Patent · US Expired

Purification of hydrocarbonaceous fractions

US4982049A · kind A · utility

33Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1989
Grant dateJan 1, 1991
Priority date
Expiry dateMay 26, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L3/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for recovering diamondoid compounds from hydrocarbonaceous minerals and/or from deposits left by such minerals in equipment or otherwise, which comprises dissolving diamondoid compounds in an aromatic distillate fuel oil; extracting aromatics from the solution; and separating diamondoid compounds from the raffinate of the extraction.

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