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:
Dec. 10, 2002
Filed:
Sep. 01, 2000
Applicant:
Inventors:
Srikanth Gopalan, Monroeville, PA (US);
Norman F. Bessette, North Huntingdon, PA (US);
George R. Folser, Lower Burrell, PA (US);
Assignee:
Siemens Westinghouse Power Corporation, Orlando, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/12 ;
U.S. Cl.
CPC ...
H01M 8/12 ;
Abstract
A tubular fuel cell ( ) contains an air electrode ( ), an electrolyte ( ), and a fuel electrode ( ) where an interlayer material ( ) is disposed between the air electrode and the electrolyte, the interlayer ( ) containing a two-phase particle mixture, where the particles have a size range from 0.5-5 micrometers, but where at least 50 wt % of the particles are less than 3 micrometers and where the interlayer ( ) is from 15-40 micrometers thick and from 5-50% porous.