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:
Apr. 08, 1980
Filed:
Jul. 26, 1978
Applicant:
Inventors:
Rainer Schmidberger, Bermatingen, DE;
Wolfgang Donitz, Immenstaad, DE;
Assignee:
Dornier System GmbH, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 12 ; 252521 ; 427115 ; 428539 ; 429224 ;
Abstract
A body suitable for conductively connecting respective electrodes of closely coupled fuel cells arranged in series circuit and operating at temperatures of at least 600.degree. C. consists of two conductively bonded ceramic materials having electronic conductivities of at least one mho/cm at 1000.degree. C. at respective ambient partial oxygen pressures between 10.sup.-5 bar and one bar, and below 10.sup.-5 bar.