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发明名称
WERKWIJZE VOOR HET ZUIVEREN VAN TEREFTAALZUUR.
摘要
申请公布号
NL7900850(A)
申请公布日期
1979.08.10
申请号
NL19790000850
申请日期
1979.02.02
申请人
LABOFINA S.A. TE BRUSSEL.
发明人
分类号
C07C51/487;(IPC1-7):C07C63/26;C07C51/42
主分类号
C07C51/487
代理机构
代理人
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地址
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