Patent ID: 6161300
Filing Date: 2000-12-19
Classification: H01L,Y10S

Abstract:
Alcohol vapor dryer system comprising:a vapor generating chamber of cylindrical shape containing liquid alcohol supplied from an outer source and including a fan installed above the surface of the liquid alcohol;a heating means installed below the vapor generating chamber for heating the liquid alcohol contained in the vapor generating chamber at a temperature lower than the boiling point of the liquid alcohol;a process chamber communicated with the vapor generating chamber through a plurality of fluid ducts, and comprising a body and a cover plate for covering the body, said body is provided with a jig for holding workpieces to be dried and multiple spraying pipes on which a plurality of through holes are formed;a gas supplying means for generating heated nitrogen gas and for supplying the gas in order to transfer the heated nitrogen gas and the alcohol vapors to the fluid ducts which are connected to the process chamber;a drain vessel which communicates with the bottom of the body of the process chamber and also with the bottom of the vapor generating chamber, for receiving a mixture of the alcohol vapors drained from the process chamber and from the vapor generating chamber and for cooling the mixture to a predetermined temperature before the mixture being discharged; anda suction means having two ends wherein one of the ends being connected to the drain vessel for quickly drying the alcohol vapors remaining in the process chamber and the condensed liquid alcohol on the workpieces and the jig.