Перегляд по Автору "Petlovanyi, Mykhailo"
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Analysis of the inefficient waste rock flow movements in the coal mine technological scheme
Petlovanyi, Mykhailo; Sai, Kateryna; Malashkevych, Dmytro (2021) -
Assessment of an expediency of binder material mechanical activation in cemented rockfill
Petlovanyi, Mykhailo; Mamaikin, Oleksandr (2019)This study is aimed to assess the expediency of applying the binder material mechanical activation in a cemented rockfill (CRF), consisting of ground smelter slag, waste of limestone and rock refuse at one of the largest ... -
Formation of a modern approach to the synthesis of technologies when mining gas-coal deposits
Sai, Kateryna; Petlovanyi, Mykhailo (Baltija Publishing, 2022) -
Granulometric composition research of mine rocks as a material for backfilling the mined-out area in coal mines
Petlovanyi, Mykhailo; Malashkevych, Dmytro; Sai, Kateryna; Bulat, Ievgeniia; Popovych, Vasyl (Dnipro University of Technology, 2021-12-30)Purpose. Determination of the granulometric characteristics and loosening coefficient of mine rocks formed during stope operations from undercutting the bottom rocks as a potential backfill material based on a set of mine ... -
Granulometric composition research of mine rocks as a material for backfilling the mined-out area in coal mines
Petlovanyi, Mykhailo; Malashkevych, Dmytro; Sai, Kateryna; Bulat, Ievgeniia; Popovych, Vasyl (2021)Purpose. Determination of the granulometric characteristics and loosening coefficient of mine rocks formed during stope operations from undercutting the bottom rocks as a potential backfill material based on a set of mine ... -
Influence of elastic properties of backfill on the stress field formation in multimodal massif
Petlovanyi, Mykhailo; Zubko, Serhii (2019) -
Influence of man-made edaphotopes of the spoil heap on biota
Popovych, Vasyl; Kuzmenko, Oleksandr; Voloshchyshyn, Andrii; Petlovanyi, Mykhailo (2018)The aim of the work is to investigate the influence of man- made edaphotopes of colliery spoil heap on biota by bioindication method. The physicochemical properties of edaphotopes were investigated: ... -
Peculiarities of the underground mining of high-grade iron ores in anomalous geological conditions
Petlovanyi, Mykhailo; Ruskykh, Vladislav; Zubko, Serhiy (2019)This paper is dedicated to research into the geological peculiarities, shape of the ore body and the occurrence of the host rocks in the hanging wall of the Pivdenno-Bilozerske deposit , as well as their influence on the ... -
Predicting the producing well stability in the place of its curving at the underground coal seams gasification
Petlovanyi, Mykhailo; Lozynskyi, Vasyl; Saik, Pavlo; Sai, Kateryna (2019)The relevant issues have been studied of ensuring the stability of producing wells in the place of their curving when uncovering the mining extracted area for the underground gas generator operation. It is emphasized that ... -
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 ... -
Problematic aspects and ways to increase the level of metallurgical slags disposal
Petlovanyi, Mykhailo; Filonenko, Oleksandr (2019) -
Prospects of utilization mining methane on the basis of gas hydrate technologies
Petlovanyi, Mykhailo; Sai, Kateryna; Prokopenko, Kostiantyn (2019)The peculiarities of the innovative approach to the utilization of coal mine methane, which is extracted by significant volumes due to the technological process of underground development of coal-gas fields, are revealed. ... -
Research into balance of rocks and underground cavities formation in the coal mine flowsheet when mining thin seams
Petlovanyi, Mykhailo; Malashkevych, Dmytro; Sai, Kateryna; Zubko, Serhii (National Mining University, 2020-12-30)Purpose. Study the movement of waste rock flows in the coal mine technological system and determine the balance of rocks and underground cavities formation from the perspective of the current mining operations development ... -
Stydy of the stress state in curving section of the exploitation well at the underground coal gasification
Petlovanyi, Mykhailo; Lozynskyi, Vasyl; Saik, Pavlo; Sai, Kateryna (2019)