Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5542474 | Foam mixture for carbon dioxide drive oil recovery method | Nizar F. Djabbarah, Ralph V. Garling, Jennifer Macfadyen | 1996-08-06 | $93,292,000 |
| 5513705 | Foam mixture for steam and carbon dioxide drive oil recovery method | Nizar F. Djabbarah, Ralph V. Garling, Jennifer Macfadyen | 1996-05-07 | $21,489,000 |