Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686724 | Method for determining oil content of an underground formation using wet cuttings | Kerry K. Spilker, Patrick Lee DeLaune | 1997-11-11 |
| 5671809 | Method to achieve low cost zonal isolation in an open hole completion | — | 1997-09-30 |