| 申请日期 | 2025-07-18 | 申请号 | US14183343 |
| 公开（公告）号 | US20140235433A1 | 公开（公告）日 | 2014-08-21 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | MAZDA MOTOR CORPORATION | ||
| 简介 | An exhaust gas purification catalyst includes a Rh-containing catalyst layer provided on a base material. The Rh-containing catalyst layer includes Rh-supporting Zr-based composite oxide in which Rh6 is supported on Zr-based composite oxide containing Zr and a rare earth metal except Ce. The Rh-supporting Zr-based composite oxide has been previously subjected to a reduction treatment. | ||
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