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Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Jiangxi Huada Engineering Mat Co Ltd has submitted a patent application for Metal Corrugated Pipe Anti-leakage Performance Detection Device and Production Process. Qian Xiaobing, Qiu Jun and Wang Yi developed the invention.
The patent application number is CN202610645748 20260512. The patent publication nu..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chongqing Sienke Information Tech Co Ltd has sought patent for Municipal Fuel Gas Pipeline Simulation Detection Device. This invention was developed by Li Jingwei, Xia Chunming and Ding Xiaosong.
The patent application number is CN202610883269 20260618. The patent publication number is CN122409068 (A). Int..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Zhuhai Chuntian Tech Co Ltd has applied Chinese patent for Leakage Detection Device Capable of Adapting to Circular Pipes of Different Specifications. Jiang Daocheng, Chen Qiyuan, Guo Shaoye and Luo Binghua developed it.
The patent application number is CN202610686491 20260519. The patent publication numbe..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has published Suzhou Sunmicro Automation Tech Co Ltd patent application for Pipe Fitting Aperture Detection Equipment and Method. The invention was developed by Tian Chao.
The patent application number is CN202610533906 20260422. The patent publication number is ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Jianli Yilong Aluminum Industry Tech Co Ltd has secured a patent on Raw Material Storage Device for Plastic Pipe Production. Li Congzhou, Hu Shiwen, Li Wei and Hu Yutian developed the invention.
The patent application number is CN202520630776U 20250403. The patent publication number is CN223935450 (U). Int..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Fraenkische Pipe System Shanghai Co Ltd has been awarded a patent for Ball Valve and Pipeline Structure. This invention was developed by Shen Jinming and Wang Jiawei.
The patent application number is CN202520317167U 20250225. The patent publication number is CN223938705 (U). International Patent Classifica..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Flue Gas Conveying Pipeline Capable of Adjusting Flow has been issued to Qingdao Ruichen Power Environmental Prot Equipment Co Ltd. This invention was developed by Zhang Kai and Zhang Zhencai.
The patent application number is CN202520812916U 20250427. The patent publication number is CN2..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Guangzhou Huiertai Hardware Products Co Ltd has been granted a patent for Novel Expansion Pipe Suitable for Multiple Walls. This invention was developed by Li Zhanpeng.
The patent application number is CN202520770798U 20250422. The patent publication number is CN223938422 (U). International Patent Classifi..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Yuchai Marine Power Co Ltd has received a patent for Oil Pressure Control Device of Oil Conveying Pipe and Oil Supply Device. This invention was developed by Yang Shile, Tang Zhuoxin, Liang Yanqiu, Feng Suiqiong and Zhang Qian.
The patent application number is CN202520238866U 20250214. The patent publicati..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Tianjin Zhongguan Auto Parts Mfg Co Ltd has secured a patent on Air Filter Air Inlet Pipeline Assembly with Dustproof Fixing Structure. Han Jiayu, Liu Baofeng, Wang Fengxu, Zou Yonghui and Li Xingqiu developed the invention.
The patent application number is CN202520888499U 20250507. The patent publication ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shandong Yuyue Environmental Protection Tech Co Ltd has received a patent for Novel Kitchen Airflow Type Oil Smoke Discharge Pipeline. This invention was developed by Hata Masateru, Cao Jianrui and Wang Zhibin.
The patent application number is CN202520434392U 20250313. The patent publication number is CN22..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Dongguan Aojie Automation Equipment Co Ltd has been granted a patent for Automatic Copper Pipe Feeding Device. Guo Qiang developed the invention.
The patent application number is CN202520725597U 20250416. The patent publication number is CN223935821 (U). International Patent Classification codes are B65G65..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Mechanical Structure Capable of Automatically Returning to Warehouse After Pipe Clamping has been issued to Hangzhou Boxin Tech Co Ltd. This invention was developed by Hong Hanqi, Lu Pinmian, Jiang Tao and Fan Yinfeng.
The patent application number is CN202520746445U 20250421. The patent..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Zhongchen New Mat Hubei Co Ltd has been awarded a patent for Silicon Dioxide Powder Feeding Pipe Structure with Stabilizing Function. This invention was developed by Yin Hongming and Lu Chaoyang.
The patent application number is CN202520506017U 20250321. The patent publication number is CN223935631 (U). In..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Jiangsu Fudian Electric Co Ltd has submitted a patent application for Movable Continuous Mpp Pipe Automatic Receiving Mechanism. This invention was developed by Xu Guohua and Wang Li.
The patent application number is CN202610358678 20260323. The patent publication number is CN122403152 (A). International P..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Tianjin Fuwei Bicycle Parts Mfg Co Ltd has been granted a patent for Bicycle Saddle Pipe Clamp. Han Xuejun developed the invention.
The patent application number is CN202520714171U 20250416. The patent publication number is CN223934856 (U). International Patent Classification code is B62J1/08.
The abst..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Sichuan Ninegate Tech Co Ltd has submitted a patent application for Full-chain Closed-loop Tracking Early Warning Method for Large-scale Pipe Network Metering Abnormity. Liao Yong, Sun Chongxi, Li Kun, Zhang Tianjiang and Zhuo Xiaojun developed the invention.
The patent application number is CN202610864299..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shanghai Miaocai Metal Mat Co Ltd has sought patent for Wear-resistant Dredging Pipe and Production Process Thereof. This invention was developed by Zhang Haiduo.
The patent application number is CN202610819507 20260608. The patent publication number is CN122407922 (A). International Patent Classification ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Changzhou Tiance Electronic Tech Co Ltd has applied Chinese patent for Multi-probe Mechanical Linkage Type Detection Equipment for Pipe Fitting Weld Joints. Liu Dilong, Zhao Liang and Wang Chao developed it.
The patent application number is CN202610569504 20260428. The patent publication number is CN122407..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Sichuan Deyuan Xingneng Tech Co Ltd patent application for High-strength Omnidirectional Pipeline Robot. Chen Yifan, Ren Tao, Zhang Zhilin, Chen Zhuo, Jiang Shiqiang, Tang Donghai, Yang Boxiong, Gao Bin, Tang Jian, Wu Tianwen, Han Yuanlin, Tang Chao, Li..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- China Special Equipment Inspection and Research Inst has sought patent for Lead Screw Linkage Type Active Reducing Pipeline Interior Detection Robot and Obstacle Crossing Method. This invention was developed by Lyu Xumiao, Song Qiang, Gong Kaiwen, Lu Runkun and Chen Jinzhong.
The patent application number ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Yancheng Yiyang Engineering Tech Co Ltd has sought patent for Municipal Pipeline Detection Robot. This invention was developed by Liu Yingzhen, Qing Xuejiao, Liu Xiaojie, Yuan Feng and Zhu Xiuchao.
The patent application number is CN202610852207 20260612. The patent publication number is CN122407913 (A). I..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Shenzhen Vicquick Environmental Tech Co Ltd patent application for Non-excavation Pipeline Repairing Device and Repairing Method. Wang Yaxin and Wang Hongpeng developed the invention.
The patent application number is CN202610800978 20260604. The pate..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Beijing Shougang Co Limited patent application for Pressure Leaking Stoppage Device for Pipeline and Leaking Stoppage Method of Pressure Leaking Stoppage Device. Feng Wei, Song Shaohua, He Jianfeng, Luo Deqing, Wang Huanhuan, Yang Xiaoting, Guo Hui, Zhe..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has released Sichuan Chuantou Electric Power Dev Co Ltd patent application for Modularized Installation Device and Method for Electromechanical Engineering Comprehensive Pipeline. This invention was developed by Li Tianhong, Wang Wei and Guo Lishan.
The patent ap..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Hunan Tuotian Energy Saving Control Tech Co Ltd has submitted a patent application for Mounting Structure and Mounting Method for Hot Air Supply Pipe in Fan Blade. Liu Zhilong developed the invention.
The patent application number is CN202610846256 20260612. The patent publication number is CN122407869 (A)..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Xiamen Dafang Imp And Export Trade Co Ltd has submitted a patent application for Pipe Fitting Angle Connecting Piece Capable of Achieving Indexing Locking, Connecting Structure and Application. This invention was developed by Wu Pengcheng.
The patent application number is CN202610825759 20260609. The paten..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has published Ying County Wanhao Chengsheng Thermal Power Co Ltd patent application for Efficient Transfer and Integrated Mounting Equipment for Pressure Pipeline. The invention was developed by Zhi Hongwei, Chen Long, Kang Rijie, Duan Bingqing and Zhang Shuhong.
..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Anshun Group Construction Co Ltd has received a patent for Natural Gas Pipeline Distribution Device. This invention was developed by Jiang Suze, Lin Zijun and Teng Guozhong.
The patent application number is CN202520785080U 20250424. The patent publication number is CN223934709 (U). International Patent Cla..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Wang Wenxuan patent application for Lightweight Semi-free Bolt Based on Annular Spray Pipe.
The patent application number is CN202610830958 20260610. The patent publication number is CN122408533 (A). International Patent Classification codes are F41..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Star Techstar Tech LLC has sought patent for Continuous Freeze Drying System with Rotary Spiral Pipe and Continuous Freeze Drying Method. This invention was developed by Cantera Garcia Isabel and Santabillarroya Marco.
The patent application number is CN20261057737 20260116. The patent publication number i..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shandong Shengfa Coking Co Ltd has submitted a patent application for Pipe Expansion Prevention Device for Belt of Tubular Machine. This invention was developed by Ma Jinwei, Zhang Jian, Zhou Chaojie, Jie Huiying, Chen Shaoping, Zhou Ju and Liu Baoyan.
The patent application number is CN202610862039 202606..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Suzhou Sunmicro Automation Tech Co Ltd patent application for Multi-station Progressive Conveying Equipment and Method for Pipe Fittings. Long Jun, Tian Chao, Si Liangliang and Huang Yi developed the invention.
The patent application number is CN2026..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Shanghai Guthrie Information Tech Co Ltd patent application for Flat Plate Loop Heat Pipe and Application Thereof. Wang Linqiang, Dong Dashi, Li Qinghong, Ye Yiqiang and Gu Zhonghao developed the invention.
The patent application number is CN20261052..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has released Hebei Biqiu Pipe Co Ltd patent application for Material Overturning Frame for PE Pipe Production Line. This invention was developed by Zhang Yan and Fu Zhongyuan.
The patent application number is CN202610849572 20260612. The patent publication number..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Anhui Chuangzhifeng Machinery Mfg Co Ltd has been granted a patent for Rapid Demolding Device for Lower Side Transverse Pipe Mold. Li Bo, Jiang Hong and Lu Qi'an developed the invention.
The patent application number is CN202520457245U 20250317. The patent publication number is CN223934240 (U). Internation..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chongqing Yupu Tech Co Ltd has been awarded a patent for Pump Pipe Galvanizing Hanger. This invention was developed by Chen Jianquan, Jiang Qiang and He Guiquan.
The patent application number is CN202520395590U 20250307. The patent publication number is CN223936647 (U). International Patent Classification ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Kelinen New Energy Tech Jiangsu Co Ltd has secured a patent on Positioning Device for Double-wall Pipe. Zhang Wei, Chen Peng and Wen Fangjian developed the invention.
The patent application number is CN20252073762U 20250113. The patent publication number is CN223934202 (U). International Patent Classificat..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Anhui Shangxun Intelligent Tech Co Ltd for Air Pipe Riveting Machine. Liu Jingfeng developed the invention.
The patent application number is CN202520617256U 20250403. The patent publication number is CN223934194 (U). International Patent C..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Zhuji Canu Automation Equipment Co Ltd has secured a patent on Multi-module Heat Shrinkage Pipe Heat Shrinkage Equipment Capable of Improving Heat Shrinkage Efficiency. Chen Nengcai, Tang Lie and Yang Jun developed the invention.
The patent application number is CN202520611605U 20250402. The patent publica..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Chengdu Yinming Kaisa Pipe Co Ltd for Bending Device for Plastic Pipe. Wei Hejun developed the invention.
The patent application number is CN202520607402U 20250402. The patent publication number is CN223934138 (U). International Patent Cla..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Hainan Huasu Tech Group Co Ltd has applied Chinese patent for Basalt Fiber Reinforced High-ring Stiffness Polyethylene Pipe and Preparation Method Thereof. Hao Baoqiang, Niu Yingchang, Liu Bing, Lin Chentai, Mai Yinfei, Zhu Baoling and Zhu Huahan developed it.
The patent application number is CN20261077829..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Shanghai Zhengyuan Pipe Ind Co Ltd has been granted a patent for Composite Pipe Production Equipment. This invention was developed by Jiang Huaguo.
The patent application number is CN202520350520U 20250303. The patent publication number is CN223934017 (U). International Patent Classification codes are B21F..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Fujian Jiecheng Plastic Industry Tech Co Ltd has obtained a patent for device for cutting off inner curled edge of pipeline. This invention was developed by Ruan Xunxu, Lin Youyi, Liu Quanshu and Chen Shiqiang.
The patent application number is CN202520617675U 20250403. The patent publication number is CN22..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Zhejiang Keteng Fluid Tech Co Ltd has secured a patent on Pipe-in-pipe Passive Circulation System. Chen Youmiao developed the invention.
The patent application number is CN202520513885U 20250321. The patent publication number is CN223937250 (U). International Patent Classification codes are E03B1/02, E03B7..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- CRRC Braking System Co Ltd has filed a patent application for Train Pipe Pressure Control System and Method. This invention was developed by Hou Huaan, Wang Shuaishuai, Xia Jun, Chu Kuan-wen, Wang Chengcheng and Liu Xuxiong.
The patent application number is CN202610751633 20260528. The patent publication n..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Wuhan Juhe Tiancheng Automobile Parts Co Ltd has obtained a patent for air pipe mounting and locking support. This invention was developed by Xu Qiao, Cai Chuan and Zhang Zhouyu.
The patent application number is CN202520292829U 20250224. The patent publication number is CN223934496 (U). International Paten..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Shaanxi Baoyida New Mat Co Ltd has submitted a patent application for Pipe Workpiece Surface Defect Detection Device. This invention was developed by Dai Wei, Li Tengfei, Xu Fei, Li Yang, Zhang Yi, Sha Sanlei, Li Tao and Li Honggang.
The patent application number is CN202610510547 20260417. The patent publ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Xinjiang Bota Oilfield Tech Service Co Ltd patent application for Blockage Removing Device for Oil Pipe. Tian Junfan developed the invention.
The patent application number is CN202610523030 20260420. The patent publication number is CN122407130 (A). ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Baicheng Insulation Mat Zhuji Co Ltd has been granted a patent for Heat Preservation Jacket for Pipeline. This invention was developed by Liu Yuanwei.
The patent application number is CN202520685381U 20250412. The patent publication number is CN223939024 (U). International Patent Classification codes are F..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Bopei Engine Parts Qingdao Co Ltd has been granted a patent for High-pressure Oil Pipe Blanking Structure. Wang Yunhao developed the invention.
The patent application number is CN202520592303U 20250331. The patent publication number is CN223939022 (U). International Patent Classification codes are F16L55/1..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shandong Water Affairs Hengye Water Supply Co Ltd has obtained a patent for water supply pipe protection device. This invention was developed by Song Weige, Wang Bin and Liu Chunlong.
The patent application number is CN202520894327U 20250508. The patent publication number is CN223939018 (U). International ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shandong Tianrun Thermal Power Design Inst Co Ltd has been granted a patent for Protecting and Early Warning Device for Directly-buried Heat Distribution Pipeline. This invention was developed by Yang Wenwen.
The patent application number is CN202520498954U 20250320. The patent publication number is CN2239..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chengdu Wote Ground Hole Pipeline Detection Co Ltd has been awarded a patent for Drainage Pipeline Detection Device. This invention was developed by Chen Biao, Zhang Fangyu, Xu Lukang, Guo Qiang and Xiang Shuangquan.
The patent application number is CN202520381569U 20250306. The patent publication number i..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Sichuan Zhouji Huasheng Energy Co Ltd for Device for Accelerating Flowing of Medium in Pipeline. Jiang Shijin, Kong Yun, Hu Yang and Cao Shengzhang developed the invention.
The patent application number is CN202520897289U 20250508. The pat..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Tianjin Quantong Steel Pipe Co Ltd for Internal Spiral Hollow Pipe Device. Ma Jundang and Shang Yongqing developed the invention.
The patent application number is CN202520673803U 20250411. The patent publication number is CN223939008 (U). ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Heze City Hehu Basin Engineering Man Service Center Heze City Hehu Basin Project Man Service Center has received a patent for Water Conservancy Project Pipeline Leakage Rapid Plugging Device. This invention was developed by Bai Chenxia.
The patent application number is CN202520703088U 20250415. The patent ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Hebei Yuechen Road And Bridge Eng Co Ltd for Municipal Water Supply Pipeline Plugging Structure. Sun Kunkun developed the invention.
The patent application number is CN202520699833U 20250414. The patent publication number is CN223939000 (U..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Power Energy Branch Of Chongqing Airport Group Co Ltd has secured a patent on Explosion-proof Pipe for Water Supply System. Jiang Rongting developed the invention.
The patent application number is CN202520491742U 20250320. The patent publication number is CN223938989 (U). International Patent Classificatio..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Kelinen New Energy Tech Jiangsu Co Ltd for Double-wall Pipe Supporting Assembly. Ma Kaiying, Zhang Wei and Chen Peng developed the invention.
The patent application number is CN202520291079U 20250221. The patent publication number is CN223..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Polytetrafluoroethylene Pipe Connecting Structure has been issued to Changzhou Hengda Sifo Pipeline Tech Co Ltd. This invention was developed by Wei Dong, Lu Tilang and Zhang Weiming.
The patent application number is CN202520783834U 20250424. The patent publication number is CN223938981 ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Modularized Polytetrafluoroethylene Lining Pipeline Connecting Structure Capable of Being Rapidly Replaced has been issued to Rudong Juli Chemical Equipment Co Ltd. This invention was developed by Li Hua.
The patent application number is CN202520798916U 20250425. The patent publication n..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Hebei Jihua Environmental Protection Tech Co Ltd has obtained a patent for high-temperature-resistant pp air pipe. This invention was developed by Liu Long and Yu Yuan.
The patent application number is CN202520874674U 20250506. The patent publication number is CN223938976 (U). International Patent Classifi..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shengli Oilfield Xindatong Petroleum Tech Co Ltd has been granted a patent for Oil Pipe Leakage-proof Device for Oil Exploitation. This invention was developed by Sun Rugang, Liu Jie, Guo Kai, Gong Shufa and Zhang Bingwen.
The patent application number is CN202520769563U 20250422. The patent publication nu..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Daming Yuanjianuan Decoration Eng Co Ltd has received a patent for Protective Tin-containing Thermoplastic Pipe. This invention was developed by Song Xiling.
The patent application number is CN202520865010U 20250506. The patent publication number is CN223938903 (U). International Patent Classification code..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Suzhou Shundi Construction Eng Co Ltd for Durable Pipeline Supporting Device. Huang Hongmei developed the invention.
The patent application number is CN202520307029U 20250225. The patent publication number is CN223938882 (U). International..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Tangshan Donghua Iron & Steel Entpr Group Co Ltd has received a patent for Portable Pipeline Clamping Device. This invention was developed by Yin Xiaofeng.
The patent application number is CN202520477958U 20250319. The patent publication number is CN223933433 (U). International Patent Classification code i..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has published Research Institute Of Nuclear Power Operation patent application for Radiographic Inspection Positioning Device for Welding Seam of High-temperature Pipeline. The invention was developed by Yan Junwei, Wang Sheng and Cai Jun.
The patent application ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Wenzhou Yongyou Pipe Fittings Co Ltd has been granted a patent for Three-way Pipe Fitting. Wang Zhongtuo, Wang Chengyou, Luo Yanzhen, Wang Tianle, Chen Lei and Shen Shaoping developed the invention.
The patent application number is CN20252183152U 20250528. The patent publication number is CN223938968 (U). ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Shandong Hengji Electric Power Eng Supervision Co Ltd for Silencing Protective Sleeve for Building Water Supply and Drainage Pipeline. Li Qiuke, Yuan Shasha and Li Xufeng developed the invention.
The patent application number is CN20252072..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shanghai Zhengyuan Pipe Ind Co Ltd has been granted a patent for Multipurpose Composite Pipe Fitting. This invention was developed by Jiang Huaguo.
The patent application number is CN202520690717U 20250414. The patent publication number is CN223938965 (U). International Patent Classification codes are F16L..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Hebei Haoshun Pipeline Equipment Mfg Co Ltd has been awarded a patent for Anti-blocking Reducing Tee Pipe Fitting Easy to Clean. This invention was developed by Zhu Panpan, Liu Weijie and Fan Fengshuo.
The patent application number is CN202520371256U 20250305. The patent publication number is CN223938964 (..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Jiangsu Juxin Petroleum Steel Pipe Co Ltd has been granted a patent for Quick Connecting Device for Dredging Pipeline. Hua Jiajia, Tang Haifeng, Liang Ning, Li Haijun, Zhu Shigui, Cen Ji, Hong Yu and Wu Yuezhi developed the invention.
The patent application number is CN202520570478U 20250328. The patent pu..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shenzhen Chengxin Intelligent Tech Co Ltd has been awarded a patent for Ventilation Pipe with Good Anti-bending Effect. This invention was developed by Wang Xiaolong and Liao Zhiwei.
The patent application number is CN202520884727U 20250507. The patent publication number is CN223938952 (U). International P..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Yichang Zhongji Natural Gas Utilization Co Ltd for Gas Pipeline Diverter Valve. Bai Yonghong, Tian Tanmao and Du Yu developed the invention.
The patent application number is CN202520810247U 20250427. The patent publication number is CN2239..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Wuhan Hewei Tech Co Ltd for Heat Supply Pipeline Connecting Structure. Lu Kun developed the invention.
The patent application number is CN20252079363U 20250114. The patent publication number is CN223938941 (U). International Patent Classif..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Zhejiang Huashui Env Engineering Co Ltd has been awarded a patent for Water Pipe Network Laying Device. This invention was developed by Chai Junyi, Liu Jiawei, Zhou Erda, Hu Xiongfei and Ye Hongbo.
The patent application number is CN202520689059U 20250414. The patent publication number is CN223938936 (U). ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chuzhou Zhongfu Environmental Protection Tech Co Ltd has obtained a patent for anti-static fluorine-lined pipeline assembling device. This invention was developed by Zhan Chengyong, Li Xiaobing and Liu Xiangan.
The patent application number is CN202520700671U 20250415. The patent publication number is CN22..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Gas Buried Pipe Out-of-wall Elbow has been issued to Guangzhou Focrom Electric Machinery Co Ltd. This invention was developed by Zhao Xia and Xu Jingxiong.
The patent application number is CN20252021549U 20250106. The patent publication number is CN223938894 (U). International Patent Cla..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Tanboshi Electric Tech Hangzhou Co Ltd has applied Chinese patent for Underground Pipeline Active Signal Applying Method and System. Fu Dongfeng, Wu Chao, Li Xing, Zhang Le, Liu Yonghu, Yu Jianjun and Wei Bi developed it.
The patent application number is CN202610884437 20260618. The patent publication numb..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Anhui Yadong Building Mat Co Ltd has received a patent for Concrete Embedded Pipeline Positioning Device. This invention was developed by Wu Guanjun, Ji Chuanzhu, Chen Delin, Kuai Xuegang and Zhang Wei.
The patent application number is CN202520898293U 20250508. The patent publication number is CN223938879 ..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Double-wall Pipe Mounting Bracket has been issued to Kelinen New Energy Tech Jiangsu Co Ltd. This invention was developed by Ma Qicheng, Zhang Yulei and Wen Fangjian.
The patent application number is CN202520219808U 20250212. The patent publication number is CN223938869 (U). Internationa..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Qinghai Yuchen Water Conservancy And Hydropower Co Ltd has been granted a patent for Water Conservancy Pipeline Supporting Device. This invention was developed by Zhang Lijun, Chen Junlei and Huang Guojia.
The patent application number is CN202520699684U 20250415. The patent publication number is CN2239388..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Xinjiang Junsheng Energy Equipment Co Ltd has been awarded a patent for Adjustable Large-diameter Pipe Body Supporting Structure. This invention was developed by Wang Fei, Duan Lie, Zou Ronghuan and Wang Lingbin.
The patent application number is CN202520894050U 20250508. The patent publication number is CN..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Embedded Pipeline Mounting Device has been issued to Anhui Jiajia Construction Eng Co Ltd. This invention was developed by Tao Rujia, Liu Jiacai and Yuan Xuge.
The patent application number is CN202520856101U 20250430. The patent publication number is CN223938856 (U). International Paten..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Anhui Dingji Construction Eng Co Ltd has secured a patent on Underground Transverse Pipe Joint Pipe Jacking Device. Hu Fengzhong, Yao Li, Zhang Rongming and Fang Huanhuan developed the invention.
The patent application number is CN202520901874U 20250509. The patent publication number is CN223938855 (U). In..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Mishan City River Work Service Center has been awarded a patent for Hydraulic Engineering Pipe Landfill Auxiliary Device. This invention was developed by Gu Yadong, Li Yugang and Wu Xiaodong.
The patent application number is CN202520864434U 20250506. The patent publication number is CN223938854 (U). Intern..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has received Zhongtian Iron & Steel Group, Nantong and Zenith Steel Group Co Limited patent application for Blast Furnace Medium-pressure Water Pipe Dew Online Plugging Device and Plugging Method Thereof. Chen Xiaozhong, Mei Qingchun, Zhang Liangliang, Meng Fanting,..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Wuhan Dongjiang Feite Science and Tech Co Ltd has been granted a patent for Anti-falling Pipe Joint. Liu Yankun, Zhang Jun, Li Zhaoxia and Xia Shihai developed the invention.
The patent application number is CN202520266158U 20250219. The patent publication number is CN223938787 (U). International Patent Cl..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Li Hao has been granted a patent for Natural Gas Long-distance Pipeline Reversing Valve.
The patent application number is CN202520810052U 20250427. The patent publication number is CN223938745 (U). International Patent Classification codes are F16K11/087, F16K27/06 and F16L23/22.
The abstract released..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Wuhan Paifurui Tech Co Ltd has received a patent for Novel One-to-many Pipeline Valve. This invention was developed by Xiong Shengjie, Zhang Shuai and Xiao Hui.
The patent application number is CN202520805425U 20250425. The patent publication number is CN223938744 (U). International Patent Classification c..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Shaanxi Saijiu Fire Tech Co Ltd has been awarded a patent for Fire Hose Winding Device. This invention was developed by Zhu Tao, Kang Fei and Yuan Liang.
The patent application number is CN202520618439U 20250403. The patent publication number is CN223935982 (U). International Patent Classification code is ..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Jiangsu Safdall Pipeline Shares Co Ltd has been granted a patent for Cold Air Device for Reducing Surface Temperature of Composite Pipeline. This invention was developed by Huang Xiang and Zhai Lei.
The patent application number is CN202422943755U 20241129. The patent publication number is CN223933985 (U)...
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Zibo Vocational & Technical Univ has submitted a patent application for Ultrasonic Detection System for Pipeline Weld Defects. Han Zhenhua developed the invention.
The patent application number is CN202610889699 20260618. The patent publication number is CN122409878 (A). International Patent Classification..
Pipe
| Sun 01 Nov 2026
Beijing, Oct. 31 -- Chinese Patent for Hydrogen Leakage Detection and Early Warning Device for Hydrogen Pipeline has been issued to Huiying Testing Tech Shanghai Co Ltd. This invention was developed by Cheng Xiang and Li Chengcheng.
The patent application number is CN202520433947U 20250312. The patent publication number is CN..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Xinghua Boyun Stainless Steel Pipe Co Ltd has been granted a patent for Pipeline Welding Auxiliary Line Marking Device. This invention was developed by Dong Xiaomei and Xu Boyun.
The patent application number is CN20252092598U 20250115. The patent publication number is CN223933605 (U). International Patent..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Hefei Guanrui Refrigeration Tech Co Ltd has been awarded a patent for Evaporator Fin Pipe Penetrating Positioning Device. This invention was developed by Xu Yan.
The patent application number is CN202520609953U 20250402. The patent publication number is CN223933482 (U). International Patent Classification ..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Suzhou Aoer Linge Plastic Co Ltd has been granted a patent for Pipeline Bearing Seat Mounting Jig. This invention was developed by Guo Jun.
The patent application number is CN202520531496U 20250325. The patent publication number is CN223933478 (U). International Patent Classification code is B25B11/02.
..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- Anshan Anming Rail Transit Cooling Equipment Mfg Co Ltd has been granted a patent for Heat Pipe Clamping Device for Producing and Processing Heat Pipe Heat Exchanger. This invention was developed by Liu Zhenjie, Li Junwei and Wang Zheng.
The patent application number is CN202520653174U 20250409. The patent..
Pipe
| Sat 31 Oct 2026
Beijing, Oct. 31 -- State Intellectual Property Office of China has awarded a patent to Hangzhou Chengdun Tunnel Security Eng Co Ltd for Lever Type Grouting Pipe Pulling Device. Ju Hailin, Xiang Derui, Chen Xiaolong, Zheng Lijuan and Zhao Penghan developed the invention.
The patent application number is CN202520562221U 202503..
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