Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6558531 | Method for maintaining heat balance in a fluidized bed catalytic cracking unit | Todd R. Steffens, Paul K. Ladwig, John E. Asplin | 2003-05-06 | $207,377,000 |
| 5275641 | Improved method for transferring entrained solids to a cyclone | Robert F. Tammera, Donald F. Shaw, Kenneth J. Reinman | 1994-01-04 | $42,591,000 |
| 5190650 | Tangential solids separation transfer tunnel | Robert F. Tammera, Donald F. Shaw, Kenneth J. Reinman | 1993-03-02 | $38,143,000 |