Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362379 | Open-bottomed cyclone with gas inlet tube and method | — | 1994-11-08 |
| 5279727 | Open-bottomed cyclone with solids separation tube and method | John M. Forgac | 1994-01-18 |
| 5143598 | Methods of tar sand bitumen recovery | Robert J. Graham, Lawrence B. Peck, Richard A. Stone, Edward J. Bernier, Jr. | 1992-09-01 |
| 4722782 | Method for solvent treating of tar sands with water displacement | Robert J. Graham, Lawrence B. Peck, Richard A. Stone | 1988-02-02 |
| 4526675 | Hydrocarbon conversion method | John A. Mahoney, Regis J. Pellet | 1985-07-02 |
| 4514279 | Solid hydrocarbon liquefaction with a catalyst having chromium and molybdenum | John A. Mahoney, A. Martin Tait | 1985-04-30 |