Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829680 | High density and high temperature emulsifier for use in an oil based drilling fluid system | Chun Zhou, Zhenzhou Yang | 2020-11-10 |
| 10787602 | Shale inhibitors used in the water-based fluid for shale formation | Chun Zhou, Yonggui Liu, Xingdong Yu | 2020-09-29 |
| 10752829 | Compositions of hydraulic fracturing fluid and method thereof | Lijun Lin, Jiangshui Huang, Litao Bai, Stephanie Yu, Congbin Yin +1 more | 2020-08-25 |
| 10723931 | Thinner for oil-based drilling fluids | Chun Zhou, Burhan Hoxha | 2020-07-28 |