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发明名称
VERFAHREN ZUR GEWINNUNG VON REINEM N- VINYLPYRROLIDON
摘要
申请公布号
AT452123(T)
申请公布日期
2010.01.15
申请号
AT20010960244T
申请日期
2001.05.25
申请人
BASF SE
发明人
ECK, BERND;HEILEK, JOERG;SCHMIDT-RADDE, MARTIN;HELFERT, HERBERT
分类号
C07D207/267;C07D201/16;C07D207/26
主分类号
C07D207/267
代理机构
代理人
主权项
地址
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