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Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Heilongjiang Chaolin Automation Tech Co Ltd has been granted a patent for High-stability Temperature Control Device for Flow Loop Heat Pipe. This invention was developed by Wang Cong.
The patent application number is CN202520203930U 20250210. The patent publication number is CN223826849 (U). International ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Laibin Guangneng Thermal Power has secured a patent on Heat Boiler Steam-water Pipeline Waste Heat Recovery Device. Huang Yong, Zheng Yexiang and Gong Ningjun developed the invention.
The patent application number is CN202520399203U 20250310. The patent publication number is CN223826835 (U). International ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Anhui Conch Kawasaki Equipment Manufacturing has been awarded a patent for Auxiliary Device for Assembling Blowing Pipe of Dust Collector. This invention was developed by Hou Yidong, Cao Xiaoqiang and Zhang Tengxian.
The patent application number is CN202520285721U 20250221. The patent publication number i..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Pengfei Heat Insulation Installation has been awarded a patent for Pipeline Heat Insulation Device. This invention was developed by Gan Lifang, Shen Feixiang, Gu Qiaoli, Lou Shujun, Wang Xiaoli and Zhang Yuhao.
The patent application number is CN202520607905U 20250402. The patent publication numbe..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Yankuang Energy Group has been awarded a patent for Automatic Drainage Device for Non-pressure Air Door Air Supply Pipe. This invention was developed by Liu Xiangyu, Shangguan Liangliang, Gu Shoulei, Hao Changmiao, Sun Lizhi, Sun Bing, Cao Qibin, Liu Fuzhou and Ma Ruiyue.
The patent application number is C..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Automatic Film Winding Device for Multi-split Pipeline has been issued to Shandong Hi Speed Dejian Construction Tech Co Ltd and Shandong Hi Speed Resources Development Man Group Co Ltd. This invention was developed by Ren Yugang, Li Lu, Su Ran, Zhang Zhichao, Chu Jianyong, Wang Tiexin, Yang..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Zhejiang Zhongcai Pipes Science & Technology for Pipe Meter Weight and Wall Thickness Automatic Detection Device. Zhang Wenjian and Xu Saifeng developed the invention.
The patent application number is CN202520356899U 20250303. The patent pub..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhangjiagang Korens Auto Parts Co Ltd has secured a patent on Gas Transmission Pipe Capable of Being Stably Connected with Fins, Gas Guide Structure and Gas Cooling Equipment. Cho Yong-kuk developed the invention.
The patent application number is CN202520338287U 20250228. The patent publication number is C..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Saturation Tower Blowdown Pipeline has been issued to Hebei Fuyue Chemical Tech Co Ltd. This invention was developed by Tang Jianchao, An Ziliang, Chen Xiaosheng, Zhang Yuecheng, Pei Jiaxi, Ma Shuangqing, Jia Yongwang, Huang Dandan, Li Xi, Zhao Jilei and Cui Xiaohua.
The patent applicati..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Changzhou Junchang Metal Products Co Ltd has obtained a patent for precise copper pipe facilitating refrigerant circulation. This invention was developed by Xie Yuru and Xu Zefeng.
The patent application number is CN202520438339U 20250313. The patent publication number is CN223826830 (U). International Pat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Shandong Futang Holding Group for Plastic Pipe Production Raw Material Particle Drying Device. Luo Zhiqiang developed the invention.
The patent application number is CN202520476711U 20250318. The patent publication number is CN223826660 (U)...
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Tianjin Juyi Construction Eng Co Ltd has obtained a patent for municipal pipeline dredging robot. This invention was developed by Han Ruilong and Zhou Manli.
The patent application number is CN202520438948U 20250313. The patent publication number is CN223824324 (U). International Patent Classification code..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to China Second Metallurgy Group for Municipal Pipeline Dredging Device. Yan Desheng, Fan Qin, Zhao Chenze, Xiang Bo, Liu Yujie, Dong Cheng'ao, Tian Xiaomeng, Sun Wenhao, Zhou Yanping, Zhang Yue, Yan Rongchang and Liu Wenjing developed the inven..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Wulian Construction Co Ltd has been granted a patent for Drain Pipe Convenient to Install. Zhu Fucheng developed the invention.
The patent application number is CN20252004599U 20250102. The patent publication number is CN223824274 (U). International Patent Classification codes are E03C1/12, E03C1/..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Post-cast Strip Formwork for Double-piece Assembled Comprehensive Pipe Gallery has been issued to Shenzhen MCC20 Construction Co Ltd, MCC20 Group Shenzhen Construction Dev Co Ltd and China MCC20 Group Corporation. This invention was developed by Wang Chunyan, Wen Xin, Xia Zhengchao and Zhuo..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Tianjin Zhongguan Auto Parts Mfg Co Ltd has been awarded a patent for Automobile Air Conditioner Pipeline Assembly Convenient to Disassemble and Replace. This invention was developed by Li Xingqiu, Gao Shengjie, Wang Yugang, Tong Weihui and Li Cuicui.
The patent application number is CN202520629885U 202504..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jiangsu Fangzheng Plastic Ind Co Ltd has secured a patent on Marking Device for Pipe Surface. Zhang Zhenghan and Li Li developed the invention.
The patent application number is CN202520790973U 20250424. The patent publication number is CN223821319 (U). International Patent Classification codes are B41J11/0..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Composite Plastic Pipe Reinforcement Layer Pressing Device has been issued to Jiangsu Bei'er Machinery. This invention was developed by He Defang, Zhang Jin, Yao Zhengdong and Jiang Zicheng.
The patent application number is CN202520263113U 20250219. The patent publication number is CN22382..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Guangdong Yuansheng Intelligent Equipment Mfg Co Ltd has secured a patent on Visual Nailing Machine for Composite Air Pipe. Kim Yeon, Zhou Qunhui, Cai Xiaoxin and Zhang Baoqiang developed the invention.
The patent application number is CN202423190365U 20241223. The patent publication number is CN223821122 ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Anhui Construction Engineering Jiangdong Construction Invest Co Ltd for Pe Pipeline Sweat Soldering Equipment. Zhang Yan, Cai Zhenhai, Guo Benshan, Pang Xiaodong, Lin Lei, Zhao Jin, Chen Xiuwen, He Changjun, Yin Lailai and Wang Xiaonyu develo..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Jiangsu Hanneng Electrical for Cable Protection Pipe Bending Device. Liu Haiyong, Lu Jie, Chen Weilin and Gao Changjun developed the invention.
The patent application number is CN202423172221U 20241223. The patent publication number is CN223..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Qingzhou City Suba Machinery for Cooling Device for Formed HDPE (high-density Polyethylene) Double-wall Corrugated Pipe. Wang Peisen, Yu Wenxin and Zhang Yi developed the invention.
The patent application number is CN202520341719U 20250228. ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Qingzhou City Suba Machinery has been granted a patent for Cooling and Drying Device for Shaped Plastic Pipe. This invention was developed by Wang Peisen, Zhang Yi and Sun Zhaitang.
The patent application number is CN202520341717U 20250228. The patent publication number is CN223821068 (U). International Pate..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Guangdong Liansu Technology Industrial has been granted a patent for Injection Mold for PP-R Pipe Fitting. Zhang Chengju, Tan Jianzhi and Guo Wei developed the invention.
The patent application number is CN20252039099U 20250107. The patent publication number is CN223821001 (U). International Patent Classif..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Shandong Huahe Pipe Ind Co Ltd for Surface Treatment Device for PPR Plastic Pipe. Wei Guo developed the invention.
The patent application number is CN202520171924U 20250126. The patent publication number is CN223820944 (U). International P..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Shanxi Zhongde Pipe Ind Co Ltd has secured a patent on PVC Pipe Shaping and Cooling Device. Cheng Jie, Ma Ruifeng and Yuan Jinjin developed the invention.
The patent application number is CN202520333606U 20250227. The patent publication number is CN223820935 (U). International Patent Classification codes a..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Luzhou Sipaite New Material Tech Co Ltd has been granted a patent for Feeding Pipe Supporting Device. This invention was developed by Li Jindong and Guo Xiangchun.
The patent application number is CN202520347853U 20250228. The patent publication number is CN223820910 (U). International Patent Classificatio..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 12 -- National Petroleum Pipeline Network Group, Nat Pipe Network Group North Pipeline Co Ltd and State Grid Group Tianjin Natural Gas Pipeline Co Ltd have been granted a patent for Oil Depot Fire Emergency Water Supply and Fire Accident Water Disposal Device. Liu Yubao, Jiang Jing, Li Xiaomeng, Liu Yao, Wang Ning,..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Measuring Air Pipe Structure of Pneumatic Pressure Liquid Level Instrument has been issued to Zhangjiagang Tanli Electromechanical Equipment Co Ltd. This invention was developed by Ji Yunbing, Wang Dongyu and Wang Jun.
The patent application number is CN20252049910U 20250109. The patent ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Yu Guangming has secured a patent on Pipe Locking Structure Capable of Effectively Locking Round Pipe in Square Pipe.
The patent application number is CN202520126280U 20250117. The patent publication number is CN223824740 (U). International Patent Classification codes are B08B17/02, E01F15/02 and E04H17/..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Zhongren Machinery Co Ltd has been granted a patent for Connecting Pipe Assembling Structure of Heat Exchanger. Liang Zhechun and Yu Chenglin developed the invention.
The patent application number is CN202422906569U 20241127. The patent publication number is CN223826867 (U). International Patent C..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Henan Fangsai Health Man Co Ltd has been granted a patent for Corrosion Prevention System for Circulating Water Pipeline of Central Air Conditioner. This invention was developed by Qiu Zhenzhen, Leng Shouqin, Huang Fei, Huang Jian and Gao Yinan.
The patent application number is CN20242350528U 20241211. The..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Wenzhou Yikun Electric Co Ltd has secured a patent on Pantograph Supporting Insulator with Built-in Air Pipe. Wu Youqiang, Fang Xuhao, Zhang Yi, Liu Han, Fang Liqiang, Xiao Yunshuang, Lu Chengyang and Chen Jingchao developed the invention.
The patent application number is CN202520379492U 20250305. The pate..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jinan Xinnuoda Arts & Crafts Co Ltd has been granted a patent for Flat Grinding Machine for Plastic Pipe Assembly. Zhao Zhongli and Zou Liping developed the invention.
The patent application number is CN202520105830U 20250117. The patent publication number is CN223820243 (U). International Patent Classific..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Tianjin Zhongchi Ind Co Ltd for Pipe Orifice Smoothing Device for Welded Pipe Machining. Wang Leilei developed the invention.
The patent application number is CN202520323561U 20250227. The patent publication number is CN223820222 (U). Inte..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jiangsu Jueqi Stainless Steel Pipe has obtained a patent for slag removal device for outer weld joint of longitudinal submerged arc welded pipe. This invention was developed by Luan Qinghe and Wang Shengchao.
The patent application number is CN202520147060U 20250122. The patent publication number is CN223820..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jinan Laiwu Water Conservancy Eng Service Center has been awarded a patent for End Grinding Device for Water Conservancy Pipeline Machining. This invention was developed by Hou Jing'ai, Li Fei and Fan Hong.
The patent application number is CN202423120178U 20241218. The patent publication number is CN223820..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Xinxiang Xuri Air Conditioning Parts Co Ltd for Protective Device for Air Conditioner Pipeline Polishing. Li Zhiyu, Li Zhiwei and Wang Shaoyun developed the invention.
The patent application number is CN20252013343U 20250103. The patent pu..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Machining and Cutting Device for Copper Pipe of Liquid Storage Device of Air Conditioner has been issued to Guangdong Meihe Precision Manufacturing Tech Co Ltd. This invention was developed by Ren Jianjun.
The patent application number is CN202422929591U 20241129. The patent publication ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Suqian Zhongbang Signage Production Co Ltd for Nut Welding Structure in Pipe. Wei Chuan developed the invention.
The patent application number is CN202520405629U 20250307. The patent publication number is CN223819981 (U). International Pat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Haikou Huana Shengshi Invest Co Ltd for Welding Fixture for Thin-wall Bent Pipe Part. Chen Zhenwen developed the invention.
The patent application number is CN202520389046U 20250307. The patent publication number is CN223819979 (U). Intern..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Dun'An Artificial Environment has been awarded a patent for Flow Dividing Unit and Refrigerating Pipeline System Thereof. This invention was developed by Yu Zhou, Jing Gang, Wang Guanjun and Hua Ligang.
The patent application number is CN202520300794U 20250224. The patent publication number is CN223..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Nantong Csemc Machinery Mft Co Ltd has received a patent for Condenser with Irregular Pipeline. This invention was developed by Gu Guiping, Chen Qiqi and Hu Yiwen.
The patent application number is CN202520416562U 20250311. The patent publication number is CN223826532 (U). International Patent Classificatio..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Xi'an Anju New Energy Development for Impact-resistant High-hardness Middle-deep Layer Buried Pipe Heat Exchanger. Wang Keyang, Liu Zhao and Sun Mianru developed the invention.
The patent application number is CN202520446932U 20250314. The p..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Beijing Gas Changping Co Ltd has obtained a patent for gas pipeline leakage detection device easy to operate. This invention was developed by Hua Wei, Han Yongxin, Sun Guiyong and Wang Gang.
The patent application number is CN202423143969U 20241219. The patent publication number is CN223826097 (U). Interna..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- CNOOC Guoneng Oil & Gas Zhejiang Co Ltd has been granted a patent for Detection and Positioning Device for Methane Leakage of Gas Pipe Network. This invention was developed by Li Ruifeng, Liu Fangfang, Wang Sheng, Li Jitao and Liu Hengfu.
The patent application number is CN202520749326U 20250421. The paten..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jirui Machinery Shanghai Co Ltd has received a patent for Intelligent Leakage Monitoring Device for Pipeline Gas. This invention was developed by Pan Li and Xue Zijun.
The patent application number is CN202520733983U 20250418. The patent publication number is CN223826094 (U). International Patent Classific..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Hangzhou Hangran Shuzhi Tech Co Ltd has secured a patent on Gas Pipeline Inspection Equipment. Feng Dongchen, Wang Zhichi, Wu Lifeng and Luo Dajiang developed the invention.
The patent application number is CN202520378216U 20250306. The patent publication number is CN223826093 (U). International Patent Cla..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Longan Guangtou Gas Co Ltd for Internal Repair Detection Device for Underground Gas Pipeline. Zheng Da, Huang Yuehong, Huang Libin and Ling Nengtao developed the invention.
The patent application number is CN202520293459U 20250224. The pat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to China Coal Shaanxi Energy and Chemical Group Co Ltd and China Coal Shaanxi Yulin Energy & Chemical Co Ltd for Nitrogen Injection Pipeline Connecting Device. Li Genqiao, Jia Liu and Ni Wenjuan developed the invention.
The patent application..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Xinxing Ductile Iron Pipes has secured a patent on Rotary Alignment Device for Coke Tank of Coke Dry Quenching Car. Wang Jianhua developed the invention.
The patent application number is CN202422639151U 20241030. The patent publication number is CN223823527 (U). International Patent Classification code is C1..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Shandong Huahe Pipe Ind Co Ltd has secured a patent on Large-pipe-diameter Pe Plastic Pipe Cutting Device. Wei Guo developed the invention.
The patent application number is CN202520229527U 20250213. The patent publication number is CN223820629 (U). International Patent Classification codes are B26D1/25, B2..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Tomita Stainless Steel has secured a patent on Welded Pipe Welding Equipment Capable of Achieving Self-positioning Butt Welding of Welded Pipes. Kong Wangzhen, Kong Zhenqing, Kong Jianhua and Zhang Xinghai developed the invention.
The patent application number is CN202423243648U 20241226. The patent publicat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Shinco Environmental Protection Technology has been awarded a patent for Four-way Valve Pipeline Assembly of Air Conditioner. This invention was developed by Yang Yapeng, Li Chaozhen and Shi Yuan.
The patent application number is CN202520191254U 20250207. The patent publication number is CN223826452 (U). Int..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhuozhou Jinhong Mech and Electrical Equipment Co Ltd has received a patent for Constant Pressure Device for Heating Pipeline. This invention was developed by Li Yongxi, Liang Laobai and Zhao Jian.
The patent application number is CN20252046946U 20250109. The patent publication number is CN223826323 (U). I..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Trane Air Conditioning Systems, China has been awarded a patent for Three-pipe Multi-split Air Conditioning System. This invention was developed by Zhou Yongping, Liu Zhicai and Zhou Shudong.
The patent application number is CN20252095803U 20250115. The patent publication number is CN223826360 (U). Internati..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Guangdong TCL Smart HVAC Equipment has been granted a patent for Air Pipe Type Air Conditioner. Zhong Rongcan and Xiong Jun developed the invention.
The patent application number is CN202520122873U 20250117. The patent publication number is CN223826348 (U). International Patent Classification codes are F24F1..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhuozhou Jinhong Mech and Electrical Equipment Co Ltd has been awarded a patent for Pipe Network Water Mixing Heat Supply System. This invention was developed by Li Yongxi, Liang Laobai and Zhao Jian.
The patent application number is CN20252046944U 20250109. The patent publication number is CN223826308 (U)..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Ningbo Water Environment Group has secured a patent on Remote Control Device for Water Pipe Valve. Mizunaga, Tang Zehui, Zhang Lei, Qiu Xiaoke, Wang Yachao and Guo Jingjing developed the invention.
The patent application number is CN202520653357U 20250408. The patent publication number is CN223825729 (U). In..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Wu Zhangbao has secured a patent on Pressure Reducing Valve Element of Liquid Pipeline.
The patent application number is CN202520741238U 20250418. The patent publication number is CN223825703 (U). International Patent Classification code is F16K17/32.
The abstract released by State Intellectual Proper..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Beijing Valve General Factory for Lifting Type Check Valve and Pipeline System. Zhang Qingshuang, Chen Jinbiao, Jia Zixing and Li Shuaiqi developed the invention.
The patent application number is CN202520508584U 20250321. The patent publicat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Yaguang Technology has secured a patent on Corrugated Pipe Mechanical Sealing Structure with On-line Leak Detection Structure and On-line Leak Detection System. Xin Dandan, Lin Baokang, Chen Jingbo and Lin Peigao developed the invention.
The patent application number is CN202520508139U 20250321. The..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Guizhou Construction Projects Of Water Affairs Co Ltd has been granted a patent for Supporting Assembly Used During Installation of Water Pipe Along Mountain River Channel. Feng Junjun, Zhang Lyu, Tian Bin, Deng Yanfei, Mao Zhengjiang and Yin Zhixiang developed the invention.
The patent application number ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Suzhou Sanjia Traffic Eng Co Ltd has been awarded a patent for Pipe Piece Hoisting Clamp Device. This invention was developed by Pan Shiwei and Ding Qian.
The patent application number is CN202520353720U 20250303. The patent publication number is CN223823192 (U). International Patent Classification codes a..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Sling Structure for Hoisting Large Pipe Culvert has been issued to The 11th Construction Engineering of Guizhou Construction Engineering Group. This invention was developed by Qiang Qinghai, Zhang Dali, Li Yan, Liang Chuanmin, Zhang Xijun, Wu Siyu and Xu Zhong.
The patent application num..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- The 11th Construction Engineering of Guizhou Construction Engineering Group has been granted a patent for Balance Beam Convenient for Hoisting Large Pipe Culvert. Wu Siyu, Zhang Dali, Liang Chuanmin, Zhang Xijun, Li Yan, Qiang Qinghai and Xu Zhong developed the invention.
The patent application number is C..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- The 11th Construction Engineering of Guizhou Construction Engineering Group has secured a patent on Hoisting Structure of Large Pipe Culvert. Liang Chuanmin, Zhang Dali, Zhang Xijun, Wu Siyu, Li Yan, Qiang Qinghai and Xu Zhong developed the invention.
The patent application number is CN202520465083U 202503..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Suzhou Xiaoke Cleaning Tech Co Ltd for Water Pipe Winding Structure of High-pressure Cleaning Machine. Chen Hao and Yu Gang developed the invention.
The patent application number is CN202423191065U 20241224. The patent publication number i..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Suzhou Xiaoke Cleaning Tech Co Ltd has been awarded a patent for Water Pipe Storage Structure of High-pressure Cleaning Machine. This invention was developed by Chen Hao and Yu Gang.
The patent application number is CN202423191136U 20241224. The patent publication number is CN223819220 (U). International P..
Pipe
| Wed 14 Oct 2026
Geneva, Oct. 13 -- Pillar Corp has submitted a patent application for Joint Member and Pipe Joint. This invention was developed by Kitagawa Yu and Urata Daisuke.
The patent application number is WO2025JP44835 20251222. The patent publication number is WO2026196731 (A1). International Patent Classification codes are F16L25/01 ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Range Hood and Air Pipe Seat for Exhausting Oil Smoke has been issued to BSH Electrical Appliances (Jiangsu) and BSH Hausgeraete. This invention was developed by Shi Yanchao, Chen Xia and Qing Liyong.
The patent application number is CN20252059096U 20250109. The patent publication number..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Changzhou Dongmeng Machinery Co Ltd for Tank Connecting Pipe Sealing Cover Convenient to Disassemble and Assemble. Pan Jianfeng, Zhang Linquan, Ma Renhu, Zhang Shuaishuai, Qiao Guoping, Chen Xiaodie and Hou Enjin developed the invention.
T..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jinxiang Wanyitong Commerce and Trade Co Ltd has received a patent for Power Transmission Pipeline Sealing Structure. This invention was developed by Zhang Luotong, Hua Li and Zhang Peng.
The patent application number is CN202423249163U 20241227. The patent publication number is CN223825584 (U). Internatio..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Xinxing Ductile Iron Pipes has been granted a patent for Novel Buffer Structure. This invention was developed by Hu Haibo.
The patent application number is CN202422621209U 20241029. The patent publication number is CN223825511 (U). International Patent Classification code is F16F15/067.
According to the ab..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Tongguanghe New Mat Hefeng Co Ltd for Plastic Pipe Coiling Machine. Zhang Chumin developed the invention.
The patent application number is CN202520289267U 20250224. The patent publication number is CN223823084 (U). International Patent Cla..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhuhai Painter Tech Limited Company has been granted a patent for Nylon Hose Tensioning Device and Winding Machine. This invention was developed by Chen Yu, Chen Yijiang and Zhang Zhigang.
The patent application number is CN202520440611U 20250313. The patent publication number is CN223823065 (U). Internati..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Hangzhou Zhongxiang Communication Equipment Co Ltd has been granted a patent for Hdpp (high Density Polypropylene) Plastic Pipe Winding Machine with Anti-slip Mechanism. This invention was developed by Shao Haixiang and Shi Rongping.
The patent application number is CN202520276442U 20250220. The patent pub..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Heilongjiang Jinhao Energy Saving Insulation Building Materials Group has received a patent for Thermal Insulation Pipe with Anti-corrosion Function. This invention was developed by Jin Meiying.
The patent application number is CN202520382951U 20250306. The patent publication number is CN223825891 (U). Inter..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Zhangjiagang Tanli Electromechanical Equipment Co Ltd for Oiling Machine Pipeline Winding Mechanism. Chen Dong, Ji Yunbing and Wang Dongyu developed the invention.
The patent application number is CN202423213643U 20241225. The patent publi..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Geruite Intelligent Equipment Shandong Co Ltd has been awarded a patent for Pipe Fitting Clamping and Positioning Mechanism. This invention was developed by Zhang Juan, Tsugizawa and Zheng Huanying.
The patent application number is CN202520102687U 20250115. The patent publication number is CN223819773 (U)...
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Longkou Longpeng Prec Copper Pipe Co Ltd has been granted a patent for Novel Straight Copper Pipe Cutting Device. This invention was developed by Xie Fusheng, He Guofeng, Dai Jiwei, Ding Zhihao, Lyu Duanshuai and Jiang Hongnian.
The patent application number is CN202422327741U 20240924. The patent publicat..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Shanxi Eighth Construction Group has secured a patent on Pipe Jacking Pipeline Trepanning Device. Yang Cheng, Shi Yuxiao, An Dongzhi, Bai Bing, Li Jie, Wang Yuqi and Song Bolun developed the invention.
The patent application number is CN202520318911U 20250226. The patent publication number is CN223819689 (U)..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Anhui Mingxin Auto Parts Co Ltd for Pipe Fitting Forming Device. Zhou Sheng, Wang Daocui, Gao Renfeng, Zhu Han, Shi Xianqun and Lou Guirong developed the invention.
The patent application number is CN202520417891U 20250311. The patent publ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jiangsu Haiwei Plastic Tech Co Ltd has been granted a patent for Electric Melting Pipe Fitting Winding Machine. This invention was developed by Tang Jianhua, Shen Hongjun and Xie Huajun.
The patent application number is CN202520435224U 20250313. The patent publication number is CN223819541 (U). Internation..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Zhejiang Tianti Rubber & Plastic has received a patent for High-strength and High-pressure Resistant Plastic-coated Water Hose. This invention was developed by Dai Weiqiang.
The patent application number is CN202520593707U 20250401. The patent publication number is CN223825888 (U). International Patent Class..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Dalian Join King Fine Chemical Co Ltd has obtained a patent for glass lining pipe orifice flange sealing surface porcelain glaze protection device. This invention was developed by Du Jiqing, Xia Shengyuan, Wang Hanlin and Zhao Jiuyu.
The patent application number is CN202520250232U 20250217. The patent pub..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Powerchina Hubei Electric Power Construction Co Ltd for Instrument Pipeline Anti-blocking Device. Zheng Zhong, Hata Shohei and Ye Zhilong developed the invention.
The patent application number is CN202520745645U 20250420. The patent public..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Guangxi Tianyang Guangtou Gas Co Ltd for Emergency Repair Plugging Device for Fuel Gas Conveying Pipeline. Zhang Huabao developed the invention.
The patent application number is CN202520468690U 20250318. The patent publication number is CN..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Guangdong Liansu Technology Industrial has secured a patent on Polyethylene Folding Lining Pipe for Pipeline Repair. Zhou Shufen and Zhang Shengjin developed the invention.
The patent application number is CN202422893910U 20241126. The patent publication number is CN223825867 (U). International Patent Classi..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Yongyu Env Governance Taizhou Co Ltd has received a patent for Water Stopping Air Bag for Underground Pipeline Non-excavation Repair. This invention was developed by Song Ping.
The patent application number is CN202520375227U 20250305. The patent publication number is CN223825866 (U). International Patent ..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- No. 711 Research Institute of China State Shipbuilding has been granted a patent for Vibration Absorption Device and Pipeline System. Zheng Li, Peng An, Yin Changchun, Yin Ziyu, Huang Hongsai and Li Xiaohu developed the invention.
The patent application number is CN202520674258U 20250410. The patent public..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Antiskid Pe Pipe Fitting has been issued to Xinjiang Ronghua Equipment Tech Co Ltd. This invention was developed by Gao Jiaqiang, Gao Jiazhen and Gao Jialiang.
The patent application number is CN202520750157U 20250421. The patent publication number is CN223825857 (U). International Paten..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Liaoning Tiankuo Special Corrugated Pipe Co Ltd for Heat Supply Pipeline Compensator. Guo Ying and Zhou Xiangbo developed the invention.
The patent application number is CN202520286475U 20250221. The patent publication number is CN22382585..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Qingdao Qingke Heavy Ind Co Ltd has been granted a patent for Buffer Pipe Structure of Pumping System. This invention was developed by Zhang Guoming and Zhang Zhenwei.
The patent application number is CN202423247073U 20241227. The patent publication number is CN223825855 (U). International Patent Classific..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- State Intellectual Property Office of China has awarded a patent to Hebei Chengda Glass Fiber Reinforced Plastic Co Ltd for Glass Fiber Reinforced Plastic Jacking Pipe with Guide Structure. Zhang Zhenhua, Yin Yucai, Li Wenqian, Su Caixia and Liu Yongpeng developed the invention.
The patent application numb..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Chinese Patent for Self-locking Type Winding Pipe Middle Pipe Jacking Assembly has been issued to Jiangxi Tesu New Mat Co Ltd. This invention was developed by Wang Xinsheng.
The patent application number is CN202520261708U 20250219. The patent publication number is CN223825853 (U). International Patent Cla..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Tianjin Zhongguan Auto Parts Mfg Co Ltd has been awarded a patent for Nylon Pipe Convenient for Butt-joint Installation of Pipe Orifices. This invention was developed by Zhang Hualin, Zhou Zhiguo, Wang Shurui and Yu Gangli.
The patent application number is CN202520627239U 20250403. The patent publication n..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Taicang Xinpeng Environmental Prot Equipment Co Ltd has received a patent for Pp Pipe Connection Reinforcing Device. This invention was developed by Wang Yanhong.
The patent application number is CN202520544536U 20250326. The patent publication number is CN223825851 (U). International Patent Classification..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Jiangsu Huayi Pipe Ind Co Ltd has received a patent for Reducing Three-way Pipeline Connecting Device. This invention was developed by Li Zhichao.
The patent application number is CN202520379160U 20250306. The patent publication number is CN223825842 (U). International Patent Classification codes are F16L2..
Pipe
| Tue 13 Oct 2026
Beijing, Oct. 13 -- Xinjiang Banchao Magnesium Co Ltd has been awarded a patent for High-temperature Environment Self-adaptive Sealing Pipeline Connecting Device. This invention was developed by Liu Dongliang, Shi Guojie, Zhou Yangyang, Qu Feng, Hou Xianliang and Zhang Feiyu.
The patent application number is CN202520752149U 2..
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