Перегляд Physical & Chemical Geotechnologies – 2020 : materials of the International Scientific & Practical Conference (Program of report) = Фізико-хімічні геотехнології – 2020 : матеріали міжнар. наук.-практ. конф. (програма виступів), 04–05 листопада 2020 р. по назві

Зараз показуються 4-23 з 33

    • Cavitation processes in well drilling 

      Femiak, Yaroslav; Fedyk, Ostap (Видавництво НТУ ДП, 2020)
      Purpose. Studies of energy distribution at different frequency ranges in the process of propagation of cavitation-pulsation action on an array of rocks found that the maximum value of energy is realized ...

    • Destruction of rocks by non-explosive destroying mixtures in underground mining 

      Sakhno, Ivan; Kachalov, Nikita (Видавництво НТУ ДП, 2020)
      Purpose. Study of hydration kinetics of non-explosive destructive mixtures and dynamics of pressure increase of their expansion. Methodology. The first group of experiments was performed on an autodyne NMR spectrometer. ...

    • Development of ecological monitoring system of metallurgical waste disposal sites USING GIS AND remote sensing 

      Kolesnik, Valery; Buchavyi, Yurii; Liasov, Kostyantyn (Видавництво НТУ «ДП», 2020)
      To study the prospects for the use of Geoinformation systems and remote sensing technologies for assessing the volume of metallurgy waste and the environmental hazard of the surrounding territory. The studies used field ...

    • Double-unit longwalls as the method for mining concentration 

      Shavarskyi, Yaroslav (Видавництво НТУ ДП, 2020)
      Purpose. Justifying the mining concentration by using double-unit longwalls in different geological conditions at economically expedient level. Methodology. Using the practical researches and analytical strengths ...

    • Forecasting stability method of coal-containing rocks on the complex of geological and geophysical methods 

      Kozii, Yevhen (Видавництво НТУ ДП, 2020)
      Purpose. Development of a complex methodology for forecasting the stability of coal-bearing rocks, taking into account the whole existing array of geological-geophysical and mining-technological information, which can and ...

    • Fundamentals of creating innovative systems of mineral resources development on the moon, mars and asteroids 

      Medianyk, Volodymyr; Malashkevych, Dmytro (Видавництво НТУ «ДП», 2020)
      Human needs for resources are growing every year. Waste recycling and alternative sources of electricity will not be able to meet the growing needs of mankind. The number of useful resources on our planet, unfortunately, ...

    • Hydrodynamic and geomechanical stability of dump territories of mining and electric power enterprises 

      Tymoshchuk, Vasyl; Sherstiuk, Yevheniia (Видавництво НТУ ДП, 2020)
      Purpose. Substantiation the criteria of hydrodynamic and geomechanical stability of waste dumps and adjacent territories by results of comprehensive study of technogenic mode patterns. Methodology. The study was ...

    • Improving efficiency of iron ore thickening and deslurrying 

      Morkun, Volodymyr; Morkun, Natalia; Tron, Vitalii; Serdiuk, Oleksandra; Haponenko, Iryna; Haponenko, Alena (Видавництво НТУ ДП, 2020)
      Purpose. The research is aimed at improving efficiency of thickening and deslurrying products of iron ore concentration and quality of magnetite concentrate by means of dynamic effects of controlled ...

    • Improving the efficiency of pneumopercussion machines 

      Antonchik, Vladimir; Zabolotny, Kostiantyn; Hankevich, Valentyn; Maltseva, Vira; Kuts, Oleksandra (Видавництво НТУ ДП, 2020)
      Purpose. Using the special pneumopercussion machines it is improving the efficiency of the process of the thermodynamic processes in the working chambers. Methodology. The studies were carried on thermodynamic ...

    • Influence of deformation parameters on drill string dynamics 

      Chudyk, Igor; Grydzhuk, Jaroslav (Видавництво НТУ ДП, 2020)
      Purpose. Identifying the causes of additional energy consumption for deformation of the drill string. Methodology. The study was conducted by analyzing the causes of deformations and justifying their impact on the ...

    • Methodology of researching the process of obtaining composite fuel from coal processing waste 

      Pavlychenko, Artem; Haidai, Oleksandr; Firsova, Valeriia; Lampika, Tetiana (Видавництво НТУ «ДП», 2020)
      In solving the problem of developing coal preparation wastes in the production of composite fuels, such as coal sludge and braize, reliable knowledge about various physical and mechanical characteristics of waste is important ...

    • New theory of rock massif fragmentation by using explosion energy 

      Kononenko, Maksym; Khomenko, Oleh (Видавництво НТУ ДП, 2020)
      Purpose. Ore mining involves the destruction of large volumes of hard rocks, which requires preliminary fragmentation by using drilling-and-blasting operations. Therefore, special attention is paid to the ...

    • Peculiarities of international and national legislation and modern activity of leading companies in the extraction of colored gems 

      Shevchenko, Serhii; Husenko, Olha (Видавництво НТУ ДП, 2020)
      Purpose. Study the impact of the peculiarities of international and national legislation in the field of colored gems mining on the success of the world's leading companies in order to activate the gemstone market ...

    • Phytoremediation technology for coal dumps 

      Kovrov, Oleksandr; Klimkina, Iryna; Krasovskyi, Serhii (Видавництво НТУ «ДП», 2020)
      To study the physical-and-chemical parameters of soil substrates used for coal dump reclamation in Western Donbas, in particular black soil and red-brown clay; to investigate the Bioconcentration Factors, Translocation ...

    • Preliminary assessment of the content of valuable components in coal mine waste dumps 

      Petlovanyi, Mykhailo; Sai, Kateryna (Видавництво НТУ «ДП», 2020)
      Study of the mineralogical and chemical composition of waste rocks from the Western Donbass coal mines dumps to establish the presence of valuable components and their subsequent industrial development. The present work ...

    • Research of possibilities for extraction of secondary resources from mining waste and mineral processing waste 

      Pavlychenko, Artem; Borysovska, Olena (Видавництво НТУ «ДП», 2020)
      Substantiation of new methods and technologies of processing and enrichment of technogenic wastes and previously formed wastes of mining and metallurgical production [1-5]. The choice of areas of rational use of man-made ...

    • Some aspects of intensification the cast iron smelting 

      Dychkovskyi, Roman; Golovchenko, Anatoliy (Видавництво НТУ ДП, 2020)
      Purpose. Using the conical backfilling system and principles of thermodynamic conversion was providing technical and technological insuring the process of iron smelling for providing minimal coke losses. Methodology. ...

    • Some aspects of tailing dump development 

      Saik, Pavlo; Hrytsenko, Leonid; Lozynskyi, Vasyl (Видавництво НТУ ДП, 2020)
      Purpose. The technology of underground coal mining and its enrichment is accompanied by a significant accumulation of man-made deposits - tailings. Today’s development of mining companies, based ...

    • Some effective method of processing copper concentrate 

      Kravchenko, Volodymyr; Hankevich, Valentyn; Pashchenko, Oleksandr; Kuts, Oleksandra (Видавництво НТУ ДП, 2020)
      Purpose. Using the special methods of processing it is proposed the forming of copper concentrate for further industrial usage. Methodology. The studies were carried on using continuous smelting of copper ...

    • Some issues of the thin coal explortion at jsw group mines 

      Dychko, Artur; Dupliak, Maria (Видавництво НТУ ДП, 2020)
      Purpose. Carrying out the research for application of the extraction technologies for thin coal seams at JSW Group mines at economically expedient level. Methodology. Applying the methods of mathematical statistics, as ...