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发明名称
METHOD OF CAPROLACTAM DOUBLE-STAGE EXTRACTION
摘要
申请公布号
CS8709227(A1)
申请公布日期
1989.12.13
申请号
CS19870009227
申请日期
1987.12.15
申请人
PERSIN JAN ING.,CS
发明人
PERSIN JAN ING.,CS
分类号
C07D201/04;(IPC1-7):C07D201/04
主分类号
C07D201/04
代理机构
代理人
主权项
地址
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