TREATMENT OF WASTE CONTAINING ORGANIC MATERIAL CONTAINING HALOGEN ELEMENT AND METAL

PURPOSE:To treat waste contg. org. material contg. halogen element and metals radionally by charging said waste into a fluidized bed decomposing furnace and fluidizing the waste in the high temp. reducing atmosphere formed in the furnace thereby decomposing org. materials thermally and absorbing the...

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Hauptverfasser: SAITOU HIROJI, SUGIURA SHIYUUSAKU
Format: Patent
Sprache:eng
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Zusammenfassung:PURPOSE:To treat waste contg. org. material contg. halogen element and metals radionally by charging said waste into a fluidized bed decomposing furnace and fluidizing the waste in the high temp. reducing atmosphere formed in the furnace thereby decomposing org. materials thermally and absorbing the generated halogen element-contg. materials in the metals. CONSTITUTION:Waste contg. org. material contg. halogen element and metals is charged into a fluidized bed decomposing furnace 1 through its charging port 3 and carbonaceous materials are charged through a charging port 11. The vortex gases formed in a vortex chamber 9b are fed into the furnace 1 to fluidize the charging mateials in the high temp. reducing atmosphere of 450-650 deg.C in the furnace 1. The og. materials are thermally decomposed and the materials contg. halogen element in the product of the thermal decomposition are absorbed in the metals. The remaining thermally decomposed components are recovered through a recovering duct 12 in the upper part of the furnace 1 and the metals are recovered through a metal recorvering port 9 in the lower part of the furnace 1.