Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174425 | Carbonate reservoir filtration-loss self-reducing acid | Weiyu Chen, Liqiang Zhao, Zhifeng Luo, Juan Du, Pingli Liu +1 more | 2021-11-16 |
| 10982131 | Phase transition material fluid and proppant formed therefrom | Shubao HU, Yong Yang, Liqiang Zhao, Guohua Liu, Mengmeng Ning +4 more | 2021-04-20 |