BE902738A - Filtre a cigarette ameliore. - Google Patents

Filtre a cigarette ameliore.

Info

Publication number
BE902738A
BE902738A BE0/215254A BE215254A BE902738A BE 902738 A BE902738 A BE 902738A BE 0/215254 A BE0/215254 A BE 0/215254A BE 215254 A BE215254 A BE 215254A BE 902738 A BE902738 A BE 902738A
Authority
BE
Belgium
Prior art keywords
rod
nozzle
filter
cigarette filter
grooves
Prior art date
Application number
BE0/215254A
Other languages
English (en)
Inventor
R A Sanford
Original Assignee
Brown & Williamson Tobacco Corp
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 Corp filed Critical Brown & Williamson Tobacco Corp
Publication of BE902738A publication Critical patent/BE902738A/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of 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

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

Filtre (10) comportant un boudin poreux (12) au centre duquel s'étend un passage de fumée capillaire (16) et un embout creux cylindrique (20). Le boudin filtrant (12) est entouré par une enveloppe non poreuse (14) et des rainures (18) s'étendent sur une distance inférieure à la longueur du boudin. L'embout (20) comporte des conduits d'air (26) et des conduits de fumée (28). Une manchette entoure le boudin filtrant et l'embout et comporte des perforations communiquant avec les rainures.
BE0/215254A 1984-06-25 1985-06-25 Filtre a cigarette ameliore. BE902738A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/624,433 US4582072A (en) 1984-06-25 1984-06-25 Cigarette filter

Publications (1)

Publication Number Publication Date
BE902738A true BE902738A (fr) 1985-10-16

Family

ID=24502011

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/215254A BE902738A (fr) 1984-06-25 1985-06-25 Filtre a cigarette ameliore.

Country Status (23)

Country Link
US (1) US4582072A (fr)
JP (1) JPS6115677A (fr)
AT (1) AT392571B (fr)
AU (1) AU548615B2 (fr)
BE (1) BE902738A (fr)
BR (1) BR8503016A (fr)
CA (1) CA1231021A (fr)
CH (1) CH664877A5 (fr)
DE (1) DE3522562A1 (fr)
DK (1) DK161659C (fr)
ES (1) ES296069Y (fr)
FI (1) FI75480C (fr)
FR (1) FR2566239B1 (fr)
GB (1) GB2160756B (fr)
GR (1) GR851532B (fr)
HK (1) HK31188A (fr)
IL (1) IL75529A (fr)
IT (1) IT1184628B (fr)
LU (1) LU85965A1 (fr)
MY (1) MY102514A (fr)
NL (1) NL190802C (fr)
NO (1) NO164452C (fr)
SE (1) SE459387B (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8709173D0 (en) * 1987-04-16 1987-05-20 Cigarette Components Ltd Ventilated cigarette filter
GB8713904D0 (en) * 1987-06-15 1987-07-22 Tabac Fab Reunies Sa Filter for smoking articles
GB2263221A (en) * 1992-01-10 1993-07-21 Michael Antony Wilkinson Cigarette holder
US5392792A (en) * 1993-04-13 1995-02-28 R. J. Reynolds Tobacco Company Reduced gas phase cigarette
GB9917819D0 (en) * 1999-07-29 1999-09-29 American Filtrona Corp Filter for a cigarette and filter cigarette
GB9917820D0 (en) * 1999-07-29 1999-09-29 American Filtrona Corp Filter for a cigarette and filter-tipped cigarette
US20080035163A1 (en) * 2006-08-10 2008-02-14 Shaahin Cheyene Magnetic Advanced Cigarette Filtration System
WO2010001489A1 (fr) * 2008-07-01 2010-01-07 Koshiishi Kazuto Filtre de tabac
GB0813459D0 (en) * 2008-07-23 2008-08-27 British American Tobacco Co Ventilating sheath for smoking article
JP5208041B2 (ja) * 2009-04-10 2013-06-12 和人 輿石 タバコ用フィルター
GB201114897D0 (en) * 2011-08-30 2011-10-12 British American Tobacco Co Smoking article and method of manufacturing a smoking article
US9282772B2 (en) 2012-01-31 2016-03-15 Altria Client Services Llc Electronic vaping device
GB201213786D0 (en) * 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter
CN103271437B (zh) * 2013-05-22 2014-09-03 广东中烟工业有限责任公司 一种可自行导流的卷烟滤棒及卷烟
US20140345632A1 (en) * 2013-05-23 2014-11-27 Njoy, Inc. Electronic cigarette having multiple ports
CN103478901A (zh) * 2013-09-06 2014-01-01 湖南中烟工业有限责任公司 一种异型结构卷烟滤嘴
US20160165950A1 (en) * 2014-12-12 2016-06-16 Lorillard Tobacco Company Reduction of carbon monoxide in mainstream cigarette smoke
CN208192112U (zh) * 2018-05-12 2018-12-07 深圳市大咖威普科技有限公司 两用型卷烟
CN208192156U (zh) * 2018-05-12 2018-12-07 深圳市大咖威普科技有限公司 用于烘烤雾化的制品
US12225930B2 (en) * 2018-12-06 2025-02-18 Philip Morris Products S.A. Aerosol-generating article with narrow hollow tubular filter
WO2022243270A1 (fr) * 2021-05-21 2022-11-24 Philip Morris Products S.A. Embout présentant un canal capillaire pour dispositif de génération d'aérosol
EP4643674A1 (fr) * 2022-12-26 2025-11-05 Japan Tobacco Inc. Partie de filtre pour article d'inhalation d'arôme et article d'inhalation d'arôme
CN118512036A (zh) * 2023-02-20 2024-08-20 思摩尔国际控股有限公司 气溶胶生成制品

Family Cites Families (9)

* 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
CA1156533A (fr) * 1980-05-01 1983-11-08 Henry G. Horsewell Articles pour fumeurs
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter
US4386618A (en) * 1981-06-29 1983-06-07 Brown & Williamson Tobacco Corporation Cigarette filter
KR840001262A (ko) * 1981-09-21 1984-04-30 라리 씨이. 아모스 담배 휠터
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4506683A (en) * 1983-05-09 1985-03-26 Brown & Williamson Tobacco Corporation Ventilated mouthpiece for a smoking article
US4515170A (en) * 1983-05-09 1985-05-07 Brown & Williamson Tobacco Corporation Ventilated mouthpiece for a smoking article
US4540005A (en) * 1983-12-05 1985-09-10 Brown & Williamson Tobacco Corporation Cigarette having a mouthpiece

Also Published As

Publication number Publication date
FI852509A0 (fi) 1985-06-25
SE459387B (sv) 1989-07-03
DK284285A (da) 1985-12-26
DK161659B (da) 1991-08-05
DK161659C (da) 1992-03-09
NL8501750A (nl) 1986-01-16
FI75480B (fi) 1988-03-31
NO164452C (no) 1990-10-10
IT8521264A0 (it) 1985-06-21
BR8503016A (pt) 1986-03-11
FI75480C (fi) 1988-07-11
CH664877A5 (de) 1988-04-15
DE3522562C2 (fr) 1988-07-14
LU85965A1 (fr) 1986-01-22
AU548615B2 (en) 1985-12-19
NO852522L (no) 1985-12-27
FI852509L (fi) 1985-12-26
ES296069U (es) 1987-09-01
ES296069Y (es) 1988-04-16
GB2160756B (en) 1987-10-28
FR2566239B1 (fr) 1987-10-16
NO164452B (no) 1990-07-02
IL75529A0 (en) 1985-10-31
MY102514A (en) 1992-07-31
SE8502948L (sv) 1985-12-26
HK31188A (en) 1988-05-06
GB8515799D0 (en) 1985-07-24
NL190802B (nl) 1994-04-05
JPS6115677A (ja) 1986-01-23
ATA186885A (de) 1990-10-15
DE3522562A1 (de) 1986-01-02
DK284285D0 (da) 1985-06-24
IL75529A (en) 1988-11-30
FR2566239A1 (fr) 1985-12-27
SE8502948D0 (sv) 1985-06-13
AT392571B (de) 1991-04-25
US4582072A (en) 1986-04-15
GR851532B (fr) 1985-11-25
IT1184628B (it) 1987-10-28
CA1231021A (fr) 1988-01-05
NL190802C (nl) 1994-09-01
GB2160756A (en) 1986-01-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BROWN ET WILLIAMSONTOBACCO CORP.

Effective date: 20000630