Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| RE37515 | Rejuvenation of hydrocarbon synthesis catalyst | — | 2002-01-15 | |
| 6066679 | Slurry hydrocarbon synthesis with cyclic co purge and catalyst rejuvenation | Stephen C. Leviness | 2000-05-23 | $601,599,000 |
| 5817701 | Slurry hydrocarbon synthesis with cyclic CO purge and catalyst rejuvenation | Stephen C. Leviness | 1998-10-06 | $144,778,000 |
| 5811363 | Catalyst rejuvenation in hydrocarbon synthesis slurry with reduced slurry recontamination | Stephen C. Leviness | 1998-09-22 | $97,089,000 |
| 5389690 | Activation of hydrocarbon synthesis catalyst | — | 1995-02-14 | $59,835,000 |
| 5292705 | Activation of hydrocarbon synthesis catalyst | — | 1994-03-08 | $30,929,000 |
| 5283216 | Rejuvenation of hydrocarbon synthesis catalyst | — | 1994-02-01 | $43,847,000 |
| 4210518 | Hydrogen-donor coal liquefaction process | Edward L. Wilson | 1980-07-01 | $20,410,000 |
| 4203942 | Process for tubular water-bath polypropylene films | J. Robert Sims, Charles W. Williamson | 1980-05-20 | $12,187,000 |