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Technology of micro-cement injection of destroyed and fractured massif at orlovsky mine
(National Mining University, 2017-03-30)
Purpose. Research into the method of strengthening destroyed and fractured rock massif by micro-cement injection during rock driving at Orlovsky mine of “Vostoktsvetmet” LLP.
Methods. In situ researches of massif strengthening ...
Recycling of Prydniprovska thermal power plant fly ash
(National Mining University, 2017-03-30)
Purpose. To confirm experimentally the feasibility of complete fly ash recycling at Prydniprovska Thermal Power Plant (TPP) by its refining into industrially valuable products using gravity classification of dry ash from ...
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 ...
Results of research into amber mining by hydromechanical method
(National Mining University, 2017-03-30)
Purpose. To specify parameters of the relationship between sandy rock and vibrohydraulic intensifier as well as to justify the use of hydromechanical method to intensify amber extraction.
Methods. The basic laws of surface ...
Computational model for evaluating the state of geomechanical systems during computing experiments
(National Mining University, 2017-03-30)
Purpose. To create a model allowing integration of the diverse features identified for the rock massif behavior by differentiation of various theories and real phenomena into a single information-analytical flow.
Methods. ...
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 ...
Formation peculiarities of physical and chemical composition of highly mineralized edge water
(National Mining University, 2017-03-30)
Purpose. To study the formation peculiarities of the physical and chemical composition of highly mineralized edge waters in oil and gas fields.
Methods. The correlation relationships between the macroions of the edge water ...
The rate of deformation development in the rock massif on the basis of surveying monitoring on the earth surface
(National Mining University, 2017-03-30)
Purpose. Basing on the instrumental surveying measurement, to determine the rate of tensile strain displacements in the rock mass, and to use the obtained data for controlling rock pressure and ensuring job safety.
Methods. ...
The procedure for determining pressure losses in washing fluid flow in hydraulic system of the core barrel
(National Mining University, 2017-03-30)
Purpose. Development of calculation procedure and analysis of pressure losses in the flow of washing fluid circulating through a hydraulic system of the core barrel.
Methods. Theoretical analysis based on the methods of ...
The first year of implementing a new concept of the journal “Mining of Mineral Deposits” of the National Mining University
(National Mining University, 2017-03-30)
This article presents the analysis of Ukrainian mining sciences journal – “Mining of Mineral Deposits” (acronym in English MMD). Our paper presents a case study of on journal in the field of mining sciences and describes ...