- 41. Research on occurrence features and ways to improve the quality of productive hydrocarbon horizons demarcation
- (Content №3 2024)
- ... structure and the results of their drilling and cementing based on the analysis of electrical, pulsed neutron-neutron, acoustic and other types of loggings. The data on the spectrum of the oil and gas ...
- Created on 28 June 2024
- 42. Characteristics of elasticity, frequency, and stability of plate connecting assemblies for vibrating machines
- (Content №2 2024)
- ... of impact energy and rock-drilling efficiency in vibro-impact drilling. Journal of Energy Resources Technology, 144(2), 023201. https://doi.org/10.1115/1.4050881. 12. Kovalevska, I., Samusia, V., Kolosov, ...
- Created on 01 May 2024
- 43. Drilling wells taking into account the dynamic properties of rocks
- (Content №2 2024)
- ... interaction of the mud pressure in the drill string and the drill bit longitudinal vibrations in case of contact with the rock being destroyed while drilling using the cavitation hydraulic vibrator; comparative ...
- Created on 01 May 2024
- 44. Formation of prospecting criteria for copper-porphyry deposits based on the construction of reference models
- (Content №2 2024)
- ... Kolodnitskyi, V. M. (2022). Physical and mechanical properties of WC‒Co‒CRB2 matrices of composite diamond-containing materials sintered by vacuum hot pressing for drilling tool applications. Journal ...
- Created on 01 May 2024
- 45. Improvement of the methodology for calculating the expected drilling speed with PDC chisels
- (Content №1 2024)
- ... The patterns of destruction by the proposed diamond-hard-alloy PDC chisel of a rock mass at the bottom of the well from the parameters of the drilling regime and the hardness of the drilled rocks have ...
- Created on 29 February 2024
- 46. Influence of the rock mass structure and the blasting technique on blast results in the Heliopolis quarry
- (Content №1 2024)
- ... costs of drilling, blasting and the efficiency of all mining operations. Parameters influencing the processes of rock fragmentation during mining operations are specified. Practical value. The purpose ...
- Created on 29 February 2024
- 47. The choice of optimal methods for the development of water wells in the conditions of the Tonirekshin field (Kazakhstan)
- (Content №1 2024)
- ... Yakimechko, Y. Ya., & Fedyk, O. M. (2021). Practical use of cavitation processes in well drilling: monograph. ISBN 978-617-8003-12-8. 9. Kahuda, D., & Pech, P. (2020). A New Method for the Evaluation ...
- Created on 29 February 2024
- 48. A methodological approach to assessing the durability of welded structures of screens using SolidWorks Simulation software
- (Content №6 2023)
- ... Kabakova, L., & Livak, O. (2019). The feasibility evaluation of using cyclic thermal effect in the rock-cutting tools during drilling hard rock. E3S Web of Conferences, 109, 00026. https://doi.org/10.1051/e3sconf/201910900026. ...
- Created on 23 December 2023
- 49. Mathematical models for determining and analyzing thermal regimes in mining industry mechanism structures
- (Content №6 2023)
- ... particular, in drilling and underground compressor stations, ventilation systems and other equipment, which improves work efficiency and reduces useful energy consumption. Keywords: temperature field, ...
- Created on 23 December 2023
- 50. Efficiency and seismic safety of constructing underground structures in complex rock masses
- (Content №6 2023)
- ... contour boreholes and along the entire cross-section of working face. Based on corrected drilling and blasting operations (DBO), experimental explosions were carried out in workings. It was established ...
- Created on 23 December 2023