TY - CPAPER AU - Slavomír Hredzák TI - STUDY ON PYRITE LIBERATION AT PRE-TREATMENT OF TALC RAW MATERIAL T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference PY - 2011 DO - 10.5593/sgem2011/s04.120 PB - Stef92 Technology ER -