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发明名称
Verfahren zur Herstellung von aktiven Fuellkoerpern mit gekruemmter, vorzugsweise kugeliger Oberflaeche
摘要
申请公布号
DE720575(C)
申请公布日期
1942.05.09
申请号
DE1940I066775D
申请日期
1940.03.30
申请人
I.G. FARBENINDUSTRIE AG.
发明人
STOEWENER DR. FRITZ
分类号
B01J2/00;B01J21/00;B01J37/00
主分类号
B01J2/00
代理机构
代理人
主权项
地址
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