Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5919352 | Integrated residua upgrading and fluid catalytic cracking | Willibald Serrand, David G. Hammond, Mitchell Jacobson, John F. Pagel | 1999-07-06 |
| 5714056 | Process for deasphalting residua (HEN9511) | David G. Hammond, Mitchell Jacobson, John F. Pagel, Willibald Serrand | 1998-02-03 |
| 5658455 | Fluidized bed coking process | David G. Hammond, Mitchell Jacobson, John F. Pagel, Robert C. Green, Willibald Serrand | 1997-08-19 |
| 5620591 | Hydroconversion process with plug-flow molybdenum catalyst concentrate preparation | Thomas R. Halbert, Roby Bearden, Jr., Stephen D. Reynolds | 1997-04-15 |