Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746101 | Chemical products for surface protection | Charles Li Zha | 2023-09-05 |
| 11746281 | Crosslinked proppant-gel matrix | Charles Li Zha | 2023-09-05 |
| 11702538 | Chemical products for adhesive applications | Charles Li Zha | 2023-07-18 |
| 11643588 | Multiple functional wellbore fluid additive | Li Jiang, Fenglou Zou | 2023-05-09 |
| 11578242 | Chemical products for adhesive applications | Charles Li Zha, Leo Elder, John W. Green | 2023-02-14 |
| 11512225 | Process and composition for dust control | Charles Li Zha | 2022-11-29 |
| 11492522 | Chemical products for adhesive applications | Charles Li Zha, Leo Elder, John W. Green | 2022-11-08 |
| 11492544 | Chemical products for adhesive applications | Charles Li Zha | 2022-11-08 |
| 11447689 | Crosslinked proppant-gel matrix | Charles Li Zha | 2022-09-20 |
| 11421113 | Chemical products for surface protection | Charles Li Zha | 2022-08-23 |
| 11162021 | Wellbore composition | Li Jiang | 2021-11-02 |
| 10883041 | Crosslinked proppant-gel matrix | Charles Li Zha | 2021-01-05 |
| 10836916 | Chemical products for surface protection | Charles Li Zha | 2020-11-17 |
| 10487257 | Materials and methods of use as additives for oilwell cementing | Li Jiang, Franklin Leal, Elexander Salinas | 2019-11-26 |
| 8888362 | Thermal phase separation simulator | Paul R. Hart, Lee E. Nuebling, Robert R. Cleary, Virgil T. Little | 2014-11-18 |