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发明名称
Verfahren zur Veredlung und Verbesserung der Farbe eines rohen Petroleum-Schmieroels
摘要
申请公布号
DE1078720(B)
申请公布日期
1960.03.31
申请号
DE1957E015154
申请日期
1957.12.30
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
HOLDER CLINTON HOWARD
分类号
C10G71/00;C10M169/00
主分类号
C10G71/00
代理机构
代理人
主权项
地址
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