| 申请日期 | 2025-09-12 | 申请号 | DE102018107371 |
| 公开（公告）号 | DE102018107371A1 | 公开（公告）日 | 2018-10-04 |
| 公开国别 | DE | 申请人省市代码 | 全国 |
| 申请人 | Johnson Matthey Public Limited Company | ||
| 简介 | A method of treating an exhaust gas from an internal combustion engine comprising contacting the exhaust gas with a lean NOx trap catalyst is disclosed. The lean NOx trap catalyst comprises a first layer and a second layer. | ||
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