On the question of reuse mine workings protection during selective technology of coal extraction
Astafiev D.O1
1National Mining University, Dnipropetrovsk, Ukraine
Min. miner. depos. 2014, 8(2):137-141
https://doi.org/10.15407/mining08.02.137
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ABSTRACT
Main advantages of selective technology of coal extraction in comparison with bulk technology are determined. Current ways of reuse mine workings protection are reviewed. Analysis of usage conditions of rock from stoping as a backfill material for two-sided gob packs is executed.
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