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:
Nov. 06, 2012
Filed:
Mar. 31, 2010
Applicants:
Kazuhiro Kagawa, Wako, JP;
Pu Qian, Wako, JP;
Akihisa Tanaka, Wako, JP;
Inventors:
Assignee:
Honda Motor Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 33/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for concentrating ethanol from an ethanol water solution yielded from lignocellulose is equipped with a water separation membrane, an ethanol water solution storing unit and a depressurizing container provided so as to sandwich the water separation membrane, a dry gas cylinder for supplying dry gas to an ethanol vapor residing unit above the ethanol water solution storing unit, a pump for sucking in the interior of the ethanol vapor residing unit, and a cold trap for collecting the concentrated ethanol by condensing the ethanol vapor sucked in by the pump.