Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597595 | Multiphase contact and distribution apparatus for hydroprocessing | Craig Boyak, Abdenour Kemoun, Ralph E. Killen, Krishniah Parimi, Steven Xuqi Song +1 more | 2013-12-03 |
| 8372354 | Multiphase contact and distribution apparatus for hydroprocessing | Ralph E. Killen, Craig Boyak, Steven Xuqi Song, Abdenour Kemoun, Steve Souers +1 more | 2013-02-12 |
| 8202498 | Multiphase contact and distribution apparatus for hydroprocessing | Ralph E. Killen, Craig Boyak, Steven Xuqi Song, Abdenour Kemoun, Steve Souers +1 more | 2012-06-19 |