Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174722 | Inversion calculation method of coal-bed gas parameters of fast test while-drilling | Enyuan Wang, Hao Wang, Jianchun Ou, Rongxi Shen, Xiyuan WANG +2 more | 2021-11-16 |
| 10947842 | Measurement-while-drilling method and device for assessing outburst risk of coal seam | Enyuan Wang, Jianchun Ou, Liming Qiu | 2021-03-16 |