| 发明名称 |
Device for purifying engine exhaust gas comprises a catalytic coating on a substrate, where the coating and/or substrate has a physicochemical property that varies across the direction of gas flow |
| 摘要 |
Device for purifying engine exhaust gas comprises a catalytic coating on a substrate, where the coating and/or substrate has a physicochemical property that varies across the direction of gas flow. |
| 申请公布号 |
FR2869072(A1) |
申请公布日期 |
2005.10.21 |
| 申请号 |
FR20040004072 |
申请日期 |
2004.04.19 |
| 申请人 |
PEUGEOT CITROEN AUTOMOBILES SA SOCIETE ANONYME |
发明人 |
SCHNEIDER STEPHANIE;LENDRESSE YVANE |
| 分类号 |
B01J35/00;B01J35/04;F01N3/20;F01N3/28 |
主分类号 |
B01J35/00 |
| 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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