Перегляд по темі "backfill material"
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Granulometric composition research of mine rocks as a material for backfilling the mined-out area in coal mines
(Dnipro University of Technology, 2021-12-30)Purpose. Determination of the granulometric characteristics and loosening coefficient of mine rocks formed during stope operations from undercutting the bottom rocks as a potential backfill material based on a set of mine ...