Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622128 | Hydrotreating catalysts comprising supported mixtures of a sulfide of trivalent chromium and molybdenum or tungsten | Archie R. Young, Allan J. Jacobson, Russell R. Chianelli | 1986-11-11 |
| 4595672 | Method of making self-promoted hydrotreating catalysts | Larry E. McCandlish | 1986-06-17 |
| 4591429 | Hydrotreating process employing catalysts comprising a supported mixture of a sulfide of a promoter metal, trivalent chromium and molybdenum or tungsten | Archie R. Young, Russell R. Chianelli, Allan J. Jacobson | 1986-05-27 |
| 4581125 | Hydrotreating using self-promoted molybdenum and tungsten sulfide catalysts formed from bis(tetrathiometallate) precursors | Edward I. Stiefel, Wie-Hin Pan, Russell R. Chianelli | 1986-04-08 |
| 4514517 | Supported, self-promoted molybdenum and tungsten sulfide catalysts formed from bis(tetrathiometallate) precursors, and their preparation | Wie-Hin Pan | 1985-04-30 |