Ammonium bifluoride – the perspective reagent for complex processing of mineral raw materials. The data on investigation of ammonium bifluoride processing of scheelite, wolframite, ilmenite, sphene, baddeleite, datolite, crystal quartz, goldand silver-containing technogenic waste are presented. It was stated that ammonium fluoroor …
FIELD: processing of tungsten concentrate. SUBSTANCE: manganese tungstate concentrate is subjected to chemomechanical activation in planetary-centrifugal mill in air-dry atmosphere at room temperature for 1-3 min. The resulting product is decomposed in 9-11% solution of muriatic acid in propylene carbonate at 70-80 C. EFFECT: higher …