Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033548 | Process to improve hydrocarbon recovery by decreasing injection solution viscosity and improving solution screen factor | Gregory Ulizio | 1991-07-23 |
| 5014783 | Sequentially flooding an oil-bearing formation with a surfactant and hot aqueous fluid | — | 1991-05-14 |
| 4842065 | Oil recovery process employing cyclic wettability alteration | — | 1989-06-27 |