Patent ID: 6773609
Filing Date: 2004-08-10
Classification: C02F,Y02W,Y10S

Abstract:
An advanced water treatment process for bringing minute bubbles of ozone into contact with water to be treated which contains harmful substances including dioxins and PCB to carry out oxidative destruction of the harmful substances contained in the water to be treated, the advanced water treatment process comprising:mixing together ozone generated from an ozone generator and the water to be treated to obtain water to be treated which contains ozone; passing the water to be treated which contains ozone through an ozone bubble-forming device arranged in a water pipe to obtain water to be treated which contains minute bubbles of ozone, bringing the minute bubbles of ozone into contact with the water to be treated; supplying to at least one ozone treatment tank the water to be treated which contains the minute bubbles of ozone; and carrying out oxidative destruction of the harmful substances in the water to be treated.