Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434727 | In situ exploitation-separation-backfilling integration apparatus used for natural gas hydrates | Yang Tang, Zeliang LI, Guorong Wang, Jinhai Zhao, Guangjie Yuan +5 more | 2022-09-06 |
| 11255745 | Test device for simulating longitudinal-lateral-torsional coupled nonlinear vibration of drill string of deepwater riserless drilling and method therefor | Jun Liu, Xiaoqiang Guo, Yufa He, Anchao Wei, Linlin Zeng +1 more | 2022-02-22 |