Beijing, May 18 -- Zhejiang Petrochemical has submitted a patent application for Knife Gate Valve for Powder. This invention was developed by Liao Yaohua, Xu Zhongyun, Lyu Wenchao, Li Chaoran, Yan Zhengshuai and Xiao Bin. The patent application number is CN202511526125 20251024. The patent publication number is CN121346017 (A..

Beijing, May 16 -- Xuzhou Haitian Petrochemical has filed a patent application for Polypropylene Product Quality Monitoring and Analyzing Method Based on Full-period Tracking of Production. This invention was developed by Hu Renying, Chen Qipan, Li Shaowei and Li Tengteng. The patent application number is CN202511246125 20250..

Beijing, May 15 -- Sinochem Quanzhou Petrochemical Co Ltd and Sinochem Petrochemical Res Institute Quanzhou Co Ltd have submitted a patent application for Catalyst for Synthesizing Lubricant Base Oil and Preparation Method Thereof. This invention was developed by Li Qingyang, Xu Jingdong, Chen Weimin, Xi Zhixiang and Xu Renwei. ..

Beijing, May 15 -- State Intellectual Property Office of China has published Lianyungang Petrochemical patent application for Novel Polyethylene Elastomer Metal Ion Purification Device. The invention was developed by Liu Mengping, Yang Weidong, Fan Changhai, Cao Zhiren, Qu Zhen and Yu Chao. The patent application number is CN..

Beijing, May 15 -- Shandong Honsing Chemical Co Ltd has filed a patent application for Movable Production Device for Preparing Lubricating Grease from Reclaimed Oil. This invention was developed by Xu Hui, Tian Zhiyuan, Guo Fengzhou, Lu Dulong and Lyu Guyan. The patent application number is CN202511533012 20251024. The patent..

Beijing, May 15 -- State Intellectual Property Office of China has received Jiacheng Zhihe Beijing Tech Co Ltd patent application for Opo-containing Grease Composition and Preparation Method Thereof. Bi Xiaoyang, Liu Yuehong, Sun Song and Fang Liang developed the invention. The patent application number is CN202511647736 2025..

Beijing, May 15 -- Tongyi Petroleum Chemical Co Ltd has filed a patent application for Carbon Footprint Quantified Lubricating Oil Composition and Preparation Method Thereof. This invention was developed by Han Jiangtao, Liu Zhongqiang and Song Entao. The patent application number is CN202511420733 20250930. The patent public..

Beijing, May 14 -- State Intellectual Property Office of China has received Guangdong University of Petrochemical Technology patent application for Clamp for Laminated Impact Sample. Gai Fangfang, Liu Xun and Yu Yuemin developed the invention. The patent application number is CN202511852588 20251210. The patent publication nu..

Beijing, May 13 -- Shanghai Jiamei Industrial has submitted a patent application for Bio-based Lubricating Oil Composition with High Oxidation Stability and Preparation Method Thereof. Ye Changlin, Wu Lifen and Ye Wenxian developed the invention. The patent application number is CN202511874571 20251212. The patent publication..

Beijing, May 12 -- State Intellectual Property Office of China has published Zhenhai Petrochemical Engineering patent application for Solvent Regeneration System and Process Method Thereof. The invention was developed by Yan Kehui, Yao Bing, Yang Xiangyi, Huang Weicun and Ding Jianya. The patent application number is CN202511..