Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146410 | Method for dewatering coal mine goaf by crossing neighboring goaf | Qingfa Liao, Bing Li, Yingui Gao, Hongwei Wang, Chenglin Chang +3 more | 2024-11-19 |
| 12044531 | Level instrument and method for surveying mining subsidence zone in coal mining area | Bo Xue, Shikai An, Yanfei Xu, Haiyan Cheng, Wei Miao +4 more | 2024-07-23 |