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发明名称
Verfahren zur Herstellung feinteiliger Kieselsäure
摘要
申请公布号
AT222622(B)
申请公布日期
1962.08.10
申请号
AT19600003879
申请日期
1960.05.21
申请人
VEB FARBENFABRIK WOLFEN
发明人
DR. FRIEDRICH WOLF;DR. HERMANN BEYER;HANS KAZMIRCZAK
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