| 申请日期 | 2025-06-28 | 申请号 | EP01996428 |
| 公开（公告）号 | EP1339490B1 | 公开（公告）日 | 2006-08-09 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | JOHNSON MATTHEY PLC | ||
| 简介 | A three-way catalyst (TWC) composition comprises a manganese-containing oxygen storage component (OSC) and at least one optionally doped alumina wherein where the at least one alumina is gamma-alumina it is doped with at least one of a rare earth metal, silicon, germanium, phosphorus, arsenic, calcium, strontium or barium. | ||
|
您还没有登录，请登录后查看下载地址
|
客服热线：
手机版
二维码
