Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266753 | Modified nano-graphite particle three-phase foam profile control and flooding system and preparation method thereof | Guang Zhao, Caili Dai, Chenglin Gu, Yuyang Li, Yahui Lv +3 more | 2019-04-23 |
| 10246630 | Water solution, clean fracturing fluid and method for fracturing reservoir | Caili Dai, Mingwei Zhao, He Liu, Guang Zhao, Yongpeng Sun +1 more | 2019-04-02 |