Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203922 | Method and equipment for optimizing hydraulic parameters of deepwater managed pressure drilling in real time | Baojiang Sun, Zhiyuan Wang, Yonghai Gao, Baitao FAN, Hao Li +5 more | 2021-12-21 |
| 10942025 | Measurement method for micro topography and roughness of internal surface of gap | Jiang Guo, Renke KANG, Dongming GUO | 2021-03-09 |