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经营范围
发明名称
Procédé pour l'obtention de polysilicates de sodium
摘要
申请公布号
FR1000204(A)
申请公布日期
1952.02.11
申请号
FRD1000204
申请日期
1949.11.10
申请人
SILGELAC
发明人
分类号
C01B33/32;C11D7/14
主分类号
C01B33/32
代理机构
代理人
主权项
地址
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