发明名称 |
CATALYST COMPOSITION AND EXHAUST GAS PURIFYING METHOD |
摘要 |
An exhaust gas purifying catalyst of the present invention includes: a first metal oxide selected from the group of praseodymium oxide, terbium oxide, and a combination thereof; a second metal oxide that is neodymium oxide; a third metal oxide that is zirconia or a combination of zirconia and ceria; and a fourth metal oxide selected from the group of lanthanum oxide, yttrium oxide, barium oxide, calcium oxide, strontium oxide, silicon oxide and a combination thereof. |
申请公布号 |
EP2983816(A1) |
申请公布日期 |
2016.02.17 |
申请号 |
EP20140724146 |
申请日期 |
2014.04.07 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA;DAIICHI KIGENSO KAGAKU KOGYO CO., LTD. |
发明人 |
SAKURAI, KENJI;NAKAYAMA, SHIGEKI;NISHIOKA, HIROMASA;HAYASHIDA, HIROYUKI;HIROSE, YOSHIKAZU |
分类号 |
B01J23/63;B01J37/02;B01J37/03;F01N3/00 |
主分类号 |
B01J23/63 |
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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