发明名称 CERAMIC HONEYCOMB STRUCTURAL BODIES
摘要 64881-295 CERAMIC HONEYCOMB STRUCTURAL BODIES In a ceramic honeycomb structural body having numerous through-holes defined by partition walls, the partition wall thickness in at least a central portion of the structural body at a section perpendicular to the through-hole being reduced stepwise from a crossing segment of the partition wall up to a middle segment thereof.
申请公布号 CA1305465(C) 申请公布日期 1992.07.21
申请号 CA19880561222 申请日期 1988.03.11
申请人 NGK INSULATORS, LTD. 发明人 HATTORI, ISAO;IKESHIMA, KOICHI
分类号 B01D53/86;B01J35/04;C04B38/00;F01N3/022;F01N3/28 主分类号 B01D53/86
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