Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7199085 | Colloidal and colloidal-like systems in aqueous, clay-based fluids | Tony Rea, Jack C. Cowan, Tommy F. Brookey, Frederick B. Growcock | 2007-04-03 |
| 7033977 | Compositions and methods for sealing formations | Tommy F. Brookey, Jack C. Cowan | 2006-04-25 |
| 6739414 | Compositions and methods for sealing formations | Tommy F. Brookey, Jack C. Cowan | 2004-05-25 |