The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 06, 1997
Filed:
Dec. 27, 1995
Applicant:
Inventors:
Jurgen Heidlas, Trostberg, DE;
Georg Huber, Altenmarkt, DE;
Assignee:
SKW Trostberg Aktiengesellschaft, Trostberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210634 ; 210774 ; 426442 ; 426475 ; 426478 ; 426492 ; 426417 ;
Abstract
In order to fractionate or/and refine natural lipid materials by extraction with compressed gases, the natural materials are used in a liquid form and they are extracted with a liquid mixture of 50 to 90% by weight propane and 10 to 50% by weight carbon dioxide which is in a subcritical state.