PROCESS FOR PRODUCING BASE STOCK LUBRICATING OIL OF A LOW FLOW POINT FROM DISTILLATION FRACTIONS DERIVED FROM NAPHTHENE BY PRODUCTS

摘要

There is described a process for the manufacture of low pour point lube oil basestocks from raw distillate fractions obtained from marginal naphthenic base crudes which involves dewaxing over a ZSM-5 type zeolite followed by hydrogenation.