent application for Intercommunication Pipeline Control Method and System for Emergency Adjustment of Double Pools. This invention was developed by Ma Guihua, Zeng Jiantao, Yang Xiaodan, Liao Yongjian, Lai Xiongkai and Chen Zhangzhao.
..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released North China University of Technology and Beijing Beitou City Operation Man Co Ltd patent application for Pipe Gallery Disease Monitoring and Diagnosing Method Based on Multi-source Heterogeneous Data. This invention was developed by Li Quanming, Gao Xi..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Beijing CAS Aerospace Technology has filed a patent application for Method and System for Confirming On-off State of Spray Pipe. This invention was developed by Liu Kai, Han Guanchao, Lin Xiao, Zhang Zhigang and Wu Weiping.
The patent application number is CN202510733999 20250603. The patent publication numb..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Changzhou Oulang Auto Parts has submitted a patent application for Special-shaped Cooling Pipe Machining Process. This invention was developed by Gao Xuan, Yin Junfeng and Chen Xiaogang.
The patent application number is CN202510830224 20250620. The patent publication number is CN120619768 (A). International ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Harbin Boiler has submitted a patent application for Positioning Device for Butt Joint of Pipes with Different Thicknesses and Positioning Method of Positioning Device. This invention was developed by Wang Zhaohu, Wang Qian, Liu Wencui, Zhang Shengyan, Liu Yingnan, Cheng Liang and Lee Heon Bok.
The patent ap..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Zhejiang Jiuxin Pipeline Co Ltd has submitted a patent application for Stainless Steel Welded Pipe Welding and Fixing Assembly. This invention was developed by Ji Jianjun and Lin Zhibin.
The patent application number is CN202510715014 20250530. The patent publication number is CN120619753 (A). Internationa..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released China Metallurgical Construction Engineering Group Chongqing Construction Ind Co Ltd patent application for Auxiliary Equipment for Pipe Fitting Butt Joint and Pipe Fitting Butt Joint Method. This invention was developed by Song Deok-byung, Feng Qinqin,..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Yankuang Energy Group has submitted a patent application for Welding and Positioning Operation Device for Pipeline Quick-connection Clamp for Conveying Fluid. Shen Zhiyong developed the invention.
The patent application number is CN20251128644 20250725. The patent publication number is CN120619736 (A). Inter..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Longjie Machinery Equipment (Taicang) patent application for Anti-corrosion Bent Pipe Welding Combination Device. This invention was developed by Hu Bin, Kan Haihua and Wang Baoyan.
The patent application number is CN202510926332 20250707. The patent p..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Shandong Tongshun Tengda Intelligent Equipment Co Ltd has filed a patent application for Pipe Cutting Machine Tool and Using Method. This invention was developed by Wang Yulian and Zhou Jinyong.
The patent application number is CN202511130398 20250813. The patent publication number is CN120619632 (A). Inte..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Guangdong Beyond Laser Tech Co Ltd has sought patent for Laser Cutting Machine with Feeding Device and Pipe Posture Adjusting Method. This invention was developed by Yin Pengfei and Chang Yong.
The patent application number is CN202510891618 20250630. The patent publication number is CN120619621 (A). Inter..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Jiangsu Runsoo Pipe Ind Co Ltd patent application for Device for Detecting Inner Diameter of Plastic Pipe Fitting. This invention was developed by Xu Zhiqiang and Chen Haosheng.
The patent application number is CN202511115727 20250811. The patent pub..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Jiangsu Xinpeng Composite Mat Co Ltd has submitted a patent application for Stainless Steel Composite Pipe Welding Auxiliary Tool. Shen Yi and Chen Weifeng developed the invention.
The patent application number is CN202510921236 20250704. The patent publication number is CN120619976 (A). International Pate..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Changshu Huaxin Special Steel has submitted a patent application for Efficient Steel Pipe Polishing Equipment. This invention was developed by Cai Zhiqian.
The patent application number is CN202510965255 20250714. The patent publication number is CN120619954 (A). International Patent Classification codes are..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Jiangsu Qingou Construction Dev Co Ltd has submitted a patent application for Pretreatment Intelligent Machining Device for Nodular Cast Iron Pipe Inner Wall Spraying Procedure. This invention was developed by Sheng Rongchao and Sheng Mengmeng.
The patent application number is CN202510923761 20250704. The ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Kangmingyuan Jingshan New Material Tech Development Co Ltd patent application for Grinding and Polishing Device for Plastic Pipe Machining. Wang Hua, Zhang Ake and Zhou Chengli developed the invention.
The patent application number is CN202510997950 ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Shandong Xinlong Piping has submitted a patent application for Production Equipment for High-strength Fiber Composite Pipeline. Zhang Xinlong, Qian Zhenghua and Xia Ke developed the invention.
The patent application number is CN202510964491 20250714. The patent publication number is CN120619945 (A). Internat..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has published Chongqing Zoann Env Services Co Ltd patent application for Municipal Drainage Pipeline Local Polishing Robot and Method Thereof. The invention was developed by Ushimaki, Long Xiaohui and Chen Bo.
The patent application number is CN202510932154 20250..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Hubei Yitong Casting Co Ltd patent application for Chamfering Machine for Nodular Cast Iron Pipe Machining. This invention was developed by Zhang Haijun.
The patent application number is CN202510824284 20250619. The patent publication number is CN120..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Guangzhou Mincai New Material Technology has submitted a patent application for Laser Pipe Cutting Machine for Plastic Hose Machining. Pan Weiqiang, Yang Xiaoqiang and Pan Zhiyong developed the invention.
The patent application number is CN202510721999 20250530. The patent publication number is CN120619610 (..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Foshan Huibaisheng Laser Technology patent application for Laser Pipe Cutting System. This invention was developed by Liang Jiandong, Huang Sixin, Yang Hongjie, Yan Junyi, Lian Zhenda, Liao Guxiang, Luo Yongjie, Ye Xiuta, Lin Zhe, Su Weishun, Yang Guang..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Zhengjiang Changxing Heliang Intelligent Equipment patent application for Double-clamping-die Pipe End Machining Equipment with Self-locking Mechanism. This invention was developed by Rao Meigui, Yang Chuanzhang, Hu Yingjun and Chen Liyuan.
The patent ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Shenzhen Yuhua Equipment Co Ltd has submitted a patent application for Pipe Fitting Cutting and Chamfering Machine. This invention was developed by Zhao Wei and Guo Yuhua.
The patent application number is CN202511109429 20250808. The patent publication number is CN120619854 (A). International Patent Classi..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Taizhou Huipin Stainless Steel Co Ltd has filed a patent application for Automatic Pipeline Welding Device. This invention was developed by Zhao Cunsong.
The patent application number is CN202511125004 20250812. The patent publication number is CN120619847 (A). International Patent Classification code is B..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Hebei Puxing Alloy Tech Co Ltd has sought patent for Novel Mechanical Hose Clamp Assembling Machine and Using Method Thereof. This invention was developed by Liu Zhilei, Zhang Weishuai, Yang Jimin, Zhang Jie and Zhang Qingshen.
The patent application number is CN202410270568 20240311. The patent publicatio..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Chengdu Aircraft Industry Group has submitted a patent application for Assembly Tightening Method and Tightening System for Aircraft Pipeline. Du Ya, Xiong Hongrui, Chen Zhen, Bian Haiqing, Tang Jianjun, Niu Jinpo, Liu Yuxiang, He Ruitao, Yang Yu, Wei Fengjin, Luo Jie, Tu Gaoxing, Zhang Wenting, Zhao Yukai, Z..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Xiangyang Changyuan Langhong Science & Tech Co Ltd patent application for Diesel Engine Cylinder Cover Guide Pipe Pressing Machine with Angle. Tang Hong, Fu Xixiang, Zhang Huihuang, Zhang Junfeng and Zhang Shanghai developed the invention.
The patent..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Luo Jun and Zhao Yan patent application for Communication Pipeline Dredging Equipment and Dredging Method Thereof.
The patent application number is CN202510803153 20250616. The patent publication number is CN120605920 (A). International Patent Class..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiangsu Manjiangchun Urban Planning and Design Res Co Ltd has submitted a patent application for Sewage Pipe Network Multi-node Collaborative Dynamic Flushing Method Based on Liquid Level Difference Driving. Dong Jinbo, Tang Yan, Ma Shunbo, Teng Yili, Hu Haolong and Yang Guofei developed the invention.
The..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has published Anhui Sanxing Environmental Prot Engineering Co Ltd and China Coal Xinji Chuzhou Power Generation Co Ltd patent application for Flow Guide Silencing Device for Air Outlet Pipe of Large Fan. The invention was developed by Wu Guangming, Zhang Zhen, Xue F..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Huaneng Lanzhou Xigu Thermoelectricity has submitted a patent application for Connecting Device for Outlet Pipeline of Sludge Discharge Pump. This invention was developed by Wang Zhen, Wang Huanhuan, Yang Zhao and Hu Linchen.
The patent application number is CN202510632072 20250516. The patent publication nu..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Huaneng Tongxiang Gas Turbine Thermoelectricity Co Ltd and Fuyu Water Business Eng Shanghai Co Ltd patent application for Modular Filtering and Purifying Pipeline for Circulating Water System. Chen Zhiyi, Zhang Yaobin, Song Jiancheng, Li Xiang, Wu Hong,..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Jiangsu Provincial Architectural D&R Institute patent application for Fire-fighting Emergency Water Delivery Pipeline System for Super High-rise Building. Guo Fei developed the invention.
The patent application number is CN202510869347 20250626. The pa..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Xinyi Jiasite Machinery Mfg Co Ltd has submitted a patent application for Clamping Chuck of Numerical Control Laser Pipe Cutting Machine. Zhang Tao, Zhao Tianbing and Zhang Yuhao developed the invention.
The patent application number is CN202510753639 20250606. The patent publication number is CN120619564 ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Xinghua Zhentai Alloy Steel patent application for High-precision Butt Welding Machine for Stainless Steel Pipes. Li Changsheng developed the invention.
The patent application number is CN202511124318 20250812. The patent publication number is CN120619..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Foshan Huibaisheng Laser Technology patent application for Chuck and Pipe Cutting Machine. This invention was developed by Liang Jiandong, Huang Sixin, Yan Junyi, Yang Hongjie, Ye Xiuta, Zheng Changji, Lian Zhenda, Liao Guxiang, Luo Yongjie, Lin Zhe, Su..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Shenzhen Xiaobu CNC Co Ltd patent application for Cutting Equipment, Pipe Clamping Mechanism and Pipe Loosening and Clamping Method. Chen Xianze, Chi Jieheng, Shi Yanliang and Yang Jipeng developed the invention.
The patent application number is CN20..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Ningbo Pote Pneumatic Components patent application for Powder Mould Pressing Device for Machining Quick-insertion Type Pipe Joint Metal Piece. Zhang Zhouyi, Wang Hangjie, Zhang Wuzhang and Zhang Lei developed the invention.
The patent application numb..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Wuhu Xinxing Ductile Iron Pipes has filed a patent application for Four-hole Submersed Nozzle Special for Large Round Billet and Using Method of Four-hole Submersed Nozzle. This invention was developed by Zhang Yabing, Chen Yue, Zuo Xiaotan, Huang Yan, Yang Weiyong, Liu Zhiyong, Yan Jun and Wei Zhendian.
The..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Zoomlion Heavy Industry Science and Technology patent application for Centrifugal Casting Device for Double-layer Conveying Pipe, Double-layer Conveying Pipe and Preparation Method of Double-layer Conveying Pipe. This invention was developed by Liu Pinp..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Fibrpro New Material Tech Shenzhen Co Ltd has applied Chinese patent for Machining Device for Centrifugally Casting Glass Fiber Reinforced Plastic Mortar Pipe. Wang Hanting, Zhong Rihui, Wen Hong and Cai Muyuan developed it.
The patent application number is CN202510790008 20250613. The patent publication n..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Taizhou Zhengda Plastic Packaging Co Ltd has submitted a patent application for Sand Casting Molding Machine for Hardware Pipe Fitting Production. This invention was developed by Hu Xuehui.
The patent application number is CN202510936322 20250708. The patent publication number is CN120619297 (A). Internati..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Changzhou Wankang Electronics Co Ltd has submitted a patent application for Bending Machine for Refrigeration Cycle Pipeline. Feng Qingyu, Fan Hongwei and Fan Guoguang developed the invention.
The patent application number is CN202510886828 20250630. The patent publication number is CN120619195 (A). Intern..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- The 13th Construction of China National Chemical Engineering has submitted a patent application for Pipeline Welding Protection Device and Pipeline Welding Protection Method Thereof. Sun Shengyou, Li Qiang, Du Haiyang, Yue Xiaobo, Jiang Jin, Tian Haitao, Yu Jianshui and Chen Geng developed the invention.
The..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Qingdao Zhengwei Energy Technology has submitted a patent application for Steel Pipe Pole Welding Device for Iron Tower Production. This invention was developed by Li Zhiqiang, Zheng Shaojiang, Yu Xigang, Yang Chen, Dong Chenchen, Yin Cuiping, Han Xiaopeng and Zhang Zhenzhen.
The patent application number is..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiangsu Qinzhi Construction Eng Co Ltd has submitted a patent application for Steel Pipe Surface Cleaning Equipment for Constructional Engineering. This invention was developed by Ding Fan.
The patent application number is CN202511106055 20250808. The patent publication number is CN120605915 (A). Internati..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Qilu University of Technology Shandong Academy of Sciences patent application for Four-direction Supporting Rotary Laser Cleaning Head Suitable for Inner Cavity of Pipeline and Cleaning Method of Four-direction Supporting Rotary Laser Cleaning Head. Thi..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Zhongke Jinjing Shandong Engineering Tech Service Co Ltd has sought patent for Exhaust Pipe Fan Convenient to Disassemble. This invention was developed by Zhao Jingjing, Zhang Jianfeng, Jin Tae-wook and Cong Fangping.
The patent application number is CN202510942030 20250709. The patent publication number i..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Hubei Tuncang Pipe Tech Development Co Ltd has submitted a patent application for Spraying Equipment for Spraying Inner Coating of Composite Pipe and Spraying Method of Spraying Equipment. Wang Yin, Zhang Nannan, Lin Hanwen, Wang Shuhai and Hu Xuebing developed the invention.
The patent application number ..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Zhongshan Qingyi Metal Products Entpr Co Ltd patent application for Single-pipe Foam Flushing Dual-purpose Water Gun. Qian Weizhong, Li Shulong, You Tangjie and Xie Fei developed the invention.
The patent application number is CN20251146130 20250729...
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- CSSC-MES Diesel has sought patent for Self-adaptive Lap Joint Flange for Outer Pipe of Fuel Gas Double-wall Pipe of Marine Low-speed Diesel Engine. This invention was developed by Xu Xiang, Cai Xuhang and Jie Bole.
The patent application number is CN202510801600 20250616. The patent publication number is CN1..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Hefei Eastern Microchem Molecular Mat Co Ltd has submitted a patent application for High-shear Ultra-dispersion Pipeline Type Continuous Flow Micro-nano Bubble Gas-liquid Mixing Device and Method. This invention was developed by Zhu Shoucheng, Huang Jiabang, Yang Hongxing, Wang Daoquan, Zhou Rui, Sang Jianwei..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Anhui Quanchai Engine has sought patent for Air Inlet Connecting Pipe Wire Harness Fixing Support. This invention was developed by Yin Chao, Gao Peng, Wang Chenfang, Xu Fan and Zhang Dongju.
The patent application number is CN20251147548 20250729. The patent publication number is CN120621244 (A). Internation..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Tibet Zero Carbon Ind Development Co Ltd has submitted a patent application for Oxygen Pipeline Impurity Adsorption Treatment Equipment. This invention was developed by Li Hanyong, Yang Xin, Wang Shuaijie and Ning Daqing.
The patent application number is CN202510828160 20250620. The patent publication numb..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Qingdao Huasizhuang Energy Tech Co Ltd has submitted a patent application for Multi-angle Assembling and Welding Device for Steel Pipe of Wind Power Tower. This invention was developed by Wang Tonghua, Zhang Qiang and Zhang Longgang.
The patent application number is CN202510985974 20250717. The patent publ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Zhangjiagang Shengye Tech Co Ltd has sought patent for Size-adjustable Long Pipe Machining Tool. This invention was developed by Zheng Minfeng, Zhang Yongqiang and Chen Xiaolei.
The patent application number is CN202510625128 20250515. The patent publication number is CN120619485 (A). International Patent ..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has published Jiangsu Huajie Stainless Steel Product Co Ltd patent application for Automatic Cutting Equipment for Stainless Steel Pipe. The invention was developed by Yuan Jing.
The patent application number is CN202511130861 20250813. The patent publication num..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has released Jiangsu Lvyang Greenhouse Equipment patent application for Greenhouse Steel Pipe Cutting Device. This invention was developed by Zhao Yougan.
The patent application number is CN202511130645 20250813. The patent publication number is CN120619465 (A). In..
Pipe
| Mon 23 Feb 2026
Beijing, Feb. 24 -- Hubei Zhongteng Tech Co Ltd has submitted a patent application for Cutting Device for Metal Pipe Fitting. Hu Zhihong and Wei Haiqing developed the invention.
The patent application number is CN20251139108 20250728. The patent publication number is CN120619458 (A). International Patent Classification codes ..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Foshan Huibaisheng Laser Technology has submitted a patent application for Feeding Frame and Automatic Feeding Pipe Cutting Machine. Liang Jiandong, Yan Junyi, Huang Sixin, Yang Hongjie, Zheng Changji, Lian Zhenda, Liao Guxiang, Luo Yongjie, Lin Zhe, Su Weishun and Xu Ming developed the invention.
The patent..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jinan G Weike Laser Technology has sought patent for Positioning Device for Pipe Laser Cutting Machine. This invention was developed by Wang Mingli, Jiang Xifeng and Yanagi Hideaki.
The patent application number is CN202510577927 20250507. The patent publication number is CN120606161 (A). International Paten..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- State Intellectual Property Office of China has received Dongfang Boiler Group, Dongfang Electric Corporation patent application for Intelligent Assembling and Welding Device for Small-caliber Steel Pipes and Operation Method. Luo Yongfei, Dou Quanshan, Zhong Zhengbin, Fu Jun, Li Hao, Sheng Zhongxi and Xu Don..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiangyin Huawei Metal Products Co Ltd has sought patent for Steel Pipe Positioning Device. This invention was developed by Li Wei, Zhao Haizhong, Zhao Yong and Li Mingxuan.
The patent application number is CN20251126720 20250724. The patent publication number is CN120606130 (A). International Patent Classi..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Jiangsu Huajie Stainless Steel Product Co Ltd has sought patent for Automatic Opening Flattening Machine for Stainless Steel Pipe. This invention was developed by Yuan Jing.
The patent application number is CN202511124965 20250812. The patent publication number is CN120606121 (A). International Patent Clas..
Pipe
| Tue 24 Feb 2026
Beijing, Feb. 24 -- Taizhou Changsheng Corrugated Pipe has filed a patent application for Variable Fixed-length Cut-off Machine for Corrugated Pipe. This invention was developed by Hwang Hae-jun, Liu Lixia and Zeng Tingting.
The patent application number is CN202511113181 20250811. The patent publication number is CN120606120 (..
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