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经营范围
发明名称
Process for treating lubricating oils
摘要
申请公布号
US2038604(A)
申请公布日期
1936.04.28
申请号
US19310582220
申请日期
1931.12.21
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
ROBERTSON LOUIE H.;EBERLE WILLIAM A.
分类号
C10G71/00
主分类号
C10G71/00
代理机构
代理人
主权项
地址
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