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发明名称
Gichtverschluss fuer im Hochdruckverfahren betreibbare Schachtoefen,insbesondere fuer Druck-Hochoefen
摘要
申请公布号
DE1943961(A1)
申请公布日期
1971.03.11
申请号
DE19691943961
申请日期
1969.08.29
申请人
DEMAG,AG
发明人
NIEBOER,PIETER
分类号
C21B7/18
主分类号
C21B7/18
代理机构
代理人
主权项
地址
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