Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428588 | Synergistic viscosifiers for clay-free, water-based drilling fluids | Hui Zhou, William Walter Shumway | 2025-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428588 | Synergistic viscosifiers for clay-free, water-based drilling fluids | Hui Zhou, William Walter Shumway | 2025-09-30 |