Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119065 | Composition for fracturing and displacement and method for fracturing and displacement of tight oil reservoir | Qing You, Caili Dai, Yan Zhang, Mingwei Zhao, Guang Zhao +4 more | 2018-11-06 |
| 9932517 | Polymer and preparation method thereof, and viscosified acid fluid | Caili Dai, Mingwei Zhao, He Liu, Yongpeng Sun, Guang Zhao +1 more | 2018-04-03 |