发明名称 |
Catalysts for cleaning exhaust gases |
摘要 |
A catalyst for cleaning exhaust gases has a first catalyst layer having as an active metal on an elemental support at least one noble metal selected from the group consisting of platinum, rhodium and palladium and a second catalyst layer having iridium as an active metal which is provided as a overlayer on the first catalyst layer.
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申请公布号 |
US5972821(A) |
申请公布日期 |
1999.10.26 |
申请号 |
US19970942353 |
申请日期 |
1997.10.01 |
申请人 |
MITSUBISHI JUKOGYO KABUSHIKI KAISHA |
发明人 |
NOJIMA, SHIGERU;IIDA, KOUZO |
分类号 |
B01D53/86;B01D53/94;B01J23/46;B01J27/053;B01J29/035;B01J29/068;B01J29/076;B01J29/12;B01J29/22;B01J29/44;B01J35/00;B01J37/02;F02B1/04;(IPC1-7):B01J29/068 |
主分类号 |
B01D53/86 |
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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