ZA738411B - Improvements relating to filters for tobacco smoke - Google Patents

Improvements relating to filters for tobacco smoke

Info

Publication number
ZA738411B
ZA738411B ZA738411*A ZA738411A ZA738411B ZA 738411 B ZA738411 B ZA 738411B ZA 738411 A ZA738411 A ZA 738411A ZA 738411 B ZA738411 B ZA 738411B
Authority
ZA
South Africa
Prior art keywords
filters
tobacco smoke
improvements relating
relating
tobacco
Prior art date
Application number
ZA738411*A
Inventor
R Crellin
H Horsewell
Original Assignee
British American Tobacco Co
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 filed Critical British American Tobacco Co
Publication of ZA738411B publication Critical patent/ZA738411B/en

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
ZA738411*A 1972-11-13 1973-10-30 Improvements relating to filters for tobacco smoke ZA738411B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5234872A GB1410048A (en) 1972-11-13 1972-11-13 Filters for tobacco smoke

Publications (1)

Publication Number Publication Date
ZA738411B true ZA738411B (en) 1974-09-25

Family

ID=10463572

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA738411*A ZA738411B (en) 1972-11-13 1973-10-30 Improvements relating to filters for tobacco smoke

Country Status (12)

Country Link
US (1) US3894545A (en)
JP (1) JPS5615226B2 (en)
AU (1) AU477145B2 (en)
BE (1) BE807245A (en)
BR (1) BR7308860D0 (en)
CA (1) CA992830A (en)
CH (1) CH586026A5 (en)
DE (1) DE2355493A1 (en)
FI (1) FI56616C (en)
GB (1) GB1410048A (en)
NL (1) NL7315175A (en)
ZA (1) ZA738411B (en)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX142927A (en) * 1974-06-24 1981-01-20 Empresas La Moderna Sa De Cv IMPROVEMENTS IN FILTERING TOBACCO SMOKE
FI67478C (en) * 1979-11-13 1985-04-10 British American Tobacco Co FILTER FOER TOBAKSROEK
GB8713904D0 (en) * 1987-06-15 1987-07-22 Tabac Fab Reunies Sa Filter for smoking articles
IN172374B (en) * 1988-05-16 1993-07-10 Reynolds Tobacco Co R
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
DE4205658A1 (en) * 1992-02-25 1993-08-26 Reemtsma H F & Ph VENTILATED FILTER CIGARETTE
GB9214267D0 (en) * 1992-07-04 1992-08-19 British American Tobacco Co Improvements relating to smoking articles
US5404890A (en) * 1993-06-11 1995-04-11 R. J. Reynolds Tobacco Company Cigarette filter
US5718250A (en) * 1994-10-07 1998-02-17 R. J. Reynolds Tobacco Company Low gas phase filter for cigarettes
AU2002220121A1 (en) * 2000-11-28 2002-06-11 Lorillard Licensing Company, Llc A smoking article including a selective carbon monoxide pump
EP1377184B2 (en) * 2001-02-22 2015-05-13 Philip Morris Products S.A. Cigarette and filter with downstream flavor addition
US6814786B1 (en) * 2003-04-02 2004-11-09 Philip Morris Usa Inc. Filters including segmented monolithic sorbent for gas-phase filtration
US20040231684A1 (en) * 2003-05-20 2004-11-25 Zawadzki Michael A. Smoking article and smoking article filter
GB0316171D0 (en) * 2003-07-10 2003-08-13 British American Tobacco Co Improvements relating to smoking article filters
DE602004012296T3 (en) * 2003-09-30 2013-07-04 R.J. Reynolds Tobacco Company FILTER CIGARETTE CONTAINING ADSORBING MATERIAL
US8066011B2 (en) * 2003-09-30 2011-11-29 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7237558B2 (en) * 2003-09-30 2007-07-03 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7856990B2 (en) * 2003-09-30 2010-12-28 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7240678B2 (en) * 2003-09-30 2007-07-10 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7669604B2 (en) * 2003-09-30 2010-03-02 R.J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US20050121044A1 (en) * 2003-12-09 2005-06-09 Banerjee Chandra K. Catalysts comprising ultrafine particles
US20060090769A1 (en) * 2004-11-02 2006-05-04 Philip Morris Usa Inc. Temperature sensitive powder for enhanced flavor delivery in smoking articles
US20070261706A1 (en) * 2004-12-15 2007-11-15 Ashesh Banerjea Cigarette with carbon on tow filter
US20070056600A1 (en) * 2005-09-14 2007-03-15 R. J. Reynolds Tobacco Company Filtered smoking article
US7914622B2 (en) * 2005-12-21 2011-03-29 Philip Morris Usa Inc. Smoking article having flavorant materials retained in hollow heat conductive tubes
US8739802B2 (en) 2006-10-02 2014-06-03 R.J. Reynolds Tobacco Company Filtered cigarette
MY152786A (en) * 2008-06-02 2014-11-28 Philip Morris Products Sa Smoking article with transparent section
KR102068756B1 (en) 2011-12-30 2020-01-22 필립모리스 프로덕츠 에스.에이. Smoking article with front-plug and aerosol-forming substrate and method
EP2625975A1 (en) 2012-02-13 2013-08-14 Philip Morris Products S.A. Aerosol-generating article having an aerosol-cooling element
AR089602A1 (en) 2011-12-30 2014-09-03 Philip Morris Products Sa AEROSOL GENERATOR ARTICLE FOR USE WITH AN AEROSOL GENERATOR DEVICE
DK2797450T3 (en) 2011-12-30 2017-12-11 Philip Morris Products Sa SMOKING ARTICLE WITH FRONT PLUG AND METHOD
KR102157508B1 (en) 2012-05-31 2020-09-21 필립모리스 프로덕츠 에스.에이. Flavoured rods for use in aerosol-generating articles
AR091509A1 (en) 2012-06-21 2015-02-11 Philip Morris Products Sa ARTICLE TO SMOKE TO BE USED WITH AN INTERNAL HEATING ELEMENT
DE202012103319U1 (en) 2012-08-31 2012-10-11 Lehmann Tabak - Logistik - Fulfillment UG (haftungsbeschränkt) Filter device, flue, their use and system for this purpose
CN103222682A (en) * 2013-04-09 2013-07-31 红云红河烟草(集团)有限责任公司 Binary composite filter rod for cigarettes and processing method and equipment thereof
GB201412752D0 (en) 2014-07-17 2014-09-03 Nicoventures Holdings Ltd Electronic vapour provision system
CN107348561B (en) 2016-05-10 2021-11-02 韩力 Micro-explosion microcapsule for smoking article and smoking article comprising same
CN113197342B (en) * 2021-05-31 2022-07-12 云南中烟工业有限责任公司 Method for reducing smoke temperature and ensuring smoke quantity
CN114983015A (en) * 2022-05-24 2022-09-02 云南中烟工业有限责任公司 Interlayer filled hollow triangular filter rod and processing method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1009792A (en) * 1909-06-03 1911-11-28 Thomas Walters Salusbury Tobacco-pipe.
US2235100A (en) * 1939-01-09 1941-03-18 George J Deutsch Tobacco pipe
US3388707A (en) * 1965-05-17 1968-06-18 Harris Walter Tobacco smoke filter
US3621851A (en) * 1969-11-26 1971-11-23 Kata Mfg & Filtering Co Filter for smoker's article

Also Published As

Publication number Publication date
AU477145B2 (en) 1976-10-14
US3894545A (en) 1975-07-15
JPS49133599A (en) 1974-12-21
FI56616C (en) 1980-03-10
AU6215173A (en) 1975-05-08
BE807245A (en) 1974-03-01
CA992830A (en) 1976-07-13
CH586026A5 (en) 1977-03-31
JPS5615226B2 (en) 1981-04-09
BR7308860D0 (en) 1974-09-05
GB1410048A (en) 1975-10-15
DE2355493A1 (en) 1974-05-22
NL7315175A (en) 1974-05-15
FI56616B (en) 1979-11-30

Similar Documents

Publication Publication Date Title
ZA738411B (en) Improvements relating to filters for tobacco smoke
CA946701A (en) Filtering means for cigarette smoke
ZA732680B (en) Filter for tobacco smoke
ZA753759B (en) Improvements relating to tobacco smoke filters
ZA72185B (en) Tobacco smoke filter
CA991046A (en) Tobacco smoke filter
ZA735729B (en) Improvements relating to tobacco-smoke filters
ZA728844B (en) Improved tobacco smoke filter
ZA735223B (en) Cigarette filters for the selective removal of ciliatoxic smoke components
IL44284A0 (en) Tobacco smoke filter
AU452247B2 (en) Improvements relating to tobacco smoke filters
AU3378071A (en) Tobacco smoke filter
EG10567A (en) Tobacco smoke filter
AU464851B2 (en) Tobacco smoke filter
AU8182175A (en) Tobacco smoke filters
ZA725192B (en) Improvements in or relating to tobacco smoke filters
AU461942B2 (en) Improvements in or relating to tobacco smoke filters
AU455742B2 (en) Improvements relating to tobacco smoke filters
AU455128B2 (en) Improvements relating to tobacco smoke filters
AU3325771A (en) Improvements relating to tobacco smoke filters
CA980202A (en) Tobacco smoke filter
CA891311A (en) Tobacco smoke filter
AU468763B2 (en) Tobacco smoke filter
CA993303A (en) Tobacco smoke filter
AU6028573A (en) Tobacco smoking filter structures