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发明名称
Solvent extraction process
摘要
申请公布号
US2582197(A)
申请公布日期
1952.01.08
申请号
US19480035279
申请日期
1948.06.25
申请人
CALIFORNIA RESEARCH CORPORATION
发明人
EGAN CLARK J.
分类号
C10G21/18
主分类号
C10G21/18
代理机构
代理人
主权项
地址
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