ORGANIC WASTE DISPOSAL METHOD

摘要

PROBLEM TO BE SOLVED: To suppress exhaust of ozone to the outside of an organic waste disposal facility by recycling the ozone except the solubilization process of organic waste in the pre-stage of methane fermentation. SOLUTION: In this organic waste disposal method, the ozone treatment 3 is carried out in the preceding stage of a biological treatment step 7. Ozone used and exhausted in the ozone treatment can be blown in the preceding or subsequent stage of biological denitrification treatment 17.