Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9545649 | Method for safely and quickly shutting down and cleaning a hydroprocessing reactor of spent catalyst via a water flooding technique | Jeff William Johns, Douglas Gayle McDaniel, David Lawrence Cooke, David Bosi | 2017-01-17 |
| 8597595 | Multiphase contact and distribution apparatus for hydroprocessing | Zackory Akin, Craig Boyak, Abdenour Kemoun, Ralph E. Killen, Krishniah Parimi +1 more | 2013-12-03 |
| 8211375 | Flow distribution device for downflow catalytic reactors | Krishniah Parimi, Steven Xuqi Song, Ralph E. Killen, Ronald K. Meeker | 2012-07-03 |
| 5296202 | Apparatus for uniformly loading particulate material into cylindrical beds | Bruce E. Powell | 1994-03-22 |
| 4972884 | Method and apparatus for uniformly loading particulate material into cylindrical beds | Bruce E. Powell | 1990-11-27 |