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发明名称
Improved counter-current liquid extraction apparatus
摘要
申请公布号
GB791025(A)
申请公布日期
1958.02.19
申请号
GB19560009855
申请日期
1956.03.29
申请人
F. HOFFMANN-LA ROCHE & CO. AKTIENGESELLSCHAFT
发明人
分类号
B01D11/04
主分类号
B01D11/04
代理机构
代理人
主权项
地址
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