ABSTRACT
The increase of an overall performance of mines requires consecutive and economically justified complex change of coal extraction technologies according to possibilities given by the modern mechanized longwall sets. The important direction of research in order to increase the economic parameters to uncover the internal unused opportunities to influence the quantity and quality of extracted coal. Intensification of coal production is a prime task for the Ukrainian coal industry. The increase of mines’ capacity is possible to achieve in two ways: intensive and extensive.
