首页> 外国专利> PROCESS FOR OPERATING MINES OR GROUNDWATER BY DOWNWARDS AND FOUDROYAGE AND INSTALLATION FOR ITS IMPLEMENTATION

PROCESS FOR OPERATING MINES OR GROUNDWATER BY DOWNWARDS AND FOUDROYAGE AND INSTALLATION FOR ITS IMPLEMENTATION

机译:下山和下山开采矿山或地下水的过程及其实现的安装

摘要

PROCESS OF EXPLOITATION OF UNDERGROUND MINES OR QUARRIES BY DESCENDING CLEARANCES UNDER A CEILING, CHARACTERIZED IN THAT THE CEILING IS DIVIDED INTO A PLURALITY OF CEILING ZONES SUPPORTED D1 ... INDEPENDENTLY OF THE OTHERS AND, FUR AND TO MEASURE WHAT WE EXTRACT FROM ORE UNDER THIS CEILING, WE BLAST FROM NEAR TO NEAR THE SAID ZONES ON A LIMITED HEIGHT. /P P APPLICATION ESPECIALLY TO THE EXTRACTION OF COAL, METAL ORE ...
机译:通过降低天花板下的电气间隙来开采地下矿山或矿山的过程,其特征是将天花板划分为多个由D1支撑的天花板区域,这在其他方面以及在整个和整个之前都是如此。天花板,我们在有限的高度上从附近到附近的所述区域爆炸。

尤其是在煤炭,金属矿石的提取中的应用...

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