| 摘要 |
PURPOSE: The speed of screws installed inside of a furnace body is varied to adjust remaining time of burned gas in the furnace and to prevent back flow of gas. CONSTITUTION: A burning furnace comprises a plurality screws in a furnace body(20). The furnace body is composed of a flexible body of a carbon fiber and a plurality of screws of ceramic material inside of the flexible body. The flexible body is positioned in inner circumference of the furnace body. Sludges are introduced through an introducing port(15), and moves to a burning furnace(10). The burned material is discharged through a discharging device(14). Burning time is adjusted by controlling the speed of the screw preventing back flow of gas and incomplete burning.
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