Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835491 | Device and method for testing bearing capacity of grouped pillars in inclined goaf under coupled biaxial static and disturbance stresses | Guorui Feng, Tingye Qi, Chao Song, Shuiyun Hou, Lirong Li +2 more | 2023-12-05 |
| 11788930 | Device and method for testing bearing capacity of single-row grouped pillars in horizontal goaf under biaxial loading | Guorui Feng, Xudong Shi, Boqiang Cui, Xinyu Yang, Kai Wang +1 more | 2023-10-17 |
| 11703431 | Device and method for testing tensile resistance of multiple-row grouped pillars in inclined goaf | Guorui Feng, Xudong Shi, Xinyu Yang, Boqiang Cui, Xianjie DU | 2023-07-18 |