Patent · US Expired

Process for the extraction of fats and oils

US5405633A · kind A · utility

36Cited by

14References

8Claims

0Family size

Assignee

SKW Trostberg Aktiengesellschaft · DE

Inventors

Jurgen Heidlas · Trostberg, DE
Jan Cully · Garching bei München, DE
Heinz-Rudiger Vollbrecht · Cham, DE

Key dates

Filing date	Oct 4, 1993
Grant date	Apr 11, 1995
Priority date	—
Expiry date	Oct 4, 2013

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11B1/104
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A process for the extraction of fats and oils from natural substances using liquid propane as the solvent is described in which the extraction is carried out at a pressure of 10 to 30 bar and a temperature of 10.degree. to 55.degree. C. and the separation of the extracted fats and oils from the solvent is carried out by means of pressure reduction or/and temperature increase to .ltoreq.80.degree. C. High quality products are isolated in this way in a good yield and under mild conditions.

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