Process for separation of bastnaesite from weathered...

Details Process for separation of bastnaesite from weathered... Process for separation of bastnaesite from weathered...

B - Operations, Transporting

03

D

B03D 1/00 (2006.01) B03D 1/006 (2006.01) B03D 1/01 (2006.01) B03D 1/012 (2006.01) B03D 1/014 (2006.01) C22B 3/00 (2006.01)

Patent

CA 2415988

The present invention provides a process for the recovery of bastnaesite and other minerals containing rate earth oxide from complex, weathered ores containing barite, borite, fluorites and/or barite, fluorites, silicates and iron oxides, and comprises reverse barite flotation using a barite collector containing the following individual reagents: 1. petroleum sulphonate 30-40 % by weight 2. sulphosuccinate 30-40 % by weight 3. sulphosuccinamate 30-40 % by weight

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