EXHAUST GAS TREATING DEVICE AND WASTE TREATING DEVICE

摘要

PROBLEM TO BE SOLVED: To stabilize the hygroscopicity of a dechlorinated residue and keep it low where no problem is caused in the exhaust gas treatment by the burning and melting of waste. SOLUTION: A furnace for burning the combustible matter of waste, etc., and discharging the molten slag and exhaust gas and a means on the downstream side of the furnace for supplying a dechlorinating agent to the exhaust gas freed from dust and removing the chlorine in the exhaust gas to obtain a dechlorinated residue are furnished to the dry exhaust gas treating device. Further, an assistant tank 16 for supplying diatomaceous earth along with slaked lime and a control part 23 for increasing or decreasing the supply of the diatomaceous earth in accordance with the chlorine concn. in the dechlorinated residue in a dechlorination tank 22 are furnished.