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发明名称
PROCEDE DE PREPARATION DE SOLS DE SILICE MODIFIES CATIONIQUEMENT ET STABLES VIS-A-VIS DES ELECTROLYTES,
摘要
申请公布号
BE847846(A1)
申请公布日期
1977.04.29
申请号
BE19760171972
申请日期
1976.10.29
申请人
发明人
分类号
C01B33/149;D06M11/79;(IPC1-7):B01J/
主分类号
C01B33/149
代理机构
代理人
主权项
地址
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