Patent ID: 6162734
Filing Date: 2000-12-19
Classification: C23C,Y10S

Abstract:
A processing system for treatment of semiconductor pieces with a vaporous mixture, comprising:a processing vessel which substantially defines a processing chamber;at least one liquid source for providing a source liquid used in producing the vaporous mixture;at least one vapor generator; said at least one vapor generator having:a vapor generator evaporation chamber;a source liquid metering supply for supplying a metered amount of source liquid from the at least one liquid source to the evaporation chamber;a vapor generator feed gas supply through which a controlled amount of at least one feed gas is supplied to the vapor generator for mixing in the evaporation chamber;at least one processing chamber vapor supply in fluid communication with at least one vapor generator to receive at least one vapor generator outflow stream therefrom; the at least one processing chamber vapor supply serving to supply a processing chamber vapor mixture to the processing chamber.