Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933262 | Controlled hydration of starch in high density brine dispersion | Billy G. Chesser, Dave Clark | 2005-08-23 |
| 6248698 | Synergistic mineral blends for control of filtration and rheology in silicate drilling fluids | Allen D. Gabrysch | 2001-06-19 |