Patent · US Expired

Process for upgrading heavy crude oils

US4530757A · kind A · utility

28Cited by
11References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 1984
Grant dateJul 23, 1985
Priority date
Expiry dateMar 29, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G55/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A combination process of oxidation/mild coking and in-situ deasphalting provides a process wherein upgraded crude with high levels of demetalation and low solids rejection is produced.

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