BR7201174D0 - Cigarro com filtro - Google Patents

Cigarro com filtro

Info

Publication number
BR7201174D0
BR7201174D0 BR1174/72A BR117472A BR7201174D0 BR 7201174 D0 BR7201174 D0 BR 7201174D0 BR 1174/72 A BR1174/72 A BR 1174/72A BR 117472 A BR117472 A BR 117472A BR 7201174 D0 BR7201174 D0 BR 7201174D0
Authority
BR
Brazil
Prior art keywords
cigarette
filter
Prior art date
Application number
BR1174/72A
Other languages
English (en)
Portuguese (pt)
Inventor
T Summers
K Philpot
R Johnson
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 BR7201174D0 publication Critical patent/BR7201174D0/pt

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
    • A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters
BR1174/72A 1971-03-03 1972-02-29 Cigarro com filtro BR7201174D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12064371A 1971-03-03 1971-03-03

Publications (1)

Publication Number Publication Date
BR7201174D0 true BR7201174D0 (pt) 1973-09-13

Family

ID=22391637

Family Applications (1)

Application Number Title Priority Date Filing Date
BR1174/72A BR7201174D0 (pt) 1971-03-03 1972-02-29 Cigarro com filtro

Country Status (11)

Country Link
AU (1) AU461218B2 (xx)
BE (1) BE780181A (xx)
BR (1) BR7201174D0 (xx)
CA (1) CA953600A (xx)
CH (1) CH552352A (xx)
DE (1) DE2209763C3 (xx)
DK (1) DK126825B (xx)
FI (1) FI50928C (xx)
GB (1) GB1339238A (xx)
NL (1) NL156312B (xx)
ZA (1) ZA721212B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2531285C2 (de) * 1975-07-12 1982-10-28 Deutsche Benkert Gmbh & Co Kg, 4690 Herne Filterzigarette
GB1592549A (en) * 1976-10-06 1981-07-08 British American Tobacco Co Tobacco-smoke filters
US4082098A (en) * 1976-10-28 1978-04-04 Olin Corporation Flavored cigarette
GB1601221A (en) * 1977-03-18 1981-10-28 Liggett Group Inc Filter cigarette
US4174719A (en) * 1977-06-29 1979-11-20 Olin Corporation Microperforated filter tip cigarette
US4295478A (en) * 1979-04-11 1981-10-20 Rjr Archer, Inc. Composite tipping structure for use on an air-ventilated cigarette and method of manufacturing same
US4294265A (en) * 1980-04-04 1981-10-13 Philip Morris Incorporated Filter cigarette with inlet vent zones
AU560341B2 (en) * 1981-07-06 1987-04-02 Cigarette Components Limited Ventilated cigarette filter
US4675064A (en) * 1982-11-23 1987-06-23 American Filtrona Corporation Smoke filter having extended film overwrap and method and apparatus for fabricating same
US4517996A (en) * 1983-03-25 1985-05-21 Brown & Williamson Tobacco Corporation Ventilated filter and smoke dispersing mouthpiece
US4585015A (en) * 1984-11-16 1986-04-29 Brown & Williamson Tobacco Corporation Cigarette filter
CH668533A5 (de) * 1985-08-26 1989-01-13 Baumgartner Papiers Sa Zigarettenfiltereinheit.
GB8525967D0 (en) * 1985-10-22 1985-11-27 Cigarette Components Ltd Ventilated cigarette filter
US5509429A (en) * 1989-03-02 1996-04-23 Kothmans, Benson & Hedges Inc. Uniform tar delivery profile filter
ES2976092A1 (es) * 2022-10-24 2024-07-23 Univ Alicante Instalacion, procedimiento de fabricacion y filtro reductor de alquitranes y compuestos toxicos del tabaco
ES2970265A1 (es) * 2022-10-24 2024-05-27 Univ Alicante Maquina, procedimiento de fabricacion y filtro reductor de alquitranes y compuestos toxicos del tabaco

Also Published As

Publication number Publication date
FI50928B (xx) 1976-05-31
CH552352A (fr) 1974-08-15
NL7202646A (xx) 1972-09-05
ZA721212B (en) 1972-11-29
CA953600A (en) 1974-08-27
DK126825B (da) 1973-08-27
DE2209763B2 (de) 1978-02-16
DE2209763A1 (de) 1972-09-07
AU3932072A (en) 1973-08-30
DE2209763C3 (de) 1978-10-19
NL156312B (nl) 1978-04-17
BE780181A (fr) 1972-09-04
FI50928C (fi) 1976-09-10
AU461218B2 (en) 1975-05-22
GB1339238A (en) 1973-11-28

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