Pollutant decomposition device
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United States of America Patent
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Jun 8, 2010
Grant Date -
Oct 27, 2005
app pub date -
Mar 20, 2003
filing date -
Mar 20, 2002
priority date (Note) -
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Abstract
Pollutant decomposition device, including at least one outer transparent sheet and at least one inner transparent sheet being arranged such that a gap is formed between them and such that the gap is in communication with a surrounding gaseous composition on one side of the device such that the gaseous composition can pass through the gap. The device further including a photocatalyst arranged in the gap for depolluting the gaseous composition that pass through the gap. To obtain optimum decomposition efficiency the outer transparent sheet has a high degree of ultraviolet transmittance compared with the inner transparent sheet.
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