Method for photooxidation of carbon monoxide in gas phase to carbon dioxide
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United States of America Patent
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Jun 24, 2014
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May 13, 2010
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Apr 28, 2008
filing date -
May 7, 2007
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Abstract
The invention provides a method for oxidizing carbon monoxide present in an oxygen-containing gas phase to carbon dioxide which comprises: adsorbing the carbon monoxide onto porous silica; and irradiating the porous silica with ultraviolet ray. In the invention, mesoporous silica or amorphous silica is used as the porous silica. In particular, silica gel that is amorphous silica is preferably used.
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