Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9995139 | Surrounding rock pretreatment method for TBM passing through round tunnel section with high rock-burst risk | Weijiang Chu, Chunsheng Zhang, Jing HOU, Yong Zhou | 2018-06-12 |