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:
Oct. 22, 2002
Filed:
Jul. 20, 2000
Applicant:
Inventors:
Reinhard Menzer, Jülich, DE;
Bernd Hohlein, Linnich, DE;
Assignee:
Forschungszentrum Julich GmbH, Julich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 ;
U.S. Cl.
CPC ...
H01M 8/04 ;
Abstract
The invention relates to a method for operating a direct methanol fuel cell. A cooling agent is vaporized in the fuel cell, and a methanol-water mixture is vaporized in a vaporizer, using excess heat from the fuel cell. The vaporized mixture is then conveyed to the anode chamber of the fuel cell.