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Pipe
| Fri 15 May 2026
Ottawa, May 16 -- Canadian Intellectual Property Office has released Sumitomo Heavy Industries patent application for Metal Pipe Molding Method, Metal Pipe, and Molding System. This invention was developed by Saika Masayuki, Ishizuka Masayuki, Ueno Norieda, Nogiwa Kimihiro and Ide Akihiro.
The patent application number is CA202..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Beijing NAURA Microelectronics Equipment has submitted a patent application for Pipeline Cleaning Device, Semiconductor Process Equipment and Tail Exhaust Pipeline Cleaning Method. This invention was developed by Liu Ce, Lin Yuanwei and Ma Jianqiang.
The patent application number is CN202410917789 20240709. T..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Hefei Institutes of Physical Science, Chinese Academy of Sciences patent application for Multi-pipe Ecrh System Thermal Load Management Method and System Based on Low-power Basic Operation. This invention was developed by Wang Yu, Wang Xiaojie, Wu Zege, ..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- Qingdao University of Technology has applied Chinese patent for Micro-perforated Plate Composite Gradient Spiral Pipe Sound Absorption Device and Method. Zhang Kai, Kou Huaizhen and Wang Shifa developed it.
The patent application number is CN202511881321 20251215. The patent publication number is CN121331075 ..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- CNNC Nuclear Power Operation Management has applied Chinese patent for Stainless Steel Clamping Belt Type Hose Assembly Label. Cao Fenghua, Zhu Changrong, Liu Lie, Li Rongbo, Liu Shaowei, Sha Songgan, Jiang Junjian, Deng Zhixin, Yuan Yihua, Xiong Yi, Yang Juting, Lin Nuohan, Wu Wei, Zhou Zhendong, Zang Xiaojun..
Pipe
| Fri 15 May 2026
Munich, May 16 -- Neoperl has applied European patent for Cartridge Adapter with a Base Body with at Least One Hose Connection, Set of Different Adapter Parts. Isles Denis developed it.
The patent application number is EP20240211892 20241108. The patent publication number is EP4741590 (A1). International Patent Classification..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- Zhejiang University of Science and Technology has sought patent for Liquefied Natural Gas Low-temperature Flexible Pipeline Composite Structure Optimization Design Method and System and Storage Medium. This invention was developed by Wen Minjie, Wang Lixing, Zhang Yiming, Gao Zhiran, Ding Pan, Tu Yuan, Liu Qin..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- Southeast University has submitted a patent application for Method for Calculating Temperature Distribution and Heat Storage Capacity of Large-scale Long-period Cross-seasonal Buried Pipe Heat Accumulator. This invention was developed by Yin Yonggao, Huang Yuxi, Zhao Donglin, Cui Mengying, Xu Guoying and Yang ..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- Shanghai Nuclear Engineering Research & Design Institute has filed a patent application for Conversion Method and System of Three-dimensional Pipeline Model and Computer Readable Medium. This invention was developed by Cai Kun, Yin Haifeng, Qin Jie, Zhang Xu, Shi Wei, Zhu Changfan, Liu Yixin, Chen Jie, Jiang D..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- China Telecom has submitted a patent application for Intelligent Pipeline Data Monitoring Method and Related Equipment. This invention was developed by Gao Zhaoqing and Wang Mengdi.
The patent application number is CN202511867705 20251211. The patent publication number is CN121327640 (A). International Patent..
Pipe
| Fri 15 May 2026
Ottawa, May 16 -- StoneAge has applied Canadian patent for Multiple High Pressure Flexible Lance Hose Take Up Drum. Barnes Jeffery R developed it.
The patent application number is CA20162998928 20161006. The patent publication number is CA2998928 (A1). International Patent Classification codes are B65H75/38 and B65H75/44. Coope..
Pipe
| Fri 15 May 2026
Ottawa, May 16 -- Heatcraft Refrigeration Products has submitted a patent application for Heat Pipe Anchor Tubes for High Side Heat Exchangers. This invention was developed by Delventura Robert.
The patent application number is CA20182994114 20180207. The patent publication number is CA2994114 (A1). International Patent Classif..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- East China Normal University has submitted a patent application for Oil Product Conveying Pipeline Oil Mixing Section Prediction Method Based on Graph Representation Learning Model. This invention was developed by Hong Xinyi, Chen Ziqi, Yang Yanfeng and Yu Miaomiao.
The patent application number is CN20251150..
Pipe
| Fri 15 May 2026
Beijing, May 16 -- Changjiang Ecology Environmental Protection Group has submitted a patent application for Drainage Pipe Network Data Cleaning and Intelligent Repairing Method Fusing Multiple Models. This invention was developed by Xu Yan, Lei Yang, Hu Xiaoling, Shao Shuai, Cheng Wei, Yoon Young-jin and Wu Kunming.
The patent ..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- PowerChina Beijing Engineering has submitted a patent application for Corrugated Expansion Joint Structure for Pressure Steel Pipe with Large Hd Value. This invention was developed by Seizo, Xu Guibin, Song Ruixiang, Ren Tianwei, Jiang Kuichao, Liu Peng, Feng Jian, Liang Jianlong, Liu Xiaonan and Li Binyu.
Th..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Dongguan University of Technology patent application for Connecting Structure of Pultrusion Reinforced Frp (fiber Reinforced Plastic) Pipe. This invention was developed by Zhou Lingzhu, Zheng Yu, Liao Jinjing, Luo Yuanbin, Wang Xiaolu and Feng Chenxi.
T..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has received Zhejiang Jieya Electric Technology patent application for Self-closing Control Pipe Fitting. Huang Weijie, Zhang Qian, Li Chaojun and Wu Hui developed the invention.
The patent application number is CN202511577291 20251031. The patent publication number..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Crucial Pure Environmental Technology patent application for Air Pipe Flange Quick Connection Auxiliary Device. This invention was developed by Ye Xu and Fang Nan.
The patent application number is CN202511640593 20251111. The patent publication number i..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Shandong Zhangqiu Blower has submitted a patent application for Connecting Pipeline for Solid-liquid-gas Three-phase Flow Pump, Machining Mold and Machining Method. This invention was developed by Xie Yile, Zhang Yingqi, Cong Xueyan, Li Yongze, Zhang Shuo, Ren Zhijia and Feng Jiawei.
The patent application nu..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Shanghai Nuclear Engineering Research & Design Institute has submitted a patent application for Pipeline Support Hanger, Installation Method Thereof and Nuclear Power Plant Pipeline System. Shi Yongbing, Zhang Yu, Feng Lei, Lu Hongjian, Yang Zheng, Guan Lingsong, Yu Tao, Yu Hong, Ma Juan, Ma Zhongliang, Jiang ..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Harbin First Municipal Engineering has filed a patent application for Slurry Balance Pipe Jacking Construction Method Under Complex Working Conditions. This invention was developed by Wang Zhaopeng, Liu Bo, Zheng Yuxin and Li Ying.
The patent application number is CN202511401777 20250928. The patent publicati..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has published Shandong Inspur Science Research Institute patent application for Data Pipeline Construction Method and System Based on Operator Combination and Medium. The invention was developed by Song Hu, Wang Yabin, Xue Bing, Zhou Xianglong and Wei Zizhong.
The p..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has received Luoyang Sunrui Wanji Titanium Industry patent application for Spraying Temperature Control System and Method for Vertical Pipe of Fluidizing Chlorination Furnace. Pei Guangshuai, Qu Yinhua, Wei Zhizhong, Yuan Xiaoming, Wang Lijuan and Li Yi developed the..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Yanan University has submitted a patent application for Crawler-type Pipeline Detection Device and Method Based on Magnetic Eddy Current Principle. Tian Wenjuan, Wang Shuai, Li Yating, Yang Yujie, Bian Yonghan, Ge Zhimiao, Dang Sinan, Huang Ling, Han Ying, Feng Yaxin, Liu Naihao and Liu Yunxin developed the in..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Harbin University of Science and Technology patent application for Device and Method for Detecting Internal and External Defects of Pipeline Welding Seam. This invention was developed by Li Maoyue, Cheng He and Liu Dongpeng.
The patent application numbe..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Chongqing University of Science and Technology has sought patent for Method for Evaluating Mechanical Property of Socket Type Nodular Cast Iron Pipeline Joint Under Vertical Load. This invention was developed by Luo Jun, Luo Wenwen, Wang Liping, Huang Renning, Cao Haiyan, Wang Kang, Ying Zhongling, Chen Jiaxin..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has published Chengdu Aircraft Industry Group patent application for Fatigue Vibration Test Device for Aviation Hydraulic Pipeline. The invention was developed by Ding Xiao, Du Juan, Tan Yao, Gao Shenyuan, Sun Tao, Chen Li and Yang Won-hee.
The patent application nu..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Beijing Institute of Technology has submitted a patent application for Capillary Core Heat Pipe for Overcoming Boiling Limit by Utilizing Low-heat-conduction Material. This invention was developed by Tan Sicong, Xu Qing, Jiang Yuyan, Guo Cong and Qu Xiao.
The patent application number is CN202511472715 202510..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Harbin Boiler has applied Chinese patent for Coiled Pipe High-pressure Heater and Sleeving Method Thereof. Lian Songsong, Liu Zhen, Liu Jinbo, Yang Zhengchun, Guan Qinghe, Liu Jun, Li Jialu, Xu Xiangjiu, Guo Jinlian, Liu Tieying, Du Xin, Choi In-joo, Su Dianbin, Zhang Xinyuan and Shi Zongda developed it.
The ..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Mitsubishi Heavy Industries-Haier (Qngdao) Air-Conditioning has submitted a patent application for Control Method for Reducing Pipeline Stress During Starting and Stopping of Multi-split Air Conditioner. This invention was developed by Lin Maoshan, Takeuchi Nobuyuki and Xiang Jinbo.
The patent application num..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Guilin University of Technology has submitted a patent application for Karst Area Ground Source Heat Pump Vertical Buried Pipe Backfill Material Based on Marble Solid Waste and Preparation Method of Karst Area Ground Source Heat Pump Vertical Buried Pipe Backfill Material. This invention was developed by Zeng ..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released China Three Gorges patent application for Investigation Method and Device for Hidden Connection of Branch Pipes of Drainage Pipe Network Based on Active Voiceprint Conduction. This invention was developed by Zhao Zhichao, Yin Wei, Chen Yilin, Wang Wanqio..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Inner Mongolia University of Science and Technology has submitted a patent application for Multi-sensor Combined Pipeline Carbon Dioxide Leakage Measuring Method. Sun Caiying, Zhang Yukun, Shinshin, Sun Yibo, Wang Zhichun and Xiao Junsheng developed the invention.
The patent application number is CN2025113724..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- Sun Yat-sen University has submitted a patent application for Diameter-variable Microwave-assisted In-situ Concrete Pipeline Breaking Equipment. Yang Hongwei, Wei Yujing, Yang Huaiqing, Xu Zhenghao, Xu Zhengyang, Huang Sheng and Ma Baosong developed the invention.
The patent application number is CN2025114487..
Pipe
| Sat 16 May 2026
Beijing, May 16 -- China State Shipbuilding, Qingdao Beihai Shipbuilding has applied Chinese patent for Reusable Pipe Orifice Protection Device and Method Without Damaging Base Metal. Zhang Yuming, Zhang Quan, Zhang Xiaoming, Sun Litao, Li Lei, Yuan Xiaolei, Zhou Kuiqi, Zhong Weijian, Lu Xuan, Cheng Qing, Ren Fei, Ma Feng, Bo Fu..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- CCTE3 Infrastructure Construction Investment and Wuhan University of Technology have submitted a patent application for Cement-based Grouting Liquid for Repairing Mechanical Spiral Winding Pipeline and Preparation Method of Cement-based Grouting Liquid. Zeng Xianpeng, Yuan Jiange, Yi Jiaqi, Luo Yang, Li Shuang..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- China Nat Offshore Oil Corp, Beijing Res Center Cnooc China Co Ltd and China Oilfield Services have submitted a patent application for Processing Device and Processing Method for Communication Drill Rod Armored Pipe Fixing Piece. Wu Yi, Jiao Jingang, Zhang Tianwei, Xie Renjun, Li Hui, Deng Yue, Wang Yang, Song..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Jiangsu Shagang Institute Research Iron & Steel and Jiangsu Shagang Iron and Steel have submitted a patent application for High-performance Large-thickness Steel Plate for Wind Power Pipe Pile and Production Method Thereof. This invention was developed by Wu Fengjuan, Yang Hao, Qu Jinbo and Gao Xueran.
The ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Road & Bridge International and China Communication North Road & Bridge have submitted a patent application for Protection Device Suitable for Pipe Jacking Construction. This invention was developed by Guo Haitao, Li Tao, Zhang Chengjie and Zhang Gao.
The patent application number is CN202511885412 20251215..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Henan China Industry Design and Res Institute Group Co Ltd, Henan Jiaotou Zhongyuan High Speed Zhengluo Construction Co Ltd and CCCC Second Highway Fourth Engineering have submitted a patent application for Steel Pipe Screw Pile Grouting Device and Foundation Reinforcing Method. This invention was developed by..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Xiamen Special Equipment Inspection Institute, Jimei University and Xiamen China Resources Gas Co Ltd have submitted a patent application for Data Analysis Device for Strait Crossing Directly-buried Gas Pipeline and Analysis Method Thereof. This invention was developed by Fu Xibin, Zou Zhijian, Dai Leyang, Tan..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Fujian University of Technology and Fujian Water Conservancy Invest Water Construction Co Ltd have applied Chinese patent for Double-guide-pipe Positioning Butt Joint Device and System. Su Youqing, Zhang Xiaoyi, Fang Weijie, Lin Guoliang, Guo Minmin, Ma Shenglan and Xiang Hong developed it.
The patent appli..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Hengyang Valin Steel Tube and Hengyang Valin Steel Tube have applied Chinese patent for Thickened Steel Pipe Sleeve and Heat Treatment Method and Application Thereof. Hou Xiaozhen, Li Duanzheng, Liu Jilin, Zhou Zhengping, Zhuo Zhao, Wu Guanghui, Liao Pengfei and Liu Zhenqiang developed it.
The patent applic..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Hangzhou Ruisi Nade Precision Tech Co Ltd has submitted a patent application for Split Type Atomizing Spray Pipe. Li Bohan, Hu Ligang, Cao Liang and Gao Yinzhong developed the invention.
The patent application number is CN202511821118 20251205. The patent publication number is CN121314821 (A). International..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Hebei Xingdong Pipeline Co Ltd has applied Chinese patent for Automatic Welding Equipment for Pipe Fittings. Liu Chunfeng, Han Guangxing and Dong Haihong developed it.
The patent application number is CN202511819184 20251204. The patent publication number is CN121315579 (A). International Patent Classificat..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Xunhai Yangfan Suzhou Electronic Tech Co Ltd has filed a patent application for Auxiliary Device for Pipe Sinking Construction. This invention was developed by Xia Yan and Fan Mengjiao.
The patent application number is CN202511643808 20251111. The patent publication number is CN121315578 (A). International ..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Wuxi Meikelei Automation Equipment Co Ltd has filed a patent application for Welding Device of Round Pipe and Shaft Sleeve Welding Production Line. This invention was developed by Wu Wei.
The patent application number is CN202511792023 20251201. The patent publication number is CN121315570 (A). Internationa..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Hunan Changgao Electrical Co Ltd has submitted a patent application for Automatic Welding Device and Method for Aluminum Alloy Round Pipe. This invention was developed by Jiang Haijun, Tao Xinming, Ou Xianjun, Cheng Yaowen, Chen Ying and Wang Chaohui.
The patent application number is CN202511886614 20251215..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Mhps Dongfang Boiler Co Ltd has submitted a patent application for Pipe Internal Partition Plate Welding Device for Narrow and Small Space. This invention was developed by Zeng Zhi, Qiu Yewu, Zhang Geng, Liu Bin, Hu Wenjin, Lu Peili, Shen Guobin, Wang Hexuan, Fu Qili, Wu Zhenheng, Ma Dechuan, Su Chunfeng, Liu ..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Hengshui Huapeng Pipe Ind Co Ltd has submitted a patent application for Corrugated Pipe Compensator Manufacturing and Forming Device. This invention was developed by Cao Xiaopeng, Ge Aihua, Ma Rongrong, Wang Dandan and Zhang Guangming.
The patent application number is CN202511466694 20251014. The patent pub..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Shandong Zhongyun Special Purpose Automobile Co Ltd has submitted a patent application for Laser Cutting Equipment for Pipeline Machining of Vacuum Sweeper. This invention was developed by Li Xirong, Wang Yachao, Zhang Hui and Wang Xingxin.
The patent application number is CN202511838858 20251208. The paten..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Suzhou Sicui Welding Tech Research Institute Co Ltd has submitted a patent application for Argon Arc Welding Method for Aluminum Alloy Corrugated Pipe. This invention was developed by Qiao Yunpeng, Yao Xinyu and Yun Kwan-bo.
The patent application number is CN20251174870 20250801. The patent publication num..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Puer Landun Jiangsu Safety Prot Equipment Co Ltd has submitted a patent application for Turning Equipment for Fire Hose Joint Machining. This invention was developed by Zhou Lulu, Zhang Yong, Sun Ting and Yang Jian.
The patent application number is CN202511688142 20251118. The patent publication number is C..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Hunan Longshengda Steel Pipe Mfg Co Ltd has submitted a patent application for Hemming Device for Spiral Steel Pipe Machining. Yi Yingzhe developed the invention.
The patent application number is CN202511458527 20251013. The patent publication number is CN121315097 (A). International Patent Classification c..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Liaoning Zhongda Construction Group Co Ltd has sought patent for Self-floating Pipeline Self-adaptive Dredging Device and Method for Water Conservancy Project. This invention was developed by Sang Yang, Wang Bin, Wang Fengyu, Zhang Cheng, Wu Zhanhua, Lei Wei and Jiang Xi.
The patent application number is CN..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Luohe Letone Hydraulics Tech Co Ltd has submitted a patent application for Tube Tire Surface Pretreatment Device and Rubber Hose Winding Method. This invention was developed by Liu Hongli.
The patent application number is CN202511874273 20251212. The patent publication number is CN121314978 (A). Internation..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Dongguan Langsheng Material Tech Co Ltd has submitted a patent application for Silica Gel for Heat-conducting Extrusion Pipe and Preparation Method of Silica Gel. This invention was developed by Pan Hebin and Tan Zhengxin.
The patent application number is CN202511441376 20251010. The patent publication numb..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Chongqing Qingxi Environmental Protection Tech Co Ltd has sought patent for Filtering Device for Sewage Pipe Network Treatment. This invention was developed by Shen Peng, Gou Jia, Zhang Wenzheng and Zhang Xuetao.
The patent application number is CN202511765219 20251127. The patent publication number is CN12..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Zhejiang Yonghe New Material Tech Co Ltd has submitted a patent application for Green Preparation Method of 3, 5-dichloroaniline Based on Pipeline Reaction. This invention was developed by Zhang Jie, Li Kangkang, Wu Guozhong, Wang Ziyang, Wang Gang, You Jiaxu and Fang Xin.
The patent application number is C..
Pipe
| Thu 14 May 2026
London, May 15 -- Air IP Holdings Ltd has submitted a patent application for Water Pipe. This invention was developed by Teo Boon Sheng and Brian Mcveigh.
The patent application number is GB20240012988 20240904. The patent publication number is GB2644436 (A). International Patent Classification code is A24F1/30. Cooperative P..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Foshan Haoyang Prec Manufacturing Co Ltd has submitted a patent application for End Face Cutting Device for Metal Round Pipe Machining. This invention was developed by Liao Zhineng, Li Yongsheng and Huang Lijun.
The patent application number is CN202511593151 20251103. The patent publication number is CN121..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Tangshan Zhengyuan Pipe Ind Co Ltd has submitted a patent application for Welded Pipe Welding Seam Polishing Device. This invention was developed by Liu Zhihong, Gao Shengtong, Cui Zhen, Yi Jingtao and Liu Jiming.
The patent application number is CN202511870351 20251212. The patent publication number is CN1..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Jiangsu Tefute Building Mat Co Ltd has applied Chinese patent for Building Pipe Polishing Device. Zhang Zhong and Pan Xupeng developed it.
The patent application number is CN202511475685 20251016. The patent publication number is CN121315746 (A). International Patent Classification codes are B24B27/033, B24..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- GS Caltex Suzhou Plastics Co Ltd has applied Chinese patent for Preparation Method and Application of Polypropylene for Preparing Corrugated Pipe. Wang Zhongxu developed it.
The patent application number is CN202511464701 20251014. The patent publication number is CN121319508 (A). International Patent Class..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Guangdong Aoxinmei Packaging Tech Co Ltd has filed a patent application for Automatic High-speed Forming Machine for Cosmetic Plastic Hose. This invention was developed by Zhang Mingti and Huang Zhengben.
The patent application number is CN202511882244 20251215. The patent publication number is CN121316230 ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Jiangsu Huayuan Luda Pipeline Tech Co Ltd patent application for Production and Processing Device for PE Pipe. The invention was developed by Liang Jun and Xing Likun.
The patent application number is CN202511874312 20251212. The patent publication n..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Hebei Lihao Energy Saving Building Mat Co Ltd has submitted a patent application for Buffer Conveying Device and Method for Rubber and Plastic Sponge Heat Preservation Pipe Production. Ren Ge developed the invention.
The patent application number is CN202511518610 20251023. The patent publication number is ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Guangdong Shandou Plastic Tech Co Ltd has submitted a patent application for Waste Recovery Type Injection Mold for Plastic Suction Nozzle Pipe Production. This invention was developed by Lin Runqian.
The patent application number is CN202511661938 20251113. The patent publication number is CN121316193 (A)...
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Chongqing Youfeite Tech Co Ltd has applied Chinese patent for Clamping Rod Type Thermal Insulation Pipe Sheet Mixing System. Wang Chunmei developed it.
The patent application number is CN202511660432 20251113. The patent publication number is CN121316130 (A). International Patent Classification codes are B2..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Fujian Julong Pipe Ind Co Ltd patent application for Die Opening and Closing Synchronous Linkage Locking Device for Concrete Pipe Pouring Die. The invention was developed by Chen Yupei, Zhang Ling, Xie Ruihai and Wu Yanbin.
The patent application num..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Dongguan Jingcheng Environmental Protection Tech Co Ltd has applied Chinese patent for Austenitic Stainless Steel Food-grade Pipe Welding Spot Cleaning Passivator. Su Ziming developed it.
The patent application number is CN202511880805 20251213. The patent publication number is CN121320969 (A). Internationa..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- Tianjin Boai Pipeline Tech Group Co Ltd has submitted a patent application for Welding Device for Butt Joint of Steel Pipes. Guo Wenqiang and Li Hongquan developed the invention.
The patent application number is CN202511762945 20251127. The patent publication number is CN121315581 (A). International Patent ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Qingdao Miguo Riji Eyelashes Product Co Ltd has submitted a patent application for Reelpipe Process for False Eyelashes. Du Shuairan and Huang Weiwei developed the invention.
The patent application number is CN202511611555 20251105. The patent publication number is CN121312907 (A). International Patent Clas..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Wuhan Chutian Ind Laser Equipment Co Ltd patent application for Laser Welding Device for Welding Steel Pipes and Using Method of Laser Welding Device. The invention was developed by Sun Mingrui and Shao Xiaotao.
The patent application number is CN202..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has received Ariane Optoelectronics Co Ltd patent application for Stackable Universal Three-dimensional Cultivation Pipeline. Chen Siyi, Weng Shunlin, Cai Yu and Zhao Yunlong developed the invention.
The patent application number is CN202511646857 20251111. The pa..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Sichuan Huaneng Fujiang Hydropower Co Ltd has applied Chinese patent for Self-adaptive Telescopic Taper Pipe Chamber Maintenance Platform. Yu Haibo, Zhou Zhenyu, Na Jong-ok, Zhong Ruijie, Chen Gang and Song Zihao developed it.
The patent application number is CN202511625577 20251107. The patent publication ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Sichuan Huaneng Fujiang Hydropower Co Ltd has applied Chinese patent for Arc-shaped Clamping Jaw Type Maintenance Platform Locking Mechanism Adaptive to Steel Pipes of Multiple Specifications. Yu Haibo, Zhou Zhenyu, Na Jong-ok, Zhong Ruijie, Chen Gang and Song Zihao developed it.
The patent application numb..
Pipe
| Thu 14 May 2026
London, May 15 -- UK Patent Office has published Stats UK Ltd patent application for Isolation Tool and Method for Isolating a Pipe. The invention was developed by Angus Bowie, Douglas Krokosz and Jacob Lehner.
The patent application number is GB20240012111 20240816. The patent publication number is GB2644430 (A). Internation..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Guangzhou Yiji Prec Parts Co Ltd has sought patent for Surface Grinding Device for Metal Pipe Fitting Machining. This invention was developed by Liu Jun, Li Shu and Duan Xin.
The patent application number is CN202511591633 20251103. The patent publication number is CN121315811 (A). International Patent Clas..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Yanda Haimen Heavy Equipment Mfg Co Ltd has sought patent for Inner Wall Polishing Device for Large Aluminum Pipeline. This invention was developed by Pei Denian.
The patent application number is CN202511519648 20251023. The patent publication number is CN121315808 (A). International Patent Classification c..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Jiangsu Hongliangtou Public Facilities Co Ltd has submitted a patent application for Steel Pipe Grinding and Polishing Device for Protective Fences. Ma Xiaosong, Zhao Lei and Xu Shantao developed the invention.
The patent application number is CN202511472132 20251015. The patent publication number is CN1213..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Tianyi Construction Group Co Ltd has submitted a patent application for Garden Irrigation Water Pipe Convenient to Wind. This invention was developed by Chen Peng, Huang Jiaqi, Yu Yixuan and Chen Pingchen.
The patent application number is CN202511493082 20251020. The patent publication number is CN121317477..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Taine Loading Systems Inc and Air Liquide Sa Pour L Etude et L Exploitation Des Procedes Georges Claude have submitted a patent application for Device for Rotary Connection of Low-temperature Fluid Pipelines. This invention was developed by Duval Valery, Pack Stefan, Duval Stephane and Collero Gaetan.
The p..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Hangzhou Energy Group Engineering Tech Co Ltd has submitted a patent application for Gas Pipeline Metal Ready Mixed Paint Pneumatic Transporting and Conveying Device. This invention was developed by Hu Weifeng, Lin Shaoyan, Fang Fang, Zhu Lijun, Zhou Chao, Yang Liujie, Fang Zheng and Zhu Long.
The patent ap..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Huaneng Gansu Energy Dev Co Ltd Fanping Branch has filed a patent application for Pulverized Coal Cleaning Device for Joint of Coal Drop Pipe. This invention was developed by Su Chengcheng, Wang Hongpeng, Xu Bin, Pang Jingdan and Wu Xiaoqian.
The patent application number is CN202511446287 20251011. The pat..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Anhui Huiying Intelligent Equipment Co Ltd has filed a patent application for Automatic Feeding and Discharging System for Pipe Cutting. This invention was developed by Chen Qiyue and Liu Baozhen.
The patent application number is CN202511709220 20251120. The patent publication number is CN121317343 (A). Int..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has released Electric Power Res Inst State Grid Shaanxi Electric Power Co Ltd and State Grid Xi'an Environmental Protection Tech Center Co Ltd patent application for Vacuum Pipeline Connecting Structure and Connecting Method Suitable for High-temperature Superconduct..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Xi'an Yalairui Additive Manufacturing Tech Co Ltd patent application for Additive Manufacturing Method of Alloy Pre-evaporation Pipe. The invention was developed by Guo Bingbing, Lu Biwei, Wu Peijun and Lei Runwei.
The patent application number is CN..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has received Hubei Shenbai Special Purpose Vehicle Co Ltd patent application for Steel Pipe Bending Device for Automobile. Bai Guitao, Gong Jingqi, Luo Huaxiang, Wen Bin, Wang Qiubo and Roh Dong-hwi developed the invention.
The patent application number is CN20251..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Sichuan Sanzhou Special Steel Pipe Co Ltd patent application for Method for Remanufacturing Hot-rolled Seamless Gas Cylinder Pipe Through Periodic Rolling Mill. The invention was developed by Wang He, Yang Jun, Tu Yong, Liu Hao, Guo Hai, Li Xiaobo, Zhon..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has released National Petroleum Pipeline Network Group and National Pipe Network Group Engineering Tech Innovation Co Ltd patent application for Construction Method of Oil and Gas Pipeline in Tunnel. This invention was developed by Wang Le, Li Yaoxu, Zhao Tianrui, Pa..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has received CCC Guangzhou Dredging and CCCC FC Dredging Co Ltd patent application for Trailing Suction Pipe Hanging Bracket of Trailing Suction Hopper Dredger. Chai Guijun, Rong Jianguo, Zhang Guobin, Chen Rui, Zhou Gang, Wang Xiangdong, Li Jinwei, Liu Zhanlei and J..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has received Hangzhou Jiangrun Tech Co Ltd patent application for Deep-buried Pipeline In-situ Protection Subsection Reverse Construction Ultra-deep Guide Wall Underground Diaphragm Wall and Construction Method. Wang Xinquan, Diao Hongguo, Li Xiao, Zeng Fanran, Shin ..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Huizhou Daya Tech Co Ltd patent application for Anti-falling Protection Device for High-altitude Operation. The invention was developed by Zheng Linhao and Li Mengting.
The patent application number is CN202511390504 20250926. The patent publication ..
Pipe
| Thu 14 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Health Line Tech Foshan Co Ltd patent application for Pipe Punching and Sealing Equipment. The invention was developed by Wu Yongsheng, Feng Yongpeng, Zhao Wohua, Chen Wenjie, Cheng Mengjun, Lee Hwan-hoon and She Limin.
The patent application number ..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Hangzhou Electric Power Design Inst Co Ltd has filed a patent application for Pipe Piece Connecting Structure of Vertical Shaft. This invention was developed by Zhu Weidong, Wang Chengzhu, Pan Shengjun, Ma Jiong, Wang Jie, Wu Liang, Xiao Zheng, Xiong Xing, Xu Qingfeng, Cao Yu and Zhou Qiupei.
The patent app..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has released Wuhu Shipyard Co Ltd patent application for Concentrated Cooling Pipeline Shunting Device for Ship. This invention was developed by Zhang Zhao, Wang Yimin, He Changsheng, Zhao Qibing and Wang Mengqin.
The patent application number is CN202511701794 20..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- Chengdu Keneng Petroleum Tech Co Ltd has submitted a patent application for Multifunctional Gas Well Completion Pipe String and Using Method Thereof. Shao Zongtang, Liu Long, Liu Jian, Zhang Jingzong and Wen Xin developed the invention.
The patent application number is CN202511884434 20251215. The patent pu..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Qinghai Institute of Salt Lakes, CAS, Qinghai Salt Lake Industry and Qinghai Nuclear Industry Radial Geological Exploration Inst patent application for Combined Type Grading Sand Control Screen Pipe and Application Thereof. The invention was developed b..
Pipe
| Fri 15 May 2026
Beijing, May 15 -- State Intellectual Property Office of China has published Sunrise Energy Tech Ltd patent application for Recyclable Straddle Type Packer in Oil Pipe. The invention was developed by Gong Wenchong, Zhao Yunhua, Zhang Jian, Zhu Xiangbin, Tao Feng, Zhu Qinglin, Zhao Zhaoxiang, Guo Yanxia, Zhu Jiahui, Wang Xian and..
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