Raffinate hydroconversion process

Details Raffinate hydroconversion process Raffinate hydroconversion process

1996-12-17

1999-06-15

Myers, Helane

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With preliminary treatment of feed

208 18, 208 27, 208 28, 208 31, 208 58, 208 96, 208 97, C10G 104

Patent

active

059118741

ABSTRACT:
A process for upgrading a wax-containing feedstock to produce a wax and a high VI/low volatility lubricating oil basestock. The process comprises subjecting the raffinate from a solvent extraction step to a two step, single stage hydroconversion process wherein the first step involves severe hydroconversion of the raffinate followed by a cold hydrofinishing step.

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patent: 5013422 (1991-05-01), Absil et al.
patent: 5273645 (1993-12-01), Clark et al.
patent: 5300213 (1994-04-01), Bartilucci et al.

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