- 1. Drilling wells taking into account the dynamic properties of rocks
- (Content №2 2024)
- Authors: Yu.O.Zhulay*, orcid.org/0000-0001-7477-2028, Institute of Transport Systems and Technologies of the National Academy of Sciences of Ukraine, Dnipro, Ukraine, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. O.D.Nikolayev, ...
- Created on 01 May 2024
- 2. Improvement of the methodology for calculating the expected drilling speed with PDC chisels
- (Content №1 2024)
- ... wells. And taking into account the abrasive properties of rocks, it is possible to reduce the wear of the bits, and therefore the amount of necessary rock-crushing tools for the entire volume of drilling ...
- Created on 29 February 2024
- 3. Efficiency and seismic safety of constructing underground structures in complex rock masses
- (Content №6 2023)
- ... and mechanical properties of rocks, fracture and tectonic structure of rock mass and development of fracture systems. According to the results of ejection funnel parameters, the anisotropy coefficient ...
- Created on 23 December 2023
- 4. Structure and interpretation of the anomalous magnetic field of the South Turgay petroleum region
- (Content №5 2023)
- ... Rabbimov, Kh. T., & Tursunova, I. N. (2022). Physical properties of rocks in the area of the Shu-Sarysu sedimentary basin. International Journal of Advanced Technology and Natural Sciences, 1(3), 4-12. ...
- Created on 27 October 2023
- 5. Predicting zones of increased water inflows in local folded structures
- (Content №4 2023)
- ... capacity properties of rocks within the studied area. According to the actual mining and geological data, within the defined area, there are increased water inflows into the mine workings, which further ...
- Created on 28 August 2023
- 6. Predicting underground mining impact on the earth’s surface
- (Content №1 2023)
- ... of points on the earth’s surface, taking into account the physical and mechanical properties of rocks, based on a finite element model of a rock mass. A new approach was applied to assess the reliability ...
- Created on 25 February 2023
- 7. New methods for preventing crumbling and collapse of the borehole walls
- (Content №4 2021)
- ... .., Vasko, .S., & Yurych, L.R. (2019). Experimental studies of mechanical properties of rocks in thermobaric conditions. Exploration and development of oil and gas fields, 3(72), 32-41. 17. Sudakov, ...
- Created on 23 August 2021
- 8. Geological and mining-engineering peculiarities of implementation of hydromechanical drilling principles
- (Content №1 2021)
- ... implementation of well hydromechanical technologies, have been identified, i.e.: rational range of physical properties of rocks according to which proper technical and technological characteristics of ...
- Created on 05 March 2021
- 9. Determining conditions of using draglines in single-tier internal dump formation
- (Content №6 2020)
- ... dump of the overburden rocks and the level of its flooding, taking into account the physical and mechanical properties of rocks. Methodology. To achieve these goals, the following research methods ...
- Created on 22 December 2020
- 10. The character of disruption of the rocks surface during rapid cooling
- (Contens №5 2020)
- ... loading are considered. The fact of initiation of a microcrack system along with macrocracks which change the strength properties of rock in the formation zone is proved. Practical value. The analytical ...
- Created on 30 October 2020
- 11. Technical and economic substantiation of developing Kusmuryn copper deposit (Kazakhstan)
- (Contens №6 2019)
- ... Substantiation of an economically feasible method for developing the Kusmuryn deposit. Methodology. Analysis of literature and stock materials; studying physical and mechanical properties of rocks ...
- Created on 23 December 2019
- 12. Application of the tensile strength to rock blasting
- (Solid State Physics, Mineral Processing)
- ... index from the strength properties of rock and definition of characteristics of the rock strength for fragmentation. Practical value. The findings obtained based on assessment of the strength ...
- Created on 19 August 2019
- 13. Efficiency of preparation of mountain mass at careers of building materials
- (Geotechnical and mining mechanical engineering, machine building)
- ... the rock massif ‒ orientation of microcracks of different morphology and anisotropy of physicomechanical properties of rock-forming minerals and their spatial position on the block. The main characteristics ...
- Created on 27 August 2018
- 14. Drilling fluid circulation rate influence on the contact temperature during borehole drilling
- (Mining)
- ... on the variation of physical and mechanical properties of rock after high temperature treatment. Applied Thermal Engineering, 98, рр. 1297‒1304. 3. Khomenko, O. Ye. and Maltsev, D. V., 2013. ...
- Created on 11 March 2018
- 15. Study on thermal strength reduction of rock formation in the diamond core drilling process using pulse flushing mode
- (Mining)
- ... Mao, X., and Lu, A., 2009. Experimental study on the mechanical properties of rocks at high temperature. Science in China Series E: Technological Sciences, 52(3), pp. 641–646. 6. Ischenko, K. S., ...
- Created on 04 August 2016
- 16. Geophysical research of areas with increased gas content of coal seams
- (Geology)
- ... Homenko, O.S. (2007), Synergetic approach to the assessment of the strength properties of rocks, Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, Dnipropetrovsk, no.7, pp. 29−31 9. Portnov, ...
- Created on 08 February 2016
- 17. Petrophysical characteristic of geological formations of Krivoy Rog basin
- (Geology)
- ... and texture of the rocks are argued. Findings. Analysis of new and archival actual material, previously made laboratory tests to determine the physical properties of rocks is allowed to combine them ...
- Created on 30 October 2015
- 18. The improvement of method of computation of the contact normal tensions distribution at compression of rock samples
- (Geotechnical and mining mechanical engineering, machine building)
- ... Postgraduate Student, Dnipropetrovsk, Ukraine Abstract: Purpose. The main parameter – a constant characterizing the mechanical properties of rocks – is the resistance of their sample to uniaxial compression. ...
- Created on 13 August 2013
- 19. Effect of physical and chemical influence of inorganic salts solutions on the stability of landslide-prone slopes
- (Mining)
- ... / Ломтадзе В.Д. – Л.: Недра, 1990. – 328 c. Lomtadze, V.D. Physical and mechanical properties of rocks. Laboratory research methods / Lomtadze V.D. – L.: Nedra, 1990. – 328 p. 6. ...
- Created on 20 November 2012
- 20. Experimental determination of vertical vibrating screen classification efficiency dependence on complex of dominating factors
- (Geotechnical and mining mechanical engineering, machine building)
- Authors: P.V. Levchenko, N.S. Polyakov Institute of Geotechnical Mechanics of National Academy of Science of Ukraine, Postgraduate Student, Second Category Engineer, Dnipropetrovsk, Ukraine ...
- Created on 15 November 2012