Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035228 | Simulation test system for gas extraction from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | Shuxun Sang, Haiwen Wang, Liwen Cao, Shiqi Liu, Huihu Liu +7 more | 2021-06-15 |
| 10995572 | Simulation test method for gas extraction from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | Shuxun Sang, Liweng Cao, Shiqi Liu, Haiwen Wang, Huihu Liu +7 more | 2021-05-04 |
| 10934817 | System for extracting gas from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | Shuxun Sang, Shiqi Liu, Liwen Cao, Haiwen Wang, Huihu Liu +7 more | 2021-03-02 |
| 10830018 | Method of extracting gas from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | Shuxun Sang, Shiqi Liu, Liwen Cao, Haiwen Wang, Huihu Liu +7 more | 2020-11-10 |