HYDROMETALLURGICAL TREATMENT FOR THE PURIFICATION OF WAELZ OXIDES THROUGH LIXIVIATION WITH SODIUM CARBONATE

The hydrometallurgical treatment process provides for the removal of contaminants from waelz oxide, (chlorine, sodium, potassium, sulfur and fluorin, essentially), and comprises the followings steps: lixiviation with soldium carbonate in aqueous alcalin medium, in hot conditions; solid-liquid separa...

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Bibliographische Detailangaben

Hauptverfasser:	GOICOECHEA GANDIAGA, NESTOR, DANOBEITIA SIERRA, IKER, VALLEJO OCHOA DE ALDA, JAVIER
Format:	Patent
Sprache:	eng ; fre ; spa
Schlagworte:	CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS FERROUS OR NON-FERROUS ALLOYS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TREATMENT OF ALLOYS OR NON-FERROUS METALS
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