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公开(公告)号:EP3825292A1
公开(公告)日:2021-05-26
申请号:EP19838179.0
申请日:2019-07-16
申请人: Tokyo Institute of Technology , Kanagawa Institute of Industrial Science and Technology , NGK Spark Plug Co., Ltd.
IPC分类号: C04B35/50 , C04B35/495
摘要: A complex oxide ceramic according to an embodiment is a complex oxide ceramic including a rare earth element and at least one element selected from among molybdenum, tungsten, and vanadium. An example of the rare earth element is at least one species selected from among La, Ce, and Gd.
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2.
公开(公告)号:EP4169878A1
公开(公告)日:2023-04-26
申请号:EP21830284.2
申请日:2021-06-22
IPC分类号: C01G39/00 , C04B35/495 , C04B35/50
摘要: The lanthanum molybdenum composite oxide of the present invention has a primary crystal phase formed of La 2 Mo 2 O 9 and a secondary crystal phase formed of a lanthanum molybdenum composite oxide species other than La 2 Mo 2 O 9 .
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