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发明名称
VERFAHREN UND VORRICHTUNG ZUR SELEKTIVEN GEWINNUNG VON MINERALIEN MIT EINEM MECHANISIERTEN VOLLZYKLUS
摘要
申请公布号
DD260408(A3)
申请公布日期
1988.09.28
申请号
DD19850284474
申请日期
1985.12.17
申请人
VEB MANSFELD-KOMBINAT WILHELM PIECK,DD
发明人
EHRICHT,WERNER,DD;RICHTER,HORST,DD;KRETSCHMER,EBERHARD,DD;SCHLEIF,HUBERT,DD;OSTERLOH,SIEGFRIED,DD
分类号
E21C41/18;(IPC1-7):E21C41/06
主分类号
E21C41/18
代理机构
代理人
主权项
地址
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