• 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 ...