Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7329790 | Wet scrubbing and recycle of effluent-contaminating catalyst particles in an oxygenate-to-olefin process | John Q. Chen | 2008-02-12 |
| 6858128 | Hydrocracking process | Richard K. Hoehn | 2005-02-22 |
| 6379532 | Hydrocracking process | Richard K. Hoehn | 2002-04-30 |
| 6379535 | Hydrocracking process | Richard K. Hoehn | 2002-04-30 |