Перегляд по темі "manganese"
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Analysis of manganese distribution of coal seam c 5 of “blahodatna” mine field
(Видавництво НТУ ДП, 2020)Purpose. Study of the spatial distribution of manganese in the coal seam c 5 of the “Blagodatna” mine field and the establishment of relationship between its content and the main technological parameters of coal ... -
Geomechanics substantiation of pillars development parameters in case of combined mining the contiguous steep ore bodies
(Dnipro University of Technology, 2021-03-31)Purpose. Determining the actual dimensions of the protecting and crown pillars of ore bodies by seismic survey and assessing the possibility of rock mass collapse and fracturing at the lower levels of the Zhairemskoye ...