Smoking articles having reduced carbon monoxide delivery
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United States of America Patent
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Jan 15, 2013
Grant Date -
Nov 19, 2009
app pub date -
Jul 24, 2009
filing date -
Jul 11, 2003
priority date (Note) -
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Abstract
The present invention is directed to smoking articles having reduced carbon monoxide delivery are described. A carbon monoxide reducing agent is incorporated into the smoking article in order to reduce carbon monoxide levels in mainstream smoke. The carbon monoxide reducing agent may be, for instance, in metal oxide or in metal carbonate. The carbon monoxide reducing agent may be incorporated into a wrapper and/or into a column of smokable filler that are used to construct the smoking article.
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