METHOD USING SOLVENT EXTRACTION FOR SELECTIVE RECOVERY OF VALUABLE METAL FROM LITHIUM SECONDARY BATTERY WASTE MATERIAL

The present invention relates to a method that allows, from lithium secondary battery waste material powder, removal of impurities, such as iron and aluminum, by means of a solvent extraction technique and the like, and recovery of valuable metals, such as highly concentrated manganese, cobalt, nick...

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Bibliographische Detailangaben
Hauptverfasser:	YI, Youn Kyu, AN, Jeon Woong, KIM, Myong Jun
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	The present invention relates to a method that allows, from lithium secondary battery waste material powder, removal of impurities, such as iron and aluminum, by means of a solvent extraction technique and the like, and recovery of valuable metals, such as highly concentrated manganese, cobalt, nickel, and lithium, by means of selective recovery.