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发明名称
MELAMINE AOBTAINING METHOD
摘要
申请公布号
PL331481(A1)
申请公布日期
1999.07.19
申请号
PL19970331481
申请日期
1997.07.21
申请人
DSM NV.
发明人
VAN WIJCK JULIUS GERARDUS THEODORUS
分类号
C07D251/60;C07D251/62;(IPC1-7):C07D251/06
主分类号
C07D251/60
代理机构
代理人
主权项
地址
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