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..

Beijing, Oct. 7 -- Dalian Fujia Dahua Petrochemical has obtained a patent for circulating water system of adsorption device. This invention was developed by Xue Xianda, Gao Han and Gao Zhenqiang. The patent application number is CN202423198678U 20241224. The patent publication number is CN223774476 (U). International Patent C..

Beijing, Oct. 7 -- Dalian Fujia Dahua Petrochemical has been granted a patent for Aromatic Hydrocarbon Adsorption Two-set System. Lu Jian developed the invention. The patent application number is CN202423210731U 20241225. The patent publication number is CN223774363 (U). International Patent Classification codes are B01D15/18..

Beijing, Oct. 7 -- Dalian Fujia Dahua Petrochemical has been granted a patent for External Reformate Heat Exchange System with Bypass Added for Aromatic Hydrocarbon Combination Unit. Lu Jian developed the invention. The patent application number is CN202423203241U 20241225. The patent publication number is CN223774821 (U). In..

Beijing, Oct. 7 -- Dalian Fujia Dahua Petrochemical has been granted a patent for Oil-containing Sewage Recovery System for Raffinate Tower. Dong Xiaowen, Zhang Zhenjia and Kuai Shilong developed the invention. The patent application number is CN202423196030U 20241224. The patent publication number is CN223780013 (U). Interna..

Beijing, Oct. 7 -- Lianyungang Huaxin Petrochemical Machinery Equipment has been awarded a patent for Oil Dripping Prevention Loading Arm Structure. This invention was developed by Li Yumei and Zhan Jiajun. The patent application number is CN202520463327U 20250317. The patent publication number is CN223779956 (U). Internation..