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发明名称
Vapor-liquid contact assemblies
摘要
申请公布号
US2921777(A)
申请公布日期
1960.01.19
申请号
US19560588879
申请日期
1956.06.01
申请人
SUN OIL COMPANY
发明人
HEPP PETER S.
分类号
B01D3/20
主分类号
B01D3/20
代理机构
代理人
主权项
地址
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