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发明名称
METHOD OF DIGESTING ZINC-BEARING RAW MATERIALS
摘要
申请公布号
PL148376(B1)
申请公布日期
1989.10.31
申请号
PL19860258251
申请日期
1986.03.06
申请人
发明人
分类号
(IPC1-7):C22B19/22
主分类号
(IPC1-7):C22B19/22
代理机构
代理人
主权项
地址
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