ORE DRESSING METHOD FOR RECOVERING BASTNAESITE FROM WEATHERED RARE EARTH ORE

摘要

PROBLEM TO BE SOLVED: To provide a method for recovering bastnaesite and other rare earth oxides from complex and weathered ores containing barite, fluorites, silicates, and iron oxides, and provide collecting agents for barite, fluorites, and bastnaesite for the method.;SOLUTION: After reverse sequential flotation steps for barite and fluorites are carried out at first, floatation separation of bastnaesite is carried out.;COPYRIGHT: (C)2003,JPO