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发明名称
A process for the extraction of heavy hydrocarbon oils with the aid of selective solvents
摘要
申请公布号
GB479916(A)
申请公布日期
1938.02.14
申请号
GB19360022485
申请日期
1936.08.14
申请人
NAAMLOOZE VENNOOTSCHAP DE BATAAFSCHE PCTROLEUM MAATSCHAPPIJ
发明人
分类号
C10G21/00
主分类号
C10G21/00
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代理人
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