Chemicals
| Thu 20 Aug 2026
Beijing, Aug. 20 -- Shanxi Lu'an Tanyi Chemical has received a patent for Discharging Cooling Device for Coal-based Solvent Oil Production. This invention was developed by Zhang Xuefei, Guo Yuwei, Guo Junjun, Yu Haixing, Zhao Xiaojing, Li Junhui, Fan Wei and Guo Taotao.
The patent application number is CN202422621433U 20241029...