Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6136935 | Method for control of fluid loss and gas migration in well cementing | Rebecca G. Udarbe | 2000-10-24 |
| 6107256 | Method of and additive for controlling fluid loss from a drilling fluid | Rebecca G. Udarbe, Charles R. George | 2000-08-22 |
| 5988279 | Method for control of fluid loss and gas migration in well cementing | Rebecca G. Udarbe | 1999-11-23 |