BR8201291A - Filtro de cigarro e processo para diluicao da fumaca de tabaco - Google Patents

Filtro de cigarro e processo para diluicao da fumaca de tabaco

Info

Publication number
BR8201291A
BR8201291A BR8201291A BR8201291A BR8201291A BR 8201291 A BR8201291 A BR 8201291A BR 8201291 A BR8201291 A BR 8201291A BR 8201291 A BR8201291 A BR 8201291A BR 8201291 A BR8201291 A BR 8201291A
Authority
BR
Brazil
Prior art keywords
dilution
cigarette filter
tobacco smoke
tobacco
smoke
Prior art date
Application number
BR8201291A
Other languages
English (en)
Inventor
Robert R Johnson
Original Assignee
Brown & Williamson Tobacco
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 Brown & Williamson Tobacco filed Critical Brown & Williamson Tobacco
Publication of BR8201291A publication Critical patent/BR8201291A/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
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
BR8201291A 1981-03-12 1982-03-10 Filtro de cigarro e processo para diluicao da fumaca de tabaco BR8201291A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/243,168 US4365641A (en) 1979-04-11 1981-03-12 Cigarette filter

Publications (1)

Publication Number Publication Date
BR8201291A true BR8201291A (pt) 1983-01-25

Family

ID=22917610

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8201291A BR8201291A (pt) 1981-03-12 1982-03-10 Filtro de cigarro e processo para diluicao da fumaca de tabaco

Country Status (34)

Country Link
US (2) US4498488A (pt)
EP (1) EP0060488B1 (pt)
JP (2) JPS57166979A (pt)
KR (1) KR830008531A (pt)
AR (1) AR227577A1 (pt)
AT (1) ATE14067T1 (pt)
AU (1) AU546399B2 (pt)
BG (1) BG51237A3 (pt)
BR (1) BR8201291A (pt)
CA (1) CA1177721A (pt)
CS (1) CS228150B2 (pt)
DE (2) DE3264490D1 (pt)
DK (1) DK152328C (pt)
EG (1) EG16509A (pt)
ES (1) ES272006Y (pt)
FI (1) FI69237C (pt)
FR (2) FR2513093B2 (pt)
HK (1) HK14487A (pt)
HU (1) HU185695B (pt)
IE (1) IE52556B1 (pt)
IL (1) IL65077A (pt)
IN (1) IN156401B (pt)
KE (1) KE3677A (pt)
MX (1) MX156021A (pt)
NO (1) NO154481C (pt)
NZ (1) NZ199804A (pt)
PH (1) PH18281A (pt)
PL (1) PL133542B1 (pt)
RO (1) RO87348A (pt)
SU (1) SU1145909A3 (pt)
TR (1) TR20963A (pt)
YU (1) YU42260B (pt)
ZA (1) ZA82738B (pt)
ZW (1) ZW4082A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4784632A (en) * 1981-05-07 1988-11-15 American Filtrona Corporation Tobacco smoke filter and method and apparatus for making same
US4499912A (en) * 1981-12-23 1985-02-19 American Filtrona Corporation Free air dilution smoke filter and method and apparatus for fabricating same
US4552158A (en) * 1981-12-23 1985-11-12 American Filtrona Corporation Free air dilution smoke filter and method and apparatus for fabricating same
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
DE3374164D1 (en) * 1982-09-01 1987-12-03 Imp Tobacco Co Ltd Tipping assembly for an elongate smoking article
US4527573A (en) * 1982-11-05 1985-07-09 Philip Morris Incorporated Filter cigarette
GB8424978D0 (en) * 1984-10-03 1984-11-07 British American Tobacco Co Smoking articles
US4681125A (en) * 1985-03-06 1987-07-21 Brown & Williamson Tobacco Corporation Mouthpiece for tobacco smoke article
GB8908535D0 (en) * 1989-04-14 1989-06-01 Tabac Fab Reunies Sa Cigarette and filter thereof
US5178166A (en) * 1990-09-20 1993-01-12 Philip Morris Incorporated Filter cigarette
DE4205658A1 (de) * 1992-02-25 1993-08-26 Reemtsma H F & Ph Ventilierte filtercigarette
US5318201A (en) * 1993-04-14 1994-06-07 Brown & Williamson Tobacco Corporation Apparatus for agitating cigarette filters in a filter hopper
US20060185687A1 (en) * 2004-12-22 2006-08-24 Philip Morris Usa Inc. Filter cigarette and method of making filter cigarette for an electrical smoking system
US20100059072A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus, method and product
US20100059075A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus and method
US8863750B2 (en) * 2008-12-24 2014-10-21 Philip Morris Usa Inc. Filter cigarillo
GB0906187D0 (en) * 2009-04-09 2009-05-20 British American Tobacco Co Smoking article filter
GB201213786D0 (en) 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter
US11930839B1 (en) 2023-02-07 2024-03-19 Dimitry Boss Cigarette loading machines and method therefore

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
GB1299805A (en) * 1970-07-17 1972-12-13 Molins Ltd Improvements relating to cigarette filters
US3958579A (en) * 1972-09-07 1976-05-25 Baker-Alpha Corporation Cigarette filter
US3910288A (en) * 1973-02-27 1975-10-07 Brown & Williamson Tobacco Programmed filter
US4022221A (en) * 1975-10-31 1977-05-10 American Filtrona Corporation Tobacco smoke filter
GB1508084A (en) * 1976-03-17 1978-04-19 British American Tobacco Co Tobacco-smoke filters
US4082098A (en) * 1976-10-28 1978-04-04 Olin Corporation Flavored cigarette
JPS543960A (en) * 1977-06-10 1979-01-12 Mitsubishi Plastics Ind Ltd Dilution injecting apparatus for agricultural chemicals
AU4119078A (en) * 1977-11-18 1980-05-08 Philip Morris Inc Filter system
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter

Also Published As

Publication number Publication date
PL235586A1 (en) 1983-06-06
EG16509A (en) 1989-09-30
AU8053182A (en) 1982-09-16
IN156401B (pt) 1985-07-20
IE820332L (en) 1982-09-12
DK106382A (da) 1982-08-13
IE52556B1 (en) 1987-12-09
DE60488T1 (de) 1983-04-28
FR2542582A1 (fr) 1984-09-21
ES272006Y (es) 1985-02-16
IL65077A (en) 1985-06-30
ES272006U (es) 1984-08-01
JPS57166979A (en) 1982-10-14
CA1177721A (en) 1984-11-13
EP0060488A1 (en) 1982-09-22
KR830008531A (ko) 1983-12-10
CS228150B2 (en) 1984-05-14
FI69237B (fi) 1985-09-30
HK14487A (en) 1987-02-27
NZ199804A (en) 1984-05-31
PH18281A (en) 1985-05-17
DE3264490D1 (en) 1985-08-08
RO87348B (ro) 1985-08-31
NO820789L (no) 1982-09-13
SU1145909A3 (ru) 1985-03-15
FI820819L (fi) 1982-09-13
KE3677A (en) 1986-12-05
YU49082A (en) 1985-04-30
FR2513093A2 (fr) 1983-03-25
US4365641A (en) 1982-12-28
DK152328B (da) 1988-02-22
JPH0744404U (ja) 1995-11-21
ZW4082A1 (en) 1982-06-02
YU42260B (en) 1988-06-30
DK152328C (da) 1988-08-01
FR2542582B2 (fr) 1990-08-03
ZA82738B (en) 1982-12-29
FR2513093B2 (fr) 1987-06-05
IL65077A0 (en) 1982-04-30
TR20963A (tr) 1983-02-25
AR227577A1 (es) 1982-11-15
EP0060488B1 (en) 1985-07-03
AU546399B2 (en) 1985-08-29
FI69237C (fi) 1986-01-10
NO154481C (no) 1986-10-01
PL133542B1 (en) 1985-06-29
HU185695B (en) 1985-03-28
MX156021A (es) 1988-06-16
ATE14067T1 (de) 1985-07-15
BG51237A3 (en) 1993-03-15
RO87348A (ro) 1985-08-31
NO154481B (no) 1986-06-23
US4498488A (en) 1985-02-12

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 10/03/97