- 41. Numerical simulation of the open pit stability based on probabilistic approach
- (Content №6 2021)
- ... 19. Shcherbakov,P., Sarybayev,N., Tymchenko,S., Moldabayev,S., & Bitimbayev,M. (2021). Mathematical model to optimize drilling-and-blasting operations in the process of open-pit hard rock mining. Mining ...
- Created on 29 December 2021
- 42. Choosing injectable solution for auger technology of underground space protection against pollution
- (Content №5 2021)
- ... shield consists of pilot holes made by the horizontal directional drilling, which is followed by the arrangement of a waterproof layer by replacing the soil with auger by special concrete solution. Methodology. ...
- Created on 29 October 2021
- 43. Surface modelling by geoid determination for flood control of Ewekoro limestone deposit (Nigeria)
- (Content №5 2021)
- ... the quarry face will be better controlled by creating a sump at the lowest point on the elevation maps and controlled drilling to give better aeration. Keywords: Limestone deposit, GPS-levelling, geoid ...
- Created on 29 October 2021
- 44. New methods for preventing crumbling and collapse of the borehole walls
- (Content №4 2021)
- ... material increases the contact area of the metal shell with the rock, which collapses increasing the stability of the borehole walls. Keywords: drilling, drilling fluids, bath, cavern, crumbling, collapse, ...
- Created on 23 August 2021
- 45. Evaluation of hydraulic power of drilling string with a cavitation hydrovibrator
- (Content №3 2021)
- ... amplitude on dissipative losses, made it possible to obtain an acceptable agreement with the drilling experimental data as well as: - to determine the peak to peak (from 43.5 to 9.8 kW) and average (from ...
- Created on 23 June 2021
- 46. Automation of the control process by the shearer drum in terms of coal seam hypsometry
- (Content №3 2021)
- ... rock geological structure for exploratory drilling. E3S Web of Conferences, 123, 01037. https://doi.org/10.1051/e3sconf/201912301037. 8.Morkun, V., Morkun, N., Tron, V., Paraniuk, D., & Sulyma, T. ...
- Created on 23 June 2021
- 47. Control of density and velocity of emulsion explosives detonation for ore breaking
- (Content №2 2021)
- ... it possible to prevent the occurrence of failures at the explosion of charges in boreholes during ore breaking. Keywords:drilling-and-blasting operations, emulsion explosives, detonation velocity, charge ...
- Created on 29 April 2021
- 48. The optimal method for assessing gas reserves based on the calculation of gas hydrodynamic parameters
- (Content №2 2021)
- ... Al Maari Majd (2017). To the question about geological and environmental problems of exploration and operational drilling for oil and gas. International Educational Applied Scientific Research Journal ...
- Created on 29 April 2021
- 49. Choosing a servicing company’s strategy while interacting with freight owners at the road transport market
- (Content №1 2021)
- ... with applications in the oil and gas drilling equipment industry. Transportmetrica A: Transport Science, 16(3), 1574-1603. https://doi.org/10.1080/23249935.2020.1758235. 13. Chen, H., Lam, J.S.L., & ...
- Created on 05 March 2021
- 50. Geological and mining-engineering peculiarities of implementation of hydromechanical drilling principles
- (Content №1 2021)
- ... of wells by development and introduction of progressive methods and techniques. Methodology. Analysis of the peculiarities of the modernized hydromechanical drilling devices in terms of rock breaking is ...
- Created on 05 March 2021