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发明名称
Method of fractionation
摘要
申请公布号
US2175590(A)
申请公布日期
1939.10.10
申请号
US19380198793
申请日期
1938.03.29
申请人
SUN OIL COMPANY
发明人
BARTON PAUL D.
分类号
C07C7/04
主分类号
C07C7/04
代理机构
代理人
主权项
地址
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