Wastewater treatment method

At anaerobic treatment of wastewaters from forestry industries there is the problem, that the wastewaters contain toxically acting complexing agents. According to the invention this problem is solved by the addition of a metal selected from the group iron, calcium, magnesium and aluminium.

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Hauptverfasser:	WELANDER, THOMAS GUNNAR, ANDERSSON, PER-ERIK
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY METALLURGY TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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creator	WELANDER, THOMAS GUNNAR ANDERSSON, PER-ERIK
description	At anaerobic treatment of wastewaters from forestry industries there is the problem, that the wastewaters contain toxically acting complexing agents. According to the invention this problem is solved by the addition of a metal selected from the group iron, calcium, magnesium and aluminium.
format	Patent
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language	eng ; fre ; ger
recordid	cdi_epo_espacenet_EP0159298A1
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subjects	CHEMISTRY METALLURGY TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
title	Wastewater treatment method
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