Rotary kiln

Heating – Tumbler-type rotary - drum furnace – Having structure agitating or controlling the motion of the...

Reexamination Certificate

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Details

C432S103000, C432S108000, C034S201000, C034S219000

Reexamination Certificate

active

06860735

ABSTRACT:
Disclosed is a rotary kiln that can be used efficiently in drying, dry distillation and incineration of various garbage and industrial wastes.The rotary kiln comprises a cylindrical furnace body (10) disposed to incline at a small angle from the horizontal plane, a cylindrical contact heater (20) supported in the furnace body (10), a rotation drive means (30) that drives the furnace body (10) and the contact heater (20) to rotate, a waste charging port (61), a processed material discharging port (18), a combustion gas supply means (40) that supplies a combustion gas into the cylindrical contact heater (20) and a combustion gas introducing means (50) that guides the combustion gas through the contact heater (20) from a distal end to a proximate end thereof, and then guides the combustion gas through a space (S) between the contact heater (20) and the furnace body (10) from the proximate end to the distal end, thereby to charge.

REFERENCES:
patent: 2971265 (1961-02-01), Young
patent: 4600379 (1986-07-01), Elliott
patent: 5522158 (1996-06-01), Swanson
patent: 5538340 (1996-07-01), Brashears
patent: 5906483 (1999-05-01), Zhou
patent: 6363625 (2002-04-01), Niemi
patent: 45-29726 (1945-09-01), None
patent: 58-9181 (1958-01-01), None
patent: 9-506964 (1997-07-01), None

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