Patent · US Expired

Simultaneous hydrotreating and dewaxing of petroleum feedstocks

US4696732A · kind A · utility

21Cited by
29References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 1986
Grant dateSep 29, 1987
Priority date
Expiry dateFeb 14, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2229/42
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process for simultaneously hydrotreating and dewaxing petroleum fractions is described. The process utilizes a single catalyst system which includes a hydrotreating component impregnated on a controlled pore size base and at least two catalyst components selected from any of an intermediate pore zeolite, a large pore zeolite or Zeolite Beta, and a large pore non-zeolite catalyst.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.