Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7799287 | Apparatus and process for regenerating catalyst | Brian W. Hedrick, Robert L. Mehlberg, Daniel R. Johnson | 2010-09-21 |
| 7585470 | Apparatus for mixing in fluidized beds | Brian W. Hedrick, Keith A. Couch, Robert L. Mehlberg | 2009-09-08 |