Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487274 | Integrated coal liquefaction, petroleum or biomass facility with decreased carbon dioxide production and higher carbon and thermal efficiencies | John E. Duddy, Eric D. Peer | 2019-11-26 |
| 10400108 | Carbon black feedstock from direct coal liquefaction | John E. Duddy | 2019-09-03 |
| 9738839 | Generation ebullated-bed reactor system | — | 2017-08-22 |
| 8673135 | Coal liquefaction complex with minimal carbon dioxide emissions | James B. MacArthur, Michael Peluso | 2014-03-18 |
| 8597495 | Partial uprading utilizing solvent deasphalting and DAO hydrocracking | — | 2013-12-03 |
| 8568583 | High conversion partial upgrading process | — | 2013-10-29 |
| 8252169 | Process for upgrading coal pyrolysis oils | James B. MacArthur, John E. Duddy | 2012-08-28 |
| 8057773 | Reduction of greenhouse gas emission from petroleum refineries | James B. MacArthur | 2011-11-15 |
| 7938952 | Process for multistage residue hydroconversion integrated with straight-run and conversion gasoils hydroconversion steps | John E. Duddy | 2011-05-10 |
| 7938953 | Selective heavy gas oil recycle for optimal integration of heavy oil conversion and vacuum gas oil treating | John E. Duddy | 2011-05-10 |
| 7279090 | Integrated SDA and ebullated-bed process | Stephane Kressmann, Christophe Gueret | 2007-10-09 |
| 7214308 | Effective integration of solvent deasphalting and ebullated-bed processing | — | 2007-05-08 |
| 6620311 | Process for converting petroleum fractions, comprising an ebullated bed hydroconversion step, a separation step, a hydrodesulphurization step and a cracking step | Frederic Morel, Stephane Kressmann | 2003-09-16 |
| 6436279 | Simplified ebullated-bed process with enhanced reactor kinetics | — | 2002-08-20 |
| 6270654 | Catalytic hydrogenation process utilizing multi-stage ebullated bed reactors | James B. MacArthur, Eric D. Peer | 2001-08-07 |
| 5033413 | Fluidized bed combustion system and method utilizing capped dual-sided contact units | Frederick A. Zenz, Allen Li | 1991-07-23 |