Controlled pH stripping of uranium from amines
D. J. Crouse, Oak Ridge National Laboratory Chemical Technology Division Chemical Development Section C., U.S. Atomic Energy Commission
Oak Ridge National Laboratory, 1960 - Science - 26 pages
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0.06 M Alamine Alamine 336 amine extracts ammonia ammonium hydroxide ammonium sulfate solution BATCH STRIPPING TESTS bis(l-nonyldecyl)amine calcination carbonate reservoirs carbonate strip solution CH2 CH2 CH2 circuit was batchwise continuous runs controlled pH stripping Data for Continuous effect of pH Effect of Sulfate emulsions entrainment filtrate g of uranium Hydrolysis isotherm kerosene—3 lb per pound ml/min Mo S04 PH Molybdenum Stripping NH4OH octyl)amine PH Extraction System pH range phase separation physical operation pound of U308 raffinate recycled from filter Repulped 20 ll0 Repulped l 850 S04 PH Extraction S04 U Mo sampled at shutdown separation from molybdenum sodium carbonate addition SODIUM CARBONATE SOLUTION sodium chloride sodium hydroxide solu Solution recycled solvent stage mixer Stage Organic Aqueous stage was controlled steady-state data stripping and precipitation stripping uranium sulfuric acid tertiary amines tion tri(iso tri(iso-octyl uranium per liter uranium precipitation Uranium Product uranium stripping section URANIUM STRIPPING Stage uranium was stripped