CA1159742A - Filtre de fumee de tabac a rapport de captage ameliore du monoxyde de carbone et du goudron - Google Patents
Filtre de fumee de tabac a rapport de captage ameliore du monoxyde de carbone et du goudronInfo
- Publication number
- CA1159742A CA1159742A CA000424206A CA424206A CA1159742A CA 1159742 A CA1159742 A CA 1159742A CA 000424206 A CA000424206 A CA 000424206A CA 424206 A CA424206 A CA 424206A CA 1159742 A CA1159742 A CA 1159742A
- Authority
- CA
- Canada
- Prior art keywords
- smoke
- inner member
- filter
- providing
- elongated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000424206A CA1159742A (fr) | 1980-05-27 | 1983-03-22 | Filtre de fumee de tabac a rapport de captage ameliore du monoxyde de carbone et du goudron |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US153,560 | 1980-05-27 | ||
US06/153,560 US4357950A (en) | 1980-05-27 | 1980-05-27 | Tobacco smoke filter having improved tar/carbon monoxide ratio |
CA000361646A CA1147629A (fr) | 1980-05-27 | 1980-10-06 | Filtre de fumee de tabac a captage ameliore du goudron en proportion du monoxyde de carbone |
CA000424206A CA1159742A (fr) | 1980-05-27 | 1983-03-22 | Filtre de fumee de tabac a rapport de captage ameliore du monoxyde de carbone et du goudron |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1159742A true CA1159742A (fr) | 1984-01-03 |
Family
ID=27166837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000424206A Expired CA1159742A (fr) | 1980-05-27 | 1983-03-22 | Filtre de fumee de tabac a rapport de captage ameliore du monoxyde de carbone et du goudron |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1159742A (fr) |
-
1983
- 1983-03-22 CA CA000424206A patent/CA1159742A/fr not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |