Zirconia diaphragm structure, method of producing the same, and

Details Zirconia diaphragm structure, method of producing the same, and Zirconia diaphragm structure, method of producing the same, and

1995-09-06

1998-03-31

Speer, Timothy

Stock material or miscellaneous articles

Composite

Of inorganic material

264 63, 156 89, C04B 3564

Patent

active

057336709

ABSTRACT:
A zirconia diaphragm structure, and a method of producing such structure. The zirconia diaphragm structure includes a zirconia substrate having at least one window, and a zirconia diaphragm plate formed integrally with the zirconia substrate so as to close each window, the zirconia substrate comprising a zirconia material as a major component, and containing 0.1-5.0% by weight of one of combinations consisting of (i) alumina and calcia, (ii) alumina, calcia and magnesia, (iii) alumina, calcia and silica, and (iv) alumina, calcia, magnesia and silica.

REFERENCES:
patent: 4525464 (1985-06-01), Claussen et al.
patent: 4894635 (1990-01-01), Yajima
patent: 5089455 (1992-02-01), Ketcham et al.
patent: 5517076 (1996-05-01), Takeuchi
patent: 5526112 (1996-06-01), Sahagen

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