TREATMENT SOLUTION SUPPLY METHOD, NON-TRANSITORY COMPUTER STORAGE MEDIUM AND TREATMENT SOLUTION SUPPLY APPARATUS
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United States of America Patent
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Issued Date -
May 9, 2013
app pub date -
Oct 29, 2012
filing date -
Nov 4, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A treatment solution supply method of the present invention is for supplying a treatment solution from a treatment solution supply source to a treatment solution supply unit supplying the treatment solution to a substrate, wherein a supply pipe connected to the treatment solution supply unit is provided with a filter collecting foreign matter in the treatment solution and not allowing the foreign matter to be released therefrom, and the treatment solution flowing in the supply pipe is caused to pass through the filter in a reciprocation manner at least one time and then supplied to the treatment solution supply unit, so that the foreign matter in the treatment solution can be sufficiently removed and the collected foreign matter never mixes again into the treatment solution.
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