Unit cell for solid electrolyte type fuel cell and related...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation

Reexamination Certificate

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C429S006000, C429S047000

Reexamination Certificate

active

07074513

ABSTRACT:
A unit cell for a solid electrolyte type fuel cell is provided with a fuel electrode, an air electrode making a pair with the fuel electrode, a solid electrolyte interposed between the fuel electrode and the air electrode, a porous metallic base body disposed on at lease one of a surface of the fuel electrode on the far side from the solid electrolyte and a surface of the air electrode on the far side from the solid electrolyte such that the fuel electrode, the electrolyte, and a plurality of concave portions formed in the porous metallic base body so as to extend, in a laminating direction in which the fuel electrode, the electrolyte, the air electrode and the porous metallic base body are laminated, from a surface of the porous metallic base body.

REFERENCES:
patent: 5460896 (1995-10-01), Takada et al.
patent: 5798188 (1998-08-01), Mukohyama et al.
patent: 6291094 (2001-09-01), Yoshimura et al.
patent: 6852438 (2005-02-01), Gao et al.
patent: 63-103033 (1988-07-01), None
patent: 4-92369 (1992-03-01), None
patent: 7-45297 (1995-02-01), None
patent: 9-50812 (1997-02-01), None
patent: 2000-200614 (2000-07-01), None
G. Schiller et al., “Plasma Sprayed Thin-Film SOFC for Reduced Operating Temperature”, pp. 595-600, Fuel Cells Bulletin, 2000.

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