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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 9278379 B1

PDFFull Text
Date of Patent:
Mar. 08, 2016

Filed:

Jun. 13, 2013

Methods and systems for reducing the level of one or more impurities that are present in a pretreated cellulosic material and/or distillate

Applicant:

Poet Research, Inc., Sioux Falls, SD (US);

Inventors:

David Charles Carlson, Yankton, SD (US);

Blake J. Gomer, Olivet, SD (US);

Casey C. Jenks, Tripp, SD (US);

Sharil Kirschman-Rollag, Beaver Creek, MN (US);

Kristine Nicole Plack, Harrisburg, SD (US);

Melissa R. Reis, Sioux Falls, SD (US);

Assignee:

POET RESEARCH, INC., Sioux Falls, SD (US);

Attorney:

Kagan Binder, PLLC

Primary Examiner:

Thane Underdahl

Assistant Examiner:

Christopher Keller

Int. Cl.
CPC ...
C08B 1/00 (2006.01); C12P 7/06 (2006.01); B08B 1/00 (2006.01); C07C 29/88 (2006.01); C12P 7/10 (2006.01); C07C 29/80 (2006.01);
U.S. Cl.
CPC ...
B08B 1/00 (2013.01); C07C 29/80 (2013.01); C07C 29/88 (2013.01); C12P 7/06 (2013.01); C12P 7/10 (2013.01); Y02E 50/16 (2013.01); Y02E 50/17 (2013.01);
Abstract

The present invention relates to methods and systems for remediating one or more impurities (e.g., diacetyl) that are present in manufacturing an alcohol (e.g., ethanol) from cellulosic biomass. The methods and systems include reacting the one or more impurities with at least one treatment compound (e.g., an oxidizing agent, an alkali compound, or a mixture thereof) to form a reaction product that can be separated from the alcohol.

Find Patent Forward Citations

Carlson, David. (2016). Methods and systems for reducing the level of one or more impurities that are present in a pretreated cellulosic material and/or distillate (U.S. Patent No. 9278379). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9278379

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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