Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9399692 | Amphiphilic reservoir protecting agent and preparation method thereof and drilling fluid | Guancheng Jiang, Yang Xuan, Xi Wang, Ranran Song, Xianzhu Wu +3 more | 2016-07-26 |