发明名称 |
FILTRO PARA UM CIGARRO OU OUTRO ARTIGO PARA FUMAR, ARTIGO PARA FUMAR, E, MÉTODO PARA PRODUÇÃO DE UM FILTRO PARA UM CIGARRO OU OUTRO ARTIGO PARA FUMAR |
摘要 |
<p>A filter for a cigarette comprises a porous fitter rod and a material sheet wrapped around the filter rod and a cellulose acetate thread formed from substantially uncrimped cellulose acetate filaments. The cellulose acetate thread is positioned within the filter rod and extends along the central axis of the filter rod.</p> |
申请公布号 |
BRPI0814050(A2) |
申请公布日期 |
2015.01.06 |
申请号 |
BR2008PI14050 |
申请日期 |
2008.06.27 |
申请人 |
BRITISH AMERICAN TOBACCO ( INVESTMENTS ) LIMITED |
发明人 |
JOHN ROGER SAMPSON;DAVID LEWIS |
分类号 |
A24D3/02 |
主分类号 |
A24D3/02 |
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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