Mining informational and analytical bulletin №12/2021

First pages

Contents

Publishers imprint

Content 2021 (№ 1-12)

Tech mining Siberia

Geomechanics, Rock failure

Structural analysis of pit wall rock mass on 3D slope model constructed using a multicopter
Justification of cylindrical entry cut geometry in underground mine gallery
Seismic effects induced by large-scale blasts in isotropic and structurally complex pit wall rock masses
Geometrical approximation of borehole collapses to perform calibration of geomechanical model

Enrichment of minerals

Process analysis of selective disintegration of Zapolyarny copper–nickel ore

Geoecology

Geodynamic hazard assessment of a structural block holding an underground radioactive waste disposal facility

Geotechnology

Separate borehole uranium leaching technology based on geophysical exploration: A case-study of mines of Navoi Mining and Metallurgical Combinat
Technologies and equipment for mining and metallurgy waste management
Classification of systems of mining with tailings-based backfill
The use of percarbonate compounds in the systems of cyanide reagents in difficult gold leaching from placers

Mine.aerogasdynamics, Mining thermophysics

Effect of petrographic composition on coal ability to retain methane
Estimate of air distribution in ventilation tunnel between subway station as function of piston effect
Variation of cooling efficiency of air conditioning systems in working spaces of deep mines

Safety in emergency

Contact voltage modeling for electrical installation bodies with phase-to-ground fault in open pit mines

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