Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381899 | Sidewall coring structure directly driven by an electric motor | Jibin Zou, Jian Li | 2019-08-13 |
| 10236667 | Wire follow-up protection structure of electric reducer | Tiemin Liu, Zhibin Tian, Liping Liu, Xiaodong Chu, Zanqing Wei +2 more | 2019-03-19 |
| 10208736 | High-pressure fluid mixing pump control system and fluid suction control method | Minggao Zhou, Guiqing Hao, Zhijie Yu, Zhongtian Hao | 2019-02-19 |
| 10180064 | System for sampling from formation while drilling | Zhongli Bao, Qiang Yu, Guiqing Hao, Wanguang Song, Zichao Ii +1 more | 2019-01-15 |