| 发明名称 |
IMPROVEMENTS RELATING TO TOBACCO SMOKE FILTRATION MATERIAL |
| 摘要 |
The invention relates to a method and apparatus for the downstream handling of water-soluble polysaccharide-containing extruded tobacco smoke filtration material. During conveying of the extrudate from the extruder die (2) of an extruder to a cutter (6), the extrudate is heated, shaped and cooled to provide tobacco smoke filtration material of desired dimensions and physical characteristics.
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| 申请公布号 |
CA2186585(C) |
申请公布日期 |
1999.09.21 |
| 申请号 |
CA19952186585 |
申请日期 |
1995.04.13 |
| 申请人 |
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发明人 |
BEVEN, JOHN LAWSON;CASE, PAUL DAVID;COLEMAN, MARTIN;GREIG, COLIN CAMPBELL |
| 分类号 |
A24D3/02;A24D3/08;A24D3/10;(IPC1-7):A24D3/02 |
主分类号 |
A24D3/02 |
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