Patent ID: 7285206
Filing Date: 2007-10-23
Classification: C10G,C10M,C10N,Y10S

Abstract:
1. A process to prepare a lubricating base oil and a gas oil comprising (a) hydrocracking/hydroisomerizing a Fischer-Tropsch product, wherein a weight ratio of compounds having at least 60 or more carbon atoms and compounds having at least 30 carbon atoms in the Fischer-Tropsch product is at least 0.4 and wherein at least 30 wt % of compounds in the Fischer-Tropsch product have at least 30 carbon atoms; (b) separating the product of step (a) into one or more gas oil fractions, a base oil precursor fraction and a higher boiling fraction; and (c) performing a pour point reducing step by catalytic dewaxing to the base oil precursor fraction obtained in step (b).