Перегляд Volume 11, Issue 1 по темі "overworking"
Зараз показуються 1-2 з 2
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Research of rock pressure manifestations in rocks of parting during descending and simultaneous mining of C9 and C10Top coal seams
(National Mining University, 2017-03-30)Purpose. To estimate the probability of interstratal rocks stability loss during simultaneous mining of two seams in series in the descending order. Methods. Methods of a computing experiment and mine observations were ... -
Study of massif stress-strain state while mining the series of flat strata
(National Mining University, 2017-03-30)Purpose. To determine the effect of rock overworking and underworking on massif stress-strain state while extracting the series of flat coal seams. Methods. Mining, geological and technical conditions; current approaches ...