Metal & Mining
| Fri 10 Jul 2026
Beijing, July 10 -- Ccteg Shenyang Research Institute has submitted a patent application for Coal Mine Goaf Tracer Agent Automatic Release Device and High-temperature Area Positioning Method. This invention was developed by Wang Gang, Zheng Yuting, Liu Lei, Ge Huan, Zheng Zhongyu, Wang Shuai, Sun Haiying, He Shuai, Gong Bozhi, L..