Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066151 | Method for a fracturing fluid system at high temperatures | Lulu Song | 2018-09-04 |
| 9963630 | Method for a fracturing fluid system at high temperatures | Lulu Song | 2018-05-08 |
| 9909050 | High density and high temperature emulsifier for use in an oil based drilling fluid system | Chun Zhou, Fuchen Liu | 2018-03-06 |