发明名称 |
Improvements relating to tobacco smoke filter elements. |
摘要 |
<p>This invention relates to the provision in a cigarette filter element of a capsule containing a deodoriser. The capsule is resistant to the handling endured before and during smoking, yet ruptures to release or expose the deodoriser upon extinguishing of the smoked cigarette. The deodoriser may comprise neutralising or masking agents, or mixtures of both. <IMAGE></p> |
申请公布号 |
EP0649607(A2) |
申请公布日期 |
1995.04.26 |
申请号 |
EP19940306783 |
申请日期 |
1994.09.26 |
申请人 |
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED |
发明人 |
MCADAM, KEVIN GERARD;O'REILLY, ROSEMARY ELIZABETH;WARREN, NIGEL DAVID |
分类号 |
A24D3/06;A24D3/14;A24D3/16;A24D1/12;A24D3/04;(IPC1-7):A24D3/04 |
主分类号 |
A24D3/06 |
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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