Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420319 | Well treatment method employing new and improved drilling fluids and additives therefor | Cory J. Bernu | 2002-07-16 |
| 6315061 | Brine-based drilling fluids for ballast tank storage | Charles L. Boatman, Leonard Morales, Jr. | 2001-11-13 |
| 6133203 | Drilling fluids and additives therefor | Cory J. Bernu | 2000-10-17 |