Metal & Mining
| Sun 23 Aug 2026
Beijing, Aug. 24 -- Yichun Luming Mining has obtained a patent for chemical adding and spraying device of flotation machine. This invention was developed by Wang Dongdong, Wang Jian, Ma Zhiyong, Li Li, Shi Fuchao, Zhang Jinbiao, Zhang Xiangyu, Wang Xin, Hara Yoshitatsu, Liu Xinkuo and Xin Tie.
The patent application number is..