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发明名称
VERFAHREN ZUM REKRISTALLISIEREN VON OXYDSULFIDEN
摘要
申请公布号
DE2009441(B2)
申请公布日期
1977.02.10
申请号
DE19702009441
申请日期
1970.02.28
申请人
发明人
分类号
C01F17/00;C09K11/77;C09K11/84;(IPC1-7):C01F17/00;C09K11/46;H01J29/10;H01J61/44
主分类号
C01F17/00
代理机构
代理人
主权项
地址
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