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发明名称
Para-aminophenol purification
摘要
申请公布号
FR2029142(A6)
申请公布日期
1970.10.16
申请号
FR19690000452
申请日期
1969.01.14
申请人
RHONE POULENC
发明人
分类号
H01S3/23;(IPC1-7):07C89/00
主分类号
H01S3/23
代理机构
代理人
主权项
地址
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