Research of productivity of drilling tools when driving main crosscut of horizon of the second stage of opening

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Authors: S.A. Kharin
 
Researches of parameters influencing on mine working driving intensity and rational organization of building have been conducted. It is shown that the productivity of drilling tools which allows providing required speed of mine working driving increases as far as duration of building of horizon of the second stage of opening reduces, thus the drilling productivity dependence on time of horizon building can be described by a power function.
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2010_11-12 Khar
Date 2012-12-14 Filesize 446.22 KB Download 1105
 
Tags: productivitydrillingminehorizonorganizationdrivingspeedstage of openingfunctionspecific coefficient of increase of the productivity of the drilling on the factor of time

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