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Patrycja Łechtańska
Faculty of Process and Environmental Engineering, Lodz University of Technology, ul. Wólczańska 175, 90-924 Łódź, Poland, phone +48 42 631 37 95, fax +48 42 636 81 33
Grzegorz Wielgosiński
Faculty of Process and Environmental Engineering, Lodz University of Technology, ul. Wólczańska 175, 90-924 Łódź, Poland, phone +48 42 631 37 95, fax +48 42 636 81 33