| abstract |
(57) [Problem] To provide a method and an apparatus for decomposing and detoxifying these harmful organic compounds present in incineration exhaust gas, incinerator bottom ash, fly ash, or soil. SOLUTION: A harmful organic compound such as a harmful organic halogen compound, a harmful organic nitrogen compound, a harmful organic sulfur compound, a harmful organic phosphorus compound or a waste containing these harmful organic compounds is converted into an oxidizing agent such as oxygen or air. Decomposition and detoxification treatment in molten salt in the presence of The salt after the treatment is purified and regenerated, and reused as a molten salt when a new harmful organic compound is decomposed and detoxified in the molten salt. Wastes containing harmful organic compounds include gaseous wastes such as incineration exhaust gas, river water containing harmful organic compounds, groundwater, Liquid waste such as wastewater and solid waste such as incineration ash, fly ash and soil containing harmful organic compounds are targeted. |