发明名称 |
Process for production of a catalyst having excellent heat resistance for use in purifying exhaust gases from internal combustion engines. |
摘要 |
<p>An exhaust gas purifying catalyst having excellent heat resistance comprises a platinum-group element, active alumina, cerium oxide, a barium compound and a zirconium compound on a monolithic support. The barium compound is preferably barium hydroxide, barium oxide or barium carbonate. The zirconium compound is preferably zirconium oxide.</p> |
申请公布号 |
EP0305119(A2) |
申请公布日期 |
1989.03.01 |
申请号 |
EP19880307698 |
申请日期 |
1988.08.19 |
申请人 |
ENGELHARD CORPORATION |
发明人 |
YAMADA, TEIJI;FUNABIKI, MASAKI |
分类号 |
B01D53/94;B01J23/58;B01J23/63 |
主分类号 |
B01D53/94 |
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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