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Content №2 2022

Geology 5
I. S. Nikitenko, D. L. Teslenko On the material of the cromlech-crepidoma stone blocks of the Novooleksandrivka kurgan 5
E. G. Malchenko, A. T. Roman, V. S. Portnov On the possible role of magmatism in the atasu type strathiform mineralization (Central Kazakhstan) 11
Mining 17
D. S. Kaumetova, I. D. Arystan, H. K. Absalyamov, K. K. Zhusupova, A. D. Zhukenova, G. S. Abisheva Research into heap leaching technology of gold-bearing ores at the Vasilkovsky gold ore deposit (Kazakhstan) 17
D. Zh. Abdeli, Wisup Bae, A. B. Seiden, Adi Novriansyah Treatment of formation water at oil fields using granular filters with varying particle sizes 23
Geotechnical and Mining Mechanical Engineering, Machine Building 31
V. Morkun, O. Kravchenko Spatial control over ultrasonic cleaning of mining equipment using a phased array technology 31
N. M. Fidrovska, Ye. D. Slepuzhnikov, V. O. Shevchenko, D. V. Legeyda, S. V. Vasyliev Determination of the stability of a three-layer shell of a traveling wheel with light filler 37
Pham Quoc Khanh, Nguyen Ha, Nguyen Thi Kim Thanh, Nguyen Quoc Long Establishment of a suitable reference system for the geodetic horizontal control network in hydroelectric construction in Viet Nam 42
V. Nikolsky, R. Dychkovskyi, A. Lobodenko, H. Ivanova, E. C. Cabana, Ja. Shavarskyi Thermodynamics of the developing contact heating of a process liquid 48
Electrical Complexes and Systems 54
Ho Viet Bun, Le Xuan Thanh A new approach to improving the sensitivity of earthing relay and reducing the over-voltage in 6 kV grid of open-pit mines 54
M. Pechenik, S. Burian, M. Pushkar, H. Zemlianukhina Electromechanical system of turbomechanism when using an alternative source of electric energy 61



https://doi.org/10.33271/nvngu/2022-2

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ISSN (print) 2071-2227,
ISSN (online) 2223-2362.
Journal was registered by Ministry of Justice of Ukraine.
Registration number КВ No.17742-6592PR dated April 27, 2011.

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