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发明名称
Treating mineral oil
摘要
申请公布号
US2189844(A)
申请公布日期
1940.02.13
申请号
US19330694034
申请日期
1933.10.18
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
STARR JOHN V.;BEISWENGER GUSTAV A.
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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