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:
Sep. 30, 1997
Filed:
Jun. 05, 1995
Applicant:
Inventor:
Tamotsu Yajima, Gifu-ken, JP;
Assignee:
Tokyo Yogyo, Kabusiki Kaisha, Gifu-ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 33 ; 4271263 ; 4273722 ; 429193 ;
Abstract
The present invention relates to a solid electrolyte consisting essentially of cerium oxide for a fuel cell. In addition, this solid electrolyte is prevented from becoming reduced under the effect of a fuel gas of a fuel cell. The present invention also relates to a method for producing this solid electrolyte and to a high-temperature-type fuel cell utilizing this solid electrolyte. This solid electrolyte for a fuel cell comprises: