发明名称 METHOD OF CREATING TECHNOGENIC DEPOSIT IN THE EARTH INTERIOR
摘要 mining. SUBSTANCE: method includes drilling of reserve mineral deposit with high content in ores of technologically harmful impurities by boreholes. One borehole is sunk up to crossing of underground water flow occurring between two screening horizons and closed by plug. As a result of water passage through deposit rock mass, redistribution of useful components and removal through boreholes of harmful impurities take place. EFFECT: increased quality of mineral raw materials before deposit mining. 3 cl, 1 dwg
申请公布号 RU2166087(C2) 申请公布日期 2001.04.27
申请号 RU19980102549 申请日期 1998.01.28
申请人 INSTITUT PROBLEM KOMPLEKSNOGO OSVOENIJA NEDR RAN 发明人 TRUBETSKOJ K.N.;VOROB'EV A.E.
分类号 E21C41/00 主分类号 E21C41/00
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