发明名称 |
FILTRO COM PARTICULAS SORVENTES DE FUMO |
摘要 |
A smoke filter consists of substrate threads and/or strips each pre-coated with particulate sorbent (e.g. activated carbon granules), gathered together in solid or tubular rod form e.g. within a containing sleeve. When the gathered threads and/or strips form a tubular body, this may be provided with a core. |
申请公布号 |
PT95420(B) |
申请公布日期 |
1997.08.29 |
申请号 |
PT19900095420 |
申请日期 |
1990.09.26 |
申请人 |
CIGARETTE COMPONENTS LTD. |
发明人 |
JOHN CHARLTON;PAUL FRANCIS CLARKE;ERNEST BRIAN HAYES |
分类号 |
A24D3/00;A24D3/02;A24D3/04;A24D3/08;A24D3/16;(IPC1-7):A24D3/08;B01D39/14 |
主分类号 |
A24D3/00 |
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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