WATER TREATMENT METHOD AND WATER TREATMENT SYSTEM
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Nov 10, 2016
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Dec 22, 2015
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Abstract
A water treatment method according to the present invention is a water treatment method in which oil is membrane-separated from water to be treated containing the oil and ferrous ions, the water treatment method including an oxidation step of oxidizing the ferrous ions in the water to be treated, and a filtration step of membrane-filtering the water to be treated after the oxidation step. In the oxidation step, a pH of the water to be treated is adjusted to 6 to 9, and an oxidation-reduction potential of the water to be treated is adjusted to 450 to 750 mV.
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