Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34250 | Process for regenerating sulfur contaminated reforming catalysts | Dean A. Van Leirsburg, Donald Henry Mohr, Robert L. Jacobson, Thomas R. Hughes, Charles R. Wilson | 1993-05-11 |
| 4851380 | Process for regenerating sulfur contaminated reforming catalysts | Dean A. Van Leirsburg, Donald Henry Mohr, Robert L. Jacobson, Thomas R. Hughes, Charles R. Wilson | 1989-07-25 |
| 4764267 | Multi-stage catalytic reforming with high rhenium content catalyst | Hong Chen, Cliff M. Detz, Larry W. Jossens, Harris E. Kluksdahl | 1988-08-16 |
| 4456504 | Reactor vessel and process for thermally treating a granular solid | Byron G. Spars, P. Henrik Wallman | 1984-06-26 |
| 4341625 | Method for preparing a catalyst carrier, a catalyst containing the carrier, and a hydrocarbon hydrodesulfurization process using the catalyst | — | 1982-07-27 |
| 4337120 | Baffle system for staged turbulent bed | Byron G. Spars, P. Henrik Wallman | 1982-06-29 |
| 4336128 | Combustion of pyrolyzed carbon containing solids in staged turbulent bed | — | 1982-06-22 |
| 4332669 | Oil shale retorting process with raw shale preheat prior to pyrolysis | Byron G. Spars, P. Henrik Wallman | 1982-06-01 |
| 4199432 | Staged turbulent bed retorting process | Gordon E. Langlois | 1980-04-22 |