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经营范围
发明名称
Process for purifying aminomethylenephosphonic acids.
摘要
申请公布号
OA9300(A)
申请公布日期
1992.09.15
申请号
OA19900059828
申请日期
1990.08.03
申请人
发明人
分类号
C07F9/22;C07F9/02;C07F9/38;C07F9/44;C07F9/6524;(IPC1-7):B01D43/00;A61K49/02
主分类号
C07F9/22
代理机构
代理人
主权项
地址
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