| 申请日期 | 2025-06-29 | 申请号 | JP2003325439 |
| 公开（公告）号 | JP4273893B2 | 公开（公告）日 | 2009-06-03 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | TOYOTA MOTOR CORP | ||
| 简介 | PROBLEM TO BE SOLVED : To provide a technique for reducing the amount of a noble metal to be used for a catalyst and preventing the catalyst from being poisoned by sulfur compounds. SOLUTION : This gas cleaning catalyst is provided with a perovskite type compound oxide shown by AxB2-xCO4-y(SO4)y(wherein A is a rare-earth element; B is an alkaline-earth element; C is a transition metal; 1≤xCOPYRIGHT : (C)2005, JPO&NCIPI | ||
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