Statistical modelling of comminution process

Author: H. Otwinowski

Optimisation in natural gas transmission network

Author: A. Osiadacz

The influence of the rate of mining operations on the development of subsidence troughs

Author: J. Litwiniszyn

An analytical assessment of loading process for cutting elements of longwall cutter-loader

Author: K. Krauze

Rock and gas outbursts

Authors: M. Gawor, J. Litwiniszyn, J. Rysz, A. Z. Smolarski

Unsteady states of temperatures in surface coolers of air

Authors: K. Filek, B. Nowak, J. Roszkowski