Volume 12, Issue 1
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Sustainable development of Ukrainian iron and steel industry enterprises in regards to the bulk manufacturing waste recycling efficiency improvement
(National Mining University, 2018-03-30)Purpose. Identify the tendency of sustainable development of Ukrainian iron and steel industry enterprises regarding the raising of the bulk manufacturing waste recycling efficiency. Methods. To achieve this purpose, a ... -
Explorable and economically attractive mineral deposits in the Siberian and Far Eastern Federal Districts of Russia
(National Mining University, 2018-03-30)Purpose. Selection of the most explorable mineral deposits in the Siberian and Far Eastern Federal Districts of the Russian Federation as investment projects. Methods. System rank analysis of minimizing the risks of ... -
Selecting the method of gas hydrate deposits development in terms of the regularities of their formation
(National Mining University, 2018-03-30)Purpose. To establish and show regularities of gas hydrates fields distribution in the World Ocean for the development of flow diagrams of methane extraction depending on genetic structures and the composition of the host ... -
Improving the efficiency of blasting operations in mines with the help of emulsion explosives
(National Mining University, 2018-03-30)Purpose. To improve the efficiency of blasting operations in mines taking into consideration the upgrading of equipment used to charge blastholes as well as application of high-productive mining equipment of new ... -
Exploration and mining evaluation system and price prediction of uranium resources
(National Mining University, 2018-03-30)Purpose. The paper introduces the development of the Uranium Resources Technical and Economic Evaluation Expert System (URTEEES) from the viewpoint of requirement analysis, system design, functional structure and application ... -
Development of a research methodology and analysis of the stress state of a parting under the joint and downward mining of coal seams
(National Mining University, 2018-03-30)Purpose. The investigation of the stress-strain state (SSS) of a parting under the joint and downward mining of coal seams. Methods. The studies have been carried out on the basis of a computational experiment by means ... -
Strength and strain quantities under brittle compression process of hard rocks
(National Mining University, 2018-03-30)Purpose. To examine the relationships between strength properties and strain quantities associated with the brittle compression process of hard brittle rocks. Methods. The data used in this paper were obtained from ... -
Intensification of technological processes in drilling and blasting operations during open-cut mining in Kyzylkum region
(National Mining University, 2018-03-30)Purpose. It is found that for long term standing, the pit bench profile is close to the boundary of the disturbed zone. Therefore, long stability of the bench can be estimated in respect to the size of the disturbed area ... -
Software application in mining engineering
(National Mining University, 2018-03-30)Purpose. The main purpose is solving transportation problems using some methods of transportation modeling by linear programming. Linear programming has already demonstrated its value as an aid to making decisions in mining, ... -
Hydro and geomechanical stability assessment of the bund wall bottom slope of the Dniprovsk tailing dump
(National Mining University, 2018-03-30)Purpose. The objective is to assess the stability of bund wall components of a hydro-technical structure under the conditions of a tailing dump which hydrodynamic mode has been disrupted during operation. The specified ... -
On the identification of Ti-Ta-Nb-oxides in “wiikites” from Karelia
(National Mining University, 2018-03-30)Purpose. With respect to the nature of Ti-Ta-Nb-oxides, which are included in the mineral associations that have historically gone by the now outdated name of “wiikites”, there is no unanimity of opinion. The main difficulty ... -
Simulation of the support-enclosing rock mass interaction for deep mining
(National Mining University, 2018-03-30)Purpose. To develop analytical model for a support-enclosing rock interaction to determine parameters for operational stability of deep mine workings while decreasing metal consumption and increasing efficient use of ... -
Optimization of molybdenite flotation using response surface method
(National Mining University, 2018-03-30)Purpose. The paper is aimed to study the molybdenite flotation from a low-grade uranium ore containing 0.2% of Mo. Methods. Three control parameters including frother (MIBC) dosage, collector (gasoline) dosage and pH, ... -
Assessment of environmental impact of gemstone mining in Ijero-Ekiti, Nigeria
(National Mining University, 2018-03-30)Purpose. To examine the environmental impacts of gemstone mining activities on the people of Ijero-Ekiti, Ekiti State, Nigeria. Methods. Soil and water test were carried out on samples from the mine and its environment. ...
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