GB1507456A - Tobacco-smoke filters - Google Patents

Tobacco-smoke filters

Info

Publication number
GB1507456A
GB1507456A GB27958/74A GB2795874A GB1507456A GB 1507456 A GB1507456 A GB 1507456A GB 27958/74 A GB27958/74 A GB 27958/74A GB 2795874 A GB2795874 A GB 2795874A GB 1507456 A GB1507456 A GB 1507456A
Authority
GB
United Kingdom
Prior art keywords
tobacco
particles
june
smoke filters
coated
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
GB27958/74A
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 IFI
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
Priority to GB27958/74A priority Critical patent/GB1507456A/en
Priority to MX159209A priority patent/MX142927A/es
Priority to ZA00753759A priority patent/ZA753759B/xx
Priority to AU82072/75A priority patent/AU502214B2/en
Priority to BE157431A priority patent/BE830354A/xx
Priority to CA229,734A priority patent/CA1035660A/en
Priority to US05/588,258 priority patent/US4062368A/en
Priority to FI751836A priority patent/FI59710C/fi
Priority to DE2527569A priority patent/DE2527569C2/de
Priority to NL7507449A priority patent/NL7507449A/xx
Priority to BR5046/75D priority patent/BR7503922A/pt
Priority to CH813275A priority patent/CH609218A5/xx
Priority to JP50078568A priority patent/JPS5832587B2/ja
Priority to DK283275A priority patent/DK283275A/da
Publication of GB1507456A publication Critical patent/GB1507456A/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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtering Materials (AREA)
GB27958/74A 1974-06-24 1974-06-24 Tobacco-smoke filters Expired GB1507456A (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
GB27958/74A GB1507456A (en) 1974-06-24 1974-06-24 Tobacco-smoke filters
MX159209A MX142927A (es) 1974-06-24 1974-06-24 Mejoras en material para filtrar humo de tabaco
ZA00753759A ZA753759B (en) 1974-06-24 1975-06-11 Improvements relating to tobacco smoke filters
AU82072/75A AU502214B2 (en) 1974-06-24 1975-06-12 Tobacco smoke filter
BE157431A BE830354A (fr) 1974-06-24 1975-06-17 Perfectionnements aux filtres pour la fumee du tabac
CA229,734A CA1035660A (en) 1974-06-24 1975-06-17 Tobacco-smoke filters
US05/588,258 US4062368A (en) 1974-06-24 1975-06-19 Tobacco-smoke filters
FI751836A FI59710C (fi) 1974-06-24 1975-06-19 Tobaksroekfilter
DE2527569A DE2527569C2 (de) 1974-06-24 1975-06-20 Filtermaterial für Tabakrauch auf der Basis von Kohlenstoffteilchen und einem organischen, keinen Stickstoff enthaltenden polymeren Material
NL7507449A NL7507449A (nl) 1974-06-24 1975-06-23 Werkwijze voor de bereiding van een filtermateri- aal voor tabaksrook, alsmede filter voor tabaks- rook.
BR5046/75D BR7503922A (pt) 1974-06-24 1975-06-23 Aperfeicoamentos em material para filtracao de fumaca de tabaco,e filtro de fumaca de tabaco
CH813275A CH609218A5 (enExample) 1974-06-24 1975-06-23
JP50078568A JPS5832587B2 (ja) 1974-06-24 1975-06-23 タバコノ ケムリロカザイリヨウ
DK283275A DK283275A (da) 1974-06-24 1975-06-23 Tobaksfilter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27958/74A GB1507456A (en) 1974-06-24 1974-06-24 Tobacco-smoke filters

Publications (1)

Publication Number Publication Date
GB1507456A true GB1507456A (en) 1978-04-12

Family

ID=10268014

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27958/74A Expired GB1507456A (en) 1974-06-24 1974-06-24 Tobacco-smoke filters

Country Status (14)

Country Link
US (1) US4062368A (enExample)
JP (1) JPS5832587B2 (enExample)
AU (1) AU502214B2 (enExample)
BE (1) BE830354A (enExample)
BR (1) BR7503922A (enExample)
CA (1) CA1035660A (enExample)
CH (1) CH609218A5 (enExample)
DE (1) DE2527569C2 (enExample)
DK (1) DK283275A (enExample)
FI (1) FI59710C (enExample)
GB (1) GB1507456A (enExample)
MX (1) MX142927A (enExample)
NL (1) NL7507449A (enExample)
ZA (1) ZA753759B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5423336A (en) * 1992-02-25 1995-06-13 H.F. & Ph.F. Reemtsma Gmbh & Co. Ventilated filter cigarette

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI790530A7 (fi) * 1978-02-21 1979-08-22 Siren M J O Filtermaterial samt foerfarande foer framstaellning av och anvaendning av detsamma
US4350173A (en) * 1978-11-30 1982-09-21 Siren Matti J Filter material
US4664683A (en) * 1984-04-25 1987-05-12 Pall Corporation Self-supporting structures containing immobilized carbon particles and method for forming same
JPS6364472U (enExample) * 1986-10-14 1988-04-28
US5271419A (en) * 1989-09-29 1993-12-21 R. J. Reynolds Tobacco Company Cigarette
US5261425A (en) * 1990-05-24 1993-11-16 R. J. Reynolds Tobacco Company Cigarette
GB9307710D0 (en) * 1993-04-14 1993-06-02 Rothmans Benson & Hedges Smoking apparatus-l
CH687800A5 (de) * 1994-12-23 1997-02-28 Baumgartner Papiers Sa Verfahren zur Herstellung eines Zigarettenendstueckes, Zigarettenendstueck und Verwendung desselben.
GB9718314D0 (en) * 1997-08-30 1997-11-05 Secr Defence Filteration processes
PL207339B1 (pl) † 2001-02-22 2010-12-31 Philip Morris Products Papieros zawierający filtr wielosegmentowy i filtr wielosegmentowy artykułu do palenia
US20030159703A1 (en) * 2002-02-22 2003-08-28 Zuyin Yang Flavored carbon useful as filtering material of smoking article
US20040016436A1 (en) * 2002-07-26 2004-01-29 Charles Thomas Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid
GB0316171D0 (en) * 2003-07-10 2003-08-13 British American Tobacco Co Improvements relating to smoking article filters
US7827996B2 (en) 2003-12-22 2010-11-09 Philip Morris Usa Inc. Amphiphile-modified sorbents in smoking articles and filters
US8381738B2 (en) * 2003-12-22 2013-02-26 Philip Morris Usa Inc. Composite materials and their use in smoking articles
US20060144410A1 (en) * 2004-12-30 2006-07-06 Philip Morris Usa Inc. Surface-modified activated carbon in smoking articles
GB0709989D0 (en) * 2007-05-24 2007-07-04 Filtrona Int Ltd Tobacco smoke filter
GB0805773D0 (en) * 2008-03-31 2008-04-30 British American Tobacco Co Method and apparatus for the plasma processing of filter
US8720450B2 (en) 2010-07-30 2014-05-13 R.J. Reynolds Tobacco Company Filter element comprising multifunctional fibrous smoke-altering material
US10624386B2 (en) * 2017-07-18 2020-04-21 Jackie L. White Pellet substrates for vaporizing and delivering an aerosol
US11510870B1 (en) 2021-08-31 2022-11-29 Jackie L. White Substrates for vaporizing and delivering an aerosol
WO2025088019A1 (en) * 2023-10-26 2025-05-01 Philip Morris Products S.A. Filter element with granules distributed between fragments of foam

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2297248A (en) * 1936-08-21 1942-09-29 Rudolph Hans Porous materials and process of making
US2876133A (en) * 1954-11-15 1959-03-03 Du Pont Process for preparing organophilic particulate solids by polymerizing ethylenically unsaturated monomers upon the surface of organophobic particulate solids
US3117943A (en) * 1957-12-05 1964-01-14 Crylor Pigmented vinyl polymers prepared by adsorbing vinyl monomer on carbon black and then polymerizing said monomer
US3091550A (en) * 1958-09-24 1963-05-28 Union Carbide Corp Adsorbent compositions and method of coating therewith
NL239397A (enExample) * 1960-03-30
US3101723A (en) * 1960-11-15 1963-08-27 Philip Morris Inc Fibrous cigarette filter
US3217715A (en) * 1965-05-24 1965-11-16 American Filtrona Corp Smoke filter and smoking devices formed therewith
US3544507A (en) * 1967-08-23 1970-12-01 Calgon C0Rp Dedusting and agglomerating activated carbon
US3474600A (en) * 1967-09-22 1969-10-28 Pittsburgh Activated Carbon Co Bonded carbon article
US3528433A (en) * 1968-03-21 1970-09-15 Philip Morris Inc Smoking product having microreticulated filter
US3652461A (en) * 1969-11-10 1972-03-28 Harold R Dalton Carbon black dispersions their preparation and products therefrom
JPS5229789B2 (enExample) * 1972-09-16 1977-08-04
GB1410048A (en) * 1972-11-13 1975-10-15 British American Tobacco Co Filters for tobacco smoke

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5423336A (en) * 1992-02-25 1995-06-13 H.F. & Ph.F. Reemtsma Gmbh & Co. Ventilated filter cigarette

Also Published As

Publication number Publication date
JPS5832587B2 (ja) 1983-07-14
AU8207275A (en) 1976-12-16
JPS5119200A (en) 1976-02-16
FI751836A7 (enExample) 1975-12-25
FI59710C (fi) 1981-10-12
CA1035660A (en) 1978-08-01
CH609218A5 (enExample) 1979-02-28
FI59710B (fi) 1981-06-30
BE830354A (fr) 1975-10-16
DK283275A (da) 1975-12-25
ZA753759B (en) 1976-05-26
BR7503922A (pt) 1976-07-06
US4062368A (en) 1977-12-13
AU502214B2 (en) 1979-07-19
DE2527569A1 (de) 1976-01-15
NL7507449A (nl) 1975-12-30
MX142927A (es) 1981-01-20
DE2527569C2 (de) 1985-09-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee