ZA776589B - Improvements relating to tobacco-smoke filters - Google Patents

Improvements relating to tobacco-smoke filters

Info

Publication number
ZA776589B
ZA776589B ZA00776589A ZA776589A ZA776589B ZA 776589 B ZA776589 B ZA 776589B ZA 00776589 A ZA00776589 A ZA 00776589A ZA 776589 A ZA776589 A ZA 776589A ZA 776589 B ZA776589 B ZA 776589B
Authority
ZA
South Africa
Prior art keywords
tobacco
improvements relating
smoke filters
smoke
filters
Prior art date
Application number
ZA00776589A
Other languages
English (en)
Inventor
R Harrison
J Green
H Horsewell
J Luke
Original Assignee
British American Tobacco Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Publication of ZA776589B publication Critical patent/ZA776589B/xx

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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
ZA00776589A 1976-11-19 1977-11-04 Improvements relating to tobacco-smoke filters ZA776589B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB48404/76A GB1585862A (en) 1976-11-19 1976-11-19 Tobacco-smoke filters

Publications (1)

Publication Number Publication Date
ZA776589B true ZA776589B (en) 1978-08-30

Family

ID=10448498

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00776589A ZA776589B (en) 1976-11-19 1977-11-04 Improvements relating to tobacco-smoke filters

Country Status (11)

Country Link
US (1) US4213470A (pm)
AU (2) AU509480B1 (pm)
BE (1) BE860985A (pm)
CA (1) CA1078698A (pm)
CH (1) CH620578A5 (pm)
DE (1) DE2751559A1 (pm)
DK (1) DK151171C (pm)
FI (1) FI61618C (pm)
GB (1) GB1585862A (pm)
NL (1) NL7712335A (pm)
ZA (1) ZA776589B (pm)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA795207B (en) * 1978-10-19 1980-11-26 British American Tobacco Co Production of tobacco-smoke filters
CA1156533A (en) * 1980-05-01 1983-11-08 Henry G. Horsewell Smoking articles
US4343319A (en) * 1980-11-28 1982-08-10 Brown & Williamson Tobacco Corporation Cigarette filter
US4362172A (en) * 1980-12-01 1982-12-07 Brown & Williamson Tobacco Corporation Cigarette filter
US4338956A (en) * 1980-12-05 1982-07-13 Brown & Williamson Tobacco Corporation Cigarette filter
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter
US4492238A (en) 1981-09-30 1985-01-08 Philip Morris Incorporated Method and apparatus for production of smoke filter components
CA1212008A (en) * 1981-12-23 1986-09-30 Richard M. Berger Smoke filter having extended film overwrap and method and apparatus for fabricating same
US4423744A (en) 1981-12-23 1984-01-03 American Filtrona Corporation Tobacco smoke filter contoured to provide undiluted air flow and method and apparatus for manufacturing same
FI70779C (fi) * 1982-11-13 1986-10-27 Bat Cigarettenfab Gmbh Filtermunstycke foer en roekprodukt
GB8302058D0 (en) * 1983-01-26 1983-03-02 British American Tobacco Co Tobacco-smoke filter
US6443161B1 (en) * 1999-06-14 2002-09-03 Roths, Benson & Hedges Inc. Make-your-own cigarette
GB0809865D0 (en) 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
GB0816937D0 (en) * 2008-09-16 2008-10-22 British American Tobacco Co Filter for a Smoking Article
GB0816935D0 (en) * 2008-09-16 2008-10-22 British American Tobacco Co Filter for a smoking article
GB0816933D0 (en) * 2008-09-16 2008-10-22 British American Tobacco Co Filter for a smoking article

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2819720A (en) * 1955-07-01 1958-01-14 Burbig Henry Cigarette or cigar with filter
US2954773A (en) * 1958-01-23 1960-10-04 Mac Farland Aveyard & Company Cigarette filters and method of making same
GB1214319A (en) * 1967-12-21 1970-12-02 Molins Machine Co Ltd Improvements in or relating to mouthpiece cegarettes and like smoking articles
US3768489A (en) * 1970-10-05 1973-10-30 Eastman Kodak Co Tobacco smoke filter
BE790146A (fr) * 1971-10-27 1973-02-15 British American Tobacco Co Cigarette ventilee a bout filtre
US3752165A (en) * 1971-12-20 1973-08-14 G Harllee Smoke filter plug and process and cigarette made therefrom
FR2142412A5 (pm) * 1972-06-13 1973-01-26 Seita
US3964493A (en) * 1972-09-07 1976-06-22 Baker-Alpha Corporation Cigarette filter
US3811451A (en) * 1972-09-11 1974-05-21 American Filtrona Corp Tobacco smoke filter
SE381167B (sv) * 1974-03-13 1975-12-01 Svenska Tobaks Ab Filter for tobaksrok

Also Published As

Publication number Publication date
AU3068677A (en) 1979-05-24
FI773371A7 (fi) 1978-05-20
GB1585862A (en) 1981-03-11
CA1078698A (en) 1980-06-03
DK512177A (da) 1978-05-20
BE860985A (fr) 1978-03-16
DK151171C (da) 1988-04-25
DK151171B (da) 1987-11-09
FI61618B (fi) 1982-05-31
CH620578A5 (pm) 1980-12-15
NL7712335A (nl) 1978-05-23
US4213470A (en) 1980-07-22
FI61618C (fi) 1982-09-10
AU509480B1 (en) 1980-05-15
DE2751559C2 (pm) 1991-02-14
DE2751559A1 (de) 1978-05-24

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