METHOD AND DEVICE FOR MAKING TOBACCO SMOKE FILTERS
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United States of America Patent
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N/A
Issued Date -
Jan 29, 2009
app pub date -
Apr 17, 2007
filing date -
Apr 17, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A composition useful for treating the substrate of a tobacco smoke filter. A tobacco smoke filter comprising one or more than one free porphyrin or one or more than one free metal phthalocyanine. A seamless tobacco smoke filter (80, 90) comprising a first segment and a second segment. A device (110) for making a tobacco smoke filter from tobacco smoke filter substrate comprising a rod maker machine (112) and an applicator (120) for applying one or more than one additive intermittently to the substrate in a plurality of spaced bands.
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