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. 12, 2002
Filed:
Sep. 28, 2000
Applicant:
Inventor:
Robert Angelo Mercuri, Seven Hills, OH (US);
Assignee:
Graftech Inc., Lakewood, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/86 ; H01M 4/88 ; H01M 4/96 ; H01M 8/04 ; H01M 8/10 ;
U.S. Cl.
CPC ...
H01M 4/86 ; H01M 4/88 ; H01M 4/96 ; H01M 8/04 ; H01M 8/10 ;
Abstract
A membrane electrode assembly is provided. More particularly, an assembly is provided which includes a pair of electrodes and an ion exchange membrane having opposed major surfaces positioned between the electrodes, at least one of the electrodes being formed of a sheet of a compressed mass of expanded graphite particles having a plurality of transverse fluid channels passing through the sheet between first and second opposed surfaces of the sheet, one of opposed surfaces abutting the ion exchange membrane. At least one of the surfaces of the ion exchange membrane has a catalyst metal selectively loaded thereon.