CA651163A - Tobacco smoke filter material - Google Patents
Tobacco smoke filter materialInfo
- Publication number
- CA651163A CA651163A CA651163A CA651163DA CA651163A CA 651163 A CA651163 A CA 651163A CA 651163 A CA651163 A CA 651163A CA 651163D A CA651163D A CA 651163DA CA 651163 A CA651163 A CA 651163A
- Authority
- CA
- Canada
- Prior art keywords
- filter material
- tobacco smoke
- smoke filter
- tobacco
- smoke
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA651163T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA651163A true CA651163A (en) | 1962-10-30 |
Family
ID=35939807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA651163A Expired CA651163A (en) | Tobacco smoke filter material |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA651163A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4180536A (en) * | 1978-03-13 | 1979-12-25 | Celanese Corporation | Process for extruding plasticized open cell foamed cellulose acetate filters |
US4282890A (en) * | 1978-03-13 | 1981-08-11 | Celanese Corporation | Open cell structure foamed cellulose acetate filters |
-
0
- CA CA651163A patent/CA651163A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4180536A (en) * | 1978-03-13 | 1979-12-25 | Celanese Corporation | Process for extruding plasticized open cell foamed cellulose acetate filters |
US4282890A (en) * | 1978-03-13 | 1981-08-11 | Celanese Corporation | Open cell structure foamed cellulose acetate filters |
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