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发明名称
VERFAHREN ZUR BEHANDLUNG POROESER, KOERNIGER GRUNDSTOFFE, INSBESONDERE ZUR HERSTELLUNG VON GIESSEREISANDEN
摘要
申请公布号
DE2638042(A1)
申请公布日期
1977.03.24
申请号
DE19762638042
申请日期
1976.08.24
申请人
GEORG FISCHER AG
发明人
HOFMANN,FRANZ,DR.
分类号
B22C1/00;B22C1/02;(IPC1-7):B22C1/02
主分类号
B22C1/00
代理机构
代理人
主权项
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