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发明名称
Herstellung von weitporiger aktiver Kieselsaeure
摘要
申请公布号
DE536546(C)
申请公布日期
1931.10.26
申请号
DE1927I031607D
申请日期
1927.02.03
申请人
I.G. FARBENINDUSTRIE AKT.-GES.
发明人
STOEWENER DR. FRITZ;ROESSLER DR. ADOLF
分类号
C01B33/187;C01B33/193
主分类号
C01B33/187
代理机构
代理人
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地址
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