Patent ID: 6669809
Filing Date: 2003-12-30
Classification: H01L

Abstract:
An apparatus for removing a coating film comprising:a chemical rinse nozzle having an opening ejecting, over a first range, a chemical dissolving a coating film around the perimeter of an end surface of a substrate formed with the coating film; and a slit type blow nozzle having a slit opening ejecting, at high pressure over a second range, gas to the substrate so as to remove the coating film dissolved by the chemical from the substrate, wherein, the second range covered by the blow nozzle is greater than the first range covered by the rinse nozzle, the chemical rinse nozzle comprises a slit type chemical rinse nozzle having an opening in slit form, the slit type chemical rinse nozzle is arranged between the slit type blow nozzle and the end of the substrate the slit type chemical rinse nozzle and the slit type blow nozzle is of integrated nozzle construction, and the integration of the slit type chemical rinse nozzle and the slit type blow nozzle by being separated by a common partition comprises a slit type chemical rinse and blow nozzle provided with a slit opening ejecting the gas and the chemical independently.