Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146410 | Method for dewatering coal mine goaf by crossing neighboring goaf | Qingfa Liao, Bing Li, Hongwei Wang, Chenglin Chang, Shaobo Yin +3 more | 2024-11-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146410 | Method for dewatering coal mine goaf by crossing neighboring goaf | Qingfa Liao, Bing Li, Hongwei Wang, Chenglin Chang, Shaobo Yin +3 more | 2024-11-19 |