发明名称 |
Paladium-containing three-way automotive catalysts having unique support |
摘要 |
A palladium three-way catalyst is supported on a unique ceria-lanthana-alumina support where the alumina content is lower than previously believed necessary to maintain catalyst activity. Preferably the ceria and lanthana constitute the major proportion of the support.
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申请公布号 |
US5672557(A) |
申请公布日期 |
1997.09.30 |
申请号 |
US19960625756 |
申请日期 |
1996.03.29 |
申请人 |
ASEC MANUFACTURING |
发明人 |
WILLIAMSON, W. BURTON;SILVER, RONALD G.;SUMMERS, JACK C. |
分类号 |
B01D53/86;B01D53/94;B01J23/56;B01J23/63;B01J37/02;(IPC1-7):B01J21/04;B01J23/10;B01J23/44 |
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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