Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253629 | Test apparatus and a test method for the wetted perimeter of coal seam water injection | Weimin Cheng, Zhen Liu, Gang Wang, Gang Zhou, Wen Juan Nie +4 more | 2019-04-09 |