1. VSB - Technical University of Ostrava, Faculty of Metallurgy and Materials Science; 17. listopadu 15 708 33 Ostrava Czech Republic
2. TU Bergakademie Freiberg; Bernhard von Cotta Str. 4 09596 Freiberg Germany
3. Silesian University of Technology; Krasinskiego 8 40-019 Katowice Poland
4. U. S. Steel Kosice; s.r.o., Vstupny areal U. S. Steel 044 54 Kosice Slovak Republic