Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639460 | Nanometer self-locking bentonite film-forming agent, method for preparing the same, and film-forming drilling fluid | Wenxin Dong, Xiaolin Pu, Jinyang Fan, Wenhao Liu, Siyi Chen +8 more | 2023-05-02 |
| 10982535 | Systems and methods for estimating hydraulic fracture surface area | — | 2021-04-20 |
| 10655414 | System and method for improving integrity of cased wellbores | Peidong Zhao | 2020-05-19 |