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经营范围
发明名称
Process of recovering and purifying benzene
摘要
申请公布号
GB916597(A)
申请公布日期
1963.01.23
申请号
GB19590012817
申请日期
1959.04.15
申请人
ASHLAND OIL & REFINING COMPANY
发明人
分类号
C07C4/18;C07C15/04;C10G47/00;C10G47/12
主分类号
C07C4/18
代理机构
代理人
主权项
地址
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