| 发明名称 |
Catalyst for purifying exhaust gas |
| 摘要 |
A catalyst for purifying an exhaust gas comprising a zeolite catalyst ion exchanged with cobalt and at least one alkaline earth metal and a zeolite catalyst ion-exchanged with copper, provided on an inlet side of an exhaust gas stream and an outlet side of the exhaust gas respectively, or randomly present in a mixed state.
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| 申请公布号 |
US5443803(A) |
申请公布日期 |
1995.08.22 |
| 申请号 |
US19920925669 |
申请日期 |
1992.08.07 |
| 申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA;TOSOH CORPORATION |
发明人 |
MIZUNO, TATSUJI;TAKESHIMA, SHINICHI;SEKIZAWA, KAZUHIKO;KASAHARA, SENSHI |
| 分类号 |
B01D53/94;B01J29/072;B01J29/72;B01J29/80;B01J35/00;B01J35/04;(IPC1-7):B01D53/94 |
主分类号 |
B01D53/94 |
| 代理机构 |
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