Volume 15, Issue 1
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Останні додані
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Analyzing a denitration process in the context of underground well uranium leaching
(Dnipro University of Technology, 2021-03-31)Purpose is to increase a sorbent denitration degree in the context of underground uranium leaching while optimizing reagent concentration as well as a degree of the solution activation on the basis of laboratory ... -
Hazards identification and risk analysis in surface mines of Pakistan using fault tree analysis technique
(Dnipro University of Technology, 2021-03-31)Purpose. Technology has advanced significantly but still mining industry faces a higher number of accidents. The purpose of the research is to identify the common hazards and associated risk which are the root causes of ... -
Management of land reclamation quality for agricultural use in opencast mining
(Dnipro University of Technology, 2021-03-31)Purpose. Theoretical substantiation of principles and development of recommendations for the choice of technological variant to form the quality of lands of technogenic origin, which would ensure rational spending of funds ... -
Research into rock mass geomechanical situation in the zone of stope operations influence at the 10th Anniversary of Kazakhstan’s Independence mine
(Dnipro University of Technology, 2021-03-31)Purpose. Predicting the stress-strain state (SSS) of the rock mass in the zone of stope operations influence using the selfcaving mining system and the calculation of the load-bearing capacity of mine workings support at ... -
Research into phosphate mineral composition and waste phosphorite ore
(Dnipro University of Technology, 2021-03-31)Purpose. Theoretical and experimental studies of chemical and mineral composition and the structure peculiarities of phosphorites from Ukrainian deposits to define the degree of their suitability for other industries. Methods. ... -
Openwork scheduling for steep-grade iron-ore deposits with the help of near-vertical layers
(Dnipro University of Technology, 2021-03-31)Purpose is to develop efficient scheduling to excavate steep-grade iron-ore deposits using near-vertical layers relying upon production practices by an open pit of Poltava Mining-and-Processing Integrated Works (MPIW). Methods. ... -
Numerical analysis of reducing tunneling effect on viaduct piles foundation by jet grouted wall
(Dnipro University of Technology, 2021-03-31)Purpose. The target of this study is divided into two parts. The first part is concerned with capability of numerical model to simulate the tunneling process. The second part is related to studying the interaction mechanism ... -
Regularities in the distribution of granulometric composition of tuff while crushing
(Dnipro University of Technology, 2021-03-31)Purpose is to analyze distribution of granulometric composition of tuff as well as ultimate composition and identify dependence of its softening in the process of water saturation based upon a set of experiments to assess ... -
Application of grout slurries with the Defecate addition for effective well cementing
(Dnipro University of Technology, 2021-03-31)Purpose. Research and substantiating the expediency of cement mix formulations of grout slurries with different Defecate additive content and their effective use when cementing the reservoirs prone to absorption of the ... -
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 ... -
Operational lifetime increase of the pumping equipment when pumping-out contaminated groundwater
(Dnipro University of Technology, 2021-03-31)Purpose. Solving the problem of increasing the pumping equipment operational lifetime when pumping-out contaminated groundwater in the iron-ore industry by extracting the hard, abrasive part, using magnetic filters based ... -
Nickel discretization and quality review in Gllavica mine, Kosovo
(Dnipro University of Technology, 2021-03-31)Purpose. Professional approach to mineral deposit evaluation and estimation of Ni is done by modeling the ore body presenting the interest zone to be exploited. Methods. With the intensive development of professional ... -
A study on the physical and mechanical properties of a granite outcrop for a quarry at Onikoko community, Oyo State, South-Western Nigeria
(Dnipro University of Technology, 2021-03-31)Purpose. To investigate the physical and mechanical properties of a granite outcrop for a quarry at Onikoko community in Oyo State, South-Western Nigeria. Methods. Samples of granite rock were collected from the outcrop ... -
Review of machine learning and deep learning application in mine microseismic event classification
(Dnipro University of Technology, 2021-03-31)Purpose. To put forward the concept of machine learning and deep learning approach in Mining Engineering in order to get high accuracy in separating mine microseismic (MS) event from non-useful events such as noise events ... -
Mineralogical characterization and evaluation of chromite ore in Grevena and Kozani Vourinos massif, Western Macedonia, Greece
(Dnipro University of Technology, 2021-03-31)Purpose. Chromite samples from Aetoraches mine area in the southern part of the Vourinos complex in Western Macedonia, Greece were examined from mineralogical-geochemical perspective. Methods. Χ-ray Diffraction (XRD) ... -
Development and testing of an algorithm for calculating the load on support of mine workings
(Dnipro University of Technology, 2021-03-31)Purpose. The purpose is to develop the calculation methods for minimizing the load on the fastening system of the preparatory mine working in difficult mining and geological conditions of its maintenance. Methods. By ...
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