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发明名称
VORRICHTUNG ZUR ABSCHEIDUNG VON WASSER IN UNTERFLURHAEMMERN
摘要
申请公布号
DD286642(A5)
申请公布日期
1991.01.31
申请号
DD19890330248
申请日期
1989.07.03
申请人
SDAG WISMUT,DE
发明人
KLUGE,DIETER,DE;SCHEWTSCHENKO,ALEXANDER I.,DE;WORONIN,WASSILI P.,DE;ALJABJEW,WITALI K.,DE;GAUN,VIKTOR A.,DE;SCHELLENBERG,ULRICH,DE
分类号
E21B1/30;(IPC1-7):E21C3/24
主分类号
E21B1/30
代理机构
代理人
主权项
地址
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