Ceramic honeycomb structural bodies

Details Ceramic honeycomb structural bodies Ceramic honeycomb structural bodies

1982-12-03

1984-06-19

Epstein, Henry F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Honeycomb-like

428188, 502527, B23B 312

Patent

active

044553366

ABSTRACT:
A ceramic honeycomb structural body having a high strength wherein the outer peripheral portion including an outer peripheral wall or a part extending from the end surface of the honeycomb body has a smaller porosity than the other portion. Such a ceramic honeycomb structural body is produced by filling pores in the above defined portion of the honeycomb body with a ceramic material having a smaller porosity than the ceramic honeycomb body material.

REFERENCES:
patent: 3249659 (1966-05-01), Voelker
patent: 3799796 (1974-03-01), Hunter
patent: 3904551 (1975-09-01), Lundsager et al.
patent: 3905775 (1975-09-01), Soward et al.
patent: 3963504 (1976-06-01), Lundsager
patent: 4072007 (1978-02-01), Sanday
patent: 4233351 (1980-11-01), Okumura et al.
patent: 4253992 (1981-03-01), Soejima
patent: 4294806 (1981-10-01), Abe et al.

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