| 申请日期 | 2025-09-15 | 申请号 | US10919486 |
| 公开（公告）号 | US20050059546A1 | 公开（公告）日 | 2005-03-17 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | SUZUKI NORIHIKO; MATSUO YUICHI; KIGUCHI KAZUNORI | ||
| 简介 | Pd-based composite oxide containing at least one element selected from rare earth metals is used. Therefore, a composite oxide having the same amount of noble metal as in a conventional technique can be burned at a lower temperature. As a result, a purification catalyst for exhaust gas having superior purification properties in which deterioration of Pd dispersion by crystallization is prevented, and a production method therefor can be provided. | ||
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