Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746654 | Kind of no-pillar and gob-side entry retaining mining and construction method without the mining area division | Qihua Ma, Zhongcheng Qin, Kegong Fan, Zhongping Guo, Zhijie WEN | 2023-09-05 |
| 11519837 | Automatic simulation test bench for similar materials of top-coal caving mining and test method thereof | Shanchao Hu, Jing Zuo, Jun Wang, Yong Guo, Wenkai Ru | 2022-12-06 |
| 11215542 | Rock impact loading-unloading confining pressure test system and usage method therefor | Xuesheng Liu, Shilin Song, Yunliang Tan, Deyuan Fan, Qingheng Gu +3 more | 2022-01-04 |
| 10794136 | Reverse rotary sprinkler drilling pipe system with anti-sticking function and its application method | Yunliang Tan, Xuesheng Liu, Deyuan Fan, Qiang Xu, Bangyou JIANG +1 more | 2020-10-06 |