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Document Type and Number:
Japanese Patent JPS6160320
Kind Code:
B2
Abstract:
A ceramic honeycomb structure is provided with a plurality of open passages extending therethrough in an axial direction thereof. The wall thickness of at least one part of the open passages formed in an annular portion along an outer peripheral surface of the structure is made larger than that of the other open passages formed in the other portion than the annular portion, and the structure has excellent mechanical strength and thermal shock strength.

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Inventors:
OKUMURA WAHEI
YAMAMOTO SHINICHI
SUZUKI JITSUO
Application Number:
JP5958978A
Publication Date:
December 20, 1986
Filing Date:
May 18, 1978
Export Citation:
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Assignee:
NIPPON JIDOSHA BUHIN SOGO KENKYUSHO KK
International Classes:
B01J35/04; C04B38/00; F01N3/28; F16S5/00; F28F21/04; F02B75/02



 
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