Process for manufacturing lube base stocks

Details Process for manufacturing lube base stocks Process for manufacturing lube base stocks

C - Chemistry, Metallurgy

10

G

196/60

C10G 73/02 (2006.01) C10G 73/06 (2006.01)

Patent

CA 1142112

ABSTRACT This invention provides an improved method for manufacturing a slate of lubricant base stocks from a paraffin base or a mixed base crude. In one embodiment of this invention, the bright stock raffinate is catalytically dewaxed with a catalyst comprising, for example, ZSM-5, and the neutral oil raffinates are solvent dewaxed. The combined use of solvent and catalytic dewaxing as described herein provides a highly efficient method of manufacture without loss of product quality. F-0274

364612

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