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Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Yantai Tongwo Machinery Equipment has submitted a patent application for Pipeline Girdling Automatic Machining Equipment. Fan Xuxin, Qiao Yijia, Zou Wei and Qu Shiyu developed the invention. The patent application number is CN202511248055 20250903. The patent publication number is CN120734419 (A). Internat..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Harbin Institute of Technology, Weihai has sought patent for Oil and Gas Pipeline Fracture Phase Field Fatigue Crack Propagation Calculation Method, System, Equipment and Medium. This invention was developed by Yang Shuo, Yu Changli, Zhang Xingming, Shen Yongxing and Yu Yongjie. The patent application number..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Central South University has sought patent for Dynamic Response Analysis Method for Vehicle-rail-pipe-cable Coupling System of Double-pipe Suspension Tunnel. This invention was developed by Wang Kun, Zhang Yujie, Wu Guoqing, Zhu Zhihui, Xu Lei and Gong Wei. The patent application number is CN202510909425 202..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Northwestern Polytechnical University has submitted a patent application for Multi-communication Pipeline Layout Optimization Design Method Based on Wormlike Characteristics. This invention was developed by Zhou Ying, Zhang Weihong, Zheng Ze, He Linsheng and Zhou Lu. The patent application number is CN202511..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Southeast University has sought patent for Corrosion Pipeline System Maintenance Strategy Determination Method, Device and System. This invention was developed by Xie Mingjiang, Li Jie, Wei Ziqi and Qiu Chang. The patent application number is CN202510817106 20250618. The patent publication number is CN120725..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Zhejiang University has applied Chinese patent for Condenser Condensation Pipe Plug Identification and Positioning Method and System Based on Deep Learning. Huang Hui, Liu Jie, Huang Haocai, Song Hong, Jiang Jun, Zhou Zhengye, Xu Jing, He Shuangyan and Li Peiliang developed it. The patent application number ..

Pipe

  |  Fri 06 Mar 2026

Munich, March 7 -- ChampionX has filed a patent application for Multipurpose Pipeline Surface Applicator. This invention was developed by Gon Saugata, Wint David D, Khan Muhammad Hamzah, Groeschel Sarah Nicole, Hew Joshua Thomas, Hand Michael Christian, Shabana Reinaldo Raafi and Buttery Heath Joseph. The patent application num..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has released Sumitomo Riko patent application for Resin Composition for Vehicle Coolant Delivery Pipe, and Vehicle Coolant Delivery Pipe. This invention was developed by Okahisa Masashi and Mizutani Koji. The patent application number is CN20248012704 20240222. The..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- CCCC First Harbor Engineering Bureau Ecological Engineering has sought patent for Intelligent Cleaning System for Dosing Pipeline of Sewage Treatment Plant. This invention was developed by Cao Zaisheng, Zhang Wanda, Liu Wenbin, Guo Yuehua, He Wenkai, Tian Yi, Luo Mingbiao and Ping Sai. The patent application..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Hangzhou Changhai Electric Power Technology has submitted a patent application for Intelligent Cleaning Equipment and Method for High-pressure Vacuum Switch Metal Gas Pipe Production. Zhong Chudong developed the invention. The patent application number is CN202510886990 20250630. The patent publication numbe..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Sumaite Intelligent Technology (Jiangsu) has submitted a patent application for Rolling Flaring Device of Pipe Expander and Using Method of Rolling Flaring Device. Hua Bingshui, Tan Guofu, Wang Zhaohui and Jiang Yonghao developed the invention. The patent application number is CN202511241489 20250902. The pa..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has received CRRC Qingdao Sifang patent application for Pipe Machining Method and System Based on Manipulator. Liu Chengbo, He Jinbao, Huang Bikun, Gao Zhenqiang, Cheng Fangling and Lim Geun-dong developed the invention. The patent application number is CN202510988..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has received Jingjiang Special Steel patent application for Method for Cooperatively Deforming High-precision Thin-wall Steel Pipe Based on Cold Rolling and Cold Drawing. He Yue, Yu Daojun, Ge Zhiqun, Shi Hengyu, Chen Guihong and Jiang Yanqing developed the inventio..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Baotou Iron and Steel Group has filed a patent application for Elbow Pipe End Device at Outlet of Second Pinch Roll of High-speed Wire Rod Rolling Mill. This invention was developed by Lei Hu, Gong Runpeng and Dong Dequan. The patent application number is CN20251103957 20250721. The patent publication number..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has received Tianjin Steel Pipe Manufacturing patent application for High-performance Guide Plate for Seamless Steel Pipe Perforating Process and Machining Method of High-performance Guide Plate. Guo Dedong, Sui Jingbo, Jia Weiwei, Tian Zhiguo, Zhang Zhongwen, Gao R..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has received Jilin Haoning Laser Welded Pipe Technology Development patent application for Auxiliary Device for Pipe Fitting Welding. Qian Xiaolei developed the invention. The patent application number is CN202511254038 20250904. The patent publication number is CN..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Powerchina Henan Engineering has submitted a patent application for Small Pipeline Connecting Pipe Seat Welding Tool and Construction Method. Liu Huijie, Wang Jing, Wang Yanfeng, Wang Tao, Wang Xiaolin and Zhao Jun developed the invention. The patent application number is CN20251160775 20250730. The patent p..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has published Bklaser Intelligent Equipment Technology Ningbo patent application for Laser Pipe Cutting Machine for Large-pipe-diameter Pipe Machining. The invention was developed by Yang Bin, Song Pingping and Li Binbin. The patent application number is CN20251083..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has published Anhui Sailing Special Material Technology patent application for Inner Cavity Supporting Mechanism for Stainless Steel Thin-wall Steel Pipe Machining. The invention was developed by Zhao Chunlin, Liu Xiaoqin, Liu Quanlin, Wu Su and Liu Shuang. The pat..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Yantai Salvage Bureau of Ministry of Transport has filed a patent application for Thermal Working Method for Oil-containing Pipeline. This invention was developed by Zou Junyun, Xu Fei, Zhang Cheng, Wang Mingjun, Qu Zhiyi and Wang Li. The patent application number is CN202511178311 20250822. The patent publi..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Qingdao Beichuan Pipe Industry has filed a patent application for Welding Clamp for Large-diameter Ship Pipe Fitting Machining. This invention was developed by Tang Guoyuan, Zhang Lujun, Nie Tiezhu and Zhou Zhigang. The patent application number is CN20251103743 20250721. The patent publication number is CN1..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Wuhu Tianhang Equipment Technology has submitted a patent application for Device and Method for Removing Paint Layer on Top Oil Pipe of Stator of Alternating-current Generator. Chen Zhangheng, Cao Haoran, Luo Yan, Xie Yongkai and Zhang Rui developed the invention. The patent application number is CN202510985..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Dalian University of Technology has sought patent for Turnover Device and Method for Double-sided Machining of Large Array Composite Pipe Component. This invention was developed by Kang Renke, Qin Yan, Liang Dawei, Dong Zhigang, Wang Yan and Bao Yan. The patent application number is CN202510826885 20250619. ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- State Intellectual Property Office of China has released Chengdu Aircraft Industry Group patent application for Forming Method of Composite Variable Cross-section Guide Pipe. This invention was developed by Liu Sitong, Luo Wei, Liu Zhijie, Liu Donghang, Zeng Xingquan, Zhang Yi and Tang Zhi. The patent applic..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Zhejiang Sanfu Technology has applied Chinese patent for Pressure-resistant and Oil-resistant Rubber Hose and Preparation Method Thereof. Xu Kainan, Ma Guixiao, Xu Jianan, Li Shaojie and Chen Wangguan developed it. The patent application number is CN202510900775 20250701. The patent publication number is CN1..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 7 -- Southwest Jiaotong University has submitted a patent application for Permanent Magnet and Electromagnetic Hybrid Hanging Type Suspension Pipe Rail Transportation System. This invention was developed by Zhang Min, Ma Weihua, Li Miao, Hu Junxiong, Wang Bo and Luo Shihui. The patent application number is CN2025..

Pipe

  |  Sat 07 Mar 2026

Beijing, March 7 -- Chengxi Shipyard has submitted a patent application for Oil Intermingled Hose Storage and Transportation Bucket. This invention was developed by Yan Zhengping, Hu Chen, Wang Huida, Pan Jianwei and Zhang Xionggang. The patent application number is CN202510829665 20250620. The patent publication number is CN12..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Jiangsu Xihe Tech Co Ltd and Jiangsu Tinghe Tech Co Ltd have sought patent for Steel Pipe Production Data Detection Method and System. This invention was developed by Zhu Yiting. The patent application number is CN202511228312 20250829. The patent publication number is CN120721036 (A). International Patent..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- The First Eng Co Ltd Of Ctec Group and China Tiesiju Civil Engineering Group have sought patent for Rectangular Pipe Gallery Layered Backfill Soil Monitoring Method and Monitoring System. This invention was developed by Hui Jibin, Xie Ziqiang, Xu Hailin, Lin Dong, Fu Yinqing, Huang Qiu, Zhao Dong, Yan Zengche..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- First Branch Of Tianjin Youfa Steel Pipe Group Co Ltd and Tianjin Youfa Steel Pipe Group Co Ltd have submitted a patent application for Gradient Welding Strength Control Method and System for Welding Galvanized Steel Pipe for Fire Fighting. This invention was developed by Jia Xingliang, Zhang Degang, Yang Men..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Power Investment Heli Tongchuang Beijing Tech Co Ltd and State Nuclear Uranium Resources Co Ltd have filed a patent application for Accelerator Dee Plate Water-cooling Copper Pipe Welding Wire Welding and Stacking Method. This invention was developed by Qin Lei, Lyu Yinlong, Zhou Pingyuan, Lei Yu, Cui T..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Wanxiang Qianchao Co Ltd and Wanxiang Tongda Co Ltd have applied Chinese patent for Pipe Fitting Cutting Control Method and Pipe Fitting Production Device. Wang Tao and Li Shenbo developed it. The patent application number is CN202511188896 20250825. The patent publication number is CN120715284 (A). Intern..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Shenzhen Mcc20 Construction Co Ltd and Mcc20 Group Shenzhen Construction Dev Co Ltd have submitted a patent application for Pipe Jacking Machine Front Shell Bin Plate Sealing Protective Door and Pipe Jacking Machine Cutter Head Repairing Method. This invention was developed by Ma Lei, Wang Chunyan, Cai Junbin..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Shanxi Coal Import And Export Group Puxian Baozigou Coal Ind Co Ltd and Anhui University of Science and Technology have sought patent for Anti-blockage Bend Connecting Pipe for Underground Filling Pipeline and Blockage Clearing Method. This invention was developed by Han Lei, Liu Yunlong, Su Songrong, Zuo Cha..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Shandong Qirunyuan New Material Tech Co Ltd and Shanghai Qirun New Material have submitted a patent application for Beta Nucleating Agent for Polypropylene Pipe and Preparation Method of Beta Nucleating Agent. This invention was developed by Cao Lin, Cao Ziqing and Li Chen. The patent application number is..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Taizhou Xiwang Electromechanical Tech Co Ltd and Taizhou Medical Hi Tech Ind Development Zone Fire Rescue Brigade have sought patent for Automatic Separating Device for Water Hose Connector. This invention was developed by Zhao Liqi, Zhao Guoqiang, Gao Yunfeng, Zhao Feng, Guo Renpeng, Yu Binbin, Sun Yong, Li ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Tsinghua Shenzhen International Graduate School patent application for Submarine Landslide-seabed-pipeline Three-dimensional Mechanical Analysis Experiment System. This invention was developed by Jing Lu and Song Zhangliang. The patent application nu..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Anhui Outaiqi Smart Water Technology patent application for Pipeline Connecting Structure. This invention was developed by Wang Shupei and Wang Cheng. The patent application number is CN202511104923 20250807. The patent publication number is CN120720..

Pipe

  |  Thu 05 Mar 2026

Alexandria, March 6 -- Changzhou University has been awarded a patent for Protective Devices for Submarine Pipelines. This invention was developed by Ji Hong, Guo Jie, Yang Ke, Xing Zhixiang, Jiang Juncheng, Liu Yuchen and Shen Wencong. The patent application number is US202318510600 20231115. The patent publication number is..

Pipe

  |  Thu 05 Mar 2026

Alexandria, March 6 -- Talent Unltd Online Services Private Ltd has secured a patent on System and Method for Detecting and Communicating On-device Intent with Partner Applications Using Streaming Pipe Inter-process Communication. Prasad Ankit and Tomar Saurabh developed the invention. The patent application number is US20231..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received Huaneng Qinbei Power Generation patent application for Boiler Pipe Base Fillet Weld Life Prediction Method and Device, Electronic Equipment and Storage Medium. Wu Dongsen, Guo Wenhai, Leng Jing, Liu Weile, Zhou Shaoxiang, Wang Yun, Wang Qianqian, Gao Da..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Zhengzhou University has submitted a patent application for Defect Detection and Risk Assessment Method for Drainage Pipeline. This invention was developed by Wang Niannian, Zhang Qingze, Fang Hongyuan, Di Danyang, Li Bin and Zhai Kejie. The patent application number is CN202510809422 20250617. The patent pu..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Shandong Jianzhu University patent application for Method and System for Calculating Soil Deformation Caused by Double-line Parallel Pipe Jacking Construction. The invention was developed by Han Jianyong, Li Shen'ao, Wang Qinghai, Yang Yupeng, Zhang Zh..

Pipe

  |  Thu 05 Mar 2026

Alexandria, March 6 -- Dell Products has obtained a patent for decision pipeline for forecasting and optimization in resource planning. This invention was developed by Jha Saurabh, Patra Sailendu Kumar and Shanmugasundaram Priya. The patent application number is US202418633849 20240412. The patent publication number is US125670..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published China Yangtze Power patent application for Intelligent Micro Joist Barrow Inspection System and Method for Coupling Vibration and Infrared Monitoring of Pipe Gallery Bridge State. The invention was developed by Xiao Yong, Zhen Hongzhi, Lu Xiaodan, Tan ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Hangzhou Hikmicro Sensing Technology Co Ltd has sought patent for Testing Method and Testing Device for Level Meter and Adhesion Working Condition Bypass Pipe. This invention was developed by Lei Bing, Zhang Qiannan and Xu Xiaoliang. The patent application number is CN202511195239 20250826. The patent publ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Shenyang Top New Mat Co Ltd has submitted a patent application for Cobalt-based Metal Ceramic Composite Pipe Drift Diameter Detection Device. This invention was developed by Liu Tiancong. The patent application number is CN202511223665 20250829. The patent publication number is CN120720956 (A). Internation..

Pipe

  |  Thu 05 Mar 2026

Alexandria, March 6 -- International Business Machines has received a patent for Discovery of High Value Machine Learning Pipeline Segment and Reuse. This invention was developed by Gao Lei, Wang Jin, Zhang A Peng, Li Kai, Liu Yan and Yang Geng Wu. The patent application number is US202318476435 20230928. The patent publication..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received Shanghai Ruixi Medical Tech Co Ltd patent application for Multi-wire Parallel Winding Equipment for Multi-strand Spiral Channel Pipe and Control Method of Multi-wire Parallel Winding Equipment. Zhou Lei, Su Jie, Li Weixu and Mei Jie developed the invent..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Jingjiang Taihe Ship Co Ltd patent application for Ocean Pipe Cable Laying Ship. The invention was developed by Chen Yafeng. The patent application number is CN202510751918 20250606. The patent publication number is CN120717281 (A). International Pa..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Jiangsu Yongtai Stainless Steel Products Mfg Co Ltd patent application for Stacking Device of Automatic Stereoscopic Warehouse for Stainless Steel Pipeline Production. The invention was developed by Liu Yaping and Cheng Qiaojing. The patent applicat..

Pipe

  |  Fri 06 Mar 2026

Jerusalem, March 6 -- Israeli Patent Office has published Plas Fit Ltd; Jacob Friedrich; Avraham Tavor (plas-fit Ltd,; Jacob Friedrich,; Avraham Tavor) patent application for Water Pipe Splitting Saddle. The invention was developed by Jacob Friedrich and Avraham Tavor. The patent application number is IL20190268845 20190822...

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Xu Xiwen patent application for Comprehensive Drainage Pipe Network Flow Velocity Measurement System. This invention was developed by Xu Xiwen and Luo Liming. The patent application number is CN202410357476 20240327. The patent publication number is ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Shenzhen Dymind Biotechnology has filed a patent application for Sample Analysis System and Sample Analysis Method of Pipeline. This invention was developed by Chen Yuanqiang. The patent application number is CN202410388430 20240329. The patent publication number is CN120721989 (A). International Patent Clas..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Gree Electric Appliances, Zhuhai patent application for Condenser Pipeline and Air Conditioner. This invention was developed by Liu Ziyang, Lai Xiaocheng and Huang Weiqing. The patent application number is CN20251143071 20250728. The patent publication..

Pipe

  |  Thu 05 Mar 2026

Alexandria, March 6 -- Inaba Denki Sangyo Co Ltd has received a patent for Pipe Support Member. This invention was developed by Shimizu Akira. The patent application number is US202218711235 20220610. The patent publication number is US12565946 (B2). International Patent Classification codes are F16L3/00, F16L3/12 and F16L3/1..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- CSSC-MES Diesel has applied Chinese patent for Cleaning Method and Pipe System for Marine Diesel Engine Air Cooler. Xie Huiyuan, Shen Haoshuai and Xue Haoze developed it. The patent application number is CN202510801599 20250616. The patent publication number is CN120720110 (A). International Patent Classific..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Hunan Zhongcai Chemical & Building Materials and Zhejiang Zhongcai Pipes Science & Technology has applied Chinese patent for Flexible Environment-friendly IDPE Irrigation Pipe and Preparation Method Thereof. Feng Jianzhong, Huang Hongyan, Zhou Yajun, Yu Jie, Zeng Ze, Long Jianguo, He Zheng, Yao Junlan and Xia..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Huaian Jingrui New Material Tech Co Ltd has submitted a patent application for High-temperature-resistant Polyurethane Thermal Insulation Pipe and Processing Technology Thereof. Han Zhicheng and Zhang Yi developed the invention. The patent application number is CN202510849155 20250624. The patent publicati..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Ganzi Power Supply Company Of State Grid Sichuan Electric Power Company has filed a patent application for Auxiliary Equipment for Laying Power Pipeline. This invention was developed by Li Longjiang, Hu Zheng, Qiu Feng, Cao Liang, He Chenggang, Ao Lubin, Xu Heng, Ren Xudong, Li Yuhong and Wan Chengcheng. T..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Harro Hofliger Verpackungsmaschinen GmbH has submitted a patent application for Device and Method for Shaping Free End of Hose Section. This invention was developed by Schaal Frederik, Bantel Holger, Stahl Ulrich, Pohl Bernd and Marpez Jeremie. The patent application number is CN202510368989 20250327. The ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Inner Mongolia Zhihong Energy Saving Tech Co Ltd has sought patent for High-density Polyethylene Seamless Bent Pipe Polyurethane Thermal Insulation Elbow and Preparation Method Thereof. This invention was developed by Yan Weiguang, Ai Kunpeng and Yan Weijie. The patent application number is CN202511133742 ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Guangdong Gaoergao Plastic Tech Co Ltd has submitted a patent application for Process for High-temperature-resistant Shrinkage Pipe. This invention was developed by Chen Dafeng. The patent application number is CN202510870285 20250626. The patent publication number is CN120716131 (A). International Patent ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- China Mcc5 Group Corporation has submitted a patent application for Automatic Pipeline Grooving Device. This invention was developed by Feng Jian, Lu Weichao, Deng Meng, Wang Pengpeng, Yi Xingfu, Ran Longbing, Si Taojie, Geng Jiguang, Li Mengjie, Mo Wenlong, Qiu Shuai and Fu Yingjie. The patent application n..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Wuxi Taidiya Electric Power Equipment Co Ltd has submitted a patent application for Punching Device for PVC Pipeline. Yu Hongqi developed the invention. The patent application number is CN202510760864 20250609. The patent publication number is CN120715978 (A). International Patent Classification codes are ..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Wanwu Xianglian Communication, Xiangyang has submitted a patent application for Plastic Pipe Beveling Device. This invention was developed by Chen Litong, Zeng Fanlin and Tan Zhigang. The patent application number is CN20251103007 20250721. The patent publication number is CN120715977 (A). International Pate..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Hebei Qianxin Plastic Product Co Ltd has submitted a patent application for Cutting Device for Pe Pipe Production. This invention was developed by Wang Yanming. The patent application number is CN202511137320 20250814. The patent publication number is CN120715975 (A). International Patent Classification co..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Yantai Zhange Electronic Co Ltd has submitted a patent application for Pipe Fitting Cutting Device for Liquid Crystal Display Screen Machining. Chen Jizhong, Zhang Kai, Zhao Tao and Yu Dongwei developed the invention. The patent application number is CN202511220347 20250829. The patent publication number i..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Ganzhou Shuntian Tech Co Ltd patent application for Impurity Removing and Spraying Equipment for Inner Wall of Metal Plate Steel Pipe. This invention was developed by Liu Yunhui, Chen Jiamei and Liu Shengbin. The patent application number is CN202511..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Qingdao Dongye Refractory Materials has filed a patent application for Refractory Material Lapping Equipment and Pipe Fitting Lapping Method. This invention was developed by Zhou Kaiyuan, Xu Hongtao, Zhou Zhiyuan and Zhou Yongxing. The patent application number is CN20251195788 20250806. The patent publicati..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Chengxi Shipyard has sought patent for Rolled Exhaust Pipe Flange Protection Tool. This invention was developed by Liang Jian and Gao Qiang. The patent application number is CN20251130949 20250725. The patent publication number is CN120715822 (A). International Patent Classification code is B25B11/00. An a..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Handan University and Wuan Feixiang Metal Products Co Ltd patent application for Cast Pipe Inner Wall Polishing Device and System. The invention was developed by Li Ziwei, Wang Liqiang, Wang Rutian, Wang Xueqiang and Wang Xiaoxue. The patent applica..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Longda Steel Group has submitted a patent application for Intelligent Inner Face Grinding Device for Large-diameter High-strength Corrosion-resistant Stainless Steel Seamless Steel Pipe. This invention was developed by Wu Huanghui, Sun Lingdan, Hong Qianqian, Xiang Bingran, Wu Xiaohu, Xiang Nanfang, Wang Quan..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Lanxin Suanli Shenzhen Tech Co Ltd patent application for Processor Pipeline System, Long-distance Jump Processing Method and Related Equipment. The invention was developed by Wang Zehua, Chen Ran and Jia Xinxia. The patent application number is CN2..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Lanxin Suanli Shenzhen Tech Co Ltd patent application for Processor Pipeline System, Pipeline Rapid Recovery Method and Related Equipment. The invention was developed by Wang Zehua, Sun Xiaoming and Jia Xinxia. The patent application number is CN202..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Xi'an Yuxing Petroleum Machinery Of New Tech Development Co Ltd patent application for Device for Cutting Oil Pipe in Pressure Cavity Working Under Pressure and Process for Pulling Out Cut Oil Pipe. The invention was developed by Lei Kuancheng, Lei Wei..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- No. 280 Res Institute Of Nuclear Industry has applied Chinese patent for Combined Drilling Tool and Method for Fishing Rock Powder in Hole Through Multi-stage Powder Taking Pipe. Yao Haiping, Wang Sili, Li Baijun, Pei Shengli, Zhang Liang, Yao Jian, Li Xinqi, Zhao Chi and Zou Yahui developed it. The patent..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Changsha Comprehensive Survey Center China Geological Survey has submitted a patent application for Clamping Device for Inner Pipe of Semi-closed Pipe and Inner Pipe of Semi-closed Pipe. This invention was developed by Wang Wenshi, Wang Jie, Wang Hu, He Qianping, Cai Jun, Fang Guoqing, Pan Deyuan and Li Kai. ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Guangxi Ruiyi Tech Co Ltd patent application for Ring Pipe Drilling Machine and Construction Method. The invention was developed by Ren Yayong, Han Le, Qin Yingchang, Chen Hui, Qin Baisen, Xiao Chunqi and Wu Chongjin. The patent application number i..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Nuotong Suzhou Fluid System Technology patent application for Fluid Connector Pipe Fitting Grinding Machine Tool. The invention was developed by Gao Fahua. The patent application number is CN202510941036 20250709. The patent publication number is CN12..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Hangzhou Bainuo Electric Power Tech Co Ltd has sought patent for Multifunctional Polishing Equipment for PVC Pipe. This invention was developed by Wang Lanping, Shen Yufu and Wang Tieqin. The patent application number is CN202511178695 20250822. The patent publication number is CN120715787 (A). Internation..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Ganyeah Holding Group Co Ltd patent application for Adjustable Synchronous Precision Polishing Machining Device for Inner Wall and Outer Wall of Stainless Steel Pipe. This invention was developed by Luo Yuanqing, Wu Zhengyi, Fan Xiaoyan, Lu Congda and X..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received Inner Mongolia Normal University patent application for Pipe Network Water Leakage Point Detection and Distance Positioning Method Based on Flow Analysis. Guo Gaizhi, Zhuang Yuening, Zhang Zeyu, Yu Zongzuo, Zhang Pengju, Meng Xuemei and Fu Yuhao develop..

Pipe

  |  Fri 06 Mar 2026

Beijing, March 6 -- Shenzhen Zhongshidai Ind Co Ltd has applied Chinese patent for Data Pipeline Integration Method and System. Liu Danting, Tian Wenjun, Jiang Xiuhua, Wen Jianling and Dong Haibo developed it. The patent application number is CN202510883697 20250629. The patent publication number is CN120723830 (A). Internati..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received China Three Gorges patent application for Sewage Sampling System and Method for Drainage Pipe Network. Zhao Zhichao, Liu Wushuang, Wang Wanqiong, Peng Shouhai, Yin Wei and Liu Wei developed the invention. The patent application number is CN202511104014..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Zhengzhou University has applied Chinese patent for Intelligent Manufacturing System and Process for Corrugated Steel Cylinder Fiber Reinforced Pipe Structure. Hu Shaowei and Shan Changxi developed it. The patent application number is CN202510892767 20250630. The patent publication number is CN120722859 (A)...

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Jiangsu Dewei Energy Saving Group has submitted a patent application for Pipeline Alignment Welded Junction Detection Device for Prefabricated Directly-buried Thermal Insulation Pipe. This invention was developed by Xu Bin, Xu Jing, Wu Xujun and Xu Leijun. The patent application number is CN202510978340 2025..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Shanghai Kewan Machinery Equipment Tech Service Co Ltd has applied Chinese patent for Outdoor Natural Gas Pipeline Leakage Detection Method. Wang Zhongbao, Chen Xiangyang, Zhang Yuhang and Zhang Lu developed it. The patent application number is CN202511194813 20250826. The patent publication number is CN12..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Xingtai Hehai Water Conservancy Eng Testing Co Ltd has submitted a patent application for Water Conservancy Pipeline Quality Detection Device. This invention was developed by Han Guofeng, Xing Guoxia, Gong Yuhong, Yang Fan, Ying Xiaoda, Yao Yanfei, Li Yinbo, Feng Tingchao, Wei Baoqiang, Feng Runsheng, Li Xian..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Zhixin Tianjin Robot Tech Co Ltd has submitted a patent application for Cleaning Structure of Visual Unit of Pipeline Maintenance Robot. Cao Jianran, Sun Yibing, Yu Guocun, Yu Liujie, Yu Liuwang and Deng Guorui developed the invention. The patent application number is CN202510724549 20250603. The patent pu..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Beijing Shengxinnuo Tech Co Ltd has submitted a patent application for Petroleum Pipeline Robot Operation Control Method and Device, Medium and Electronic Equipment. This invention was developed by Yang Ming, Yang Xueli, Miao Changyou and He Yan. The patent application number is CN202511144152 20250815. Th..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released Jinan Urban Construction Group patent application for Municipal Pipeline Rapid Repairing Device and Repairing Method. This invention was developed by Luo Hongxi, Fang Xiangming, Zhao Feng, Li Ning, Wang Hailong and Du Yonghua. The patent application nu..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Zhenjiang Jingyu Pipeline Equipment has submitted a patent application for Corrosion-resistant Sealing Connection Process for Marine PP-RCT Pipeline and Metal Flange. Rong Lanping, Chen Zhengyin and Xue Yuxin developed the invention. The patent application number is CN202510917248 20250703. The patent publ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received Ningbo Tebaisi International Trade Co Ltd patent application for Quick Connector Structure for Gardening Water Pipe. Sun Jintao developed the invention. The patent application number is CN202511123937 20250812. The patent publication number is CN1207..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Jiangxi Aopeng Metal Products Co Ltd has submitted a patent application for Hydraulic Forming Water Pipe Eccentric Joint of Hollow Pipe and Preparation Method of Hydraulic Forming Water Pipe Eccentric Joint. Huang Jianfeng and Huang Aopeng developed the invention. The patent application number is CN2025109..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has published Yantai Salvage Bureau of Ministry of Transport patent application for Rapid Butt Joint Device for Large Subsea Pipeline Expansion Bent Flanges. The invention was developed by Zhang Wei, Zhou Xuqiang, Ye Yalong, Wang Qingpeng, Liu Jingjing, Tian Baotao,..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Nantong Zhonghai Marine Eng Co Ltd has applied Chinese patent for Composite Pipeline and Preparation Process Thereof. Xue Yamei developed it. The patent application number is CN202511197788 20250826. The patent publication number is CN120720480 (A). International Patent Classification codes are B29C37/00, ..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- Modi Precision Tech Ningbo Co Ltd has submitted a patent application for Self-locking Pipe Clamp and Using Method. This invention was developed by Ju Erlin and Yang Yukun. The patent application number is CN202511129675 20250813. The patent publication number is CN120720479 (A). International Patent Classi..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has received Beijing General Municipal Engineering Design & Research Institute patent application for Pipe Jacking Side Starting Construction Method for Underground Engineering Building. Gao Xincai, Che Jingke, Wang Guolin, Xing Wang, Lyu Liang, Zhang Jukang, Zhao K..

Pipe

  |  Thu 05 Mar 2026

Beijing, March 6 -- State Intellectual Property Office of China has released CCCC Third Harbour Engineering patent application for Laying Method of Multi-pipe Same-groove Water Taking and Draining Pipeline. This invention was developed by Xue Hongwei, Chen Juzheng, Shi Jianhuan, Zhao Biao and Lai Xiaokun. The patent application..
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