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发明名称
VERFAHREN ZUR SPRENGTECHNISCHEN VORBEREITUNG UND GEWINNUNG GERINGMAECHTIGER LAGER MIT ERZFUEHRENDEN PLASTISCHEN GESTEINEN
摘要
申请公布号
DD256345(A1)
申请公布日期
1988.05.04
申请号
DD19860298631
申请日期
1986.12.29
申请人
SDAG WISMUT,DD
发明人
BLINOW,ALEXANDER,SU;PUTSCHKOW,NIKOLAI,SU;SAENKO,VIKTOR,SU;ALBRECHT,ERWIN,DD;ROGALIS,VIKTOR,SU;IRMSCHER,MANFRED,DD
分类号
E21C41/22;F42D3/04;(IPC1-7):E21C41/06
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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