Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162019 | Crosslinked polymer compositions for use in subterranean formation operations | Weibin Zha, William Walter Shumway | 2021-11-02 |
| 11021640 | Hydrophobically-treated particulates for improved fluid rheology | William Walter Shumway, Jessica Paola Ramirez Angulo | 2021-06-01 |