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.:

US 8287651 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 16, 2012

Filed:

Sep. 16, 2009
Applicants:

Robert Benson, North Bay, CA;

Chris Bradt, Lasalle, CA;

Regis-olivier Benech, Chatham, CA;

Richard Romeo Lehoux, Windsor, CA;

Inventors:

Robert Benson, North Bay, CA;

Chris Bradt, Lasalle, CA;

Regis-Olivier Benech, Chatham, CA;

Richard Romeo Lehoux, Windsor, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C13K 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process for the production of ethanol from biomass is disclosed. The process relates to the pretreatment of corncob biomass and includes the steps of exposing corncob to steam in a reaction vessel at an elevated temperature and reaction pressure for a preselected exposure time. Volatile compounds are continuously vented during pretreatment. The reaction pressure is released for explosive decomposition of the corncob biomass into fibrous solids and condensate. The exposure is preferably carried out at a temperature of 190-210° C. and a pressure of 190 psig to 275 psig and an exposure time of 3 to 10 minutes.


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Benson, Robert. (2012). Cellulose pretreatment process (U.S. Patent No. 8287651). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8287651

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