TIEGEL
    7.
    发明公开
    TIEGEL 审中-公开

    公开(公告)号:EP3411516A1

    公开(公告)日:2018-12-12

    申请号:EP17706661.0

    申请日:2017-01-26

    申请人: Plansee SE

    IPC分类号: C30B29/20 C30B35/00

    摘要: The invention relates to a crucible (1) having a wall (3) which is made of a base material of tungsten or molybdenum or of a tungsten-based or molybdenum-based material, characterized in that a barrier layer (2) from a metallic material with a higher affinity to carbon and/or oxygen than the base material is formed at least in sections on an outer side (6) of the wall (3) and/or in the wall (3).