METHOD FOR TREATING WASTEWATER CONTAINING REDUCTIVE SULFUR COMPONENT

PROBLEM TO BE SOLVED: To provide a method for treating wastewater containing reductive sulfur components that can treat wastewater such as slag leachate and exhaust gas desulfurization water containing reductive sulfur components, at a low cost while suppressing formation of hydrogen sulfide gas.SOL...

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Bibliographische Detailangaben
Hauptverfasser:	TAKAHASHI KATSUNORI, YAO YASUKO
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS METALLURGY TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for treating wastewater containing reductive sulfur components that can treat wastewater such as slag leachate and exhaust gas desulfurization water containing reductive sulfur components, at a low cost while suppressing formation of hydrogen sulfide gas.SOLUTION: In the method for treating wastewater containing reductive sulfur components, wastewater containing reductive sulfur components and blast furnace smelting water are mixed, and the obtained mixed liquid of the wastewater and the blast furnace smelting water is kept in a range of 15-80°C in the presence of oxygen.