DE3312706A1 - Zigarettenfilter - Google Patents

Zigarettenfilter

Info

Publication number
DE3312706A1
DE3312706A1 DE19833312706 DE3312706A DE3312706A1 DE 3312706 A1 DE3312706 A1 DE 3312706A1 DE 19833312706 DE19833312706 DE 19833312706 DE 3312706 A DE3312706 A DE 3312706A DE 3312706 A1 DE3312706 A1 DE 3312706A1
Authority
DE
Germany
Prior art keywords
filter
core
cigarette
pressure drop
grooved
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.)
Withdrawn
Application number
DE19833312706
Other languages
German (de)
English (en)
Inventor
Ernest Brian Leighton Buzzard Bedfordshire Hayes
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.)
Essentra PLC
Original Assignee
Filtrona PLC
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 Filtrona PLC filed Critical Filtrona PLC
Publication of DE3312706A1 publication Critical patent/DE3312706A1/de
Withdrawn legal-status Critical Current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 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

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
DE19833312706 1982-04-08 1983-04-08 Zigarettenfilter Withdrawn DE3312706A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8210585 1982-04-08

Publications (1)

Publication Number Publication Date
DE3312706A1 true DE3312706A1 (de) 1983-10-13

Family

ID=10529642

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833312706 Withdrawn DE3312706A1 (de) 1982-04-08 1983-04-08 Zigarettenfilter

Country Status (10)

Country Link
BE (1) BE896393A (no)
CH (1) CH660836A5 (no)
DE (1) DE3312706A1 (no)
FR (1) FR2524775A1 (no)
GB (1) GB2118819B (no)
IT (1) IT1194191B (no)
NL (1) NL8301255A (no)
NO (1) NO157125C (no)
PT (1) PT76503B (no)
SE (1) SE8301884L (no)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4557281A (en) * 1983-12-05 1985-12-10 Brown & Williamson Tobacco Corporation Filtered cigarette
US4550740A (en) * 1983-12-05 1985-11-05 Brown & Williamson Tobacco Corporation Mouthpiece for a cigarette and a cigarette having same
US4681125A (en) * 1985-03-06 1987-07-21 Brown & Williamson Tobacco Corporation Mouthpiece for tobacco smoke article
GB8525967D0 (en) * 1985-10-22 1985-11-27 Cigarette Components Ltd Ventilated cigarette filter
FR2746600B1 (fr) * 1996-03-29 1998-04-30 Tabacs & Allumettes Ind Cigarette a filtre ventile a double troncon de filtrage, aromatisee par le gainage du filtre.
GB9917820D0 (en) * 1999-07-29 1999-09-29 American Filtrona Corp Filter for a cigarette and filter-tipped cigarette
GB0809865D0 (en) 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
GB201016387D0 (en) * 2010-09-29 2010-11-10 Filtrona Int Ltd Tobacco smoke filter
US10231482B2 (en) 2012-09-28 2019-03-19 Philip Morris Products S.A. Smoking article with reduced mouth end staining
WO2019170455A1 (en) * 2018-03-08 2019-09-12 Philip Morris Products S.A. Aerosol generating articles
CN109645559A (zh) * 2018-12-25 2019-04-19 杨成云 一种多层瓦楞纸沟槽滤棒
WO2020215972A1 (zh) * 2019-04-22 2020-10-29 博颉(上海)管理咨询有限公司 一种烟草制品及其制作方法
WO2020228424A1 (zh) * 2019-05-10 2020-11-19 博颉(上海)管理咨询有限公司 加热不燃烧烟支
GB202116870D0 (en) * 2021-11-23 2022-01-05 Essentra Filter Products Dev Co Pte Ltd Paper filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308661A (en) * 1970-02-21 1973-02-21 Cigarette Components Ltd Device for treating tobacco smoke
GB1319862A (en) * 1970-07-23 1973-06-13 British American Tobacco Co Tobacco-smoke filters

Also Published As

Publication number Publication date
NO157125C (no) 1988-06-01
NO157125B (no) 1987-10-19
FR2524775A1 (fr) 1983-10-14
SE8301884L (sv) 1983-10-09
CH660836A5 (fr) 1987-05-29
GB8309058D0 (en) 1983-05-11
IT8320484A0 (it) 1983-04-07
NO831109L (no) 1983-10-10
NL8301255A (nl) 1983-11-01
SE8301884D0 (sv) 1983-04-06
BE896393A (fr) 1983-10-07
GB2118819A (en) 1983-11-09
PT76503A (en) 1983-05-01
PT76503B (en) 1986-01-27
IT8320484A1 (it) 1984-10-07
FR2524775B3 (no) 1985-01-25
GB2118819B (en) 1986-09-24
IT1194191B (it) 1988-09-14

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee