Beijing, Aug. 1 -- State Intellectual Property Office of China has received Lanzhou Hengda Petrochemical Machinery Co Ltd patent application for Multi-stage Vortex-heat Conduction Combined Type Heat Exchanger. Zhao Xingxia, Zhang Xianghua, Li Chunfeng, Chen Zhilong, Wei Hongjun, Song Fuhuai, Wang Mingshuai, Yang Guoheng and Li C..

Beijing, Aug. 1 -- State Intellectual Property Office of China has received Shandong Chambroad Petrochemicals Co Ltd patent application for Blind Plate and Intelligent Management Method Thereof. Zhang Shuping, Zhang Hongwei, Lin Shizhen and Gao Wang developed the invention. The patent application number is CN202610131478 2026..

Beijing, Aug. 1 -- State Intellectual Property Office of China has published Beijing Inst Of Petrochemical Technology patent application for Constitutive Expression Plasmid Vector for High Expression of Xanthine Oxidase and Application of Constitutive Expression Plasmid Vector. The invention was developed by Gao Yuan, Wang Jianj..

Beijing, July 31 -- No 711 Research Inst Of China State Shipbuilding Corporation Limited has submitted a patent application for Lubricating Oil System of Diesel Engine and Lubricating Oil Control Method. This invention was developed by Yang Qingfeng, Cao Yingjia, Huo Xiaomeng, Zhang Xueyan and Hu Junqiang. The patent applicat..

Beijing, July 31 -- State Intellectual Property Office of China has released Yingpu Qingdao Intelligent Tech Co Ltd patent application for Online Intelligent Management Method for Industrial Lubricating Oil. This invention was developed by Gao Jichao, Zhang Luning, Feng Ranran and Jiao Mengchao. The patent application number ..

Beijing, July 30 -- Wilmar Shanghai Biotechnology Research & Dev Center Co Ltd has submitted a patent application for Preparation and Application of High-stability Low-saturation Grease. This invention was developed by Li Jiaxi, Zhang Hong, Guo Ruihua, Xu Xiaolan, Xu Xuebing and Chua Nam Hai. The patent application number is..

Beijing, July 29 -- Guangdong University of Petrochemical Technology has applied Chinese patent for Synthetic Method of Isoxazole Compound Under Visible Light Catalysis Condition. Zhang Jiantao, Jiang Yanfu, Liu Weibing and Zhang Xiaoli developed it. The patent application number is CN202610114494 20260128. The patent publica..

Beijing, July 28 -- Coal Chemical Industry Technology Research Institute Of National Energy Group Ningxia Coal Industry Co Lt and CHN Energy Group Ningxia Coal Industry have submitted a patent application for Gasoline Engine Oil Composition and Preparation Method Thereof. This invention was developed by Zhang Angui, Yang Shuai, ..

Beijing, July 28 -- CNOOC Chemical And New Material Research Institute Beijing Co Ltd, CNOOC Huizhou Petrochemical Co Ltd and CNOOC Oil & Petrochemicals Co Ltd have applied Chinese patent for Catalytic Diesel Oil Decoloring and Purifying Method and Application Thereof. Liu Jian, Fang You, Liu Xiaochuan, Wu Chongchong, Su Mengjun..

Beijing, July 28 -- Beijing Duobaode Health Tech Industry Development Co Ltd has submitted a patent application for Purification Device with HPV (human Papillomavirus) Inactivation Effect for Production of Hawthorn Kernel Distillate Lotion. Shi Yeqin and Shi Yi developed the invention. The patent application number is CN20251..

Beijing, July 28 -- Zhejiang Hengyi Petrochemical Research Inst Co Ltd has submitted a patent application for Green Refining Method of Crude Caprolactam. Chen Xiangmei, Wang Han, Meng Xiaoxue, Liu Yakun, Wang Songlin and Zhang Yue developed the invention. The patent application number is CN202511986522 20251226. The patent pu..

Beijing, July 28 -- State Intellectual Property Office of China has released Zhejiang Hengyi Petrochemical Research Institute Co Ltd patent application for Method and Device for High-valued Utilization of Residual Liquid in Bottom of Rectifying Tower in Production Process of 1, 4-cyclohexanedimethanol. This invention was develop..