- 21. On the influence of the density of laser beam energy on the sensitivity of explosive substances to laser radiation
- (Solid State Physics, Mineral Processing)
- ... Abstract: Purpose. Determining the patterns of distribution of energy density over the laser beam diameter and the features of influence of beam diameter on the change in sensitivity of explosives ...
- Created on 26 December 2018
- 22. Efficiency of preparation of mountain mass at careers of building materials
- (Geotechnical and mining mechanical engineering, machine building)
- ... average chunk by about 30 % and the consumption of industrial explosives by 10‒40 %. The output of the conditioned piece (201‒600 mm) increases by 10 %. Originality. The scientific novelty of ...
- Created on 27 August 2018
- 23. Qualimetric assessment in calculation of the survivability level of the mine surface objects
- (Geotechnical and mining mechanical engineering, machine building)
- ... and Kalinichenko, Ye. V., 2014. Economic aspects of change-over to TNT-free explosives for the purposes of ore underground mining in Kryvyi Rih basin. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, ...
- Created on 27 August 2018
- 24. Determining the qualitative composition of the equivalent material for simulation of Kryvyi Rih iron ore basin rocks
- (Mining)
- ... M. B., Kolosov, V. A., Pismennyi, S. V. and Kalinichenko, Ye. V., 2014. Economic aspects of change-over to TNT-free explosives for the purposes of ore underground mining in Kryvyi Rih basin. Naukovyi Visnyk ...
- Created on 27 August 2018
- 25. Increasing ecological safety during underground mining of iron-ore deposits
- (Mining)
- ... Findings. Regularities of ground concentration of total influence of harmful substances changing with taking into account a specific consumption of explosives and distance from an emission source ...
- Created on 16 May 2018
- 26. Obtaining porous ammonium nitrate in multistage and multifunctional vortex granulators
- (Geotechnical and mining mechanical engineering, machine building)
- ... This email address is being protected from spambots. You need JavaScript enabled to view it. Abstract: Purpose. Substantiation of opportunities to improve the quality of porous ammonium nitrate (as a component of industrial explosives for the mining industry) ...
- Created on 11 January 2018
- 27. Computational modeling in research of ignition mechanism of explosives by laser radiation
- (Solid-state physics, mineral processing)
- ... the initiation of highly sensitive explosives and photosensitive composites can not be explained based on the concepts of a multiple increase in volumetric illumination within a diffuse scattering medium ...
- Created on 11 January 2018
- 28. Jaspilites and other gemstones of post-jaspilite genesis: mining, treatment, and enhancement
- (Mining)
- ... names for decorative varieties of jaspilites, trademarks and simultaneously occurring gemstones of jaspilite genesis. The main extraction methods using explosives and sparing technology are analyzed, the ...
- Created on 21 May 2017
- 29. Processes of initial stage of expansions of explosive cavity in blasthole charge
- (Mining)
- ... fine-dispersed destruction zone. Practical value. The result of this work makes it possible to develop explosives with small fine-dispersed destruction zone and substantiate charges parameters with ...
- Created on 19 January 2017
- 30. Simulation modelling of stress field in the vicinity of the stope of orebody
- (Geotechnical and mining mechanical engineering, machine building)
- ... of explosives and means of initiation decreases, contamination of ore is reduced and performance of the loading and transport vehicles improves. References / Список літератури 1. Kurlenia, M.V., ...
- Created on 04 August 2016
- 31. Automation research performance impact of drilling equipment construction pace openings
- (Mining)
- ... performance quotient of explosives, charge ratio, structure of rocks, and perimeter blasting technique implementation for excavations of various-shape sections. Originality. It was proved that, in ...
- Created on 05 November 2015
- 32. Technology of Ecological Safety Improvement During Iron-Ore Underground Mining
- (Monographs 2014)
- ... the iron-ore mine and surrounding areas. They propose the technology of ore chambers breaking by emulsion explosives that allows cutting cost of ore production and decreasing volume of harmful substances ...
- Created on 14 November 2014
- 33. INVESTIGATOIN OF THE OBJECTIVE LAWS OF PHYSICAL PROCESSES THAT TAKE PLACE IN CHARGE CAVITY AND SURROUNDING ROCK MASS DURING DETONATION OF EXPLOSIVES
- (Solid-state physics, mineral processing)
- V.P. Kurinnyi The thesis is devoted to establishment of the objective laws and mechanism of explosive fracture of rocks with heterogeneous structure on the basis of the possible control the thermal ...
- Created on 01 October 2014
- 34. Economic aspects of change-over to tnt-free explosives for the purposes of ore underground mining in Kryvyi rih basin
- (Economy and management)
- ... of Management and Administering, Kryvyi Rih, Ukraine Abstract: Purpose. To determine the economic feasibility of change-over to TNT-free explosives for the purposes of ore underground mining ...
- Created on 23 September 2014
- 35. Study of the mechanism of the directed destruction of rock by non-explosive destroying mixtures
- (Mining)
- ... Бюл. № 12. – 6 с.: ил. M.M. Kasian, І.G. Sahno, (2010), Pat. No. 60794, MPK (2011.01) G01L 1/10, E21S 37/00 Testbench for testing destructive non-explosives. U 2010 15412; application date ...
- Created on 24 December 2013
- 36. Simulation of the geomechanical processes in the block of the rock massif containing steep ore deposit excavation
- (Mining)
- ... improve the efficiency of blasthole charges. Practical value. We can improve the efficiency of blasthole charges during breaking ground, reduce the consumption of explosives and blasting agents, improve ...
- Created on 24 December 2013
- 37. Influence of rock massif stress-strain state on uranium ore breaking technology
- (Mining)
- ... of various technical solutions). This can make breaking more efficient through improvement of the quality of ore crushing, reducing the consumption of explosives, increasing productivity of workers, etc. ...
- Created on 16 April 2013
- 38. Prospects of application of TNT-free explosives in ore deposites developed by uderground mining
- (Mining)
- ... Purpose. To choose the simplest types of explosives and provide the theoretical and practical rationale for the change-over to economical, safe and environment friendly TNT-free explosives. Methodology. ...
- Created on 26 February 2013
- 39. Research of catalysts influence on gas burst volume decline during detonation of different types of explosives
- (Environmental safety, labour protection)
- ... chemical reactions in down-hole charges at detonation transformation of nitrogen-bearing explosives. It has been experimentally established that the catalysts of inorganic nature do not influence the amount ...
- Created on 05 January 2013
- 40. Comparative factor estimation of application of slurry explosive with products of utilization of solid propellant
- (Environmental safety, labour protection)
- ... of safe criteria and properties of explosives. Necessity of parameters criterion analysis of processing and operating effects on emulsion explosives safety and efficiency during blasting has been pointed ...
- Created on 26 December 2012