Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6547956 | Hydrocracking of vacuum gas and other oils using a post-treatment reactive distillation system | Wai Seung Louie | 2003-04-15 |
| 6514403 | Hydrocracking of vacuum gas and other oils using a cocurrent/countercurrent reaction system and a post-treatment reactive distillation system | Wai Seung Louie, Gary L. Hamilton | 2003-02-04 |
| 6454932 | Multiple stage ebullating bed hydrocracking with interstage stripping and separating | Mario C. Baldassari, Wai Seung Louie | 2002-09-24 |