CA2000427A1 - Tiges-filtres pour cigarettes et cigarettes dotees de ce type de filtres - Google Patents

Tiges-filtres pour cigarettes et cigarettes dotees de ce type de filtres

Info

Publication number
CA2000427A1
CA2000427A1 CA002000427A CA2000427A CA2000427A1 CA 2000427 A1 CA2000427 A1 CA 2000427A1 CA 002000427 A CA002000427 A CA 002000427A CA 2000427 A CA2000427 A CA 2000427A CA 2000427 A1 CA2000427 A1 CA 2000427A1
Authority
CA
Canada
Prior art keywords
filter rod
rod element
cigarette filter
cigarette
layer
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002000427A
Other languages
English (en)
Inventor
Tow P. Liew
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rothmans International Tobacco UK Ltd
Original Assignee
Rothmans International Tobacco UK Ltd
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
Priority claimed from GB888823903A external-priority patent/GB8823903D0/en
Priority claimed from GB898901119A external-priority patent/GB8901119D0/en
Application filed by Rothmans International Tobacco UK Ltd filed Critical Rothmans International Tobacco UK Ltd
Publication of CA2000427A1 publication Critical patent/CA2000427A1/fr
Abandoned legal-status Critical Current

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
    • A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA002000427A 1988-10-12 1989-10-11 Tiges-filtres pour cigarettes et cigarettes dotees de ce type de filtres Abandoned CA2000427A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8823903.3 1988-10-12
GB888823903A GB8823903D0 (en) 1988-10-12 1988-10-12 Cigarette filter rod elements & cigarettes incorporating such filter rod elements
GB898901119A GB8901119D0 (en) 1989-01-19 1989-01-19 Cigarette filter rod elements and cigarettes incorporating such filter rod elements
GB8901119.1 1989-01-19

Publications (1)

Publication Number Publication Date
CA2000427A1 true CA2000427A1 (fr) 1990-04-12

Family

ID=26294507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002000427A Abandoned CA2000427A1 (fr) 1988-10-12 1989-10-11 Tiges-filtres pour cigarettes et cigarettes dotees de ce type de filtres

Country Status (5)

Country Link
EP (1) EP0364256A1 (fr)
JP (1) JPH02200174A (fr)
AU (1) AU4286489A (fr)
CA (1) CA2000427A1 (fr)
DK (1) DK499289A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0461162B1 (fr) * 1989-03-02 1997-07-09 ROTHMANS, BENSON & HEDGES INC. Filtre a courbe de liberation du goudron uniforme
GB8916137D0 (en) * 1989-07-14 1989-08-31 Rothmans Int Tobacco Cigarettes
GB9023368D0 (en) * 1990-10-26 1990-12-05 Rothmans International Ltd Smoking article
DE502004003664D1 (de) * 2003-09-03 2007-06-14 Hauni Maschinenbau Ag Verfahren und Vorrichtung zur Herstellung eines Filterstrangs
US8240315B2 (en) 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
US7987856B2 (en) 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
JP5417166B2 (ja) 2006-03-28 2014-02-12 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 制限器を有する喫煙物品
US8353298B2 (en) 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US8424539B2 (en) 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
US8235056B2 (en) 2006-12-29 2012-08-07 Philip Morris Usa Inc. Smoking article with concentric hollow core in tobacco rod and capsule containing flavorant and aerosol forming agents in the filter system
TW200911141A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Super recessed filter cigarette restrictor
TW200911138A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Smoking articles with restrictor and aerosol former
TW200900014A (en) * 2007-03-09 2009-01-01 Philip Morris Prod Smoking article filter with annular restrictor and downstream ventilation
AR080556A1 (es) 2009-10-09 2012-04-18 Philip Morris Prod Diseno de filtro para mejorar el perfil sensorial de articulos para fumar con boquilla de filtro de carbono
US8424540B2 (en) 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
US8905037B2 (en) 2009-10-15 2014-12-09 Philip Morris Inc. Enhanced subjective activated carbon cigarette
US9138016B2 (en) 2010-03-26 2015-09-22 Philip Morris Usa Inc. Smoking articles with significantly reduced gas vapor phase smoking constituents
RU2600911C2 (ru) * 2011-09-09 2016-10-27 Филип Моррис Продактс С.А. Фильтр курительного изделия с ограничивающим элементом и полостью
GB201400990D0 (en) * 2014-01-21 2014-03-05 British American Tobacco Co Filter materials and filters made therefrom
ES2717550B2 (es) * 2017-12-21 2020-02-28 Univ Alicante Filtro combinado para la eliminacion de alquitranes y compuestos toxicos del humo del tabaco
CN110893009A (zh) * 2019-09-18 2020-03-20 索图电子(惠州)有限公司 烟用过滤部件
WO2021176524A1 (fr) 2020-03-02 2021-09-10 日本たばこ産業株式会社 Filtre, article à fumer et article d'inhalation d'arôme
ES2970265B2 (es) * 2022-10-24 2025-09-11 Univ Alicante Máquina de fabricación de filtro reductor de alquitranes y compuestos tóxicos del tabaco

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1371794A (en) * 1971-09-06 1974-10-30 British American Tobacco Co Tobacco-smoke filters
US4059121A (en) * 1973-04-20 1977-11-22 Rothmans Of Pall Mall Canada Limited Filter for tobacco smoke
US4469112A (en) * 1980-09-08 1984-09-04 Celanese Corporation Compound filter
CH668533A5 (de) * 1985-08-26 1989-01-13 Baumgartner Papiers Sa Zigarettenfiltereinheit.
DE3624661A1 (de) * 1986-07-22 1988-02-04 Rhodia Ag Ventilierte zigarette

Also Published As

Publication number Publication date
EP0364256A1 (fr) 1990-04-18
DK499289D0 (da) 1989-10-10
JPH02200174A (ja) 1990-08-08
DK499289A (da) 1990-04-13
AU4286489A (en) 1990-04-26

Similar Documents

Publication Publication Date Title
CA2000427A1 (fr) Tiges-filtres pour cigarettes et cigarettes dotees de ce type de filtres
US4972853A (en) Cigarette filter rod elements and cigarettes incorporating such filter rod elements
US7878963B2 (en) Smoking article with a restrictor
US4583560A (en) Tobacco smoke filter
US4197863A (en) Tobacco smoke filter
US5685323A (en) Disposable filter attachment for smoking articles
US5115823A (en) Flavor-enhancing smoking filter
KR100390357B1 (ko) 담배용 필터 및 끝에 필터가 붙은 담배
CA3132684A1 (fr) Article a fumer ameliore
US5746230A (en) Concentric smoking filter having discrete tow and web filter media
US3395713A (en) Filtering arrangement for smoking articles
IE52461B1 (en) Tipping assembly for elongate smoking article
IE882826L (en) Cigarette filter rods and cigarettes incorporating such filter rods
KR0175139B1 (ko) 불연속 토우와 웹 필터 매체로 이루어진 동심 흡연필터
JPH07194360A (ja) シガレットフィルター
GB2119221A (en) Cigarette filter
NL8602628A (nl) Geventileerd sigaretfilter.
RU2333712C2 (ru) Сигаретный фильтр
GB1585862A (en) Tobacco-smoke filters
CA2049573C (fr) Filtre a profil de retention de goudron uniforme
DK153356B (da) Tobaksroegfilter
JPH03206876A (ja) 紙巻き煙草
IL36205A (en) A device for treating tobacco smoke and a method for its production
US5509429A (en) Uniform tar delivery profile filter
CA1200732A (fr) Ameliorations aux filtres de la fumee du tabac

Legal Events

Date Code Title Description
FZDE Dead