Patent ID: 6510859
Filing Date: 2003-01-28
Classification: B08B,H01L,Y10S

Abstract:
A cleaning and drying apparatus for an object to be treated, comprising:a cleaning chamber defined by a processing bath storing a chemical liquid or a rinsing liquid, for washing the object therein; a drying chamber defined by a container, for drying the object; a chemical source for supplying chemical liquid for eliminating natural oxidation film from the object to the processing bath; a rinse source for supplying rinsing liquid to the processing bath; a rinse supplying pipeline connecting the rinse source with the processing bath; an ozone water generating mechanism, provided on the rinse supplying pipeline, for generating ozone water for forming protective oxidation film on the object; and a chemical supplying pipeline connecting the chemical source with the processing bath, wherein the chemical supplying pipeline is joined to the rinse supplying pipeline so as to supply the processing bath with either the mixture liquid consisting of the chemical and the rinsing liquid or the rinsing liquid selectively, and wherein the ozone water generating mechanism is located in the rinse supplying pipeline between the rinse source and a junction where the chemical supplying pipeline is joined to the rinse supplying pipeline.