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发明名称
Verfahren zur Herstellung von Kieselsaeuregel
摘要
申请公布号
DE1667535(A1)
申请公布日期
1971.07.08
申请号
DE19681667535
申请日期
1968.02.14
申请人
W.R. GRACE & CO.
发明人
GEORGE ACKER,ELLSWORTH;EDWARD WINYALL,MILTON
分类号
C01B33/154
主分类号
C01B33/154
代理机构
代理人
主权项
地址
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