Munich, Oct. 15 -- European Patent Office has received Sinopec Shengli Oilfield Co and China Petroleum & Chemical patent application for Phase Change Fracturing Method. Qian Qin, Lv Yongli, Yang Yong, Zhang Liaoyuan, Wang Zenglin, Ma Bo, Huang Zhihong, Wang Hua, Zhao Li and Li Xiaoqian developed the invention. The patent appl..

Munich, Oct. 15 -- European Patent Office has received Sinopec Yizheng Chemical Fibre Co Ltd and China Petroleum & Chemical patent application for High-molecular-weight Polymer Monofilament with Ultra-low Residual Solvent Content, and Manufacturing Method Therefor and Use Thereof. Li Jinping, Shi Yunhu, Qiao Xiujing, Yang Yong, ..

Beijing, Oct. 15 -- China Petroleum & Chemical and SINOPEC Henan Oilfield have submitted a patent application for Sucker Rod Suspension Sealing Device. This invention was developed by Zhang Chungui, Zhang Hui, Yang Xinqian, Guo Liang, Li Qi and Yue Pengfei. The patent application number is CN20251037202 20250109. The patent p..

Beijing, Oct. 15 -- State Intellectual Property Office of China has released Fujian Energy Petrochemical Innovation Research Inst Co Ltd and Fujian Fuwei New Mat Co Ltd patent application for Sample Preparation Method and Sample Preparation Device for Section Morphology of Polyacrylonitrile-based Precursor. This invention was de..

Beijing, Oct. 15 -- CNPC Engineering Technology R&D Co Limited and China National Petroleum have submitted a patent application for Modulation System, Drilling Tool and Modulation Method for Same-frequency Different-phase Vibration. Wang Yezhong, Guo Jianhua, He Aiguo, Cao Yu, Lin Boyang, Chen Gang, Wang Yuan, Li Wenzhe, Fu Li, ..

Beijing, Oct. 15 -- Ningxia Baoruilong Petrochemical Co Ltd has applied Chinese patent for Umbrella-shaped Unfolding Type Movable Maintenance Platform. Shi Guoning, Dai Zhigang, Luo Yinsuo, Yu Xiaoqiu, Hai Ritu and Shen Yongpeng developed it. The patent application number is CN202610678796 20260518. The patent publication num..

Beijing, Oct. 15 -- China Petroleum & Chemical and SINOPEC Zhongyuan Oilfield Co have applied Chinese patent for Injection Increasing Pump Packing Stabbing Leakage Early Warning Instrument. Sun Zhaohui, Jiang Xueming, Li Yongli, Zhou Hongwei, Yu Chuanmou and Gong Zhangsheng developed it. The patent application number is CN202..

Beijing, Oct. 14 -- Pinghu Petrochemical has filed a patent application for Tank Bottom Array Type Conical Aeration Device Capable of Being Independently Disassembled on Line. This invention was developed by Tang Jian, Zhang Zhengwei, Gao Yuecheng, Ma Yue, Yang Weidong, Qian Zhangbin and Su Yunwei. The patent application numb..

Beijing, Oct. 14 -- Dalian Fujia Dahua Petrochemical has received a patent for Nitrogen System of Adsorption Tower. This invention was developed by Lu Chunzhi, Mou Xingbin, Zheng Hao, Zhang Feiyun and Zhang Yadong. The patent application number is CN202423195319U 20241224. The patent publication number is CN223832068 (U). Int..

Beijing, Oct. 14 -- Jiangsu Honggang Petrochemical has secured a patent on Pure Terephthalic Acid (PTA) Powder Conveying Nitrogen Recycling Device. Yang Licheng, Ma Zhijun, Yang Xuezhou, Li Ruirui, Lian Xiaolong, Sun Ruhai, Fu Chengjun and Wang Chaoyang developed the invention. The patent application number is CN202520201407U..

Beijing, Oct. 14 -- Chinese Patent for Basket Filter has been issued to Nanjing Shuanglin Petrochemical Machinery Co Ltd. This invention was developed by Gao Fengmei and Pan Chang'an. The patent application number is CN202520275966U 20250220. The patent publication number is CN223831911 (U). International Patent Classificatio..

Beijing, Oct. 12 -- State Intellectual Property Office of China has received China Petroleum & Chemical patent application for Reciprocating Compressor Failure Rate Prediction Method and Device and Storage Medium. Liu Yang, Huang Qiang, Wang Yuncheng, Zhang Chongyang, Yamamatsu, Liu Jingming, Yang Changxi and Qu Shidong develope..

Beijing, Oct. 12 -- Dalian Fujia Dahua Petrochemical has obtained a patent for carclazyte tower oil return system. This invention was developed by Tao Guijian, Zheng Hao and Zhang Hongwei. The patent application number is CN202423197031U 20241224. The patent publication number is CN223818200 (U). International Patent Classifi..

Beijing, Oct. 9 -- Luoyang Qingjie Lubricating Oil Tech Co Ltd has been granted a patent for Automatic Capping Device. This invention was developed by Wang Pengtao, Chen Jinwei and Lu Hongyin. The patent application number is CN202520199001U 20250208. The patent publication number is CN223792886 (U). International Patent Clas..