Перегляд Mining of Mineral Deposits по темі "coal seam"

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    • Elaborating a scheme for mine methane capturing while developing coal gas seams 

      Koroviaka, Yevhenii; Pinka, Jan; Tymchenko, Svitlana; Rastsvietaiev, Valerii; Astakhov, Vitalii; Dmytruk, Olena (National Mining University, 2020-09-30)
      Purpose is to substantiate and develop an efficient scheme of coalmine methane capture while preparing and developing gassy coal seams. Methods. Critical analysis of literature sources has been carried out; practice of ...

    • 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 ...

    • Phenomena of stability of the coal seam roof with a yielding support 

      Podkopaiev, S; Gogo, V; Yefremov, I; Kipko, O; Iordanov, I; Simonova, Yu (National Mining University, 2019-12-30)
      Purpose. Determining the conditions and parameters for ensuring the stability of the coal seam roof with a yielding support in the area adjacent to face and behind it under the influence of dynamic loads based on the ...