Patent · US Expired

Heavy oil upgrading process (LAW813)

US6171471A · kind A · utility

33Cited by
7References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1999
Grant dateJan 9, 2001
Priority date
Expiry dateApr 30, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G67/0463
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention is a slurry-type process for upgrading heavy oils to FCC and S/C feeds under temperature and pressure conditions similar to MSHP, but employing catalysts in concentrations small enough (e.g., <300 ppm Mo on feed) that they need not be recycled.

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