• Mathematical modeling of hydraulic mining from placer deposits of minerals 

      Malanchuk, Z; Malanchuk, Ye;  Khrystiuk, A (National Mining University, 2016-06-30)
      Purpose. To analyze the process of hydraulic borehole mining of minerals. To define the main problems of hydraulic borehole mining. To create a mathematical model that will describe the process of hydraulic borehole mining ...
    • Modeling the formation of high metal concentration zones in man-made deposits 

      Malanchuk, Z; Korniienko, V; Malanchuk, Ye; Soroka, V; Vasylchuk, O (National Mining University, 2018-06-30)
      Purpose. To study conditions of forming the zones of high metal concentration in metal-containing man-made deposits. To assess the likelihood of metal concentration in the placer core. Methods. Analysis of the conditions ...
    • Regularities of hydromechanical amber extraction from sandy deposits 

      Malanchuk, Ye; Korniienko, V; Moshynskyi, V; Soroka, V; Khrystyuk, A; Malanchuk, Z (National Mining University, 2019-03-30)
      Purpose is to analyze the efficiency of hydromechanical amber extraction from sandy deposits relying upon the determined regularities concerning the effect of parameters while carrying out a series of laboratory tests and ...
    • Results of research into amber mining by hydromechanical method 

      Malanchuk, Z; Korniienko, V; Malanchuk, Ye (National Mining University, 2017-03-30)
      Purpose. To specify parameters of the relationship between sandy rock and vibrohydraulic intensifier as well as to justify the use of hydromechanical method to intensify amber extraction. Methods. The basic laws of surface ...
    • The results of magnetic separation use in ore processing of metalliferous raw basalt of Volyn region 

      Malanchuk, Ye; Malanchuk, Z; Korniienko, V; Gromachenko, S (2016-09-30)
      Purpose. To determine the effectiveness of the electric field use in ore processing for extraction of native copper concentrate from raw basalt, to identify the most technologically advanced grain-size classes of the feed ...