Removal of salts from High Alumina Secondary Product (HASP) wash water solution.
Bauxite and Alumina
Multiple filtration steps.
Filtration and washing of Ra-Ni after production. Washing of noble metal catalysts during recycling.
Removal of various impurities after leaching steps.
Removal of low soluble salts from lithium solution in the production of high purity LiCO3.
Purification of Ni electrolyte upstream of electro-winning.
Recovery of non-ferrous metal salts in weak sulfuric acid solution at smelters (APP).
Removal of salt from potassium nitrate solution ahead of crystallization.
Removal of mineral gangue solids from rare earth element rich liquor.
Filtration of Zn and Sn galvanization as well as phosphatizing bath treatment of pickling acids, filtration of rolling mill oils.
Pre and post-leach filtration. Pigment recovery from Moore filter filtrate as well as from tail gas scrubber acid, gypsum filtration from waste acid neutralization, black liquor filtration, residue leaching, salt separation in weak acid regeneration.
Filtration and washing of molecular sieves. Recovery of zeolites and molecular sieve materials after belt and vacuum filters.