Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834949 | Collaborative erosion-control method of releasing-splitting-supporting based on coal mass pressure relief and roof pre-splitting | Weiyao Guo, Lexin Chen, Yan Tan, Tongbin Zhao | 2023-12-05 |
| 11703432 | In-situ test device for surrounding rock strength of bolt supported roadway and method thereof | Fenghai Yu, Xuerui YANG, Qiang Ren, Kai Zhou, Chuang Zhang +2 more | 2023-07-18 |