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发明名称
Froth flotation concentration process
摘要
申请公布号
US2093898(A)
申请公布日期
1937.09.21
申请号
US19340754325
申请日期
1934.11.22
申请人
发明人
TAPLIN THOMAS JAMES
分类号
B03D1/24
主分类号
B03D1/24
代理机构
代理人
主权项
地址
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