A HYDROTREATING CATALYST SYSTEM SUITABLE FOR USE IN HYDROTREATING HYDROCARBONACEOUS FEEDSTREAMS

摘要

A stacked bed catalyst system comprising at least one first catalyst selected from conventional hydrotreating catalyst having an average pore diameter of greater than about 10 nm and at least one second catalyst comprising a bulk metal hydrotreating catalyst comprised of at least one Group VIII non-noble metal and at least one Group VIB metal and optionally a binder material.