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发明名称
RECOVERY OF TIN FROM OXIDE
摘要
申请公布号
GB8512762(D0)
申请公布日期
1985.06.26
申请号
GB19850012762
申请日期
1985.05.21
申请人
PREUSSAG METALL AG
发明人
分类号
C22B25/00;C25C1/14;C25C3/34
主分类号
C22B25/00
代理机构
代理人
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