SUBSTRATE TREATING APPARATUS AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
PROBLEM TO BE SOLVED: To enable the entire inner wall of a gas output means such as a nozzle to be cleaned by cleaning gas. SOLUTION: When cleaning the insides of a plurality of nozzles, cleaning gas is supplied to at least one of the plurality of nozzles, inert gas is supplied to nozzles whose clea...
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Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To enable the entire inner wall of a gas output means such as a nozzle to be cleaned by cleaning gas. SOLUTION: When cleaning the insides of a plurality of nozzles, cleaning gas is supplied to at least one of the plurality of nozzles, inert gas is supplied to nozzles whose cleaning is not ended yet, and the inert gas is supplied to the nozzle whose cleaning is ended. Then, under the treatment state, the cleaning gas is supplied to another nozzle and the inert gas is supplied to the nozzles whose cleaning is not ended yet. COPYRIGHT: (C)2010,JPO&INPIT |
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