Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688844 | Resilient well cement compositions and methods | Bobby J. King, Patty L. Totten, David D. Onan | 1997-11-18 |
| 5672203 | Set retarded cementing compositions and methods | Rickey L. Morgan, Garland W. Davis | 1997-09-30 |