FILTRATION METHOD FOR NON-DEAIRED LIQUID
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United States of America Patent
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Issued Date -
May 30, 2013
app pub date -
Feb 23, 2011
filing date -
Mar 1, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed is a filtration method that extends filter life and achieves high filtration efficiency, and also abrasive slurry produced by the method. In this filtration method, deaired solvent is passed through a filter before a non-deaired liquid is filtered by the filter, after which the filter is used for filtering.
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