Internal cross-anchoring and reinforcing of multi-layer conducti

Details Internal cross-anchoring and reinforcing of multi-layer conducti Internal cross-anchoring and reinforcing of multi-layer conducti

1989-07-05

1991-07-30

Kalafut, Stephen J.

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

429 32, 156 89, 156283, H01M 812

Patent

active

050359614

ABSTRACT:
A solid oxide fuel cell 10 including a plurality of sheet-like components including a fuel electrode, an electrolyte 28, and an air electrode 26, sandwiched between interconnector sheet members 14,16, wherein the improvement comprises one of the components having exteriorly projecting inorganic whiskers 80 interengaged with inorganic whiskers projecting from another component, the interengagement serving to mechanically anchor the one and other components together. The anchored components can be an electrode and an electrolyte, an electrode and the interconnecting support structure, or the triplex layer as a unit and the interconnecting support structure.

REFERENCES:
patent: 4526635 (1985-07-01), Heinrich et al.
patent: 4799936 (1989-01-01), Riley
patent: 4857420 (1989-08-01), Maricle et al.
patent: 4874678 (1989-10-01), Reichner

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