Modelling Peak-load Exploitation of Underground Gas Storage in Salt Caverns Turkish and Polish Case Studies

Author: E. Cetinkaya

Identifi cation of Rotational Torque and Power in HDD

Authors: D. Niżnik, A. Gonet

Reconstruction of Mine Accidents in a Virtual Environment

Authors: T. Winkler, D. Michalak, Ł. Jaszczyk, S. Bojara

Convex and Concave Slope Stability Analyses with Numerical Methods

Author: M. Cała

Iterative Method of Computing Pressure Loss in Horizontal Wells

Authors: Z. Gacek, A. Olajossy

The Infl uence of the Form of a Salt Mine on the Displacement of the Ground Surface

Author: G. Kortas 

The Research of Shaped Charges with Powder Liners for Geological Borehole Perforation

Authors: B. Zygmunt, Z. Wilk