Patent ID: 6460269
Filing Date: 2002-10-08
Classification: H01L

Abstract:
A wafer dryer for use with a wafer loading means, said wafer dryer comprising:a revolving chamber having a wall, said chamber having an interior and an exterior; a support mounted on an upper part of said wall of said chamber, wherein said support is adapted to support the wafer loading means in said chamber; an external heater surrounding an upper portion of said exterior of said chamber and operable to heat said chamber; a revolving spray nozzle disposed in said chamber and having a lower end; a source gas supply tank; a source gas supply pipe connecting said source gas supply tank to said lower end of said revolving spray nozzle; an internal heater mounted below said source gas supply tank and operable to heat said source gas supply tank; a fixed base disposed below said internal heater; a pumping line which passes through said fixed base; and a chamber revolving unit operable to rotate said chamber about said fixed base.