Hydrofining process using bulk group VIII/Group VIB catalysts

A process for hydrofining a lubricating oil feedstock comprising contacting the feedstock with a hydrofining catalyst in a hydrofining zone under hydrofining conditions wherein the hydrofining catalyst comprises a bulk metal catalyst containing non-noble Group VIII metal molybdate in which at least...

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Hauptverfasser: Demmin, Richard Alan, Riley, Kenneth Lloyd, Soled, Stuart Leon, Miseo, Sabato
Format: Patent
Sprache:eng
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Zusammenfassung:A process for hydrofining a lubricating oil feedstock comprising contacting the feedstock with a hydrofining catalyst in a hydrofining zone under hydrofining conditions wherein the hydrofining catalyst comprises a bulk metal catalyst containing non-noble Group VIII metal molybdate in which at least a portion but less than all of the molybdenum is replaced by tungsten.