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经营范围
发明名称
Fractional distillation column
摘要
申请公布号
US2684936(A)
申请公布日期
1954.07.27
申请号
US19490126150
申请日期
1949.11.08
申请人
THE STANDARD OIL COMPANY
发明人
LUPFER GEORGE L.
分类号
B01D3/26
主分类号
B01D3/26
代理机构
代理人
主权项
地址
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