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发明名称
PROCESS FOR THE RECOVERY OF PYRROLIDONE-2
摘要
申请公布号
GB1593125(A)
申请公布日期
1981.07.15
申请号
GB19780017025
申请日期
1978.04.28
申请人
STAMICARBON BV
发明人
分类号
C07D207/263;C07D201/12;(IPC1-7):C07D207/26
主分类号
C07D207/263
代理机构
代理人
主权项
地址
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