CH543245A - Cigarette filters - Google Patents
Cigarette filtersInfo
- Publication number
- CH543245A CH543245A CH1702672A CH1702672A CH543245A CH 543245 A CH543245 A CH 543245A CH 1702672 A CH1702672 A CH 1702672A CH 1702672 A CH1702672 A CH 1702672A CH 543245 A CH543245 A CH 543245A
- Authority
- CH
- Switzerland
- Prior art keywords
- cigarette filters
- cigarette
- filters
- Prior art date
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
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS8241A CS165807B1 (en) | 1971-11-25 | 1971-11-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH543245A true CH543245A (en) | 1973-10-31 |
Family
ID=5432716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1702672A CH543245A (en) | 1971-11-25 | 1972-11-22 | Cigarette filters |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH543245A (en) |
CS (1) | CS165807B1 (en) |
DD (1) | DD101283A5 (en) |
DE (1) | DE2257766C3 (en) |
SE (1) | SE383955B (en) |
-
1971
- 1971-11-25 CS CS8241A patent/CS165807B1/cs unknown
-
1972
- 1972-11-22 DD DD16702172A patent/DD101283A5/xx unknown
- 1972-11-22 CH CH1702672A patent/CH543245A/en not_active IP Right Cessation
- 1972-11-24 SE SE1536072A patent/SE383955B/en unknown
- 1972-11-24 DE DE19722257766 patent/DE2257766C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2257766A1 (en) | 1975-03-13 |
CS165807B1 (en) | 1975-12-22 |
DE2257766C3 (en) | 1980-04-30 |
DD101283A5 (en) | 1973-11-05 |
DE2257766B2 (en) | 1979-08-23 |
SE383955B (en) | 1976-04-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |