Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7374660 | Process for selectively producing C3 olefins in a fluid catalytic cracking process with recycle of a C4 fraction to a secondary reaction zone separate from a dense bed stripping zone | Todd R. Steffens, Brian Erik Henry, Jacob Johannes Thiart, James D. Dearth | 2008-05-20 |