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Pipe
| Sat 13 Dec 2025
Beijing, Dec. 13 -- Pulily Tianjin Gas Equipment Co Ltd and Binzhou Polytechnic have submitted a patent application for Distributed Natural Gas Pipeline Network Safety Monitoring System and Method Based on Edge Calculation. Zhang Yuxia, Xu Dongdong, Liu Xuemei, Zhang Meirong, Zhang Lijian, Zong Xuan, Zhang Lesen and Zhao Ran dev..
Pipe
| Sat 13 Dec 2025
Beijing, Dec. 13 -- Anhui Haifeng Analysis & Test Tech Co Ltd and Anhui Fangzhong Tech Group Co Ltd have applied Chinese patent for Automatic Air Supply Cooling Device Capable of Preventing Burning of Rectangular Pipe. Zhang Yong, Zheng Jingjing, Han Shuai, Chen Chen, Zheng Tingting, Ren Hui, Guo Piaopiao, Yang Qiaoyun, Yang Zhi..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Dehe Thermal Insulation Tech Co Ltd has sought patent for Coating Process of Foam Glass for Heat Preservation, Corrosion Prevention and Water Prevention of Directly-buried Pipe. This invention was developed by Guan Jinguo, Hou Xiaolong and Zhou Jianjun.
The patent application number is CN2025102619..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Shandong Golden Tide New Building Mat Co Ltd patent application for Preparation Method of Heat-resistant Modified Polyethylene Composite Pipe. This invention was developed by Liu Shuyuan, Bai Fucang, Shao Xueping and Qin Cong.
The patent application ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Zhongchang Heat Insulation Tech Engineering Co Ltd has applied Chinese patent for Preparation Method of PET-PIR Composite Material for Cold Insulation Pipe Bracket. Li Songguang, Mou Mengmeng, Chen Xiaogang, Zhao Ying, Yang Xiaobin and Zhou Rukai developed it.
The patent application number is CN202..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Jinan Bingxin Refrigeration Equipment Co Ltd patent application for Cutting Device for Refrigeration Accessory U-shaped Pipe. This invention was developed by Wei Aiqun, Zhu Changquan and Wang Zhen.
The patent application number is CN202510460302 2025..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Guangxi Nanxing Tech Co Ltd has submitted a patent application for Sectional Cutting Equipment for Aluminum Pipe. This invention was developed by Qin Wenlin, Liang Hong, Li Jie, Li Guodong and Oh Su Bin.
The patent application number is CN202510435266 20250408. The patent publication number is CN120002075 ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Rudong Yuhang Machinery Mft Co Ltd has applied Chinese patent for Metal Pipe Fitting Machining Equipment and Using Method Thereof. Chen Weiping developed it.
The patent application number is CN202510421475 20250407. The patent publication number is CN120002074 (A). International Patent Classification codes..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Guoming Casting Pipes Co Ltd has submitted a patent application for Permanent Mold Core for Nodular Cast Iron Pipe Production and Demolding Method Thereof. Gong Jingwen, Li Wei, Zhang Tong, Bi Qingyue, Ji Yongjie and Liu Xiangdong developed the invention.
The patent application number is CN202510156663 202..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received MCC Heavy Ind Tangshan Co Ltd and China 22MCC Group Corporation patent application for Feeding Device of Pipe Bending Machine for High-pressure Elbow. Wu Hai, Mao Qilin, Wang Jinye and Zhang Zhipeng developed the invention.
The patent application num..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Sichuan Minhe Pipeline Construction Eng Co Ltd patent application for Pipe Fitting Necking Production Device and Method. This invention was developed by Wang Yueqiang and Xiao Jixiong.
The patent application number is CN202510496883 20250421. The pat..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Bingrong Pipe Co Ltd has applied Chinese patent for Pipe Blank Forming Die for Submerged-arc Welding Straight Seam Steel Pipe. Shen Yang developed it.
The patent application number is CN202510389639 20250331. The patent publication number is CN120001863 (A). International Patent Classification code..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Tangshan Chenyang Sports Equipment Co Ltd has submitted a patent application for Pipe Bending Machine for Football Gate Pipe and Production Process. This invention was developed by Yu Rongdi, Liu Dongdong, Li Shuanglu, Wang Hongjun, Liang Yongliang, Yu Yanjie and Yan Chunshuo.
The patent application number..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Hangzhou Tianhong Welding Mat Co Ltd has submitted a patent application for Pipe Bending Machine Facilitating Feeding. This invention was developed by Hong Ping.
The patent application number is CN202510450169 20250411. The patent publication number is CN120001849 (A). International Patent Classification c..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Foshan Tianjian Mech Co Ltd has submitted a patent application for Pipe Bending Forming Mechanism Capable of Switching Bending Opening Modes. This invention was developed by Huang Weiming.
The patent application number is CN202510293320 20250313. The patent publication number is CN120001848 (A). Internatio..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Ningbo Junwei Electrical Appliance Co Ltd has submitted a patent application for Three-shaft Spiral Pipe Bending Machine. Jin Weidong, Luo Min and Zhang Junjie developed the invention.
The patent application number is CN202411553610 20241102. The patent publication number is CN120001847 (A). International ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Yichang Zhongnan Prec Steel Pipe Co Ltd patent application for Electric Steel Pipe Straightening Trolley and Using Method. Zhao Jianghua, Lu Fengyun, Peng Fei, Luo Xiaofan, Chen Nian, Peng Bo, Fang Wei and Wang Mao developed the invention.
The patent..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Xinghui Intelligent Tech Changzhou Co Ltd patent application for Straightening and Repairing Device for Metal Pipe Machining. Yang Xiaotian developed the invention.
The patent application number is CN202510406275 20250402. The patent publication numb..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shandong Shunlong Iron and Steel Co Ltd has applied Chinese patent for High-strength Square and Rectangular Pipe Roll Forming Device and Method. Wang Liguang and Gao Mingya developed it.
The patent application number is CN202510308882 20250317. The patent publication number is CN120001829 (A). Internationa..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Zhanjiang Nanyou Lihai Automation Eng Co Ltd has filed a patent application for Method for Completely Prefabricating Pipeline. This invention was developed by He Zikun and Pang Yingjian.
The patent application number is CN202510115191 20250124. The patent publication number is CN120001825 (A). Internationa..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Hunan Wangkun Pipe Ind Co Ltd has sought patent for Stress Control Method in Forming Process of Low-carbon High-molybdenum Thin-wall Stainless Steel Pipe. This invention was developed by Cheng Zhijian, Cheng Zhili and Moriyuki.
The patent application number is CN202510487322 20250418. The patent publicatio..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Yuyin Material Tech Shanghai Co Ltd has submitted a patent application for Seamless Hexagonal Pipe Forming Machining Die for Nuclear Power and Military Industry. Niu Caihui developed the invention.
The patent application number is CN202510507976 20250422. The patent publication number is CN120001804 (A). I..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Beijing Ruiyingge Pipeline Tech Co Ltd has applied Chinese patent for Deep Cleaning Process for Interior of Long-distance Oil and Gas Conveying Pipeline. Wang Bo, Qi Minghui, Gao Dian, Cheng Feng and Yang Li developed it.
The patent application number is CN202510475867 20250416. The patent publication numb..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Changsha Hengjia Aluminum Co Ltd patent application for Cleaning Device for Inner Surface of Aluminum Pipe. The invention was developed by Su Youli.
The patent application number is CN202510347826 20250324. The patent publication number is CN1200017..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Cixi Chenghe Pipe Ind Co Ltd patent application for Steel Pipe Roll Coating Device and Process. The invention was developed by Qian Duo and Liu Haiqiao.
The patent application number is CN202510397317 20250401. The patent publication number is CN120..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Nantong Tongsheng Auto Parts Tech Co Ltd has filed a patent application for Steel Pipe Surface Polishing Treatment Method and System for Stainless Steel Coated Steel Pipe. This invention was developed by Xu Yueguo.
The patent application number is CN202510131177 20250206. The patent publication number is C..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Taizhou Dyeing & Printing Machinery Co Ltd and Taizhou University patent application for Cutting Device with Cooling Function for Metal Pipe Fitting Production. The invention was developed by Shen Jie, Chen Shenglei, Ji Hengji and Hua Yawen.
The pat..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Jiangsu Baodi Pipe Ind Co Ltd patent application for Fine Grinding Treatment Device for Metal Pipe Fitting Before Groove Welding. Zhang Hongshuai, Yao Huiying, Zhang Tinghe and Gu Guowei developed the invention.
The patent application number is CN202..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Nanzhang Huachen Pipe Mfg Co Ltd patent application for Steel Pipe Groove Machining Device and Method. The invention was developed by Zou Junhua and Yan Li.
The patent application number is CN202510192210 20250220. The patent publication number is C..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Anhui Kingyoung Structural Metal Work Co Ltd patent application for Circular Pipe Girth Welding Device for Building Steel Structure. The invention was developed by Zhang Yang.
The patent application number is CN202510244144 20250303. The patent publ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Guangdong Zhongwei Weitong Heat Exchange Equipment Co Ltd has sought patent for Air Conditioner Branch Pipe Welding System with Automatic Centering Structure. This invention was developed by Zheng Zhanqing.
The patent application number is CN20251067477 20250402. The patent publication number is CN12000230..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Nantong Yongcheng Ind Automation Co Ltd patent application for Circular Pipe Girth Welding Positioning Device. The invention was developed by Ni Guiyan, Yan Fei, Li Yangchun, Shen Hongxin, Yao Jian, Luo Xuetao and Guo Hongxia.
The patent application..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Taicang Shizhong Auto Parts Co Ltd has submitted a patent application for Assembly Equipment for Exhaust Pipe Silencer. This invention was developed by Li Lingling and Rao Congyan.
The patent application number is CN202510460412 20250414. The patent publication number is CN120002259 (A). International Pate..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Qingdao Jinlifeng Refrigeration Tech Co Ltd has submitted a patent application for Brassica Oleracea Pipe Fitting Connector Welding Tool for Refrigerating Machine. This invention was developed by Xu Chongchao.
The patent application number is CN202510456442 20250411. The patent publication number is CN1200..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Linyi Hengyuan Eng Design Co Ltd has applied Chinese patent for Mounting Device and Mounting Method for Heat Distribution Pipeline. Zhang Baojun, Zhu Shilong, Li Yutong, Li Ming and Liu Bin developed it.
The patent application number is CN202510407406 20250402. The patent publication number is CN120002256 ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Zhejiang Jiatai Laser Tech Co Ltd patent application for Semi-automatic Blanking Machine for Assisting Laser Pipe Cutting Blanking. Huang Yajun, Chen Hao and Jin Dae-gun developed the invention.
The patent application number is CN202510502455 2025042..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Tangshan Chenyang Sports Equipment Co Ltd has sought patent for Pipe Laser Cutting Equipment. This invention was developed by Yu Rongdi, Liu Dongdong, Li Shuanglu, Wang Hongjun, Yu Yanjie, Yan Chunshuo and Liang Yongliang.
The patent application number is CN202510490506 20250418. The patent publication num..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Hebei Jinmai Malleable Iron Co Ltd has submitted a patent application for Suspension Type Long-arm Electric Welding Machine for Pipe Fittings. This invention was developed by Gu Qiang, Gao Suoshu and Liu Junlu.
The patent application number is CN202510427279 20250407. The patent publication number is CN120..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Anhui Masteel Equip Maintenance Co Ltd has applied Chinese patent for Simple Argon Filling Device and Process for Butt Welding of Stainless Steel 90-degree Bent Pipe and Conjoined Flange. Fan Xinghai, Cui Xuefeng, Wu Guobin and Tao Jun developed it.
The patent application number is CN202510258625 20250306...
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Taizhou Xiaobolang Bellows Co Ltd has sought patent for Welding Mechanism for Corrugated Pipe Welding Machining and Operation Method. This invention was developed by Yuan Chen.
The patent application number is CN202510499424 20250421. The patent publication number is CN120002118 (A). International Patent C..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Foshan Shuangyi Electric Appliance Tech Industrial Co Ltd patent application for Welding Method of Stainless Steel Pipeline for Air Conditioner. The invention was developed by Guo Xianrong.
The patent application number is CN202510487120 20250418. T..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Yagu Standard Parts Co Ltd has submitted a patent application for Thin-wall Pipeline Internal Thread Machining Equipment. This invention was developed by Chen Meihua.
The patent application number is CN202510371184 20250327. The patent publication number is CN120002101 (A). International Patent Cla..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Zhejiang Huantai Prec Machinery Co Ltd patent application for Modular Forming Device for Large-size Straight-through Pipeline Connecting Bolt. Xi Guanxin developed the invention.
The patent application number is CN202510487259 20250418. The patent pu..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Suzhou Litehai Turbocharging Tech Co Ltd has applied Chinese patent for Steel Pipe Cone Reversing Tool. Hu Daobing developed it.
The patent application number is CN202510417407 20250403. The patent publication number is CN120002095 (A). International Patent Classification codes are B23D79/00 and B23Q3/06. ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Heze Chengjian Lvyuan Environmental Protection Tech Co Ltd has applied Chinese patent for Heating and Ventilation Pipeline Cutting Device for Constructional Engineering. Xin Zhenchao, Duan Yanping, Wang Linghan, Xue Shengtong, Li Xin, Yang Tao, Zhang Yong and Jia Wenteng developed it.
The patent applicatio..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Guangzhou Coresing Robot Tech Co Ltd patent application for Stair Handrail Pipe Cutting Method and Device. The invention was developed by Wang Gengfeng, Mo Haijie and Yun Yongtai.
The patent application number is CN202510102316 20250122. The patent ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shenzhen Ghy Env Water Conservancy Co Ltd has sought patent for Novel Micro Steel Pipe Pile Supporting Process. This invention was developed by Liu Jing, Liu Fengru, Zhang Huada, Yang Xiuchun, Chen Yu, Yan Yinjie, Zhu Xuanhao, Lin Gangpeng and Gong Yufeng.
The patent application number is CN202311512062 20..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Jiangsu Jianyuan Construction Co Ltd and Jiangsu Jianyuan City Dev Co Ltd patent application for Fabricated Prefabricated Steel Pipe-pipe Pile Composite High-strength Toughness Stand Column Pile. Gao Qiang, Sun Fei, Wei Peng, Chen Huan, Sun Ke, Hao Xiao..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangxi Fushan New Material Tech Co Ltd has submitted a patent application for Frpe Wall Pipe Butt Joint Tool. This invention was developed by Hao Shan, Hao Zichao and Xu Shixiang.
The patent application number is CN202510346958 20250324. The patent publication number is CN120002507 (A). International Pate..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Jiangxi Xindeng Electrical Equipment Co Ltd patent application for Inner Pipe and Outer Pipe Integrated Grinding Device for Pe Pipeline. This invention was developed by Wang Guanhu, Wen Linfeng and Liu Min.
The patent application number is CN20251040..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Shanghai Zhengxing Tech Co Ltd patent application for Fire-fighting Pipe Connecting Position Inner Wall Grinding Equipment. The invention was developed by Liu Cheng.
The patent application number is CN202510314301 20250317. The patent publication nu..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Shandong Jinxin Air Conditioning Group Co Ltd patent application for Molding Energy-saving Air Pipe Continuous Production and Processing Device and Process Method Thereof. This invention was developed by Wu Zicai, Wu Meijie, Han Yingfang and Sun Jianzho..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Youli Holding Group has submitted a patent application for CPVC (chlorinated Polyvinyl Chloride) Large-diameter Pipe Extrusion Molding Cooling Device. This invention was developed by Zhou Fayin, Li Xiao, Zhou Yunyun, Hu Jinxue, Qiu Hui, Zhang Cuirong, Lian Xiaolong and Zhen Yuchao.
The patent application n..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Yugemingye Shandong Environmental Protection Tech Co Ltd patent application for Forming Device for Producing PP Pipe. This invention was developed by Zhang Yu, Wang Quan, Zhang Zhihe, Xue Guiqing, Zou Hao and Yao Ruiqiang.
The patent application numb..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Foshan Lihe Prec Machinery Co Ltd has submitted a patent application for Precisely-connected Cooling Pipe and Using Method Thereof. This invention was developed by Zhang Zhili, Zeng Jiawei and Zhao Yong.
The patent application number is CN202510226140 20250227. The patent publication number is CN120002957 ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Shuguang Pressure Vessel Co Ltd has filed a patent application for Device and Method for Manufacturing Pressure-resistant Heat-preservation Type Metal Hose. This invention was developed by Xie Xiaoxia, Xu Wei, You Xiaodong, You Shiqing and Hua Yuezhong.
The patent application number is CN2025105027..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Hejian Liyuan Thermal Insulation and Anticorrosion Eng Co Ltd patent application for Polyurethane Valve Foaming Machine of Polyurethane Thermal Insulation Pipe. Wang Jingsong developed the invention.
The patent application number is CN202510208631 20..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shanxi Tianqin Plastic Pipe Co Ltd has sought patent for Low-position Feeding Device for Pe Pipe Production. This invention was developed by Zhang Zhiliang.
The patent application number is CN202510468673 20250415. The patent publication number is CN120002856 (A). International Patent Classification codes ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Yongyi Cast Pipes Co Ltd has submitted a patent application for Metal Structure Electric Power Pipe Cement Mortar Lining Device and Lining Method Thereof. Fu Desheng developed the invention.
The patent application number is CN202510494653 20250421. The patent publication number is CN120002812 (A). ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Jiaxing Xingnuo Pipe Pile Members Co Ltd patent application for High-strength Steel Composite Prestressed Concrete Pipe Pile Steam Curing Device. The invention was developed by Gu Jinfu.
The patent application number is CN202510334632 20250320. The ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Nanjing Hetao Plastic Co Ltd has applied Chinese patent for Glass Fiber Reinforced Plastic Woven Pultrusion Winding Pipe Cutting Device. Xue Tao, Xue Yonghe and Tai Chengbin developed it.
The patent application number is CN202510399638 20250401. The patent publication number is CN120002736 (A). Internation..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Hebei Jinhai Flood Dragon Pipeline Co Ltd has filed a patent application for Cutting Device and Cutting Method for Pe Pipe Machining. This invention was developed by Yao Jinhu.
The patent application number is CN202510444265 20250410. The patent publication number is CN120002734 (A). International Patent C..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Anhua County Dongjian Construction Co Ltd patent application for Municipal Road Drainage Pipe Mounting Device and Mounting Method Thereof. Min Zhixiang, Chen Kuangyi, Ji Jianlai, Yu Shaohai and Liu Zichao developed the invention.
The patent applicati..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Shanghai Ershiye Construction Co Ltd, China MCC20 Group Corporation and LYSTEEL patent application for Underground Sewage Pipeline Butt Joint Auxiliary Device and Butt Joint Method. This invention was developed by Pan Yongjian, Cheng Lingfeng, Ma Long, ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Chongqing Taijia Zhizao Tech Co Ltd has submitted a patent application for Normalizing Manipulator of Device for Pasting Granular Layer on Outer Circle of Pipe Body. Li Gang, Deng Kai, He Xue and Chen Zhuo developed the invention.
The patent application number is CN202510328170 20250319. The patent publica..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Huangshan RSP Mfg Co Ltd patent application for Mechanical Device for Quick Connection of Pipeline Flange. Yang Qingsong, Chen Minghan, Liu Wei, Xu Zhongliang, Chen Qingshan, Song Jun, Cheng Zhimin, Jiang Hetao, Jiang Zhenfeng, Wang Sheng, Peng Zengwei ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Sichuan Haoyu Longxing Energy Tech Co Ltd patent application for Device and Method for Installing Clip on Coil Pipe. This invention was developed by Xu Jinlong.
The patent application number is CN202510298263 20250313. The patent publication number i..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released The Fourth Eng Co Ltd Of CCCC First Highway Eng Co Ltd patent application for Super-long Static Pressure Pipe Pile Guide Hole Construction Equipment and Construction Technology Thereof. This invention was developed by Zhong Lihua, Wen Sanyuan, Tang Zhik..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has received Zhou Qingtao patent application for Angle-adjustable Mechanical Structure Pipe Clamp and Using Method and Application Thereof. Liu Xiaoshan, Zhou Lin, Pang Tao, Xie Xiaoshan, Zhou Nian, Yan Pengyu, Zhou Xixi, Zhou Rong and Zhou Sirui developed the inven..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shandong Juneng Holding Group Co Ltd has submitted a patent application for Double-layer Anti-corrosion Steel Jacket Steel Thermal Insulation Pipe Suitable for Extreme Working Conditions. Zhang Jianpu, Wang Fuxia and Feng Qingxia developed the invention.
The patent application number is CN202510504114 2025..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Chongqing Fenghua Tech Co Ltd has submitted a patent application for Discharging Pipe Protection Equipment for Powdery Pesticide Production. This invention was developed by Jiang Xiaoyong and Shang Xiaoyong.
The patent application number is CN202510148973 20250211. The patent publication number is CN120007..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Xiamen Qunxin Tech Co Ltd patent application for Push-in Type Pipeline Joint Release Structure. This invention was developed by Guan Keshun.
The patent application number is CN202510295100 20250313. The patent publication number is CN120007880 (A). I..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Hengrui Pipe Industry Tech Co Ltd patent application for High-strength Metal Hose. The invention was developed by Liu Jiacheng and Guo Peipei.
The patent application number is CN202510365939 20250326. The patent publication number is CN120007869 (A)..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Shandong Yitai Hydraulic Tech Co Ltd patent application for High-pressure Long Rubber Pipe for Hydraulic Grab Bucket of Underground Diaphragm Wall. The invention was developed by Zhang Shanjun, Dong Yanhao, Jiang Xinling and Jiang Fenghua.
The paten..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shandong Yitai Hydraulic Tech Co Ltd has submitted a patent application for Undersea Steam Hose. This invention was developed by Zhang Shanjun, Dong Yanhao, Jiang Xinling and Jiang Fenghua.
The patent application number is CN202510210111 20250225. The patent publication number is CN120007867 (A). Internati..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shanghai Hope Look New Pipe Co Ltd has filed a patent application for Groove Type High Spiral Rib Inner Spiral Pipe for Building Drainage. This invention was developed by Xiang Tianxing, Wu Kejian, Lin Hui and Xiang Weimin.
The patent application number is CN202510123653 20250126. The patent publication nu..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Meizhou City Meixian Distr Village Water Supply And Drainage Service Center has applied Chinese patent for Water Supply and Drainage Pipeline Positioning Support. Chen Pengchao, Liu Wenjian, Xu Yuan, Shen Cuizhu, Li Wei and He Qinmao developed it.
The patent application number is CN202510410648 20250402. T..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Li Bin has sought patent for Urban Road Construction Underground Pipe Network Pre-burying Device and Using Method Thereof.
The patent application number is CN20251096340 20250122. The patent publication number is CN120007851 (A). International Patent Classification codes are F16L1/028, F16L1/036, F16L1/06 ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Hangzhou Longsheng Electric Co Ltd has filed a patent application for Power Generation Device Utilizing Water Level Difference of Sewage Drainage Pipe. This invention was developed by Lu Dongliang and Mao Junfei.
The patent application number is CN202510357201 20250325. The patent publication number is CN1..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Chongqing Jiaotong University and Sinohydro Bureau 14 patent application for Construction Method of Under-crossing Channel Pipe Roof and Pipe Shed Support. The invention was developed by Yang Yonghao, Fu Tianbao, Huang Feng, Fan Duozhen, Luo Zhihao and..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published China Coal Special Drilling Co Ltd and China Coal No. 3 Construction Group patent application for Complete Set of Liquid Supply Pipe Pulling Disc and Freezing Pipe Filling Equipment. The invention was developed by Song Yanan, Yue Shuang, Shi Wei, Ma Fu..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Sichuan Jumiya Tech Co Ltd has sought patent for Electric Melting Pipe Fitting Machining Device. This invention was developed by Zhang Zhong, Zhang Qijian and Xiao Weiguo.
The patent application number is CN202510244282 20250303. The patent publication number is CN120003059 (A). International Patent Classi..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Weihai Jinmaiyuan Tech Co Ltd has sought patent for Polyethylene Sheet Steel Wire Composite Pipeline and Manufacturing Equipment and Process Thereof. This invention was developed by Liu Fudong.
The patent application number is CN202510259929 20250306. The patent publication number is CN120003004 (A). Inter..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Youli Holding Group patent application for Corrosion-resistant Cpvc Chemical Pipeline Forming Process and Equipment Thereof. This invention was developed by Li Xiao, Xiao Yugang, Hu Jinxue, Hu Xuyang, Nan Lei, Zhou Fayin and Qiu Shuangqing.
The paten..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Youli Holding Group patent application for Cpvc (chlorinated Polyvinyl Chloride) Pipeline Extrusion Die with Composite Runner. This invention was developed by Li Xiao, Zhou Fayin, Zhou Yunyun, Hu Jinxue, Zhang Cuirong, Zhen Yuchao, Yang Zhenxiao and Qiu..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Zhejiang Earth Pipes Co Ltd has sought patent for Production Method of Low-sag Thick-wall Polyethylene Pipe. This invention was developed by Lu Weiwen, Qiu Xudong, Luo Hongwei, Li Linsong, Hu Deyuan, Huang Tao, Zhong Yi, Tang Qiaohong and Sun Jinhong.
The patent application number is CN202510487889 2025041..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shandong Yaocheng Tech Co Ltd has submitted a patent application for Extruding Machine for Producing Integrated Heat Tracing Pipe Cable. Yang Qifeng developed the invention.
The patent application number is CN20251038154 20250110. The patent publication number is CN120002982 (A). International Patent Class..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released CCCC First Highway Engineering Group and CCCC Zhongnan Engineering patent application for Socket and Spigot Pipe Piece Ring Forming Roundness and Roundness Laser Measurement Process. This invention was developed by Tang Wei, Zhang Yongpan, Hu Xingya, Ch..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Shandong Dajin Steel Pipe Mfg Co Ltd has submitted a patent application for Laser Measuring Device and Measuring Method for Detecting Outer Diameter of Seamless Steel Pipe. This invention was developed by Yang Guolei, Hu Shengting and Hu Keting.
The patent application number is CN202510159366 20250213. The..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Cosco Lianyungang Liquid Loading & Unloading Equipment Co Ltd has submitted a patent application for Winch Type Hose Lifting Machine. This invention was developed by Liang Jixu, Wang Weizhou, Zhang Zenglong, Wang Limin, Tian Lin, Zhang Bing, Zhao Rui, Zheng Pu, Tao Yantao, Zhou Tao, Li Zongze and Zhang Junjie..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Westinghouse Air Conditioning Nanjing Co Ltd patent application for Energy-saving Air Conditioner Pipeline Device. The invention was developed by Liu Yaofeng, Yang Yong and Li Pengjiang.
The patent application number is CN202510333993 20250320. The ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has released Jiangsu Guoxing Ventilation Equipment Co Ltd patent application for Ventilation Pipeline with Filtering Function. This invention was developed by Zhang Guoxing, Shen Jianbo and Xiao Jianxin.
The patent application number is CN202510486540 20250418. T..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Qingdao Haizhongzhou Intelligent Equipment Mfg Co Ltd has filed a patent application for Pipe Chain Cold Material Conveyor. This invention was developed by Zhan Xuchen, Cui Yongan and Liu Bingzheng.
The patent application number is CN202510219402 20250226. The patent publication number is CN120003962 (A). ..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Chengdu United Aircraft Tech Co Ltd patent application for Evaporating Pipe Backflow Combustion Chamber and Jet Engine. The invention was developed by Fan Zhencen.
The patent application number is CN202510225757 20250227. The patent publication numb..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- State Intellectual Property Office of China has published Yangzhou Zhuohui Automation Equipment Co Ltd patent application for Screw Conveyor for Pu Air Pipe Machining. The invention was developed by Zhou Changkun.
The patent application number is CN202510185478 20250220. The patent publication number is CN..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Jiangsu Gangxing Energy Tech Co Ltd has submitted a patent application for Long-service-life Intelligent Hanging and Conveying Device for Anti-aging and Anti-corrosion Metal Hose. Sun Hantao, Zhang Xiaolu and Sun Xiongfei developed the invention.
The patent application number is CN202510499653 20250421. Th..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Huisa Tech Ltd has submitted a patent application for Gas Pipeline Leakage Positioning Method Based on Big Data. This invention was developed by Huang Xiaofei, Li Zhiyong, Wang Jinguo and Zhao Shuai.
The patent application number is CN202510158247 20250213. The patent publication number is CN120007979 (A)...
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Guangzhou Yitongran Construction Co Ltd has applied Chinese patent for Gas Pipeline Leakage Detection Equipment. Zhang Shiyu and Bao Wanqiang developed it.
The patent application number is CN20251081292 20250117. The patent publication number is CN120007976 (A). International Patent Classification codes ar..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Huafu Oil Gas Engineering Tech Chengdu Co Ltd has applied Chinese patent for Weak Magnetic Detection Method for Oil Pipeline Punching Oil Stealing Point. Liu Yanjun and Liu Sibo developed it.
The patent application number is CN20251068952 20250116. The patent publication number is CN120007975 (A). Internat..
Pipe
| Sun 14 Dec 2025
Beijing, Dec. 15 -- Yingkou Ruicheng Boyuan Tech Co Ltd has submitted a patent application for Urban Underground Pipe Network Monitoring System and Method Based on Internet of Things. This invention was developed by Guo Liangqin, Wei Xie and Lei Ming.
The patent application number is CN202510391936 20250331. The patent public..
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