Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603720 | Methods for tripping a drilling rig or a workover rig | Junqing Chai, Yan Lyu, Liangliang Liang, Zhenghua Wu | 2023-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603720 | Methods for tripping a drilling rig or a workover rig | Junqing Chai, Yan Lyu, Liangliang Liang, Zhenghua Wu | 2023-03-14 |