Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10113098 | Composition including viscosifier polymer and polyamine viscosity modifier for treatment of subterranean formations | Kay Ann Galindo, Jay Paul Deville, Hui Zhou | 2018-10-30 |
| 10000683 | Drilling fluids with crosslinked sulfonate-containing polymers dispersed in high density brines | Kay Ann Galindo, Hui Zhou | 2018-06-19 |
| 9938446 | Wellbore service fluid | — | 2018-04-10 |
| 9926481 | Polymeric viscosifiers for use in water-based drilling fluids | Kay Ann Galindo, Jay Paul Deville | 2018-03-27 |