- 41. Justification of rational parameters for manufacturing pump housings made of fibroconcrete
- (Contens №5 2020)
- ... same time fiber concrete has density of 2200–2300 kg/m3 versus 7500–7800 kg/m3 of metal bodies, compression strength of 230–240 MPa, bending strength of 80–100 MPa. All these allow reducing thickness of ...
- Created on 30 October 2020
- 42. The character of disruption of the rocks surface during rapid cooling
- (Contens №5 2020)
- ... in the density of a cracking net on the rock surface. Originality. For the first time the development of a crack system rather than a single crack in a rock during rapid cooling was considered. The ...
- Created on 30 October 2020
- 43. Mathematical modeling of the processes of wastewater purification from phenols and rhodanides using glauconite
- (Contens №4 2020)
- ... in phenolic wastewater, a photometric method was used, based on the interaction of the rhodanides ion in an acidic medium with iron (III) chloride ions. The determination of the optical density of the ...
- Created on 30 August 2020
- 44. Influence of mechanical and thermal treatments on microstructural transformations in cast irons and properties of synthesized diamond crystals
- (Contens №4 2020)
- ... element distribution in cast iron phases, dislocation density in a solid solution, crystal lattice parameters, and others were studied. Findings. It has been shown that solid-phase auto-epitaxy is ...
- Created on 30 August 2020
- 45. Optimization of water-physical properties of sandy soils of natural-technogenic origin
- (Content №1 2020)
- ... mass of sod-podzolic sandy loam and gray loamy soils and to show their influence on the phytomass production of annual seedlings of Scotch pine and common oak. Methodology. Indicators of density, ...
- Created on 10 March 2020
- 46. Thermodynamic aspect of rock destruction
- (Content №1 2020)
- ... a series of experimental studies on the density and velocity of propagation of longitudinal and transverse acoustic waves in sandstone samples under different loading conditions. Findings. According ...
- Created on 10 March 2020
- 47. Developing a technology for treating blue-green algae biomass using vibro-resonance cavitators
- (Contens №6 2019)
- ... treatment of liquid substances of higher density and viscosity compared to water. This is exactly what allows establishing a cavitational field in the liquid substance saturated with algae. Practical ...
- Created on 23 December 2019
- 48. Control of the belt speed at unbalanced loading of the conveyor
- (Contens №6 2019)
- ... and a solution is developed which defines the value of material flow and material density at an arbitrary point of time for the given point of the transportation route. An expression is obtained which ...
- Created on 23 December 2019
- 49. Physical and chemical transformations in gas coal samples influenced by the weak magnetic field
- (Contens №6 2019)
- ... and electric fields showed that destructive processes in coal can be initiated both by electric and magnetic fields of weak density. The phase transitions and thermal effects in coal under changing temperature, ...
- Created on 23 December 2019
- 50. New approach to zone division of surface of the deposit by the degree of sinkhole risk
- (Contens №6 2019)
- ... Verification of the results of the analysis of previously performed methods and theoretical propositions to substantiate the anisotropy of the density of the rock massif is carried out. The new method ...
- Created on 23 December 2019