Patent · US Expired

Thermal hydrocracking of heavy stocks in the presence of solvents

US4944863A · kind A · utility

12Cited by
9References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1989
Grant dateJul 31, 1990
Priority date
Expiry dateSep 19, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G47/22
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to a process in which the addition of a substantially inert solvent to a heavy petroleum stock permits high conversion hydrocracking and hydrogen addition to be accomplished in the absence of catalyst or additive.

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