| 摘要 |
PROBLEM TO BE SOLVED: To prevent the leakage of the air into a gasifying furnace from a dust supply chute for supplying the waste. SOLUTION: This fluidized bed type gasifying furnace comprising the gasifying furnace with a fluidized bed for thermally decomposing the waste and gasifying the same, the dust supply chute for supplying the waste into the gasifying furnace, and a fluidizing air supplying line for supplying the fluidizing air to the fluidized bed, further comprises a communication pipe for mixing a part of the air in the dust supply chute to the fluidizing air supply line, and a flow rate adjustment valve for adjusting the air mixed in the fluidizing air supply line. A seal device for sealing the air in the dust supply chute is further mounted in the fluidized bed type gasifying furnace. COPYRIGHT: (C)2004,JPO
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