发明名称 |
METHOD AND DEVICE FOR MAKING TOBACCO SMOKE FILTERS |
摘要 |
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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申请公布号 |
CA2649126(C) |
申请公布日期 |
2012.06.12 |
申请号 |
CA20072649126 |
申请日期 |
2007.04.17 |
申请人 |
FILLIGENT LIMITED |
发明人 |
STEWART, NEAL G.;MAKEPEACE, ROBERT D.;VON BORSTEL, REID W. |
分类号 |
A24B15/18;A24D3/00;A24D3/02;A24D3/06;B31C99/00 |
主分类号 |
A24B15/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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