- 41. About the variations of geochemical composition of granitoids of the Peri-azovian megablock of Ukrainian Shield caused by tectonic activity
- (Geology)
- ... shear-system (Korsakskaya and Mangushskaya structures) finally formed in transpression, but in the periods 2.9–2.7 and 2.0–1.9 Ga they experienced transtension. Subcircular components of the system (Saltychanskaya ...
- Created on 14 January 2015
- 42. New solution of the Euler problem about a flexible body sliding over a fixed block
- (Geotechnical and mining mechanical engineering, machine building)
- ... fixed block, friction law, and law of conservation of energy. The solution shows the dependence of the tension of the flexible body on the line of contact with the block under friction, which corresponds ...
- Created on 10 July 2014
- 43. Study of senoman-kelovey ground water complex chemical composition change dynamics within the confines of the city of Kyiv by mathematical statistics methods
- (Geology)
- ... exploitation intension and geo-hydrogeological and geomorphological structure. For the first time the territory of the city of Kyiv was divided by types according to senoman-kelovey potable ground water ...
- Created on 10 July 2014
- 44. Estimation of geomechanical parameters of the “pair workings-pillar-working face” system
- (Mining)
- ... parameters of the stability assuring measures provided for a skin-to-skin development heading being driven towards advancing mining face through determining the extension of breakage zone around the longwall, ...
- Created on 11 May 2014
- 45. New paradigm of the explosion-proof power equipment loading abilities use in coal mines
- (Power supply technologies)
- ... to optimal. It indicates, that the existing nomenclature row of transformer nominal power is satisfied, and there is not extension necessity for more rational selection and transformer substations loading ...
- Created on 21 March 2014
- 46. Study of the mechanism of the directed destruction of rock by non-explosive destroying mixtures
- (Mining)
- ... Abstract: Purpose. To develop and study a new static method of rock directed destruction based on the stretching tension concentrators creation on the walls of the hole by means of special cartridge. ...
- Created on 24 December 2013
- 47. Simulation of the geomechanical processes in the block of the rock massif containing steep ore deposit excavation
- (Mining)
- ... Ukraine. Abstract: Purpose. To study the character and to find the computational solution of distribution of the field of tensions of the rock massif formed round the extraction chamber under static ...
- Created on 24 December 2013
- 48. Research of parameters of bulk solids processing by surface-active substance for air dedusting
- (Environmental safety, labour protection)
- ... – № 5. – С.764–768. Shiryaeva, N.I., Gerasimov V.K. and Vyatkin, G.P. (1995), “Determination of the contact angle, surface tension, and work of adhesion from the top-view parameters of sessile ...
- Created on 13 August 2013
- 49. Results of the studies of the impact interaction of lumpy rock mass with lining effective surface of machines
- (Geotechnical and mining mechanical engineering, machine building)
- ... “National Mining University”, Postgraduate Student, Dnepropetrovsk, Ukraine Abstract: Purpose. Defining the dependencies of tensions in the metal surface of effective unit of protective machine on ...
- Created on 13 August 2013
- 50. The improvement of method of computation of the contact normal tensions distribution at compression of rock samples
- (Geotechnical and mining mechanical engineering, machine building)
- ... of the rocks strength. The starting point of development of this method is the knowledge of the distribution regularity of contact tensions. Therefore the purpose of this work is the scientific ground ...
- Created on 13 August 2013