CH649448A5 - Element de filtre, notamment pour cigarette procede pour sa fabrication et tige comprenant plusieurs tels elements. - Google Patents

Element de filtre, notamment pour cigarette procede pour sa fabrication et tige comprenant plusieurs tels elements. Download PDF

Info

Publication number
CH649448A5
CH649448A5 CH4012/82A CH401282A CH649448A5 CH 649448 A5 CH649448 A5 CH 649448A5 CH 4012/82 A CH4012/82 A CH 4012/82A CH 401282 A CH401282 A CH 401282A CH 649448 A5 CH649448 A5 CH 649448A5
Authority
CH
Switzerland
Prior art keywords
filter
envelope
passages
core
smoke
Prior art date
Application number
CH4012/82A
Other languages
English (en)
French (fr)
Inventor
Ernest Brian Hayes
Anthony Sydney Cantell
Peter James Rooney
Original Assignee
Cigarette Components 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
Application filed by Cigarette Components Ltd filed Critical Cigarette Components Ltd
Publication of CH649448A5 publication Critical patent/CH649448A5/fr

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)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CH4012/82A 1981-07-06 1982-07-01 Element de filtre, notamment pour cigarette procede pour sa fabrication et tige comprenant plusieurs tels elements. CH649448A5 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8120821 1981-07-06
GB8210372 1982-04-07

Publications (1)

Publication Number Publication Date
CH649448A5 true CH649448A5 (fr) 1985-05-31

Family

ID=26280029

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4012/82A CH649448A5 (fr) 1981-07-06 1982-07-01 Element de filtre, notamment pour cigarette procede pour sa fabrication et tige comprenant plusieurs tels elements.

Country Status (18)

Country Link
AT (1) AT384350B (ja)
AU (1) AU546687B2 (ja)
BE (1) BE893752A (ja)
BR (1) BR8203961A (ja)
CA (1) CA1194753A (ja)
CH (1) CH649448A5 (ja)
DE (1) DE3225091C2 (ja)
DK (2) DK160798C (ja)
ES (1) ES273648Y (ja)
FR (1) FR2508772B1 (ja)
GB (1) GB2102271B (ja)
GR (1) GR76553B (ja)
HK (1) HK86989A (ja)
IE (1) IE53192B1 (ja)
IT (1) IT1198381B (ja)
NL (1) NL8202557A (ja)
NO (1) NO157042C (ja)
SE (2) SE461825B (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118424B (en) * 1982-04-07 1986-07-16 Filtrona Ltd Tobacco smoke filter
JPS6048156B2 (ja) * 1982-07-07 1985-10-25 三菱アセテート株式会社 タバコスモ−クフイルタ−
GB2133269B (en) * 1982-12-13 1986-08-20 Filtrona Ltd Tobacco smoke filter
EP0117847B1 (fr) * 1983-02-15 1987-01-07 Battelle Memorial Institute Cigarette
DE3445354A1 (de) * 1983-12-13 1985-08-14 H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg Cigarette mit einstueckigem, ventilierten filtermundstueck
US5509429A (en) * 1989-03-02 1996-04-23 Kothmans, Benson & Hedges Inc. Uniform tar delivery profile filter
DE50111161D1 (de) 2001-12-18 2006-11-16 Bat Cigarettenfab Gmbh Filter für einen rauchbaren Artikel
GB201016387D0 (en) * 2010-09-29 2010-11-10 Filtrona Int Ltd Tobacco smoke filter
GB201112466D0 (en) * 2011-07-20 2011-08-31 British American Tobacco Co Smoking article
GB201213786D0 (en) 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter
GB201311079D0 (en) 2013-06-21 2013-08-07 British American Tobacco Co A method of fabricating a filter element
GB201311450D0 (en) * 2013-06-27 2013-08-14 British American Tobacco Co A method and an apparatus for manufacturing a filter for a smoking article
US20220400742A1 (en) * 2019-10-28 2022-12-22 Jt International Sa Filter Component for an Aerosol-Generating Article

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1718122A (en) * 1927-01-18 1929-06-18 Shon Clarence L De Cigarette tip
GB864247A (en) 1958-04-16 1961-03-29 Olin Mathieson Improvements in or relating to cigarettes
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
US3596663A (en) * 1969-05-29 1971-08-03 Lorillard Co P Ventilated smoking article
IL36205A (en) * 1970-02-21 1973-05-31 Cigarette Components Ltd A device for treating tobacco smoke and a method for its production
SE381167B (sv) * 1974-03-13 1975-12-01 Svenska Tobaks Ab Filter for tobaksrok
CH621051A5 (en) * 1976-12-15 1981-01-15 Cigarette Components Ltd Tobacco smoke filter and manufacturing process for this
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter

Also Published As

Publication number Publication date
IE821500L (en) 1983-01-06
GB2102271B (en) 1985-11-13
SE8204081L (sv) 1983-01-07
IE53192B1 (en) 1988-08-17
IT1198381B (it) 1988-12-21
NO157042B (no) 1987-10-05
AU546687B2 (en) 1985-09-12
FR2508772B1 (fr) 1986-11-14
NL8202557A (nl) 1983-02-01
SE8904312L (sv) 1989-12-21
ATA261682A (de) 1987-04-15
BE893752A (fr) 1983-01-05
NO157042C (no) 1988-01-13
GR76553B (ja) 1984-08-10
NO822284L (no) 1983-01-07
ES273648U (es) 1984-01-16
HK86989A (en) 1989-11-10
DK116290A (da) 1990-05-10
FR2508772A1 (fr) 1983-01-07
DK160798C (da) 1991-10-14
DK160798B (da) 1991-04-22
DK287682A (da) 1983-01-07
SE461825B (sv) 1990-04-02
DE3225091A1 (de) 1983-01-20
SE8904312D0 (sv) 1989-12-21
DK116290D0 (da) 1990-05-10
SE8204081D0 (sv) 1982-07-01
AU8565582A (en) 1983-01-13
AT384350B (de) 1987-10-27
ES273648Y (es) 1984-08-01
BR8203961A (pt) 1983-06-28
GB2102271A (en) 1983-02-02
CA1194753A (en) 1985-10-08
IT8222208A0 (it) 1982-07-02
DE3225091C2 (de) 1996-09-19

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Legal Events

Date Code Title Description
PL Patent ceased