- 21. Investigation into crown stability at underground leaching of uranium ores
- (Mining)
- ... 2014. Instructions for substantiating safe and stable parameters of stopes at underground mines of SE “VostGOK”. Zheltye Vody. 2. Babets, Ye. K., Sakovych, V., Syrotik, S. and Tsarykovskyi, ...
- Created on 26 December 2018
- 22. Qualimetric assessment in calculation of the survivability level of the mine surface objects
- (Geotechnical and mining mechanical engineering, machine building)
- ... and Industrial Aerodynamics, 147, pp. 176–185. DOI: 10.1016/j.jweia.2015.10.002. 6. Stupnik, N., Kalinichenko, V., Kolosov, V., Pismennyy, S. and Shepel, A., 2014. Modeling of stopes in ...
- Created on 27 August 2018
- 23. Determining the qualitative composition of the equivalent material for simulation of Kryvyi Rih iron ore basin rocks
- (Mining)
- ... Shepel, A., 2014. Modeling of stopes in soft ores during ore mining theme. Metallurgical and mining industry, 3, pp. 32–36. 12. Rymarchuk, B. I., Shepel, O. L. and Khudyk, M. V., 2017. Expediency ...
- Created on 27 August 2018
- 24. Research on the influence of miners’ energy expenditure on coal mining efficiency
- (Economy and management)
- ... miners’ energy expenditure depending on the cutter-loader feed rate in the stope are established. The optimal speed of a miner’s movement along the longwall face is determined by the criterion of energy ...
- Created on 24 July 2017
- 25. Expediency of application of the vertical concentrated charges to decrease losses of ore on a lying wall of deposits
- (Mining)
- ... 2014. Modeling of stopes in soft ores during ore mining theme. Metallurgical and mining industry, 3, pp. 32–36. ...
- Created on 24 July 2017
- 26. Simulation modelling of stress field in the vicinity of the stope of orebody
- (Geotechnical and mining mechanical engineering, machine building)
- ... the nature of distribution of stress maximum values in the vicinity of the stope of steeply dipping orebody to optimize further drilling and blasting operations (DBO) applying experimental research and ...
- Created on 04 August 2016
- 27. Creation and implementation of geological and anthropogenic models of mining systems
- (Mining)
- ... 2013,Vol.158,№4,s.155−176. 5. Pasechnik I.A. Simulation of rock failure in coal mine stopes. Mining information and analytical newsletter. – Мoscow: MGGU (Moscow State Mining University). – 2010, ...
- Created on 04 February 2016
- 28. The hypothesis on the energy assement as for operational safety of function elements in coal mining machines
- (Geotechnical and mining mechanical engineering, machine building)
- ... stopes, where durability indices for augers as function elements were known, the values of specific power inputs for crushing of the unworked coal were calculated and then compared to the actual values ...
- Created on 30 October 2015
- 29. Study of miners working conditions on dust factor in mine tunnels at manganese dressing plants
- (Environmental safety, labour protection)
- ... in the stopes with different kinds of ores. Methodology. For in-the-field definition of the dust release intensity in airless end the following method was used. Immediately prior to the experiment ...
- Created on 13 November 2014
- 30. FEATURES OF RATHER THIN COAL SEAMS MINING IN THE ENVIRONMENT OF THE WESTERN DONBASS
- (Mining)
- S.L. Denisov, A.R. Mamaykin, A.V. Yavorskiy Work of the majority of stopes in the Western Donbas is connected with forced coal-cutting with stone, this affects negatively the quality of extracted ...
- Created on 01 October 2014
- 31. Economic aspects of change-over to tnt-free explosives for the purposes of ore underground mining in Kryvyi rih basin
- (Economy and management)
- ... of deep wells both during cutoff stope formation and general panels breaking. Additional overall economic effect of TNT-free explosives utilization will be achieved due to annual production of about 1.5 ...
- Created on 23 September 2014
- 32. Study of the open-cast mining technology parameters influence on the efficiency of iron-ore deposits development
- (Mining)
- ... on the optimal length of the excavating unit at different values of possible face height taking into account the stope width at the bottom might ensure the effectiveness of the open-cast mining technology ...
- Created on 21 March 2014
- 33. Peculiarities of rope bolts usage during maintenance of stopes in mines of Western Donbass
- (Mining)
- ... Findings. Implemented studies point out at the neces-sity of two-level scheme of bolt support implementation that will provide optimal quantity of installed bolts duing provision of stope exploitation ...
- Created on 17 October 2013
- 34. Laboratory research of influence of face area dimensions on the state of uranium ore layers being broken
- (Mining)
- ... enlarging of the face area of the stope during simulation of the process of breaking of ore layers have been obtained. The mathematical relations of destruction progress in the massif model have been determined ...
- Created on 16 April 2013
- 35. Mathematical model of mine vertical opening stability
- (Mining)
- ... the stability of the equilibrium state of the bottom of stope in vertical opening located in kimberlite rock taking into account the equilibrium of the infinite space of the cavity under the load at a ...
- Created on 16 April 2013
- 36. Results of the 3-d simulation of the transversaly isotopic rock mass stress state around a longwall
- (Mining)
- ... the stratified transversely isotropic rock mass, are presented in the article. The stress curve along a longwall depending on stope attitude along an extraction pillar allows to assess the coal seam’s ...
- Created on 24 December 2012
- 37. Research of change of convergence value of rocks in longwall depending on position of mining face along the length of extraction pillar
- (Mining)
- ... transversely isotropic rock mass, are presented in the article. The wallrocks convergence curve along a longwall depending on stope attitude along an extraction pillar allows to assess a reserve of hydrocylinder ...
- Created on 21 December 2012
- 38. Experimental-industrial verification of maintenance method using rigid constructions with countervailing cavities in the mine “Scheglovskaya-Glubokaya”
- (Mining)
- ... into account the distance to the stope. We have analyzed the rate of displacement of rocks enclosing the working, and constructed the cross sections of the workings in the reference grid at the distance ...
- Created on 19 December 2012
- 39. Technical and economic study of self-propelled machinery application expediency in mines Krivorozhsky Bassin
- (Mining)
- ... machinery application expediency in mines of Krivorozhsky bassin through the introduction of new technologies for stoped excavation opening and room cutting. Methodology. For the technical and economic ...
- Created on 08 November 2012