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发明名称
Method for improving physical properties of clays and clay-containing soils and compositions resulting therefrom, including quaternary ammonium compounds
摘要
申请公布号
US3073064(A)
申请公布日期
1963.01.15
申请号
US19610113116
申请日期
1961.05.29
申请人
THE DOW CHEMICAL COMPANY
发明人
HEMWALL JOHN B.
分类号
C05G3/02
主分类号
C05G3/02
代理机构
代理人
主权项
地址
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