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发明名称
Process for recovering structurally unsaturated cyclic hydrocarbons from hydrocarbon oils by extractive distillation
摘要
申请公布号
GB673511(A)
申请公布日期
1952.06.04
申请号
GB19500013323
申请日期
1950.05.26
申请人
AMERICAN CYANAMID COMPANY
发明人
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主分类号
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