Перегляд Персональні колекції співробітників та підрозділів по Автору "Sai, Kateryna"
Зараз показуються 1-5 з 5
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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) -
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 ... -
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 ... -
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. ... -
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)