发明名称 |
Device for the purification of exhaust gas |
摘要 |
As a device for the purification of exhaust gas, a three-way catalyst A purifying hydrocarbon, carbon monoxide and nitrogen oxide in the vicinity of theoretical air-fuel ratio is disposed at an upstream side of the exhaust gas and an adsorption catalyst B provided with zeolite effective for the adsorption of hydrocarbon is disposed at a downstream side of the exhaust gas. |
申请公布号 |
US7442346(B2) |
申请公布日期 |
2008.10.28 |
申请号 |
US19940352079 |
申请日期 |
1994.12.01 |
申请人 |
NISSAN MOTOR CO., LTD. |
发明人 |
IKEDA TAKUYA;KAMIKUBO MAKI |
分类号 |
F01N3/10;F01N3/20;B01D53/86;B01D53/94;B01J29/44;B01J29/80;B01J35/02;F01N3/08;F01N3/24;F01N3/28;F01N13/02 |
主分类号 |
F01N3/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|