Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759987 | Composite temperature resistance gel plugging agent, preparation method thereof and use thereof in profile control and water plugging of ultra-deepth reservoir | Guang Zhao, Caili Dai, Yahui Lv, Qing You, Jianhai Wang +2 more | 2020-09-01 |
| 10745281 | Composition for multi-component composite intercalation, method of preparing a low-temperature expandable graphite system and method of profile control and water shutoff in deep oil reservoir | Guang Zhao, Caili Dai, Yahui Lv, Jiawei Liu, Sen Wang +4 more | 2020-08-18 |