Substantiating parameters of zeolite-smectite puff-stone washout and migration within an extraction chamber.

ZR Malanchuk, VS Moshynskyi… - Scientific Bulletin of …, 2019 - search.ebscohost.com
Purpose. To substantiate parameters of zeolitesmectite puffstone deposit hydromining
method while analyzing dependences between physicotechnological indices of …

Research into the process of storage and recycling technogenic phosphogypsum placers

V Moshynskyi, Z Malanchuk, V Tsymbaliuk… - Mining of Mineral …, 2020 - ir.nmu.org.ua
Purpose. Study of technogenic placers storage conditions using the example of
phosphogypsum dumps at PJSC “Rivneazot” by determining the rocks sorption properties …

Research of thermodynamic conditions for gas hydrates formation from methane in the coal mines

K Sai, Z Malanchuk, M Petlovanyi, P Saik… - Solid State …, 2019 - Trans Tech Publ
This article is focused on solving the problem of power supply for the mining and industrial
regions of Ukraine. This problem is caused by a significant import dependence on natural …

Modelling hydraulic mixture movement along the extraction chamber bottom in case of hydraulic washout of the tuff-stone

Z Malanchuk, V Moshynskyi, P Martyniuk… - E3S Web of …, 2020 - e3s-conferences.org
This paper presents the research results of the pulp movement process along the extraction
chamber bottom to the suction pipe of the pulp lifting device in case of downhole hydraulic …

Analysis of the regularities of basalt open-pit fissility for energy efficiency of ore preparation.

Y Malanchuk, V Moshynskyi… - Mining of Mineral …, 2022 - search.ebscohost.com
Purpose. To identify dependence of specific rock mass fissility upon the bench height of
basalt open pits based upon the analysis of basalt open-pit bench fissility. Methods …

[PDF][PDF] Research results proving the dependence of the copper concentrate amount recovered from basalt raw material on the electric separator field intensity

V Naduty, Z Malanchuk, Y Malanchuk… - Восточно …, 2016 - irbis-nbuv.gov.ua
Показана ефективність використання процесу електросепарації для відділення мідного
концентрату від подрібненої маси базальту, лавобрекчії і туфу після їх попередньої …

[PDF][PDF] Modelling mineral reserve assessment using discrete kriging methods.

Y Malanchuk, V Moshynskyi, A Khrystyuk… - Mining of Mineral …, 2024 - mining.in.ua
Purpose. Develop an efficient assessment model for amber placers within the analyzed
block involving its content in the samples taken inside the block as well as out of it. Methods …

Substantiation of resource-saving technology when mining the deposits for the production of crushed-stone products

O Cherniaiev, A Pavlychenko, O Romanenko… - Mining of Mineral …, 2021 - ir.nmu.org.ua
Purpose. Scientific substantiation of the expedient depth of mining the non-metallic deposits
of rocky minerals on the basis of mathematical and statistical methods, which will ensure …

The influence of rigidity of the collapsed roof rocks in the mined-out space on the state of the preparatory mine workings

V Bondarenko, H Symanovych, J Kicki… - Mining of Mineral …, 2019 - ir.nmu.org.ua
Purpose. The substantiation of accounting the deformation-strength characteristics of the
collapsed rocks and the rocks consolidating near the reusable preparatory mine working of …

Conditions of suitability of coal seams for underground coal gasification

G Pivnyak, V Falshtynskyi, R Dychkovskyi… - Key Engineering …, 2020 - Trans Tech Publ
Results of evaluating the suitability of certain sections of Western Donbas coal seams,
based predominately on properties of coal material, for their further experimental …