发明名称 |
CERAMIC HONEYCOMB FILTER |
摘要 |
A ceramic honeycomb filter comprising a honeycomb structure having a large number of flow paths partitioned by porous cell walls; and plugs formed in the flow paths alternately on the exhaust gas inlet and outlet sides; the thickness W (mm) and permeability º (µm 2 ) of the cell wall and the length L (mm) and cross section area A (mm 2 ) perpendicular to the length direction of the flow path meeting the relations of 0.1 ‰¤ W ‰¤ 0.5, 8 ‰¤ º/W ‰¤ 26.7, and 125 ‰¤ L/A 0.5 ‰¤ 360.
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申请公布号 |
EP2058042(A1) |
申请公布日期 |
2009.05.13 |
申请号 |
EP20070806333 |
申请日期 |
2007.08.30 |
申请人 |
HITACHI METALS, LTD. |
发明人 |
ISHIZAWA, TOSHITAKA;SEKIGUCHI, KENICHIRO;KONOMI, MASAKAZU |
分类号 |
B01D39/20;B01D46/00;B01D46/24;C04B38/00;F01N3/02;F01N3/022 |
主分类号 |
B01D39/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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