Now showing items 1-3 of 3

    • Choice and substantiation of stable crown shapes in deep-level iron ore mining 

      Stupnik, M; Kalinichenko, O; Kalinichenko, V; Pysmennyi, S; Morhun, O (National Mining University, 2018-12-30)
      Purpose. The aim of the paper is to select and substantiate stable shapes of crown pillars through determining regularities of rock pressure impacts on their stability depending on the crown shapes, mining depths and iron ...
    • Investigation of the dust formation process when hoisting the uranium ores with a bucket 

      Stupnik, M; Kalinichenko, V; Fedko, M; Kalinichenko, O; Pukhalskyi, V; Kryvokhin, B (National Mining University, 2019-09-30)
      Purpose. Determining the possible level of air dustiness during the bucket hoisting of uranium ores along the shaft “Holovnyi” of the mine “Novokostiantynivska”, SE “VostGOK”. Methods. To determine the level of air ...
    • Method of simulating rock mass stability in laboratory conditions using equivalent materials 

      Stupnik, M; Kalinichenko, V; Pysmennyi, S; Fedko, M; Kalinichenko, O (National Mining University, 2016-09-30)
      Purpose. To determine the qualitative composition of the equivalent material of a laboratory model representing Kryvyi Rih iron-ore basin ground, as well as to develop a method to determine its quantitative composition for ...