Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355955 | Cement set retarding additives, compositions and methods | Klein A. Rodrigues | 1994-10-18 |
| 5340860 | Low fluid loss cement compositions, fluid loss reducing additives and methods | Bobby G. Brake | 1994-08-23 |