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Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Henan Xinkaiyuan Petrochemical Pipeline Co Ltd has received a patent for Automatic Curvature Adjusting Device of Bent Pipe Conveying Line. This invention was developed by Song Zeyu, Huang Tao, Zhang Zhipeng, Ning Xigao, Yang Songlin, Hu Junnan, Xing Penglin, Liu Xiang and Zhang Zhiyang.
The patent applicat..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Nuclear Bao Ti Zirconium Ind Company has received a patent for Finished Pipe Cutting and Discharging Device. This invention was developed by Liu Che, Liang Junjie, Li Jun, Han Like, Lu Yang, Tian Shaohui, Li Shenglei, Bai Zhen and Gu Pengyuan.
The patent application number is CN202520664299U 20250409..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Zhonghang Env Zhejiang Co Ltd has received a patent for Drainage Pipeline Repairing Guide Frame. This invention was developed by Du Jie, Yang Jian, Qu Biao and Zhu Jian.
The patent application number is CN202520535888U 20250325. The patent publication number is CN223878763 (U). International Patent Classif..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Guangdong Xiangli Tech Group Co Ltd has been awarded a patent for Plastic Particle Output End Anti-scattering Transparent Telescopic Pipe. This invention was developed by Chen Yu, Chen Liang, Li Fengbiao, Xiao Hongjie and Zhao Fei.
The patent application number is CN202520107379U 20250116. The patent publi..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for Pipe Fitting Workshop Conveying Trolley has been issued to Zhejiang Deyuan Pipe Ind Co Ltd. This invention was developed by Liu Shilei.
The patent application number is CN202520285155U 20250221. The patent publication number is CN223878036 (U). International Patent Classification codes a..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Foshan Juneng Mould Co Ltd has secured a patent on Pipe Fitting Shape Correcting Die. Li Suibin and Li Ze developed the invention.
The patent application number is CN202520536857U 20250326. The patent publication number is CN223877526 (U). International Patent Classification codes are B21D3/14, B21D37/16, ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Jiangsu Peida Plastic Co Ltd has secured a patent on High-density Polyethylene (HDPE) Special-shaped Pipe Hot-pressing Bending Forming Die Structure. Miao Peifeng, Wang Zuowei and He Shanniu developed the invention.
The patent application number is CN202520539541U 20250326. The patent publication number is..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Baoshili Shanghai New Material Technology for Pipe Bending Device. Deng Huaqing and Ma Chuanshun developed the invention.
The patent application number is CN20252085572U 20250114. The patent publication number is CN223877522 (U). Internation..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Hubei Dayang Plastic Co Ltd has obtained a patent for heating device for composite pipe before outer layer forming. This invention was developed by Xu Xiaoli, Yao Yayun, Zhang Kai, Luo Xianxiang and Huang Yi.
The patent application number is CN202520352569U 20250303. The patent publication number is CN2238..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Guizhou Guo Plastic Tech Plastic Pipe Industry Co Ltd for Hexagonal Structure Wall Pipe Mold. Long Wenjie, Wang Dongping, Liu Peimeng, Lin Huan, Li Hai, Xu Huirong and Guo Zongzhi developed the invention.
The patent application number is C..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Sichuan Chuanjie Building Materials Tech Co Ltd for Feeding Device for HDPE Gas Pipe Production. Li Min developed the invention.
The patent application number is CN202520118045U 20250118. The patent publication number is CN223877324 (U). I..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Jianli Yilong Aluminum Industry Tech Co Ltd has secured a patent on Mixing and Stirring Device for Plastic Pipe Production. Li Congzhou, Hu Shiwen, Li Wei and Hu Yutian developed the invention.
The patent application number is CN202520512165U 20250321. The patent publication number is CN223877276 (U). Inte..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Weifang Huawei Plastic Co Ltd has been granted a patent for Raw Material Mixing Device for PVC Plastic Hose Production. This invention was developed by Zhao Xu and Xu Guodong.
The patent application number is CN202520527792U 20250325. The patent publication number is CN223877272 (U). International Patent C..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Guizhou Guo Plastic Tech Plastic Pipe Industry Co Ltd has been awarded a patent for Hexagonal Corrugated Pipe Material Processing Equipment. This invention was developed by Long Wenjie, Wang Dongping, Liu Peimeng, Lin Huan, Li Hai, Xu Huirong and Guo Zongzhi.
The patent application number is CN202520136012..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Guangzhou Yijian Construction Group has been granted a patent for Formwork Mould for Prefabricating Rectangular Pipe Joint. Peng Chao, Cao Jiali, Li Yuhong, Song Zhuo, Chen Zhiping, Xian Jianzhong, Zhao Zhenye, Tan Shuxiang, Chen Zhang, Lin Meixuan and Fang Yulin developed the invention.
The patent applicati..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Shanxi Zhongde Pipe Ind Co Ltd has received a patent for PVC Pipe Cutting Device. This invention was developed by Cheng Jie, Ma Ruifeng and Song Jiangchuang.
The patent application number is CN202520193512U 20250207. The patent publication number is CN223877095 (U). International Patent Classification code..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Foshan Liying Tech Co Ltd has been granted a patent for PVF Filter Element Short Pipe Machining Equipment. This invention was developed by Huang Siying.
The patent application number is CN202520425463U 20250312. The patent publication number is CN223877076 (U). International Patent Classification codes are..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- China chemical engineering second construction has been awarded a patent for Bidirectional Shaping Device with Non-planar Surface Connected with Pipeline. This invention was developed by Liu Can, Rong Jintao, Jia Zhenfei, Lin Zhiwen, Liu Bin and Bai Jichuan.
The patent application number is CN202520570227U 2..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Sichuan Chuanjie Building Materials Tech Co Ltd has been awarded a patent for Stacking Device for HDPE Gas Pipe Production. This invention was developed by Li Min.
The patent application number is CN202520118046U 20250118. The patent publication number is CN223876976 (U). International Patent Classificatio..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Hubei Minghan Auto Parts Co Ltd for Exhaust Pipe Support. Zou Meng, Fu Mingming, Wang Yuzhen, He Wujie and Fu Yizhong developed the invention.
The patent application number is CN202423256276U 20241229. The patent publication number is CN22..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Taizhou Xinming Tech Co Ltd for Drawing Device with Pipeline Leakproof Connecting Structure. Chen Shouyu developed the invention.
The patent application number is CN202520254741U 20250218. The patent publication number is CN223876934 (U). ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Yankuang Energy Group for Auxiliary Device for Replacing Sealing Ring of High-pressure Pipeline. Liu Shuqiang, Zhang Zilong, Liu Shi, Jiao Shidong, Yue Peng, Liu Yupeng and Wang Ran developed the invention.
The patent application number is C..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for Pipeline Aligning Device Capable of Adapting to Different Pipe Diameters has been issued to Sichuan Zhongke Qiming Construction Eng Co Ltd. This invention was developed by Xu Leiming.
The patent application number is CN202423229624U 20241226. The patent publication number is CN223876892 ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Jiangxi First Hydraulic has obtained a patent for fixture for small pipe fitting of spectrograph. This invention was developed by Liu Jilong, Cao Jinshui, Gong Jing and Wu Zhaoping.
The patent application number is CN202520351805U 20250303. The patent publication number is CN223876864 (U). International Pate..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Foshan Gaoming Yongshunfa Building Mat Industrial Co Ltd has received a patent for Double-station Inner Polishing Equipment and Pipe Machined by Same. This invention was developed by Gan Zhongcheng and Huang Yonghua.
The patent application number is CN202520163239U 20250123. The patent publication number i..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Foshan Gaoming Yongshunfa Building Mat Industrial Co Ltd for Internal Polishing Machine and Pipe Fitting Machined by Internal Polishing Machine. Gan Zhongcheng and Chai Jianxin developed the invention.
The patent application number is CN20..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Jiangsu Hongxin Intelligent Manufacturing has received a patent for Conveyor Belt for Automatic Production Line for Prefabricating Short Pipes. This invention was developed by Zhai Siwen and Sun Kaiyue.
The patent application number is CN202520470569U 20250318. The patent publication number is CN223878938 (U..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Ningbo Jieyang Electric Co Ltd for Feeding Mechanism for Plastic Line Pipes. Schoetzie and Chen Ruonan developed the invention.
The patent application number is CN202520470665U 20250318. The patent publication number is CN223878928 (U). In..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Hefei Kaijia Machinery Proc Co Ltd has been granted a patent for Positioning Structure for Polishing Rectangular Pipe Orifice. This invention was developed by Zhang Guangzheng, Hao Miantao and Zhou Xianmei.
The patent application number is CN202520208905U 20250211. The patent publication number is CN223876..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Yantai Xiongqiang Commerce And Trade Co Ltd has obtained a patent for polishing device for pvc (poly vinyl chloride) pipe. This invention was developed by Li Hao and Zhang Dejie.
The patent application number is CN202520529069U 20250325. The patent publication number is CN223876744 (U). International Paten..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Dongguan Qinglong Plastic Rubber Co Ltd has obtained a patent for section processing device and pvc (polyvinyl chloride) pipe. This invention was developed by Yu Runqiu, Liang Qingjiang, Huang Baocai, Yu Konghong, Yin Xijun, Yu Wenhui and Chen Jueshan.
The patent application number is CN202423251833U 20241..
Pipe
| Sat 24 Oct 2026
Seoul, Oct. 23 -- Korean Intellectual Property Office has received Lee Sae Rom, Lee Soon Hyung, Kim Eui Han and Soodo E&c patent application for Apparatus for Cleaning Water Pipe.
The patent application number is KR20230115170 20230831. The patent publication number is KR20250032395 (A). International Patent Classification co..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Laibin Power Supply Bureau Of Guangxi Power Grid Co Ltd has submitted a patent application for Oil-filtering Explosion-proof Pipe Device and System. This invention was developed by Qin Huijun, Chen Zhicong, He Jijie, Lu Shisen, Xie Zongmin, Wei Rugang, Lu Shiqiao, Deng Fuwen, Li Shourong and Zhang Haowei.
..
Pipe
| Sat 24 Oct 2026
Seoul, Oct. 23 -- Korean Intellectual Property Office has published Rovitek Inc patent application for Pipe Examination System Using Smart Pipe Examination Robot and its Method for Analyzing Pipe State. The invention was developed by Park Su Woo.
The patent application number is KR20240038870 20240321. The patent publication ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has released Hubei Boleer Insulation Mat Co Ltd and Xishui Fire Rescue Group Xishui Fire Rescue Bureau patent application for Leakage Detection Device and Detection Method for Fire Hose. This invention was developed by Zhu Jiaqi, He Jiangsen, Cao Ketao, Wang Xiaolon..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- CCCC Sansha Dev Construction Co Ltd has applied Chinese patent for Fire-fighting Water Supply Pipe Network Dynamic Pressure Stabilization Control Method Based on Working Condition Self-recognition. Hong Guo, Ye Shengyang, Wang Yang, Huang Shaolin and Wang Shifu developed it.
The patent application number i..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- The People's Liberation Army Joint Logistic Support Force No 926 Hospital has submitted a patent application for Anesthetic Gas Pipeline with Anti-falling Structure. This invention was developed by He Chengrong and Yang Honglan.
The patent application number is CN202610839964 20260611. The patent publication..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has received Nanfang Hospital patent application for Integrated Fixing Frame for Continuous Kidney Replacement Therapy Pipeline. Guo Yiqian, Yang Sha, Chen Hong and Yang Qin developed the invention.
The patent application number is CN202610796758 20260604. The pate..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Kang Jibiao has obtained a patent for hydraulic pressure test device for single pipe bundle. This invention was developed by Kang Jibiao, Liu Xijun and Zhao Hailong.
The patent application number is CN202520378735U 20250306. The patent publication number is CN223883360 (U). International Patent Classificat..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for End Locking Device for Pipeline Hydrostatic Test has been issued to Fujian Qingshan Special Material. This invention was developed by Tang Fukang, Cai Yongqiang and Li Siliang.
The patent application number is CN202520194151U 20250207. The patent publication number is CN223883356 (U). Inte..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Speed Tech has obtained a patent for conveying pipeline detection system. This invention was developed by Huang Qiyan and Ye Jia'en.
The patent application number is CN20252068929U 20250113. The patent publication number is CN223883354 (U). International Patent Classification codes are G01M3/04 and G01N3/12...
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Jiujiang Sitema Test Instrument Mfg Co Ltd for Stretching Equipment for Corrugated Pipe Head Test. Xiong Jianping, Li Daijun, Lyu Xiaoping and Cheng Jiawen developed the invention.
The patent application number is CN202520156950U 20250123...
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Suzhou Xinhongnuo Automation Equipment Technology has received a patent for Automatic Assembling Device for Sheaths and Joints at Two Ends of Pipeline. This invention was developed by Shi Jijun.
The patent application number is CN202520422774U 20250312. The patent publication number is CN223876461 (U). Inter..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Shandong Laike Engineering has secured a patent on Long-distance Pipeline Welding Butt Joint Device. Zhang Zhichao developed the invention.
The patent application number is CN202423313401U 20241231. The patent publication number is CN223876437 (U). International Patent Classification code is B23K37/0533.
T..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Emi Pipeline Tech Co Ltd for Oil Pipe Welding Alignment Device. Wang Xichun and Sun Chengcheng developed the invention.
The patent application number is CN202423306971U 20241231. The patent publication number is CN223876435 (U). Internatio..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Jiyuan Ruike Machinery Mfg Co Ltd has been awarded a patent for Pipe Fitting Cutting Device. This invention was developed by Yang Jie and Hu Weipeng.
The patent application number is CN202422559792U 20241022. The patent publication number is CN223876300 (U). International Patent Classification codes are B2..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Jinan Lingxiu Laser Equipment for Small Pipe Cutting Material Supporting Device. Wang Yue, Tsugizawa and Sun Daojun developed the invention.
The patent application number is CN202520416637U 20250311. The patent publication number is CN223876..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Tianjin Jiangyuan Iron and Steel Co Ltd has secured a patent on Galvanized Pipe Machining, Positioning and Cutting Device. Dong Yongbin developed the invention.
The patent application number is CN202520335689U 20250228. The patent publication number is CN223876197 (U). International Patent Classification c..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Hefei Kaijia Machinery Proc Co Ltd for Perforating Device for Rectangular Pipe Machining. Zhong Yi, Zhang Jindi and Shi Yonghong developed the invention.
The patent application number is CN202520371819U 20250305. The patent publication num..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Shiyan Judi Metal Pipe Ind Co Ltd has received a patent for Metal Pipe Port Finishing Equipment. This invention was developed by Zhang Zhihao, Chen Hao and Li Yuanjie.
The patent application number is CN202520524704U 20250325. The patent publication number is CN223876696 (U). International Patent Classific..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Qingdao Zhongye Electronic New Mat Co Ltd has been granted a patent for Copper Pipe Cutting Machining Device. Ma Qinghui developed the invention.
The patent application number is CN202520387666U 20250306. The patent publication number is CN223876632 (U). International Patent Classification codes are B23D21..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for Pipe Fitting Reaming Device Capable of Automatically Identifying Direction of Pipe Fitting has been issued to Guangdong Zengtian Shengan Auto Parts Mfg Co Ltd. This invention was developed by Xia Lurong and Xu Yingbin.
The patent application number is CN202422228981U 20240911. The patent..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Nanjing Sanhe Anticorrosive Equipment has been granted a patent for Coating Cooling Device for Pipeline Anti-corrosion Treatment. Zhang Faming and Xie Jiren developed the invention.
The patent application number is CN202520317425U 20250226. The patent publication number is CN223875451 (U). International Pate..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Roxtec has filed a patent application for Penetration System for Guiding Cables and Pipes Through Partition Walls, Use of Anchoring Elements Therein and Method for Providing Such Penetration System. This invention was developed by Axon Nicolas.
The patent application number is CN20248078403 20241204. The p..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Shaoxing Shangyu Renliang Fire Access Co Ltd for Improved Material Receiving Structure of Pipe Bending Machine. Lu Yan developed the invention.
The patent application number is CN202421824136U 20240730. The patent publication number is CN2..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Huanuowei Auto Parts Dalian has been granted a patent for Die for Forming Bent Part of Pipe Fitting. This invention was developed by Li Chenglei, Lin Yeqi, Yu Laiyang and Liu Jichao.
The patent application number is CN202520965140U 20250516. The patent publication number is CN223875927 (U). International Pat..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Huanuowei Auto Parts Dalian has received a patent for Pipe Fitting Hump Internal Expansion Forming Die. This invention was developed by Li Ruitao, Li Xinzheng, Tian Libo and Li Xinlei.
The patent application number is CN202520878206U 20250507. The patent publication number is CN223875925 (U). International P..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Wuxi Qunchuan Hydraulic Machinery Co Ltd has been granted a patent for Rolling Pipe End Forming Machine. Xu Huaigen developed the invention.
The patent application number is CN202520497390U 20250320. The patent publication number is CN223875865 (U). International Patent Classification codes are B21D19/04, ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Giant (Kunshan) has been granted a patent for Pipe Fitting Push-bending Die and Pipe Fitting Push-bending Equipment. Xue Kejian, Yi Yuqing, Dou Shuai and Han Xiaolu developed the invention.
The patent application number is CN202520530380U 20250325. The patent publication number is CN223875857 (U). Internatio..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Zhangjiagang Huipu Machinery Mfg Co Ltd has obtained a patent for double-machine-head pipe bending machine. This invention was developed by Ma Lan and Ma Luyuan.
The patent application number is CN202520502729U 20250321. The patent publication number is CN223875856 (U). International Patent Classification ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Anshan Libang Compressors Co Ltd has been awarded a patent for Pipe Bending Machine for Compressor Part Production. This invention was developed by Zhong Lianshuo, Wang Jinming and Zhang Shaoming.
The patent application number is CN20262015726U 20260108. The patent publication number is CN223875851 (U). In..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Tianjin Amtech Vacuum Technology has been granted a patent for Cleaning Device for Spray Pipe. Gu Heyu, Zheng Tiecheng, Zhang Jiaqi, Li Yichao, Zhang Chengjin, Liu Caixia, Zhao Shuai, Zhang Nan, Yuan Ning, Zhang Junhao and Yao Shijun developed the invention.
The patent application number is CN202423210358U 2..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Xinjiang Zhundong Petroleum Technology has secured a patent on Descaling Drill Bit for Oilfield Water Injection Pipeline. Cao Xinping developed the invention.
The patent application number is CN202520358290U 20250304. The patent publication number is CN223875724 (U). International Patent Classification code ..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Shandong Shiyuan Environmental Tech Co Ltd has been granted a patent for High-pressure Pipeline Flushing Device. Li Changjian developed the invention.
The patent application number is CN202520168282U 20250124. The patent publication number is CN223875722 (U). International Patent Classification code is B08..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Yiwu Andi Water Conservancy and Hydropower Survey and Design Co Ltd has received a patent for Water Conservancy Pipeline Desilting Device Self-adaptive to Water Flow Velocity. This invention was developed by Guo Yongcheng, Jia Siwei and Hua Linfeng.
The patent application number is CN202520126226U 20250120..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Tangshan Haigang Development Zone Water Supply Engineering Man Center has secured a patent on Water Conservancy Pipeline Dredging Device. Shi Yunpeng developed the invention.
The patent application number is CN202423215000U 20241225. The patent publication number is CN223875718 (U). International Patent Cl..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- China Molybdenum has been granted a patent for Simple Device for Dredging Pipeline. Wang Linlin, Wang Songtao, Li Quncheng, Li Xuejiao, Luo Kai, Xu Zhenzhen and Hou Kai developed the invention.
The patent application number is CN202520334236U 20250228. The patent publication number is CN223875712 (U). Intern..
Pipe
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Anhui Xiangfan HVAC Equipment has secured a patent on Cleaning Machine for Air Conditioner Connecting Pipe Production. Wu Zhiqiang, Yao Taiguo, Shu Huaping, Lyu Wei and Liu Qingqing developed the invention.
The patent application number is CN202520836052U 20250429. The patent publication number is CN22387571..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Zhejiang Hangtai Shuzhi Energy Dev Co Ltd has been granted a patent for Electrical Exposed Line Pipe Corner Protection Device. Xu Hongliang, Yang Ye, Li Siyi and Shao Yan developed the invention.
The patent application number is CN202423258413U 20241226. The patent publication number is CN223871958 (U). In..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Sichuan Huanyu Yuhe Tech Co Ltd has been granted a patent for Threading Pipe Fixing Device. This invention was developed by Liao Huayong, Zou Fuxing and Wang Wen.
The patent application number is CN202423128914U 20241218. The patent publication number is CN223871955 (U). International Patent Classification..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- State Intellectual Property Office of China has awarded a patent to Jiangsu Weituo Environmental Tech Co Ltd for Detection Line Leading-out Device for Underground Pipe Network. Hu Jiao and Wei Xiang developed the invention.
The patent application number is CN202520373241U 20250305. The patent publication n..
Pipe
| Wed 21 Oct 2026
Beijing, Oct. 21 -- Zhentian Construction Group Co Ltd and Zhentian Construction Hubei Co Ltd have secured a patent on Safety Protection Device for Pipe Gallery Foundation Pit. Li Yang, Wang Liang, Ma Jixiang and Hu Yongcheng developed the invention.
The patent application number is CN202422656623U 20241101. The patent public..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Shaanxi Yize Ruichuang Prec Machinery Co Ltd has secured a patent on Leakage Detection Equipment for Pipeline. Zhang Jun developed the invention.
The patent application number is CN202520646244U 20250408. The patent publication number is CN223883149 (U). International Patent Classification code is G01M3/08..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for Fixing Device for Pipeline Elbow Detection has been issued to Hubei Hangxin Testing Tech Co Ltd. This invention was developed by Zheng Wangcai and Zhang Shaohua.
The patent application number is CN202520642719U 20250408. The patent publication number is CN223883145 (U). International Pat..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Chongqing Pengcheng Nondestructive Testing has been granted a patent for Non-destructive Testing Device for Gas Pipeline Leakage. Xie Linfeng developed the invention.
The patent application number is CN202520307366U 20250225. The patent publication number is CN223883126 (U). International Patent Classificati..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Industrial Technology Research Institute has secured a patent on Non-intrusive Pipeline Pressure Sensing Device. Li Zhaoren, Chen Yaoming and Zheng Yixiang developed the invention.
The patent application number is CN202423268078U 20241230. The patent publication number is CN223883096 (U). International Paten..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Wang Aiqiang for Metering Calibration Device for High-precision Pipeline Flowmeter.
The patent application number is CN202422992546U 20241205. The patent publication number is CN223883051 (U). International Patent Classification code is ..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Jiaozuo Product Quality Inspection And Testing Center has been granted a patent for Pressure Pipeline Inspection and Detection Device. Li Lan developed the invention.
The patent application number is CN202520531151U 20250325. The patent publication number is CN223882971 (U). International Patent Classifica..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Sichuan Zhide Geotechnical Eng Co Ltd has been awarded a patent for Positioning Device for Underground Pipeline Measurement. This invention was developed by Chen Daocheng, Yue Chengrui, Ye Xin, Ling Fei, Chen Huaiwen, Wang Lin, Yang Jinpin, Ding Bin, Lyu Bao and Fu Bo.
The patent application number is CN20..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Zhejiang Sunco Heat Exchange System Co Ltd has obtained a patent for connecting pipe assembly for distributor. This invention was developed by Lyu Hailong, Yu Yongliang and Yuan Weijie.
The patent application number is CN202520852759U 20250430. The patent publication number is CN223882834 (U). Internationa..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Uniwill Information Co Ltd has been granted a patent for Vapor Chamber Structure with Liquid Pipeline. Zhang Hongyang and Lim Choong-woo developed the invention.
The patent application number is CN20252053358U 20250110. The patent publication number is CN223882818 (U). International Patent Classification c..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Henan Hongda Furnace Industrial Company Ltd has received a patent for Composite Prefabricated Part for High-temperature Hot Air Return Pipe. This invention was developed by Yin Zhenjiang, Li Shepeng, Xia Miaomiao, Guo Hongxiang, Wan Jun, Zhang Yuling, Li Fang and Liu Haiyu.
The patent application number is..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 22 -- State Intellectual Property Office of China has released Hainan University patent application for Intelligent Inspection Method for Underground Pipe Network Defects. This invention was developed by Liang Qisheng, Chen Feng, Zeng Yongping, Dong Jun, Chen Xiaoqian, Kong Jiahong, Luo Liliang and Xi Jianqi.
The ..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 22 -- State Intellectual Property Office of China has published University Zhengzhou Sias patent application for Oil and Gas Pipeline Weld Defect Detection Method and System. The invention was developed by Lu Hancheng, Li Feng, Wang Xijun, Chen Jingzhao and Meng Lingyuan.
The patent application number is CN20261..
Pipe
| Fri 23 Oct 2026
Geneva, Oct. 22 -- Callidus Capital BV has sought patent for Forming and Manipulating Pipe Sections. This invention was developed by Veenstra Feitze.
The patent application number is WO2026EP60009 20260407. The patent publication number is WO2026215254 (A1). International Patent Classification codes are B23D21/00, B26D1/00, B..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Changzhou Thermoster Electrical Appliance Co Ltd has obtained a patent for heating pipe fixing structure convenient to disassemble and maintain. This invention was developed by Lu Jian.
The patent application number is CN20242374053U 20241213. The patent publication number is CN223872418 (U). International..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Xinxing Ductile Iron Pipes has received a patent for Automatic Oiling Device. This invention was developed by Li Wei.
The patent application number is CN202520590116U 20250331. The patent publication number is CN223882152 (U). International Patent Classification codes are F16N19/00, F16N29/00 and F16N7/38.
..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Dongyang Youwei New Mat Co Ltd has secured a patent on Folding Device for Lining Hose of Ultraviolet Curing Repair Pipe. Li Hongyang, Zhang Di, Gu Yuehua and Chen Hailiang developed the invention.
The patent application number is CN202520541905U 20250326. The patent publication number is CN223879211 (U). I..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Sichuan Biaomei Silicon Fluorine New Mat Co Ltd has secured a patent on Vertical Pipe Coiling Device. Huang Haiqing, Huang Zhenhong and Lin Wensheng developed the invention.
The patent application number is CN202520643602U 20250408. The patent publication number is CN223879185 (U). International Patent Cla..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Chen Panyi has been granted a patent for Pipe Placing Device with Brake Mechanism. Chen Biao, Pan Yingmin and Chen Panyi developed the invention.
The patent application number is CN202520578602U 20250331. The patent publication number is CN223879169 (U). International Patent Classification codes are B65H49..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Chinese Patent for Self-adaptive Adjustment Pipeline Installation Structure has been issued to Xiamen Aikeman Intelligent Equipment Co Ltd. This invention was developed by Lin Jian, Ruan Wenbiao and Zheng Qingyuan.
The patent application number is CN202520512027U 20250321. The patent publication number is ..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- State Intellectual Property Office of China has awarded a patent to Hangzhou Shenghao Pipeline for Mpp Pipe Convenient to Splice. Hu Ming, Tu Guojun, Lang Houping and Wu Liqun developed the invention.
The patent application number is CN202520396798U 20250308. The patent publication number is CN223871994 (U)...
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Shandong Xianyuan New Material Tech Co Ltd has been granted a patent for High-frequency Welded Pipe Flaw Detection Device. This invention was developed by Chen Jiahong, Li Jianqin and Gao Guangteng.
The patent application number is CN202423163601U 20241220. The patent publication number is CN223870611 (U)...
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Chinese Patent for Galvanized Pipe Surface Quality Automatic Detection Equipment has been issued to Jilin Jinghua Pipe Mfg Co Ltd. This invention was developed by Zhang Xiaobing and Wang Jingqi.
The patent application number is CN202520378550U 20250306. The patent publication number is CN223870566 (U). Int..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Beijing Gangyuan Architectural Decoration Eng Co Ltd and Jangho Group have been granted a patent for Indoor Decoration Internal Partition Wall Facilitating Pipeline Laying. This invention was developed by Fang Jie and Wang Zeyu.
The patent application number is CN20252093301U 20250115. The patent publicati..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- China MCC17 Group has been awarded a patent for Modularized Steel Pipe Truss Laminated Slab Connecting Structure. This invention was developed by Xu Bin, Cheng Anchun, Lu Xixin, Zhu Yan, Lu Xiaoyu, Huang Jinkun and Zhang Zhaolei.
The patent application number is CN202520460475U 20250317. The patent publica..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- Huaxin Design Group has been granted a patent for Rainwater Pipeline Silt Settling Device. Tang Guanlong, Wang Cuicui and Fan Zhongbao developed the invention.
The patent application number is CN202520206024U 20250210. The patent publication number is CN223867388 (U). International Patent Classification code..
Pipe
| Thu 22 Oct 2026
Beijing, Oct. 22 -- State Intellectual Property Office of China has awarded a patent to CCCC Shanghai Dredging for Concrete Prefabricated Encapsulating Component of Shallow Buried Pipeline. Dong Xilu, Jiang Weijun, Zhao Yinghuan, Wang Xiaohua, Zhang Yanmin, Xu Xiang, Fang Yuqiang, Yang Mancai and Lin Mubiao developed the inventi..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- Shanghai Baoao Industrial Technology Service has been granted a patent for Anti-corrosion Pipeline Capable of Being Rapidly Replaced. This invention was developed by Zhao Yuefeng.
The patent application number is CN202520727355U 20250417. The patent publication number is CN223882007 (U). International Patent..
Pipe
| Fri 23 Oct 2026
Beijing, Oct. 23 -- State Intellectual Property Office of China has awarded a patent to Shandong Mingchengda Heavy Ind Machinery Co Ltd for Anti-abrasion Quick-release Structure for Pipeline of Dredging Robot. Zhang Jiaming and Song Shun developed the invention.
The patent application number is CN202521309584U 20250625. The p..
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