Metal & Mining
| Sat 16 May 2026
Beijing, May 16 -- Jiangxi Copper Industry Group Yinshan Mining has sought patent for Chute Sampling Device. This invention was developed by Li Lihua, Zhou Lu, Chen Bin, Xu Chunguang, Liu Qiu, Yang Chao, Chen Dian, Zhang Qiang, Zhang Jian and Gan Jie.
The patent application number is CN202511754205 20251126. The patent public..