发明名称 |
Incorporating smoke-modifying agents in smoking material rods |
摘要 |
A method of, and apparatus for, incorporating particulate smoke-modifying agent in a smoking material rod, wherein said agent is introduced into a flow of filamentary smoking material to the suction band of a rod making machine, the location of introduction being in the vicinity of the suction band of said machine.
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申请公布号 |
US6273093(B1) |
申请公布日期 |
2001.08.14 |
申请号 |
US19990355610 |
申请日期 |
1999.07.30 |
申请人 |
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED |
发明人 |
OLIVER RICHARD;CLARINGBOULD ANTHONY CRAIG |
分类号 |
A24B3/12;A24C5/18;(IPC1-7):A24B15/00;A24C5/00 |
主分类号 |
A24B3/12 |
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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