Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773653 | Double-layer coiled tubing double-gradient drilling system | Guorong Wang, Lin Zhong, Qingyou Liu, Xingyong Yu, Zhong Li +5 more | 2023-10-03 |
| 11598180 | Experimental device and experimental method for natural gas hydrate solid-state fluidized mining and crushing | Guorong Wang, Qingyou Liu, Qingping Li, Qiang Fu, Yufa He +2 more | 2023-03-07 |