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发明名称
SILICON PURIFICATION METHOD
摘要
申请公布号
GB2052461(B)
申请公布日期
1983.04.07
申请号
GB19800016881
申请日期
1980.05.22
申请人
ALUMINUM CO OF AMERICA
发明人
分类号
C01B33/037;(IPC1-7):C01B33/02
主分类号
C01B33/037
代理机构
代理人
主权项
地址
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