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:
Aug. 15, 2006
Filed:
Aug. 02, 2002
Jean-claude Marie-pierre Ghislain DE Troostembergh, Houwaart, BE;
Ignace André Debonne, Vollezele, BE;
Willy Richard Obyn, Kampenhout, BE;
Catherine Gwenaëlle Michelle Peuzet, Bruxelles-Schaerbeek, BE;
Jean-Claude Marie-Pierre Ghislain De Troostembergh, Houwaart, BE;
Ignace André Debonne, Vollezele, BE;
Willy Richard Obyn, Kampenhout, BE;
Catherine Gwenaëlle Michelle Peuzet, Bruxelles-Schaerbeek, BE;
Cerestar Holding B.V., Sans Van Gent, NL;
Abstract
The present invention discloses a process for producing sodium 2-keto-L-gulonate from sorbitol and recovering 2-keto-L-gulonic acid in high recovery yields, by controlled cation exchange treatment of the micro-organism free fermentation broth and/or adjusting PII of said purified fermentation broth, followed by direct crystallisation of 2-keto-L-gulonic acid monohydrate.