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经营范围
发明名称
Separation of 4, 4'-bibenzoic acid from a mixture of carboxylic acids
摘要
申请公布号
US3230251(A)
申请公布日期
1966.01.18
申请号
US19620170253
申请日期
1962.01.31
申请人
ETHYL CORPORATION
发明人
DAVENPORT TOM F.;STONER GRAHAM A.
分类号
C07C51/493
主分类号
C07C51/493
代理机构
代理人
主权项
地址
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