Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11346200 | Method and system for guaranteeing safety of offshore oil well control equipment | Baoping Cai, Yonghong Liu, Chao Yang, Yi Zhao, Hongqi Xu +9 more | 2022-05-31 |
| 11243509 | Method for assessing safety integrity level of offshore oil well control equipment | Baoping Cai, Yonghong Liu, Wenchao Li, Xiaoyan Shao, Hongqi Xu +9 more | 2022-02-08 |