A METHOD FOR THE REMOVAL OF CALCIUM FROM A ZINC PROCESS SULFATE SOLUTION

The invention relates to a method for removing calcium from a sulfate solution in the zinc production process. Calcium is removed as an anhydrate from the raw solution coming from concentrate or ore leaching before the solution purification stages.

Bibliographische Detailangaben

1. Verfasser:	PANU TALONEN
Format:	Patent
Sprache:	eng ; spa
Schlagworte:	APPARATUS THEREFOR CHEMISTRY COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FERROUS OR NON-FERROUS ALLOYS INORGANIC CHEMISTRY METALLURGY PRETREATMENT OF RAW MATERIALS PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY ORREFINING OF METALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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