Refining of manganese oxide ores
Regeneration of caustic solutions
Regeneration of chloridizing agent from chlorination residue
Regeneration of crystalline lithium aluminates
Regeneration of cupric etchants and recovery of copper sulfate
Regeneration of liquid membrane without breaking emulsion
Regeneration of organic extractants containing .alpha.-hydroxyox
Regeneration of polythionate poisoned ion exchange resins used i
Reinforcing aluminum-based filler and rubber composition...
Reinforcing aluminum-based filler and rubber composition...
Rejuvenation of the anion exchanger used for uranium recovery
Removal and recovery of magnesium, strontium and barium from bri
Removal of 3-mercapto-4-methyl-2-pentanone from zirconium/hafniu
Removal of AlCl.sub.3 from crude TiCl.sub.4 by addition of H.sub
Removal of aluminum from ammonium molybdate solution
Removal of ammonia from sodium tungstate solutions
Removal of ammonium ion from acidic liquors
Removal of arsenic from aqueous solutions
Removal of arsenic from iron arsenic and sulfur dioxide containi
Removal of base metals and cyanide from gold-barren CIP solution