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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 9138678 B1

PDFFull Text
Date of Patent:
Sep. 22, 2015

Filed:

Feb. 09, 2012

Membrane-augmented distillation with compression and condensation to separate solvents from water

Applicants:

Yu Huang, Palo Alto, CA (US);

Richard W. Baker, Palo Alto, CA (US);

Benjamin Mccool, Naples, FL (US);

Rong Dong, Bonita Springs, FL (US);

Inventors:

Yu Huang, Palo Alto, CA (US);

Richard W. Baker, Palo Alto, CA (US);

Benjamin McCool, Naples, FL (US);

Rong Dong, Bonita Springs, FL (US);

Assignees:

Membrane Technology and Research, Inc., Newark, CA (US);

Algenol Biofuels, Inc., Fort Myers, FL (US);

Attorneys:

Timothy A. Hott

Kathi Bean

Janet Farrant

Primary Examiner:

Virginia Manoharan

Int. Cl.
CPC ...
B01D 3/14 (2006.01); B01D 53/22 (2006.01); B01D 61/36 (2006.01); B01D 1/28 (2006.01); C07C 29/76 (2006.01); C07C 31/08 (2006.01); B01D 71/32 (2006.01); B01D 71/44 (2006.01);
U.S. Cl.
CPC ...
B01D 53/228 (2013.01); B01D 3/145 (2013.01); B01D 61/362 (2013.01); B01D 71/32 (2013.01); B01D 71/44 (2013.01); C07C 29/76 (2013.01); C07C 31/08 (2013.01); B01D 2311/2669 (2013.01);
Abstract

Disclosed herein are processes for removing water from organic solvents, such as ethanol. The processes include distillation in two columns operated at sequentially higher pressure, followed by treatment of the overhead vapor by one or two membrane separation steps.

Find Patent Forward Citations

Huang, Yu. (2015). Membrane-augmented distillation with compression and condensation to separate solvents from water (U.S. Patent No. 9138678). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9138678

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

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