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:
Nov. 20, 2001
Filed:
Aug. 12, 1998
Applicant:
Inventors:
Aharon M. Eyal, Jerusalem, IL;
John N. Starr, Chaska, MN (US);
Rod Fisher, Eden Prairie, MN (US);
Betty Hazan, Jerusalem, IL;
Riki Canari, Beit Zeit, IL;
David R. Witzke, Oskaloosa, IA (US);
Patrick R. Gruber, Blaine, MN (US);
Jeffrey J. Kolstad, Wayzata, MN (US);
Assignee:
Cargill, Incorporated, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/908 ; C07C 5/142 ; C12P 7/56 ;
U.S. Cl.
CPC ...
C07C 5/908 ; C07C 5/142 ; C12P 7/56 ;
Abstract
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes conducted at a pH of 4.8 or lower. The techniques generally concern the provision of separated lactic acid and lactate streams, from the mixtures. Preferred techniques of separation and processing of each of the streams are provided.