Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12098637 | I-patterned filling method for initial stage of coal mining based on roof fracture feature characteritics | Guorui Feng, Wei-Qiang Guo, Tingye Qi, Zhu Li, Yekai Cui +1 more | 2024-09-24 |
| 11473427 | Physical simulation test method for detecting position of ponding goaf in excavation | Guorui Feng, Haina Jiang, Zhen Li, Cheng Wei Song, Xiong SHEN +3 more | 2022-10-18 |
| 10809417 | Three-dimensional analog simulation test system for gas-liquid countercurrent in abandoned mine goaf | Guorui Feng, Chunwang Zhang, Zhixin Jin, Rui Gao, Shengyong Hu +3 more | 2020-10-20 |