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发明名称
Method and apparatus for cruciblefree zone melting
摘要
申请公布号
US3310384(A)
申请公布日期
1967.03.21
申请号
US19650458944
申请日期
1965.05.26
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
KELLER WOLFGANG
分类号
C30B13/28
主分类号
C30B13/28
代理机构
代理人
主权项
地址
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