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S. V. Borshchevskyi,K. M. Labinskyi,S. Yu. Halechko    

The basic ways on increase durability and hydroproof properties concrete fastening, promoting organization w?terleaks are considered at shaft vertical sinking of mines by development resources-protect technologies of shaft sinking. The questions of incre... see more


Yu. V. Popov    

The article considers the ways of changing the supply of the axial fans in the heat-carrier cooling systems in the engines of diesel locomotives. A new way of the supply regulation has been provided, a description of its work from the point of view of au... see more


O. L. Marenych,O. O. Marenych    

In this article the following problem has been considered: ways of power factor increase for electric drives installed at the railway machinery repair enterprises with taking into account the specific conditions of technological processes.


O. O. Marenych    

In this article the following problem has been considered: ways of efficiency increase for electric drives installed at the railway machinery repair enterprises taking into account the specific conditions of technological processes.


D. Yu. Kolesnyk,V. H. Sychenko,P. M. Koval    

The surveying article is devoted to generalization of the published lately works devoted to chemical corrosion of concrete. The attempt of exposure of basic conformities to the law of degradation of cement stone and participation in this process of carbo... see more