Metal & Mining
| Fri 14 Nov 2025
Beijing, Nov. 14 -- Tianjin Geological Engineering Survey and Design Institute Co Ltd has been granted a patent for Self-spraying Water Storage Equipment for Mine Remediation. Li Shouqing, Wang Huaijing, Yan An, Jung Eui-min, Han Jinsong, Chen Xiaoqing, Chen Feng, Yang Zhiwu, Li Dapeng, Guo Qiang, Liu Rujian, Jie Yijian, Ban Yon..