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公开(公告)号:EP4349479A1
公开(公告)日:2024-04-10
申请号:EP22811121.7
申请日:2022-04-27
申请人: CATALER CORPORATION
摘要: An exhaust gas purification catalyst 100 comprises: a complex oxide carrier 110 including an OSC material 111 and a first alkaline earth metal oxide 112; and a second alkaline earth metal oxide 120 supported on the complex oxide carrier 110.