Purifier comprising a photocatalytic filter
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United States of America Patent
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Nov 1, 2011
Grant Date -
Mar 17, 2011
app pub date -
Jul 17, 2008
filing date -
Aug 8, 2007
priority date (Note) -
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Abstract
The present invention relates to a gas purifier containing a filtering media having a photocatalytic action, a system for illuminating said media with UV radiation, a time-delay means or a volatile organic compound analyzer, and a means for automatically adjusting the speed of the gas passing through the media or for adjusting the intensity of the UV illumination, said adjusting being carried out as a function of the time determined by the time-delay means or as a function of the content of a volatile organic compound analyzed by the analyzer.
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