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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 ... -
RESEARCH OF SECONDARY BIOMATERIALS AS POTENTIAL ENERGY SOURCE FOR MINING LABOUR
(2018)The increase of ecology-economical indexes of mining industry processes is related largely to the improvement of existing and creation of new methods of conduct of explosive works. It is known that the labour intensiveness ... -
Research of technologies and technical means for drilling and blasting of horizontal mine workings
(2020)The main scientific and practical results of the study of technologies and technical means for drilling and blasting horizontal and inclined (up to 120) mine workings based on high-performance self-propelled drilling, ... -
RESEARCH OF THE APPLICATION OF COMBINED ANCHOR SYSTEMS FOR THE MAINTENANCE OF RE-USED MINING WORKINGS
(2018)Study the possibility of developing the technical and technological justification of combined anchor systems for the maintenance of re-used mining workings in economic effective level. -
Research of the power effectiveness of the traction electrotechnical complex motion trajectory realization in a trolleybus with peak motor efficiency
(НГУ, 2013)The requirements imposed on traction electrotechnical complex are increasing day by day. This is ex-pressed in raising evaluation of quality, ease of implementation, efficiency, reliability and performance ... -
RESEARCH OF THE VEGETATIVE COVER OF ABANDONED COAL DUMPS
(2018)Abandoned coal dumps have various chemical and mineralogical compositions. Under the influence of internal and external physicochemical processes in combination with climatic and hydrogeological conditions, ... -
Research on the coupling effect of the composite slope geometrical parameters
(Dnipro University of Technology, 2021-06-30)Purpose. To analyze the coupling effect between composite slope geometrical parameters. Methods. The slope angle and excavation depth are coupled with load which is waste dump in this case. Several models were created ... -
Research practice of coal particles elektrosurface properties in aqueous suspension
(2013)Описано методику дослідження електроповерхневих властивостей вугільних частинок у водних суспензіях з використанням суспензійного та осмотичного ефектів. Показано раціональні області використання цих методів. -
Research іnto the mechanіsm of aggregate-formіng objects contact wіth oіl aggregatіon of fіnely-dіspersed coal
(National Mining University, 2017-12-30)Purpose. To investigate separate phases inherent to the process of “reagent – coal grain” contact during oil aggregation of coal, in particular, to analyze the following phases of the contact process: “encounter of ... -
Research, science, technology, and innovation parks: reviewing both mining and research tendencies
(National Mining University, 2018-06-30)Purpose. Between 2007 and 2008, a study was undertaken for the Debswana Diamond Company Botswana (Pty) Ltd., a leading diamond mining company in Botswana. The purpose of the study was to establish if Debswana could benefit ... -
Researches of structural-mechanical properties of coal tailings as disperse systems
(Annual Scientific-Technical Collection. Leiden, The Netherland. – Press/Balkema, 2013) -
Reservoir characteristics of the Miocene age formations at the Allas Dome, Hamrin Anticline, Northern Iraq
(National Mining University, 2020-12-30)Purpose. This study evaluated the reservoir characteristics and determined the formation lithology of Dhiban, Euphrates, and Serikagni in the Hamrin wells (Hr-2 and Hr-9). Methods. The well logs have used the gamma ray ... -
Resonance during seismic activity and city destruction
(Видавництво НГУ, 2017) -
Resonance in rock mass as the key reason of geodynamic phenomena
(National Mining University, 2019-06-30)Purpose is to develop deformation criterion or predecessors of geodynamic phenomena within rock mass relying upon the systemized experimental data concerning rock behaviour in a volumetric field of compressive stress. Methods. ... -
Resource evaluation of geothermal power plant under the conditions of carboniferous deposits usage in the Dnipro-Donetsk depression
(2018)The objective of the work is to substantiate the actualization of the problem of obtaining geothermal energy from oil and gas wells of oil and gas production facilities in the central-eastern part of the ... -
Resource evaluation of mine technological schemes
(Видавництво НТУ "ДП", 2023)Directions for evaluating the parameters of technological schemes of coal mines in terms of susceptibility to innovations are shown.