Patent ID: 9045702
Filing Date: 2015-06-02
Classification: C10G

Abstract:
1. A process for production of a lubricating base oil comprising: (a) subjecting a stock oil containing normal paraffins of C wherein the support comprises a crystalline or amorphous material, wherein the crystalline material is selected from molecular sieves having 10- or 12-membered ring channels, composed mainly of aluminosilicates (zeolite) or silicoaluminophosphates (SAPO), and wherein the amorphous material is a metal oxide selected from the group consisting of silica, alumina, silica-alumina, silica-zirconia, alumina-boria and silica-titania, (b) separating a lube-oil fraction containing hydrocarbons of C (c) separating the lube-oil fraction obtained in (b) into a dewaxed oil and a wax by a solvent dewaxing treatment.