IT1216580B - Filtro per sigaretta ventilato. - Google Patents

Filtro per sigaretta ventilato.

Info

Publication number
IT1216580B
IT1216580B IT8820217A IT2021788A IT1216580B IT 1216580 B IT1216580 B IT 1216580B IT 8820217 A IT8820217 A IT 8820217A IT 2021788 A IT2021788 A IT 2021788A IT 1216580 B IT1216580 B IT 1216580B
Authority
IT
Italy
Prior art keywords
cigarette filter
ventilated cigarette
ventilated
filter
cigarette
Prior art date
Application number
IT8820217A
Other languages
English (en)
Italian (it)
Other versions
IT8820217A0 (it
Inventor
Ernest Brian Hayes
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 IT8820217A0 publication Critical patent/IT8820217A0/it
Application granted granted Critical
Publication of IT1216580B publication Critical patent/IT1216580B/it

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
IT8820217A 1987-04-16 1988-04-15 Filtro per sigaretta ventilato. IT1216580B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878709173A GB8709173D0 (en) 1987-04-16 1987-04-16 Ventilated cigarette filter

Publications (2)

Publication Number Publication Date
IT8820217A0 IT8820217A0 (it) 1988-04-15
IT1216580B true IT1216580B (it) 1990-03-08

Family

ID=10615959

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8820217A IT1216580B (it) 1987-04-16 1988-04-15 Filtro per sigaretta ventilato.

Country Status (4)

Country Link
JP (1) JP2604419B2 (cs)
CH (1) CH676911A5 (cs)
GB (2) GB8709173D0 (cs)
IT (1) IT1216580B (cs)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4205658A1 (de) * 1992-02-25 1993-08-26 Reemtsma H F & Ph Ventilierte filtercigarette
RU2138974C1 (ru) * 1999-03-12 1999-10-10 Погосян Сейран Амаякович Курительное изделие
GB0603126D0 (en) * 2006-02-16 2006-03-29 British American Tobacco Co Improvements relating to smoking articles and filters therefor
GB0625818D0 (en) * 2006-12-21 2007-02-07 British American Tobacco Co Smoking article filter
PH12013500632A1 (en) * 2010-10-06 2013-05-06 Acetate Int Llc Smoke filters for smoking devices with porous masses having a carbon particle loading and an encapsulated pressure drop
DK177983B1 (da) * 2010-11-08 2015-02-16 Pleasure Smoking Co Aps Koniske og cylindriske filter tips, og koniske og cylindriske hylstre
EP4233572B1 (en) 2012-08-06 2024-11-27 Philip Morris Products S.A. Smoking article with mouth end cavity
UA116449C2 (uk) 2012-08-06 2018-03-26 Філіп Морріс Продактс С.А. Спосіб виготовлення курильних виробів з порожниною, розташованою у вставлюваному в рот кінці
GB201219540D0 (en) 2012-10-31 2012-12-12 British American Tobacco Co A filter for a smoking article
GB201223159D0 (en) 2012-12-21 2013-02-06 British American Tobacco Co Insertable filter unit
JP2017099286A (ja) * 2014-03-31 2017-06-08 日本たばこ産業株式会社 たばこ製品用のフィルタ及びたばこ製品
JP6416512B2 (ja) * 2014-06-19 2018-10-31 株式会社ダイセル 中空状たばこフィルター部材の製造方法

Family Cites Families (8)

* 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
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter
GB2101869A (en) * 1981-07-06 1983-01-26 Filtrona Ltd Filtering means
US4564030A (en) * 1982-07-16 1986-01-14 Loew's Theatres, Inc. Cigarette filter assembly
GB8330894D0 (en) * 1983-11-18 1983-12-29 British American Tobacco Co Smoking-article mouthpiece elements
DE3345000C2 (de) * 1983-12-13 1985-10-31 H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg Ventilierte Filterzigarette mit Rillenfilter
US4580584A (en) * 1984-02-21 1986-04-08 Brown & Williamson Tobacco Corporation Cigarette filter
US4582072A (en) * 1984-06-25 1986-04-15 Brown & Williamson Tobacco Corporation Cigarette filter

Also Published As

Publication number Publication date
GB8709173D0 (en) 1987-05-20
CH676911A5 (cs) 1991-03-28
GB2203324A (en) 1988-10-19
GB2203324B (en) 1991-05-29
GB8808840D0 (en) 1988-05-18
IT8820217A0 (it) 1988-04-15
JP2604419B2 (ja) 1997-04-30
JPS6447366A (en) 1989-02-21

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970328