Patent · US Expired

Catalytic hydrodewaxing

US3980550A · kind A · utility

19Cited by
7References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1975
Grant dateSep 14, 1976
Priority date
Expiry dateDec 8, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G2400/06
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Improved catalytic hydrodewaxing of gas oil fractions using as the catalyst a high silica to alumina ratio crystalline aluminosilicate zeolite having shape selective properties for normal and mono methyl configuration paraffins, by using as the catalyst such a zeolite having a multi-valent transition metal and a Group VIII noble metal incorporated therewith.

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