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发明名称
Counter-current contactor
摘要
申请公布号
US2981608(A)
申请公布日期
1961.04.25
申请号
US19580733748
申请日期
1958.05.07
申请人
CHAIN BELT COMPANY
发明人
CUNNINGHAM DENNIS M.
分类号
B01D11/02
主分类号
B01D11/02
代理机构
代理人
主权项
地址
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