Patent ID: 6745705
Filing Date: 2004-06-08
Classification: F23J,F23L

Abstract:
A furnace comprising:a firebox; at least one discharge device disposed at a lower end of said firebox for dry ash from a combustion chamber of said firebox; a continuous-flow conveyor, in the form of a vibrating conveyor, disposed below said discharge device for receiving and removing discharged ash in a dry state, wherein said conveyor is provided with a vibrating trough that is open toward said at least one discharge device, and wherein said vibrating trough forms an upper wall of an air receiver that adjoins said firebox; means for cooling said ash with air, wherein cooling air is utilized as preheated combustion air for said firebox, and wherein a base of said vibrating trough is provided with nozzle openings for the passage of cooling air; and a blower, wherein said air receiver is connected to said blower.