Patent ID: 6202318
Filing Date: 2001-03-20
Classification: B08B,H01L,Y10S

Abstract:
A system for processing wafers and cleaning wafer cassettes comprising a work cell wherein the work cell comprises:a plurality of processing stations for processing wafers;a cleaning station for receiving and delivering wafers to and from a wafer cassette and for cleaning a wafer cassette;a transfer mechanism for moving wafers between the plurality of processing stations and the cleaning station; andwherein the cleaning station comprises:a housing forming an interior chamber,an exterior door forming a portion of the housing for providing access to the interior chamber,an exhaust formed on a portion of the housing,an interior door forming a portion of the housing for providing access to the interior chamber, anda plurality of gas nozzles attached to a portion of the housing for delivering a sweeping gas to the interior chamber and over a wafer cassette placed within the interior chamber and to the exhaust for removal from the interior chamber.