Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793415 | Method of recovering oil from heavy oil reservoirs | Billy G. Holmes | 1988-12-27 |
| 4607695 | High sweep efficiency steam drive oil recovery method | — | 1986-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793415 | Method of recovering oil from heavy oil reservoirs | Billy G. Holmes | 1988-12-27 |
| 4607695 | High sweep efficiency steam drive oil recovery method | — | 1986-08-26 |