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经营范围
发明名称
Purifying crude acetophenone
摘要
申请公布号
US2507048(A)
申请公布日期
1950.05.09
申请号
US19460651978
申请日期
1946.03.04
申请人
ALLIED CHEMICAL & DYE CORPORATION
发明人
PORTER FRANK;COSBY JOHN N.
分类号
C07C45/36
主分类号
C07C45/36
代理机构
代理人
主权项
地址
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