| 申请日期 | 2025-09-12 | 申请号 | JP2006042212 |
| 公开（公告）号 | JP4835193B2 | 公开（公告）日 | 2011-12-14 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | MAZDA MOTOR | ||
| 简介 | Walls forming exhaust gas channels (2, 6) in a diesel particulate filter (DPF) (1) are coated with a catalyst layer (7) for promoting the burning of particulates trapped thereon. The catalyst layer (7) contains alumna (14) and a composite oxide (13) containing Ce as a major component and rare earth metal other than Ce or alkali earth metal. Pt is loaded on the alumina (14) and the composite oxide (13). | ||
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