Volume 12, Issue 2
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Innovative aspects of underground coal gasification technology in mine conditions
(National Mining University, 2018-06-30)Purpose. Development of innovative approaches in technological and technical solutions improvement for coal seam gasification. Methods. Carrying-out of native and world experience in the coal reserves development by ... -
Use of alternative energy sources to improve the efficiency of natural gas hydrate technology for gas offshore deposits transportation
(National Mining University, 2018-06-30)Purpose. Justification of the principal schemes acceptable for the existing level of technology, methods of extraction and transportation of offshore natural gas deposits. Increase in their efficiency by maximum reduction ... -
Production of hydrocarbons from weakly consolidated sandstone reservoirs in the Croatian part of the Pannonian basin system
(National Mining University, 2018-06-30)Purpose. More efficient production of hydrocarbons from weakly consolidated sandstone reservoirs using improved method. Modification of the equipment according to the geological characteristics of the reservoir and the ... -
Thermodynamic and geomechanical processes research in the development of gas hydrate deposits in the conditions of the Black Sea
(National Mining University, 2018-06-30)Purpose. Research of thermodynamic and geomechanical processes occurring in a gas hydrate body under the influence of an activating agent (sea water from surface layers) in the conditions of the Black Sea by mathematical ... -
The role of limestone and dolomite tailings’ particle size in retention of heavy metals from liquid waste
(National Mining University, 2018-06-30)Purpose. The study aims at investigating the role of particle size of mineral tailings derived from limestone, limestone marble, dolomite and dolomitic marble in heavy metal adsorption, in both batch and fixed bed conditions, ... -
Studies of new nonadhesive anchoring
(National Mining University, 2018-06-30)Purpose is to develop anchoring with nonadhesive high-strength roof bolting in terms of large pre-destructive deformations and its testing under laboratory conditions. Methods. Laboratory studies of hydration hardening ... -
Modeling the formation of high metal concentration zones in man-made deposits
(National Mining University, 2018-06-30)Purpose. To study conditions of forming the zones of high metal concentration in metal-containing man-made deposits. To assess the likelihood of metal concentration in the placer core. Methods. Analysis of the conditions ... -
Towards safer mining: the role of modelling software to find missing persons after a mine collapse
(National Mining University, 2018-06-30)Purpose. The purpose of the study is to apply science and technology to determine the most likely location of a container in which three miners were trapped after the Lily mine disaster. Following the collapse of the Crown ... -
Prognosis of surface deformation by the influence function method in terms of Paroseni mine (Romania)
(National Mining University, 2018-06-30)Purpose. The paper analyzes a problem of surface deformation as a result of low-inclined seam underground mining in Paroseni mine, Romania. Solving this problem makes it possible to predict the effects of the underground ... -
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 ... -
Evaluation of open pit slope stability using various slope angles and element types
(National Mining University, 2018-06-30)Purpose. The objective of this study is to demonstrate a method to select the optimal slope angle related to three principal factors: safety, productivity and mining costs. Also, it aims to investigate the accuracy of ... -
Geodetic and seismological observations applied for investigation of subsidence formation in the CSM Mine (Czech Republic)
(National Mining University, 2018-06-30)Purpose. Undermined areas are affected by the creation of subsidence depressions due to long-term underground mining. In general, different geodetic methods are applied to obtain further information needed to determine the ... -
Research into the effect of gallery size on blast pull in underground coal mines
(National Mining University, 2018-06-30)Purpose. To investigate the effect of gallery size on blast pull in underground colliery by drilling and blasting techniques. Methods. The study conducted in three different underground collieries namely A, B and C located ... -
An adaptive neuro fuzzy inference system to model the uniaxial compressive strength of cemented hydraulic backfill
(National Mining University, 2018-06-30)Purpose. The purpose of this paper is to develop the models for predicting the uniaxial compressive strength (UCS) of cemented hydraulic backfill (CHB), a widely used technique for filling underground voids created by ...
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