TY - CPAPER AU - Krzysztof Wierzchowski AU - Joanna Calus Moszko AU - Barbara Bialecka TI - PRELIMINARY ASSESSMENT OF THE POSSIBILITIES OF CONCENTRATING THE RARE EARTH METALS BY FLOTATION FROM THE POWER PLANT ASHES 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 - 973 EP - 978 DO - 10.5593/sgem2017/11/s04.124 PB - STEF92 Technology ER -