Beijing, Dec. 1 -- State Intellectual Property Office of China has released Beijing Spaceflight and Petrochemical Technical Equipment Engineering Ltd's patent application for dust removal device and method for high-temperature tar-containing pyrolysis gas. This invention was developed by Zhang Yanjun, Du Runping, Song Xiaofei, C..

Beijing, Dec. 2 -- State Intellectual Property Office of China has released Inst of Traditional Chinese Petrochemical Petroleum Machinery and Petroleum Machinery's patent application for ansys workbench-based efficient optimization design method for cyclone desander. This invention was developed by Zhang Zhiguang, Dong Huoping, ..

Beijing, Dec. 1 -- State Intellectual Property Office of China has published Guangdong Petrochemical College's patent application for air inlet channel structure with primary filtering function, cyclone separator and dust collector. The invention was developed by Han Yunqing and Yu Qiannan. The patent application number is CN..

Beijing, Dec. 1 -- State Intellectual Property Office of China has received Deng Chengxia's patent application for multi-wall reboiler for petrochemical industry. The patent application number is CN202111622852 20211228. The patent publication number is CN114259742 (A). International Patent Classification codes are B01B1/00, B01..

Beijing, Dec. 1 -- Dongying Weijiao Chemical has applied for Chinese patent for online desalting device of fractionating tower top circulation system. Wang Haoran, Li Junxu, Ma Tianqiang, An Daofu, Bi Mingzhi, Yang Jili and Chen Bo developed it. The patent application number is CN202210184122 20220228. The patent publication ..

Beijing, Nov. 29 -- State Intellectual Property Office of China has received Chinese Petrochemical Ningbo Eng, Chinese Petrochemical Ningbo Institute of Tech and Chinese and Petrochemical Refining Engineering Group Stock Ltd's patent application for petrochemical instrument mounting bracket. Lang Zhichao, Ma Ming, Yan Chunming, ..

Beijing, Nov. 28 -- Chinese Petrochemical Yangtze Petrochemical and Chinese Petrochemical Industry Ltd have submitted a patent application for complex grease for improving stability of emulsion explosive. This invention was developed by Xu Pingli, Ye Zhiwen, Gu Daobin, Miao Jinmei, Zhang Jie and Zhang Weibin. The patent appli..

Beijing, Nov. 28 -- Zhu Xiaohua has submitted a patent application for diesel oil refining system. The patent application number is CN202111483259 20211207. The patent publication number is CN114250083 (A). International Patent Classification codes are B01D29/03, B01D29/64 and C10G53/12. Cooperative Patent Classification codes a..