Перегляд по Автору "Yefremov, Oleh"
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Experimental characteristics for deformation properties of backfill mass
Iordanov, Ihor; Novikova, Yuliia; Simonova, Yuliia; Yefremov, Oleh; Podkopayev, Yevgen; Korol, Anton (National Mining University, 2020-09-30)Purpose. Determining the deformation properties of backfill mass used to preserve the continuity of the coal-rock stratum enclosing mine workings. Methods. To achieve the purpose set, laboratory studies have been performed ...