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Improvement of hole drilling technology for ore drawing intensification
(National Mining University, 2018-09-30)
Purpose. The improvement of hole drilling for increasing the mineral recovery ratio by ore drawing improvement through blasting.
Methods. The drilling parameters were examined for rock dumps. The means of experimental ...
Use of the energy of parametric oscillations to improve drilling indices
(National Mining University, 2018-09-30)
Purpose. Increase of the efficiency of using energy of parametric oscillations within the assembly of drilling string bottom by means of solving nonlinear-parametric equations of a “bit – drive motor – drilled-out rock” ...
Analysis of the factors influencing the level of professional health and the biological age of miners during underground mining of coal seams
(National Mining University, 2018-09-30)
Purpose. Setting of the work environment of workers at mining enterprises during thin coal seams extraction influence on the character and the rate of their aging by determination of the biological age and estimation of ...
Mitigating the adverse environmental impact resulting from closing down of mining enterprises
(National Mining University, 2018-09-30)
Purpose is to mitigate the adverse environmental impact in the context of both territory and water resources while closing down of mining enterprises.
Methods. Experiments and laboratory studies were carried out to determine ...
Optimization of salt crystallization process by solar energy with the use of mirror reflection, case of Chott Merouane El-Oued (South East of Algeria)
(National Mining University, 2018-09-30)
Purpose. This paper aims to improve the harvesting conditions of the crystallized salt layer of the Salins Merouane El Meghaier (SME) – South East of Algeria, by creating favorable conditions for means of harvesting ...
Energy consumption analysis for natural aggregate processing and its results (Atabey, Isparta, Turkey)
(National Mining University, 2018-09-30)
Purpose. This study was conducted to determine the amount of energy and water consumption in the production of aggregates for a certain period of time and also calculated the parameters that effect energy consumption in ...
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 ...
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, ...
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, ...
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. ...