CH450261A - Filters for tobacco smoke - Google Patents

Filters for tobacco smoke

Info

Publication number
CH450261A
CH450261A CH647765A CH647765A CH450261A CH 450261 A CH450261 A CH 450261A CH 647765 A CH647765 A CH 647765A CH 647765 A CH647765 A CH 647765A CH 450261 A CH450261 A CH 450261A
Authority
CH
Switzerland
Prior art keywords
filters
tobacco smoke
tobacco
smoke
Prior art date
Application number
CH647765A
Other languages
German (de)
Inventor
Graham Lloyd Wallace
Original Assignee
Philip Morris Inc
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 Philip Morris Inc filed Critical Philip Morris Inc
Publication of CH450261A publication Critical patent/CH450261A/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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon
CH647765A 1964-05-14 1965-05-10 Filters for tobacco smoke CH450261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367446A US3347247A (en) 1964-05-14 1964-05-14 Tobacco smoke filter

Publications (1)

Publication Number Publication Date
CH450261A true CH450261A (en) 1968-01-15

Family

ID=23447206

Family Applications (1)

Application Number Title Priority Date Filing Date
CH647765A CH450261A (en) 1964-05-14 1965-05-10 Filters for tobacco smoke

Country Status (12)

Country Link
US (1) US3347247A (en)
AT (1) AT267389B (en)
BE (1) BE778596Q (en)
CH (1) CH450261A (en)
DE (1) DE1517314C3 (en)
DO (1) DOP1965001200A (en)
FI (1) FI48240C (en)
FR (1) FR1444047A (en)
GB (1) GB1073896A (en)
IL (1) IL23459A (en)
NL (1) NL153075B (en)
NO (1) NO122058B (en)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1113070A (en) * 1964-08-27 1968-05-08 Courtaulds Ltd Filter elements
US3426763A (en) * 1965-07-21 1969-02-11 Eastman Kodak Co Tobacco smoke filter having a coated carbon additive
US3428056A (en) * 1965-07-21 1969-02-18 Eastman Kodak Co Tobacco smoke filter incorporating coated polyolefin additive
US3599646A (en) * 1969-04-30 1971-08-17 American Filtrona Corp Cigarette filter
US3648711A (en) * 1970-08-11 1972-03-14 American Filtrona Corp Tobacco smoke filter
US4059121A (en) * 1973-04-20 1977-11-22 Rothmans Of Pall Mall Canada Limited Filter for tobacco smoke
US4091822A (en) * 1975-04-25 1978-05-30 Loews Theatres, Inc. Article for the selective removal of hydrogen cyanide from tobacco smoke
DE3709749A1 (en) * 1987-03-25 1988-10-13 Wab Kosmetik Kuhs Ohg REPLACEMENT CIGARETTE
GB2212705B (en) * 1987-11-27 1991-09-04 Cigarette Components Ltd Paper filters
US5360023A (en) * 1988-05-16 1994-11-01 R. J. Reynolds Tobacco Company Cigarette filter
US4964426A (en) * 1988-09-28 1990-10-23 Eastman Kodak Company Tobacco smoke filters and process for production thereof
US5150723A (en) * 1988-09-28 1992-09-29 Eastman Kodak Company Process for the production of tobacco smoke filters
GB8823388D0 (en) * 1988-10-05 1988-11-09 Cigarette Components Ltd Tobacco smoke filter containing particulate additive
GB8921659D0 (en) * 1989-09-26 1989-11-08 Cigarette Components Ltd Particulate sorbent smoke filter
US5074320A (en) * 1989-10-26 1991-12-24 R. J. Reynolds Tobacco Company Cigarette and cigarette filter
US5607766A (en) * 1993-03-30 1997-03-04 American Filtrona Corporation Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom
US5404890A (en) * 1993-06-11 1995-04-11 R. J. Reynolds Tobacco Company Cigarette filter
US5509430A (en) * 1993-12-14 1996-04-23 American Filtrona Corporation Bicomponent fibers and tobacco smoke filters formed therefrom
US5732718A (en) * 1994-08-23 1998-03-31 Schweitzer-Mauduit International, Inc. Selective filtration device
GB0019417D0 (en) * 2000-08-09 2000-09-27 Mat & Separations Tech Int Ltd Mesoporous carbons
US8591855B2 (en) * 2000-08-09 2013-11-26 British American Tobacco (Investments) Limited Porous carbons
US8066011B2 (en) 2003-09-30 2011-11-29 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
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
US7669604B2 (en) * 2003-09-30 2010-03-02 R.J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
EP1574142A1 (en) 2004-03-08 2005-09-14 Acetate Products Limited Process for making filter tow
GB0506278D0 (en) 2005-03-29 2005-05-04 British American Tobacco Co Porous carbon materials and smoking articles and smoke filters therefor incorporating such materials
US10188140B2 (en) 2005-08-01 2019-01-29 R.J. Reynolds Tobacco Company Smoking article
US20070215167A1 (en) 2006-03-16 2007-09-20 Evon Llewellyn Crooks Smoking article
US20070056600A1 (en) * 2005-09-14 2007-03-15 R. J. Reynolds Tobacco Company Filtered smoking article
US7479098B2 (en) 2005-09-23 2009-01-20 R. J. Reynolds Tobacco Company Equipment for insertion of objects into smoking articles
US9220301B2 (en) 2006-03-16 2015-12-29 R.J. Reynolds Tobacco Company Smoking article
US20070235049A1 (en) * 2006-03-31 2007-10-11 Philip Morris Usa Inc. Magnetic filter elements and cigarettes having magnetic filter elements
UA92214C2 (en) * 2006-03-31 2010-10-11 Филип Моррис Продактс С.А. Filter element, a cigarette, comprising thereof, and a method for making the filter element
US8739802B2 (en) 2006-10-02 2014-06-03 R.J. Reynolds Tobacco Company Filtered cigarette
US8186360B2 (en) * 2007-04-04 2012-05-29 R.J. Reynolds Tobacco Company Cigarette comprising dark air-cured tobacco
PL211482B1 (en) * 2007-09-24 2012-05-31 Int Tobacco Machinery Poland The manner and dosing unit for increasing of efficiency of the swelling process and drying of organic materials, especially in stream dryer
EP2323506B2 (en) 2008-05-21 2016-07-27 R.J.Reynolds Tobacco Company Apparatus and associated method for forming a filter component of a smoking article and smoking articles made therefrom
US8613284B2 (en) * 2008-05-21 2013-12-24 R.J. Reynolds Tobacco Company Cigarette filter comprising a degradable fiber
US8375958B2 (en) * 2008-05-21 2013-02-19 R.J. Reynolds Tobacco Company Cigarette filter comprising a carbonaceous fiber
US8079369B2 (en) 2008-05-21 2011-12-20 R.J. Reynolds Tobacco Company Method of forming a cigarette filter rod member
CN102132156B (en) 2008-08-01 2014-11-26 生物风险公司 Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances
GB0818810D0 (en) * 2008-10-14 2008-11-19 British American Tobacco Co Smoking article
US8119555B2 (en) * 2008-11-20 2012-02-21 R. J. Reynolds Tobacco Company Carbonaceous material having modified pore structure
US8511319B2 (en) * 2008-11-20 2013-08-20 R. J. Reynolds Tobacco Company Adsorbent material impregnated with metal oxide component
US8997755B2 (en) * 2009-11-11 2015-04-07 R.J. Reynolds Tobacco Company Filter element comprising smoke-altering material
US20110180084A1 (en) * 2010-01-27 2011-07-28 R.J. Reynolds Tobacco Company Apparatus and associated method for forming a filter component of a smoking article
US20110271968A1 (en) 2010-05-07 2011-11-10 Carolyn Rierson Carpenter Filtered Cigarette With Modifiable Sensory Characteristics
GB201007946D0 (en) * 2010-05-12 2010-06-30 British American Tobacco Co Filter additive
US8720450B2 (en) 2010-07-30 2014-05-13 R.J. Reynolds Tobacco Company Filter element comprising multifunctional fibrous smoke-altering material
US10609955B2 (en) 2011-04-08 2020-04-07 R.J. Reynolds Tobacco Company Filtered cigarette comprising a tubular element in filter
US11957163B2 (en) 2011-04-08 2024-04-16 R.J. Reynolds Tobacco Company Multi-segment filter element including smoke-altering flavorant
US10064429B2 (en) 2011-09-23 2018-09-04 R.J. Reynolds Tobacco Company Mixed fiber product for use in the manufacture of cigarette filter elements and related methods, systems, and apparatuses
WO2015178995A1 (en) 2014-05-23 2015-11-26 Greenbutts Llc Biodegradable cigarette filter tow and method of manufacture
WO2020202257A1 (en) * 2019-03-29 2020-10-08 日本たばこ産業株式会社 Cooling segment, non-combustion heating type flavor inhalation article, method for using non-combustion heating type flavor inhalation article, and non-combustion heating type flavor inhalation system
WO2021040815A1 (en) * 2019-08-27 2021-03-04 Acetate International Llc Cellulose acetate tow with low dpf and low titanium dioxide content
EP4022114A1 (en) * 2019-08-27 2022-07-06 Acetate International LLC Cellulose acetate tow with high dpf and low titanium dioxide content

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904050A (en) * 1955-01-05 1959-09-15 Eastman Kodak Co Tobacco smoke filtering elements
US3032445A (en) * 1959-06-24 1962-05-01 Union Carbide Corp Tobacco smoke filters
US3101723A (en) * 1960-11-15 1963-08-27 Philip Morris Inc Fibrous cigarette filter
US3227791A (en) * 1962-08-08 1966-01-04 Eastman Kodak Co Process for producing tobacco smoke filter elements from cellulose ester filaments containing polyethylene glycol
US3217715A (en) * 1965-05-24 1965-11-16 American Filtrona Corp Smoke filter and smoking devices formed therewith

Also Published As

Publication number Publication date
FI48240B (en) 1974-04-30
DE1517314C3 (en) 1974-05-22
FI48240C (en) 1974-08-12
AT267389B (en) 1968-12-27
BE778596Q (en) 1972-07-27
NL6506033A (en) 1965-11-15
NO122058B (en) 1971-05-10
GB1073896A (en) 1967-06-28
NL153075B (en) 1977-05-16
FR1444047A (en) 1966-07-01
DOP1965001200A (en) 1970-02-26
US3347247A (en) 1967-10-17
IL23459A (en) 1969-02-27
DE1517314A1 (en) 1969-12-11
DE1517314B2 (en) 1973-10-11

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