Issued Patents 2022
Showing 1–2 of 2 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 | Lin Xin, Shibin Jiang, Fu Yu, Hailiang Wang, Weizhou Li +11 more | 2022-02-15 |