Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306588 | Method of treating tunnel collapse using pavilion support | Xianghui Meng, Shibin Jiang, Weizhou Li, Hailiang Wang, Fu Yu +11 more | 2022-04-19 |
| 11248464 | Method of treating tunnel collapse with roof-contacted shield support | Shibin Jiang, Fu Yu, Hailiang Wang, Weizhou Li, Quanwei Liu +11 more | 2022-02-15 |
| 10253629 | Test apparatus and a test method for the wetted perimeter of coal seam water injection | Weimin Cheng, Zhen Liu, Gang Wang, Gang Zhou, Lianjun CHEN +4 more | 2019-04-09 |