发明名称 |
Smoking article and filter therefor. |
摘要 |
<p>A filter for a smoking article incorporating particles coated with platinum selectively reduces the amount of volatiles of mainstream smoking article smoke passing through the filter. The platinum may be a continuous or discontinuous coating, usually on a coating of another metal, and this coating(s) will usually encapsulate the particle substrate. This substrate may be low activity activated carbon. <IMAGE></p> |
申请公布号 |
GR3030198(T3) |
申请公布日期 |
1999.08.31 |
申请号 |
GR19990401283T |
申请日期 |
1999.05.13 |
申请人 |
ROTHMANS INTERNATIONAL SERVICES LIMITED |
发明人 |
DUKE, MARTIN GRAHAM;JOHN, EDWARD DENNIS |
分类号 |
A24D1/04;A24D3/00;A24D3/04;A24D3/16;(IPC1-7):A24D3/16 |
主分类号 |
A24D1/04 |
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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