PRETREATMENT FOR THICKENING OF WASTE ZINC WATER

PURPOSE:To decrease an alkali agent to be used by adjusting the pH of waste strong acidic zinc water contg. aluminum ion to 5.5-6.5, and adjusting the pH to 3.5-5.5 after removal of the generated flocs thereby thickening the zinc component. CONSTITUTION:Original water having

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Bibliographische Detailangaben
Hauptverfasser:	KATAYAMA MASAYOSHI, WATANABE YOSHIHIRO, MATSUBARA HIDEYOSHI
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 TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	PURPOSE:To decrease an alkali agent to be used by adjusting the pH of waste strong acidic zinc water contg. aluminum ion to 5.5-6.5, and adjusting the pH to 3.5-5.5 after removal of the generated flocs thereby thickening the zinc component. CONSTITUTION:Original water having