Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11268377 | Measurement-while-drilling method and device for obtaining coal seam gas parameter | Enyuan Wang, Zhonghui Li, Liming Qiu | 2022-03-08 |
| 11174722 | Inversion calculation method of coal-bed gas parameters of fast test while-drilling | Enyuan Wang, Hao Wang, Rongxi Shen, Xiyuan WANG, Baolin Li +2 more | 2021-11-16 |
| 10947842 | Measurement-while-drilling method and device for assessing outburst risk of coal seam | Enyuan Wang, Zhonghui Li, Liming Qiu | 2021-03-16 |