Beijing, May 29 -- Wuxi Jiangnan High Prec Cold Drawn Pipe has submitted a patent application for rolling heat treatment process of precision drawing pipe for petrochemical industry. Tao Wenhua developed the invention. The patent application number is CN202210650314 20220609. The patent publication number is CN115069815 (A). ..

Alexandria, May 27 -- U.S. Patent and Trademark Office has received Nisshinbo Holdings Inc and Unimatec Co Ltd's patent application for ionic liquid including fluorine-containing phosphate ester anions and lubricating oil composition. Masuda Gen and Kokin Keisuke developed the invention. The patent application number is US202..

Beijing, May 24 -- State Intellectual Property Office of China has received Shandong Shenchi Petrochemical's patent application for improved dehydrogenation reactor for preparing propylene through propane dehydrogenation. Zhang Yulong, Yue Zhiwei, Zhai Qingke, Hu Guohui and Gu Shengkai developed the invention. The patent appl..

Beijing, May 24 -- Shanghai Lanke Petrochemical Environmental Tech has filed a patent application for fluidized bed reaction device and process for acrylonitrile. This invention was developed by Ma Hongxi, Zhang Wenjun and Meng Xiangli. The patent application number is CN202210712467 20220622. The patent publication number is..

Beijing, May 24 -- Guangdong Jiang Wei Sensing Tech has submitted a patent application for reactor device for petrochemical continuous catalytic cracking reaction. Fan Jiangcheng and Jin Xiang developed the invention. The patent application number is CN202210736980 20220627. The patent publication number is CN115055123 (A). I..