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发明名称
Silicic acid compositions
摘要
申请公布号
US2408655(A)
申请公布日期
1946.10.01
申请号
US19420439548
申请日期
1942.04.18
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
ILER RALPH K.;KIRK JOSEPH S.
分类号
C01B33/145
主分类号
C01B33/145
代理机构
代理人
主权项
地址
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