CA941702A - Tobacco smoke filter material - Google Patents
Tobacco smoke filter materialInfo
- Publication number
- CA941702A CA941702A CA090,483A CA90483A CA941702A CA 941702 A CA941702 A CA 941702A CA 90483 A CA90483 A CA 90483A CA 941702 A CA941702 A CA 941702A
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84938469A | 1969-08-12 | 1969-08-12 | |
US3362170A | 1970-05-01 | 1970-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA941702A true CA941702A (en) | 1974-02-12 |
Family
ID=26709919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA090,483A Expired CA941702A (en) | 1969-08-12 | 1970-08-11 | Tobacco smoke filter material |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA941702A (en) |
CH (1) | CH577278A5 (en) |
DE (1) | DE2039406A1 (en) |
GB (1) | GB1319636A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8712617D0 (en) * | 1987-05-28 | 1987-07-01 | British American Tobacco Co | Tobacco smoke filters |
CN104705785B (en) * | 2015-01-23 | 2019-01-01 | 南通醋酸纤维有限公司 | A kind of cellulose acetate particle aggregate and the preparation method and application thereof |
-
1970
- 1970-08-06 GB GB3800470A patent/GB1319636A/en not_active Expired
- 1970-08-07 DE DE19702039406 patent/DE2039406A1/en active Pending
- 1970-08-11 CA CA090,483A patent/CA941702A/en not_active Expired
- 1970-08-12 CH CH1210370A patent/CH577278A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH577278A5 (en) | 1976-07-15 |
GB1319636A (en) | 1973-06-06 |
DE2039406A1 (en) | 1971-03-11 |
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