GB1428018A - Filtering device for a smoking product - Google Patents

Filtering device for a smoking product

Info

Publication number
GB1428018A
GB1428018A GB5040673A GB5040673A GB1428018A GB 1428018 A GB1428018 A GB 1428018A GB 5040673 A GB5040673 A GB 5040673A GB 5040673 A GB5040673 A GB 5040673A GB 1428018 A GB1428018 A GB 1428018A
Authority
GB
United Kingdom
Prior art keywords
tobacco
channel
filtering
section
tobacco section
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.)
Expired
Application number
GB5040673A
Other languages
English (en)
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.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co 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 British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of GB1428018A publication Critical patent/GB1428018A/en
Expired 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

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
GB5040673A 1973-02-27 1973-10-30 Filtering device for a smoking product Expired GB1428018A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33627773A 1973-02-27 1973-02-27

Publications (1)

Publication Number Publication Date
GB1428018A true GB1428018A (en) 1976-03-17

Family

ID=23315369

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5040673A Expired GB1428018A (en) 1973-02-27 1973-10-30 Filtering device for a smoking product

Country Status (16)

Country Link
JP (1) JPS5247040B2 (es)
AR (1) AR201844A1 (es)
AU (1) AU472863B2 (es)
BE (1) BE808887A (es)
BR (1) BR7401389D0 (es)
CA (1) CA999500A (es)
CH (1) CH587028A5 (es)
DK (1) DK141984B (es)
FI (1) FI56310C (es)
FR (1) FR2219614A5 (es)
GB (1) GB1428018A (es)
HK (1) HK64176A (es)
IT (1) IT1001746B (es)
NL (1) NL7315622A (es)
SE (1) SE400021B (es)
ZA (1) ZA738533B (es)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136669A (en) * 1983-03-17 1984-09-26 Filtrona Ltd Cigarette filter
GB2166937A (en) * 1984-11-17 1986-05-21 British American Tobacco Co Tobacco smoke filters
US4984588A (en) * 1981-09-14 1991-01-15 Philip Morris Incorporated Low delivery cigarette
US5435326A (en) * 1993-07-27 1995-07-25 R. J. Reynolds Tobacco Company Controlled delivery smoking article and method
WO2010010397A1 (en) * 2008-07-24 2010-01-28 British American Tobacco (Investments) Limited Filter for a smoking article
US7878963B2 (en) 2006-03-28 2011-02-01 Philip Morris Usa Inc. Smoking article with a restrictor
US7987856B2 (en) * 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
US8235057B2 (en) 2007-03-09 2012-08-07 Philip Morris Usa Inc. Smoking article with open ended filter and restrictor
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
US8240315B2 (en) 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
US8353298B2 (en) 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US8353302B2 (en) 2007-03-09 2013-01-15 Philip Morris Usa Inc. Smoking articles with restrictor and aerosol former
US8424539B2 (en) 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
US8424540B2 (en) 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
US9138016B2 (en) 2010-03-26 2015-09-22 Philip Morris Usa Inc. Smoking articles with significantly reduced gas vapor phase smoking constituents

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1527705A (en) * 1976-03-01 1978-10-11 Liggett & Myers Inc Cigarette filter
JPS52113882A (en) * 1976-03-19 1977-09-24 Lion Dentifrice Co Ltd Tube for containing semiiliquid material such as toothpaste
JPS5399400A (en) * 1977-02-10 1978-08-30 Mitsubishi Acetate Co Ltd Fibrous cigarette filter
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter
JPS585663B2 (ja) * 1980-05-02 1983-02-01 日本たばこ産業株式会社 たばこ用フィルタ−
TR21005A (tr) * 1980-11-21 1983-05-01 Brown & Williamson Tobacco Duman gecirmez bir sargi ile ihata edilmis mesamath bir filtre cubugunu ihtiva eden bir sigara filtresi
US4343319A (en) * 1980-11-28 1982-08-10 Brown & Williamson Tobacco Corporation Cigarette filter
US4338956A (en) * 1980-12-05 1982-07-13 Brown & Williamson Tobacco Corporation Cigarette filter
KR840001262A (ko) * 1981-09-21 1984-04-30 라리 씨이. 아모스 담배 휠터
US4406295A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4438776A (en) * 1982-06-24 1984-03-27 Brown & Williamson Tobacco Corporation Cigarette filter

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4984588A (en) * 1981-09-14 1991-01-15 Philip Morris Incorporated Low delivery cigarette
GB2136669A (en) * 1983-03-17 1984-09-26 Filtrona Ltd Cigarette filter
GB2166937A (en) * 1984-11-17 1986-05-21 British American Tobacco Co Tobacco smoke filters
US5435326A (en) * 1993-07-27 1995-07-25 R. J. Reynolds Tobacco Company Controlled delivery smoking article and method
US7987856B2 (en) * 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
US8240315B2 (en) 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
US9060546B2 (en) 2006-03-28 2015-06-23 Philip Morris Usa Inc. Smoking article with a restrictor
US7878963B2 (en) 2006-03-28 2011-02-01 Philip Morris Usa Inc. Smoking article with a restrictor
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
US8353302B2 (en) 2007-03-09 2013-01-15 Philip Morris Usa Inc. Smoking articles with restrictor and aerosol former
US8235057B2 (en) 2007-03-09 2012-08-07 Philip Morris Usa Inc. Smoking article with open ended filter and restrictor
CN102105073A (zh) * 2008-07-24 2011-06-22 英美烟草(投资)有限公司 用于吸烟制品的滤嘴
AU2009275329B2 (en) * 2008-07-24 2014-01-30 British American Tobacco (Investments) Limited Filter for a smoking article
WO2010010397A1 (en) * 2008-07-24 2010-01-28 British American Tobacco (Investments) Limited Filter for a smoking article
US8424540B2 (en) 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
US9138016B2 (en) 2010-03-26 2015-09-22 Philip Morris Usa Inc. Smoking articles with significantly reduced gas vapor phase smoking constituents

Also Published As

Publication number Publication date
AR201844A1 (es) 1975-04-24
BR7401389D0 (pt) 1974-11-05
FR2219614A5 (es) 1974-09-20
AU6223573A (en) 1975-06-19
HK64176A (en) 1976-10-22
DK141984B (da) 1980-08-04
BE808887A (fr) 1974-06-20
JPS5247040B2 (es) 1977-11-29
DK141984C (es) 1980-12-22
AU472863B2 (en) 1976-06-10
JPS5046898A (es) 1975-04-25
NL7315622A (es) 1974-08-29
CH587028A5 (es) 1977-04-29
DE2361970B2 (de) 1976-05-26
DE2361970A1 (de) 1974-09-05
SE400021B (sv) 1978-03-13
IT1001746B (it) 1976-04-30
FI56310B (fi) 1979-09-28
FI56310C (fi) 1980-01-10
ZA738533B (en) 1974-09-25
CA999500A (en) 1976-11-09

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee