Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004985 | Recycle of hydrogen from hydroprocessing purge gas | Paul Steven Wallace, Kay A. Johnson, Janice L. Kasbaum | 2006-02-28 |
| 6550252 | Nitrogen stripping of hydrotreater condensate | Paul Steven Wallace, Kay A. Johnson | 2003-04-22 |