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发明名称
Process for treating synthetic lubricating oils
摘要
申请公布号
US2199940(A)
申请公布日期
1940.05.07
申请号
US19380194323
申请日期
1938.03.07
申请人
SHELL DEVELOPMENT COMPANY
发明人
STOKMAN HENDRIKUS
分类号
C10G50/00
主分类号
C10G50/00
代理机构
代理人
主权项
地址
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