TY - CPAPER AU - Jacek Feliks AU - Marcin Mazur TI - SAFETY SYSTEMS AGAINST METALLIC CONTAMINATIONS IN FEED MATERIAL T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining PY - 2017 SP - 1043 EP - 1050 DO - 10.5593/sgem2017/11/s04.133 PB - STEF92 Technology ER -