Patent ID: 6758963
Filing Date: 2004-07-06
Classification: B01J,C07C,C08F,C10G

Abstract:
A process for preparing a lubricating oil basestock containing at least about 90% saturates which comprises:(a) passing a feedstock to a hydrotreating zone containing at least one hydrotreating reactor containing a hydrotreating catalyst; (b) hydrotreating the feedstock in the presence of the hydrotreating catalyst under hydrotreating conditions wherein the hydrotreating catalyst comprises a bulk metal catalyst represented by the formula: (X)b(Mo)c(W)dOz wherein X is non-noble Group VIII metal, and the molar ratio of b; (c+d) is 0.5/1 to 3/1 to produce a hydrotreated feedstock; and(c) fractionating the hydrotreated feedstock.