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.

Date of Patent:
Sep. 19, 2006

Filed:

Oct. 25, 2001
Applicants:

Olli-pekka Eroma, Kotka, FI;

Heikki Heikkila, Espoo, FI;

Heikki Ojamo, Lohja, FI;

Päivi Sarmala, Kantvik, FI;

Göran Hyöky, Askainen, FI;

Leena Rahkila, Espoo, FI;

Marja-leena Sarkki, Kantvik, FI;

Tapio Viljava, Kantvik, FI;

Inventors:

Olli-Pekka Eroma, Kotka, FI;

Heikki Heikkila, Espoo, FI;

Heikki Ojamo, Lohja, FI;

Päivi Sarmala, Kantvik, FI;

Göran Hyöky, Askainen, FI;

Leena Rahkila, Espoo, FI;

Marja-Leena Sarkki, Kantvik, FI;

Tapio Viljava, Kantvik, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P 7/18 (2006.01); C12P 7/06 (2006.01); C12P 7/08 (2006.01); C12P 7/10 (2006.01); C12N 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

Effective processes are provided for the production of xylitol and ethanol and other products from solutions derived from lignocellulose-containing material in biomass. The solutions can be hydrolyzed or partially hydrolyzed before being fermented with microbes. The fermented solution can be distilled and can be subsequently separated, such as, by chromatographic separation, membrane separation, etc. The recovered xylitol solution can be crystallized to provide pure xylitol crystals.


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