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发明名称
Mineral concentration process
摘要
申请公布号
US2230565(A)
申请公布日期
1941.02.04
申请号
US19380227960
申请日期
1938.09.01
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
GAYLOR PETER J.
分类号
B03D1/012;B03D1/06
主分类号
B03D1/012
代理机构
代理人
主权项
地址
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