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Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Gree Electric Appliances, Zhuhai has submitted a patent application for Pipeline Damping Quality Adjusting Device and Cold and Hot Water Unit. Ma Wentan, Zhong Hailing and Li Long developed the invention.
The patent application number is CN20251134765 20250725. The patent publication number is CN120889976 ..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- 5ELEM Hi-Tech has submitted a patent application for Pipeline Repair Sealing Joint Structure. Luan Wenlong, Wang Jianhui, Wang Zhiqi, Wang Yuanyuan, Schaeuwen, Qin Qingwu and Sha Yuehua developed the invention.
The patent application number is CN202510890247 20250630. The patent publication number is CN120..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Xihua University has submitted a patent application for Bionic Boehmite Piping Plugging and Repairing Device and Method. This invention was developed by Hu Ankui, Liu Zhengjie, Wang Yi, Xie Junhao, Liang Xuanning, Guo Luxin, Liu Haohui and Wang Fei.
The patent application number is CN20251186642 20250805. ..
Pipe
| Thu 02 Apr 2026
Munich, April 3 -- Mercedes Benz Group has filed a patent application for Workload Execution in Deterministic Pipelines. This invention was developed by Piednoel Francois.
The patent application number is EP20240707717 20240223. The patent publication number is EP4716886 (A1). International Patent Classification codes are B60..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Powerchina Roadbridge Group has submitted a patent application for Pipeline Corner Auxiliary Butt Joint Device. Hu Kui, Chen Xiaodong, Yang Kai, Xu Yan, Wang Kai and Zhao Kun developed the invention.
The patent application number is CN202511165747 20250820. The patent publication number is CN121004427 (A)...
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Anhui Transmission and Transformation Engineering and China Three Gorges University have applied Chinese patent for Steel Pipe Spanning Frame Mechanical Analysis Method Considering Semi-rigid Joints. Gui Hehuai, Wang Shuang, Zhang Pengcheng, Wang Chao, Han Qiyun, Zhu Guanmin, Zhang Biyu, Zhai Guanglin, Liu Yu..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Zhejiang Baimahu Laboratory and Baimahu Laboratory Hydrogen Energy Changxing Co Ltd have filed a patent application for Method and Device for Detecting Corrosion and Pits on Outer Surface of Pipeline. This invention was developed by Li Xiang, Sun Shien, Wang Ximing, Ding Quan, Zhou Bin, Wang Jun, Shi Xuehai, ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Tianjin Youfa Pipeline Technology and Tianjin Youfa Steel Pipe Group Co Ltd have applied Chinese patent for Pipe End Cutting Device for Plastic-lined Pipe. Chen Kechun, Gao Zhiling, Wei Bingyou, Wang Yaping, Wang Zhiren, Li Maoguang, Yuan Jinglong and Lei Siming developed it.
The patent application number ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Grid Shanghai Municipal Electrical Power and Shanghai Mingxu Intelligent Tech Co Ltd have sought patent for Thread Locking Device and Method for Butt Joint Type Splicing Flange Pipeline Connection. This invention was developed by Zhou Yaojun, Xu Xiaoming, Li Yang, Shen Zhihao and Xia Yunyong.
The pat..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Shenzhen Municipal Group and Shenzhen Water Group Co Ltd have submitted a patent application for Construction Method for Blocking Pipeline Between Grids. This invention was developed by Lei Xiaohu, Hu Xiaosong, Zhong Tianzi, Liu Haitao, Zeng Muhong, Wang Hanwu, Ling Yun, Xu Qi, Zhang Hanjie, Zhang Yijian, Niu..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Shaanxi Traffic Planning Design Research Institute and Chang'an University have submitted a patent application for Grouting Metal Corrugated Pipe with Key Teeth for Steel Bar Anchoring. This invention was developed by Yang Kai, Wang Shuai, Li Jiahang, Zhou Mi, Yao Jun, Wang Jiaxin, Liu Yanbo, Qin Chunhui, Zha..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Tianjin Youfa Pipeline Technology patent application for Spiral Steel Pipe Weld Defect Detection Device Applied to X-Ray Detection. This invention was developed by Han Zhilong, Wang Zhiren, Gao Zhiling, Zhang Hai, Li Binggang, Chen Lihe, He Guangyu and ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Xinjiang Zhundong TBEA Energy and Xinjiang Tianchi Energy Sources patent application for Pipeline Vibration Detection Device and Pipeline Vibration Detection Method. This invention was developed by Chen Shangnian, Cheng Zening, Yang Zhilong, Yu Tao, Yan..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- China Yangtze Power has submitted a patent application for Positioning and Visual Data Processing System and Method for Comprehensive Pipe Gallery Operation. This invention was developed by Wang Yaqi, Han Zunzhan, Zhou Ping, Xiong Zhou, Liao Shiyu, Peng Hongtai and Long Ziqi.
The patent application number is..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received State Grid Shuozhou Power Supply Co patent application for Underground Steel Pipe Settlement Identification Device. Dong Jianxiong, Yan Lijuan, Yin Zhicheng, Ren Ruizhi, Guan Wenhui, Li Jianping, Ren Guannan and Li Pengfei developed the invention.
Th..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Jianhua Construction Mat Lianyungang Co Ltd patent application for Concrete Pipe Pile Size Detection Device Adopting Laser Detection. This invention was developed by Zhang Qite.
The patent application number is CN202511500883 20251021. The patent pub..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Tongkun Group patent application for Three-stage Spraying EG System Pipeline Online Cleaning Structure and Method. The invention was developed by Wang Jiankun, Chen Hui, Zhao Haiqiang, Wang He and Qian Ximing.
The patent application number is CN2025..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shanghai Zhongru Smart Energy Group Co Ltd has submitted a patent application for Round Pipe Slot Type Water Distributor for Heating/refrigerating. This invention was developed by Zhou Xiefeng and Zhang Jun.
The patent application number is CN202511535207 20251027. The patent publication number is CN121007..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Nantong Zhengzhong Steel Pipe has submitted a patent application for Multi-section Type Water-cooling Temperature Control Device Based on Steel Pipe and Using Method of Multi-section Type Water-cooling Temperature Control Device. This invention was developed by Wang Wei and Wang Yaoping.
The patent applicati..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Zhangjiagang Shagang Jinzhou Pipeline has applied Chinese patent for Lifting Appliance of Lifting Machine for Lifting Steel Pipe. Liu Yu, Zhou Dongjin, Wang Xuan, Wei Liming, Cheng Yanjiang and Zhou Wenlong developed it.
The patent application number is CN202511370370 20250924. The patent publication number ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Datang Qingyuan Thermoelectricity Co Ltd patent application for Pneumatic Ash Conveying Pipeline Cleaning Device. This invention was developed by Qi Pengfei, Wu Peng, Gao Huizhong, Jiao Kedong and Liu Jianmin.
The patent application number is CN20251..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Shaanxi Youfa Steel Pipe patent application for Pipe Conveying Device and Method for Round and Square Pipe Co-plating Production Line. This invention was developed by Liu Gang, Niu Dong, Zhao Sixiang, Cheng Cheng, Zhang Yiqiang and Wang Tongshuo.
The p..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shanxi Shengfuchang Pipe Ind Co Ltd has applied Chinese patent for Efficient Binding and Packing Machine for Formed Steel Pipes. Yao Xiaomeng developed it.
The patent application number is CN202511482148 20251016. The patent publication number is CN121005138 (A). International Patent Classification codes a..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- CCFEB Civil Engineering has submitted a patent application for Unmanned Aerial Vehicle Protection Cage for Pipeline Inspection and Inspection Method Thereof. This invention was developed by Chen Yajun, Liao Jiming, Li Jiarong, Zhang Zijing, Liu Heng, Zhu Liangyu, Zhou Min, Zhong Wei, Luo Tao and Tan Meizhong...
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- PowerChina Kunming Engineering Corporation has applied Chinese patent for Pipeline Connecting Device for Soft Foundation Reinforcement Based on Vacuum Preloading Method. Dong Haiying, Wan Zhiliang, Li Min and Tian Puzhuo developed it.
The patent application number is CN202510921189 20250704. The patent pub..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Changzhou Hongyuan Bellows Co Ltd patent application for High-safety Leakproof Metal Hose Structure. Fu Guangyao, Tan Kaiyu and Tan Baoxin developed the invention.
The patent application number is CN202511442822 20251010. The patent publication numbe..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published 5ELEM Hi-Tech patent application for Lining Pipe for Pipeline Repair and Preparation Method. The invention was developed by Sha Yuehua, Lu Wenhui and Qin Qingwu.
The patent application number is CN202511371440 20220916. The patent publication number i..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Jiangsu Yingstanfu Environmental Tech Co Ltd patent application for Smoothing Device for Trenchless Repair of Pipeline. Shi Huichen, Hang Qiujin and Cao Yuxiang developed the invention.
The patent application number is CN202511539612 20251027. The pa..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Hubei Urban Lifeline Construction Dev Co Ltd patent application for Plugging and Isolating Structure for Preventing Leakage of Gas Pipeline. This invention was developed by Shen Junwei, Xu Min, Zhou Biao, Zhang Jun, Yi Chenguang, Liao Mengxuan, Chen Don..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Beijing Kerongda Aviation Tech Co Ltd has submitted a patent application for Degassing Device for Pressure Pipeline. This invention was developed by Chen Guoxi.
The patent application number is CN202511252657 20250903. The patent publication number is CN121007264 (A). International Patent Classification co..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- MCC Capital Engineering & Research has submitted a patent application for Fixed-flow-direction Wear-resistant T-shaped Bulk Material Conveying Pipeline Elbow. This invention was developed by Li Na, Zhang Jing, Du Wei, Guo Hao, Bi Lin and Song Baohua.
The patent application number is CN202511322377 20250916. ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Huaneng Henan Zhongyuan Gas Power Generation has filed a patent application for Adjustable Pipeline Connecting Mechanism for Nitrogen Injection of Waste Heat Boiler. This invention was developed by Sun Mingju, Li Kaitong and Zhou Wenzhi.
The patent application number is CN202511441598 20251010. The patent pu..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released CEEC Shanxi Electric Power Construction No. 3 patent application for Thermal Power Boiler Pipeline Connecting Structure. This invention was developed by Guo Xiaodong, Li Zhanhong, Chen Jingang, Wang Lei, Jia Yunbiao, Zhang Hu, Zhan Gang, Huang Jianjun, ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shandong Electric Power Engineering Consulting Institute has applied Chinese patent for Releasable Deformation Support for Large-column-distance Pipe Frame of Power Plant, Construction Method and Pipe Frame. Liang Yuhong, Shen Jiasheng, Xu Lijie, Shi Lingyun, Liu Changbin, Mu Jianlei, Wang Yanqiang, Li Chen, ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published China First Metallurgical Group patent application for System and Method for Pre-embedding and Reinforcing Large-diameter Pipeline in Concrete Structure. The invention was developed by Xu Ping, Gao Chunguang and Yang Jiahua.
The patent application num..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Beijing General Municipal Engineering Design & Research Institute patent application for Pressure Pipeline and Ground Fracture Crossing Method Based on Special Well and Multi-stage Compensation. Wang Shaolun, Gao Lei, Shang Haiyuan, Guan Qingkun, Yan Ji..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Jinchuan Group Nickel & Cobalt has filed a patent application for Mine Underground Pipeline Erecting and Mounting Device and Using Method Thereof. This invention was developed by Zhou Xianlong, Si Huanhuan, Wang Shuoqi, Zhang Meiqi and Yao Hualong.
The patent application number is CN202511465768 20251014. Th..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Nanyang Planning and Design Institute has submitted a patent application for Pipe Jacking Construction Device of Municipal Pipeline and Construction Method of Pipe Jacking Construction Device. This invention was developed by Wang Yongsheng, Zhang Yanyu and Wang Yu.
The patent application number is CN202511..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Dalian Jinzhou Hot Galvanizing Co Ltd has sought patent for Tool Hanger for Air Cooling Coil Pipe. This invention was developed by Jiang Min and Li Xin.
The patent application number is CN202511527108 20251024. The patent publication number is CN121006503 (A). International Patent Classification codes are ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Jiangsu Yunneng New Material Tech Co Ltd has submitted a patent application for Corrosion-resistant Aluminum Alloy Pipe. Xu Xiaodong, Xu Jianlun, Gao Yangang and Huang Xinying developed the invention.
The patent application number is CN202511280331 20250909. The patent publication number is CN121006469 (A)..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Tianjin Center For Disease Control and Prevention patent application for Breathing Machine and Anaesthesia Machine Internal Pipeline Bacterium Sampling Device. The invention was developed by Liu He, Fei Chunnan and Wu Tongyu.
The patent application ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Zibo Furuite Heat Energy Technology patent application for Heat Insulation Pipe Coating Material and Preparation Method Thereof. This invention was developed by Ding Yingjie, Guo Lubiao, Yuan Zongchuan, Ma Jinfu and Wang Jizhong.
The patent application..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Hainan Liansu Science and Tech Industry Co Ltd has submitted a patent application for Anti-scale Corrosion-resistant Pvc-u Water Intake Pipe and Preparation Method Thereof. This invention was developed by Xiao Fuquan, Zhou Jianjun, Zhao Honglei, Meng Zhongmeng, Wang Taixin and Xu Rirui.
The patent applicat..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Wuhan Tian Chuang Construction Group Co Ltd has submitted a patent application for Water-stopping Curtain Waterproof Structure of Pipe Jacking Hole. Li Yang, Wu Huaizu, Li Jingbao, Xiao Chao, Wang Hao and Wang Xiaoyu developed the invention.
The patent application number is CN202511297848 20250911. The pat..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Jinchuan Group Nickel & Cobalt has filed a patent application for Mine Underground Drainage Pipeline Flushing System and Flushing Method Thereof. This invention was developed by Si Huanhuan, Li Qingxian, Wang Shuoqi, Zhang Meiqi, Zhou Xianlong and Wang Yanyan.
The patent application number is CN202511465766 ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Guangsheng Construction Group Co Ltd has filed a patent application for Portable Municipal Pipeline Dredging and Cleaning Device. This invention was developed by Zhu Jieqing, Zhang Heng, Liang Honghao, Tan Yanjun and Ou Ruoyan.
The patent application number is CN202511409048 20250929. The patent publicatio..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Nanjing Zhile Construction Eng Co Ltd has applied Chinese patent for Sewage Pipeline with Self-cleaning Structure. Qin Rukun, Lin Zhigang and Zhao Fei developed it.
The patent application number is CN202511275733 20250908. The patent publication number is CN121006835 (A). International Patent Classificatio..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Mcc Northwest Engineering Tech Co Ltd has applied Chinese patent for Domestic Sewage Discharge Pipeline. Zhang Shuyuan, Li Xiaolong, Wang Dandan, Zhang Min, Liu Yanqing, Chen Jie and Li Nuo developed it.
The patent application number is CN202511519423 20251022. The patent publication number is CN121006834 ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shaanxi Chengtong Mech Highway Ecological Engineering Co Ltd has submitted a patent application for Retaining Wall Integrated Type Double-layer Water Filtering Layer Water Drainage Pipe. This invention was developed by Cheng Tao, Men Zhongbin, Yang Yan, Xu Yuanyuan and Fan Gang.
The patent application numb..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Shanghai Highway Bridge Group has sought patent for Method for Monitoring Pipe Jacking Construction Process Based on Cim Technology. This invention was developed by Zhen Liang, Zhao Qiang, Xu Jie, Xu Liangyi, Xu Longfei, Zhu Xiangfei, Fang Tao and Su Zekun.
The patent application number is CN20251108862 2025..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Kylin Software Co Ltd has submitted a patent application for Linux Pipeline Communication Performance Optimization Method. This invention was developed by Tao Shusong, Guo Hao, Wu Chunguang and Shen Lifei.
The patent application number is CN202511418414 20250930. The patent publication number is CN12089222..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Changchun Institute of Applied Chemistry, Chinese Academy of Sciences has filed a patent application for High-thermal-conductivity Composite Pipe and Preparation Method Thereof. This invention was developed by Shi Hechang, Cheng Hongda, Han Changyu, Yu Yancun, Zhang Ye and Yu Mengdie.
The patent application ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Changchun Institute of Applied Chemistry, Chinese Academy of Sciences has submitted a patent application for Environment-friendly Heat-conducting Composite Pipe and Preparation Method Thereof. This invention was developed by Shi Hechang, Cheng Hongda, Han Changyu, Yu Yancun, Zhang Ye and Yu Mengdie.
The pate..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Taiyuan University of Science and Technology has filed a patent application for Detachable Pipe Mold Pressing Device Based on Hydraulic Machine and Mold Pressing Forming Method. This invention was developed by Wang Chen, Chen Yunchao, Cao Zhikang, Li Junlin, Zhang Qi, Yang Shanyuan, Zhi Yining, Liang Jianguo,..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shanghai Oulan Pipe Industry Tech Co Ltd has submitted a patent application for Plastic Lining Steel Pipe and Plastic Lining Process Thereof. This invention was developed by Deng Yufeng and Luo Zheng.
The patent application number is CN202511330670 20250917. The patent publication number is CN121004768 (A)..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Wuxi Zhongche Shidai Intelligent Equipment Res Institute Co Ltd patent application for Intelligent Floor Heating Pipe Production Line and Production Method. This invention was developed by Zheng Zhiwei and Zhang Junqi.
The patent application number i..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Shandong Juneng Holding Group Co Ltd has submitted a patent application for Thermal Insulation Pipe Preparation Method Based on Plastic Sleeve Steel. Zhang Jianpu, Wang Fuxia and Feng Qingxia developed the invention.
The patent application number is CN202511289454 20250910. The patent publication number is..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Anhui Xiutong Building Material Tech Co Ltd has submitted a patent application for Raw Material Stirring Machine for Cement Socket Pipe Production. Fang Shuliang, Ding Jiaqing and Jin Xiaopan developed the invention.
The patent application number is CN202511186144 20250823. The patent publication number is..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Nanjing Dade Steel Pipe patent application for Vacuum Auxiliary Filling Equipment and Method for Concrete in Spiral Cavity in Pipe Wall Interlayer. The invention was developed by Zhan Fujun.
The patent application number is CN202410644900 20240523. Th..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Taizhou Changli Resin Tube has submitted a patent application for Automatic Nylon Pipeline Cutting Device for Liquid Cooling Energy Storage System. This invention was developed by Peng Bo, Weng Jiayuan, Huang Liangliang and Song Zenghao.
The patent application number is CN202511526462 20251024. The patent pu..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Xi'an University of Science and Technology patent application for Deep Learning-based Extraction Pipeline Leakage Positioning Method and Device. This invention was developed by Lin Haifei, Ge Jiaqi, Li Shugang, Zhou Jie, Li Wenjing and Tian Yu.
The pat..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Tianjin Teel Tech Co Ltd patent application for Intelligent Protection Method for Oleophobic Coating of Two-phase Cold Plate Cooling Pipeline Based on AI. Sun Haiwang, Qin Guoqiang, Li Xueqiang, Liu Shengchun, Liu Xingnan, Zhou Meng, Wang Xinghao, Zhu H..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Shandong Tongjuguang Sheet Metal Co Ltd has filed a patent application for Nondestructive Testing Equipment for Coatings on Inner Wall and Outer Wall of Metal Pipe. This invention was developed by Zhao Bin, Yi Yangyang, Fu Ziqiang, Wang Kongyan and Lyu Xinyuan.
The patent application number is CN2025119618..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Liaocheng Jingtong Steel Pipe Co Ltd has applied Chinese patent for Flaw Detection Device Suitable for Steel Pipes with Different Pipe Diameters. Zhou Yuteng and Dong Xinpeng developed it.
The patent application number is CN202511186202 20250823. The patent publication number is CN120891090 (A). Internatio..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Hubei Institute of Special Equipment Inspection and Testing Institute patent application for Non-linear Ultrasonic Detection Method and System for Buried Pipeline Micro-damage. Wang Zhiyuan, Chen Hanxin, Fan Zhiyong, Lyu Cheng, Tan Kai, Li Changsheng, Z..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Huarui Geosciences & Tech Co Ltd Cug Wuhan patent application for Double-source Magnetic Field Comprehensive Detection and Analysis Method and System Based on Buried Metal Pipeline. Yang Kyung-koo developed the invention.
The patent application numbe..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Hefei Miaotong Municipal Eng Co Ltd has submitted a patent application for Dredging Device for Water Supply and Drainage Pipeline. This invention was developed by Jiang Dengfeng, Ruan Bin, Liu Huan and Kuai Jiayang.
The patent application number is CN202511277319 20250909. The patent publication number is ..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Beijing Uban Construction Hua Sheng Traffic Construction patent application for High Underground Water Level Pipeline Anti-sedimentation Backfilling Method Based on Gravel Seepage Path Optimization. This invention was developed by Hua Yong, Zhang Xueli,..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Zhang Yannian has filed a patent application for Sealing Structure and Method for Deep-sea Oversize Pipe Joint Connector. This invention was developed by Zhang Yannian and Wang Qingjie.
The patent application number is CN202511256597 20250903. The patent publication number is CN120889303 (A). International..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Shandong Electric Power Engineering Consulting Institute has submitted a patent application for Prefabricated Underground Trench Capable of Spanning Underground Pipeline and Construction Method of Prefabricated Underground Trench. Ding Xiaoqiang, Yu Ziwu, Zhang Nianlin, Gao Deshen, Sun Xiaohong, Song Jian, Li..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- China MCC5 Group Corporation has filed a patent application for Underground Diaphragm Wall I-steel Joint Pre-embedded Grouting Pipe Mounting Device and Underground Diaphragm Wall I-steel Joint Pre-embedded Grouting Pipe Mounting Method. This invention was developed by Liu Liqiang, Liu Weihua, Luo Li, Pan Feng..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- The First Company of China 8th Engineering Bureau has submitted a patent application for Device and Method for Conveniently Removing Pipe Pile Core Soil. This invention was developed by Zhang Lina, Xia Gang, Wang Liangchao, Zhang Xihong, Li Song, Liu Haiyang, Ren Junling and Fan Yongshuang.
The patent applic..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Chang'an University patent application for High-adhesion Self-monitoring FRP Pipe Concrete Composite Pile and Manufacturing Method Thereof. The invention was developed by Xing Guohua, Lu Yongjian, Chang Zhaoqun, Miao Pengyong, Huang Jiao, Liu Fengchun ..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released MCC Tiangong patent application for Manual Tamping Equipment Special for Pipe Ditch and Using Method. This invention was developed by Wu Jianyu and Wang Huiyu.
The patent application number is CN202511161839 20250819. The patent publication number is C..
Pipe
| Thu 02 Apr 2026
Munich, April 3 -- Black & Decker has submitted a patent application for Pipe Preparation Tool. Parab Rohan, Gross Paul G and Mcmanus Samuel C developed the invention.
The patent application number is EP20250204770 20250925. The patent publication number is EP4717381 (A1). International Patent Classification code is B23B5/16...
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Liaocheng Zhongyue Pipe Industry has submitted a patent application for Quenching Device and Method for Stainless Steel Pipe Machining. Guo Mingliang, Hou Bin, Du Maogui, Gao Xingpeng, Zhou Houcheng, Fu Hehui, Zhao Jinqiang, Dong Na, Fu Maohui, Wang Linxing, Sun Guodong, Zhou Huixian, Kang Yanteng and Cheng J..
Pipe
| Thu 02 Apr 2026
Munich, April 3 -- European Patent Office has received Endress+Hauser patent application for Method for Determining the Inner Diameter of a Surge Pipe Using a Fill Level Measuring Device. Übelin Christian and Malinovskiy Alexey developed the invention.
The patent application number is EP20240716371 20240402. The patent publica..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Hebei Xintai Pipeline Tech Co Ltd patent application for Corrosion-resistant Metal Bent Pipe and Heat Treatment Process Thereof. This invention was developed by Hu Jinming, Hu Fengshuo, Tian Qingfeng, Feng Fuli, Wang Mingquan and Li Jiahao.
The paten..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Xinpengyuan Intelligent Equipment Group Co Ltd patent application for Adjustable Bracket Easy to Operate and Used for Steel Pipe Machining. The invention was developed by Gao Hairui, Gao Wanfeng, Li Fengkui, Deng Baoxing, Zhang Chuanming and Liu Chao.
..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Xuzhou Huawei Engineering Machinery has filed a patent application for Adjustable Hydraulic Oil Pipe Joint Crimping Machine. This invention was developed by Cai Dongsheng, Chen Wei and Luo Shuai.
The patent application number is CN202511190094 20250825. The patent publication number is CN121004437 (A). Inter..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Fupai Pipeline System Nantong Co Ltd patent application for Corrosion Resistance Detection Device for Flexible Hose. This invention was developed by Wu Jun.
The patent application number is CN202511433074 20251009. The patent publication number is CN..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Nat Stainless Steel Products Quality Supervision and Inspection Center Xinghua has submitted a patent application for Quick Adapter for Pipe Fitting Pull-out Test. This invention was developed by Shi Yongxin, Xu Wanjian, Tan Jiaheng, Lin Jiayu and Dai Bing.
The patent application number is CN202511268491 2..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Nantong Shenghao Fire Hose Co Ltd patent application for Dynamic Performance Testing Method of High-temperature Bonding Machine for Connecting Pipe. This invention was developed by Liu Weiwei.
The patent application number is CN202511402656 20250928...
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Zhenheng Tech Co Ltd has sought patent for Shock Insulation PVC Telescopic Pipe Inspection Equipment. This invention was developed by Yu Tuo, Ma Mingtao, Lu Zhiqiang, Li Wenbiao, Zhu Yakun, Ma Changbai, Yang Zhao, Feng Guoxiang, Chang Fuhua and Zhang Fan.
The patent application number is CN202511287210 202..
Pipe
| Thu 02 Apr 2026
Munich, April 3 -- European Patent Office has released Elixe SRL patent application for Lamp for Curing Polymer Coatings, Plant for Internally Coating Pipes Comprising Such a Lamp and Method for Internally Coating Pipes Actuated by Such a Plant. This invention was developed by Condini Alessandro.
The patent application number..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- Beijing Xuanze New Material Tech Co Ltd has sought patent for Basalt Fiber Reinforced High-density Polyethylene Master Batch, Preparation Method and Water Supply and Drainage Pipe. This invention was developed by Zheng Yi.
The patent application number is CN202510853600 20250624. The patent publication num..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Hefei University has filed a patent application for Metal Pipeline Welding Device. This invention was developed by Wei Yun, Wang Jun, Jiang Kerong and Jiang Hai.
The patent application number is CN202511187099 20250825. The patent publication number is CN121004416 (A). International Patent Classification cod..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- CCCC Shec Shandong Construction Co Ltd has submitted a patent application for Municipal Pipeline Welding Supporting and Positioning Device and Welding Method. This invention was developed by Sun Kai, Ye Hua, Zheng Maosen, Zhang Lei, Liu Chuang, Li Yanke, Chen Xuxu and Zhong Mengfei.
The patent application ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Dezhou Chengze Ventilation Equipment has submitted a patent application for Air Pipe Laser Cutting Device. This invention was developed by Guo Gang.
The patent application number is CN202511527985 20251024. The patent publication number is CN121004371 (A). International Patent Classification codes are B23K26..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Qingdao Dingxing Steel Structure Engineering has sought patent for Automatic Laser Cutting Machine Tool for High-precision Machining of Steel Pipe Pole. This invention was developed by Gong Qinzhao, Liu Cheng, Li Qiang, Pan Aihua, Yu Xiaochun, Song Lingjin, Liu Yuanlei and Liu Yijun.
The patent application n..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Yangzhou Donglun Industrial Equipment has sought patent for Welding Seam Guiding Equipment for High-frequency Longitudinal Welded Pipe. This invention was developed by Tang Chao, Tang Aimin and Feng Gaoli.
The patent application number is CN202511192245 20250825. The patent publication number is CN121004324 ..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Hengyang Yuanjing Tungsten Ind Co Ltd patent application for Multifunctional Metal Pipe Cutting Device and Deep Hole Blasting Well Forming System and Method. This invention was developed by He Jianhua, Zeng Huiming, Cheng Chao, Yang Lijun, Zhang Hong, T..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Kunshan Zhijingxuan Metal Products Co Ltd has submitted a patent application for Full-automatic Pipe Cutting Machine Based on Aluminum Pipe Machining and Pipe Cutting Method. This invention was developed by Peng Shaoguo and Li Shu.
The patent application number is CN202511285060 20250910. The patent public..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Hengyang Hongtao Machinery Machining Co Ltd has applied Chinese patent for Steel Pipe Blank Punching Device and Method. Wang Xin, Li Pei, Xiao Lisheng and Yin Jiancai developed it.
The patent application number is CN20251179561 20250804. The patent publication number is CN121004295 (A). International Paten..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- Hebei Haihao High Pressure Flange Pipe Fittings Group Co Ltd has sought patent for Warm and Hot Forming Method of High-silicon Austenitic Stainless Steel Pipeline Equipment. This invention was developed by Dong Guanghao, Sun Xiping, Hu Jianliang, Chi Lizhou and Liu Huashan.
The patent application number is..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Zhenjiang Weisheng Tech Co Ltd patent application for Gas Line Multi-pitch Spiral Pipe Bending Tool. The invention was developed by Ma Yue and Wu Canrong.
The patent application number is CN202511372027 20250924. The patent publication number is CN1..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has published Guangdong Kexin Electric Co Ltd patent application for Intelligent Control Method and System of Pipe Bending Machine All-in-one Machine Based on Internet of Things. The invention was developed by Xiong Huaming, Li Lei, Zhou Yaokun and Li Zhi.
The pa..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Fuji Machine Works Co Ltd patent application for Pipe Body Forming Device. This invention was developed by Taniguchi Hidefumi.
The patent application number is CN202510400823 20250401. The patent publication number is CN121004195 (A). International P..
Pipe
| Fri 03 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has received Yangtze University and Hubei Sailiente Petroleum Tech Co Ltd patent application for Oil Pipe Body Flaw Detection Cleaning System. Zhang Si, Fu Biwei, Lee Mi-gu, Zhu Yulin and Yang Tongshan developed the invention.
The patent application number is CN2..
Pipe
| Thu 02 Apr 2026
Beijing, April 3 -- State Intellectual Property Office of China has released Hangzhou Zhongtai Cryogenic Tech Corporation patent application for Steam U-shaped Pipe Internal Reflux Condensation Cryogenic Gas Heater and Method Thereof. This invention was developed by Liu Juan, Li Yuanhai, Chen Yiming, Feng Yu, Li Chuanming and Zh..
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