Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10800982 | Processing scheme for production of low sulfur bunker fuel | John E. Duddy, Sophie M. Babusiaux | 2020-10-13 |
| 10487274 | Integrated coal liquefaction, petroleum or biomass facility with decreased carbon dioxide production and higher carbon and thermal efficiencies | James J. Colyar, John E. Duddy | 2019-11-26 |
| 6270654 | Catalytic hydrogenation process utilizing multi-stage ebullated bed reactors | James J. Colyar, James B. MacArthur | 2001-08-07 |