Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958816 | Method of presulfiding and passivating a hydrocarbon conversion catalyst | Gunther K. Semper, Thomas Creager | 1999-09-28 |
| 4913797 | Catalyst hydrotreating and dewaxing process | Kenneth R. Albinson, Sadi Mizrahi | 1990-04-03 |
| 4601998 | Method and catalyst for removing contaminants from hydrocarbonaceous fluids using a copper-group via metal-alumina catalyst | Stephen M. Oleck, Quang N. Le | 1986-07-22 |
| 4539101 | Method and catalyst for removing contaminants from hydrocarbonaceous fluids using a copper-Group VIA metal-alumina catalyst | Stephen M. Oleck, Quang N. Le | 1985-09-03 |
| 4501652 | Process for selective removal of CCR, arsenic and conjugated diolefins from shale oil | Quang N. Le | 1985-02-26 |