Patent ID: 6742284
Filing Date: 2004-06-01
Classification: A24B,F26B,Y02B,Y02P,Y10S

Abstract:
A drying system comprising:a drying chamber wherein a drying air is converted into a return air; a dryer comprising: an inlet for providing the drying air; a drying air pathway through which the drying air flows; a return air pathway through which the return air flows; a heat recovery heat pipe intersecting the drying air pathway and the return air pathway, wherein the heat recovery heat pipe actively transfers heat from the return air to the drying air; a heat source for heating the drying air, wherein the heat source comprises a furnace that emits a flue gas, the system further comprising: a flue gas pathway connecting the furnace and the return air pathway; the system wherein the heat pipe transfers heat from the flue gas to the drying air; and an outlet for exhausting the return air; a supply route for connecting the drying air pathway to the drying chamber; and a return route for connecting the drying chamber to the return air pathway.