Engineering
| Fri 19 Dec 2025
Beijing, Dec. 19 -- China University of Mining has sought patent for Multifunctional Simulation Test System for Stratum Leakage Collapse Under Hydraulic Action. This invention was developed by Wang Yingchao, Liang Chen, Geng Fan, Zou Hemin, Zhang Zheng, Wu Jiangyu, Zheng Shunhua, Qu Liqiang, Guo Yin, He Yaxin, Dai Jianwen, Wang ..