| 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 |
US2016121300(A1) |
申请公布日期 |
2016.05.05 |
| 申请号 |
US201414783326 |
申请日期 |
2014.04.07 |
| 申请人 |
SAKURAI Kenji;KAYAMA Shigeki;NISHIOKA Hiromasa;HAYASHIDA Hiroyuki;HIROSE Yoshikazu |
发明人 |
SAKURAI Kenji;NAKAYAMA Shigeki;NISHIOKA Hiromasa;HAYASHIDA Hiroyuki;HIROSE Yoshikazu |
| 分类号 |
B01J23/10;B01J35/04;B01D53/94;B01J23/34 |
主分类号 |
B01J23/10 |
| 代理机构 |
|
代理人 |
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| 主权项 |
1. A catalyst composition comprising:
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 a combination of zirconia and ceria; and a fourth metal oxide selected from the group consisting of lanthanum oxide, yttrium oxide, barium oxide, calcium oxide, strontium oxide, silicon oxide, and a combination thereof. |
| 地址 |
US |
