Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213160 | Method for conversion of oil-base mud to oil mud-cement | Reece E. Wyant | 1993-05-25 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213160 | Method for conversion of oil-base mud to oil mud-cement | Reece E. Wyant | 1993-05-25 |