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EA200900818A1 - CURTAIN FILTER - Google Patents

CURTAIN FILTER

Info

Publication number
EA200900818A1
EA200900818A1 EA200900818A EA200900818A EA200900818A1 EA 200900818 A1 EA200900818 A1 EA 200900818A1 EA 200900818 A EA200900818 A EA 200900818A EA 200900818 A EA200900818 A EA 200900818A EA 200900818 A1 EA200900818 A1 EA 200900818A1
Authority
EA
Eurasian Patent Office
Prior art keywords
section
filter
smoking article
curtain filter
wrap
Prior art date
Application number
EA200900818A
Other languages
Russian (ru)
Other versions
EA014830B1 (en
Inventor
Мартин Грэм Дьюк
Original Assignee
Бритиш Америкэн Тобэкко (Инвестментс) Лимитед
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 Бритиш Америкэн Тобэкко (Инвестментс) Лимитед filed Critical Бритиш Америкэн Тобэкко (Инвестментс) Лимитед
Publication of EA200900818A1 publication Critical patent/EA200900818A1/en
Publication of EA014830B1 publication Critical patent/EA014830B1/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
    • 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
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • 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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)

Abstract

В заявке описан фильтр для курительного изделия, содержащий первую и вторую секции, первая секция расположена на конце мундштука фильтра и содержит цилиндрический элемент, окруженный оберткой и содержащий полый участок, продолжающийся по всей длине первой секции, и вторая секция совмещена в продольном направлении с первой секцией, примыкает к ней и содержит фильтрующий материал. Вторая секция содержит также дисперсный материал в периферийной области, который размещается до конца второй секции, непосредственно примыкающего к первой секции. Также предлагается курительное изделие, содержащее фильтр по настоящему изобретению.The application describes a filter for a smoking article containing the first and second sections, the first section is located at the end of the filter mouthpiece and contains a cylindrical element surrounded by a wrap and containing a hollow section extending along the entire length of the first section, and the second section is aligned longitudinally with the first section adjoins to it and contains filtering material. The second section also contains dispersed material in the peripheral region, which is located until the end of the second section, directly adjacent to the first section. A smoking article comprising a filter of the present invention is also provided.

EA200900818A 2006-12-21 2007-11-20 Smoking article filter EA014830B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0625818.0A GB0625818D0 (en) 2006-12-21 2006-12-21 Smoking article filter
PCT/GB2007/004435 WO2008074977A1 (en) 2006-12-21 2007-11-20 Smoking article filter

Publications (2)

Publication Number Publication Date
EA200900818A1 true EA200900818A1 (en) 2010-02-26
EA014830B1 EA014830B1 (en) 2011-02-28

Family

ID=37758981

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200900818A EA014830B1 (en) 2006-12-21 2007-11-20 Smoking article filter

Country Status (21)

Country Link
US (1) US20100108085A1 (en)
EP (1) EP2096945B1 (en)
JP (3) JP2010512778A (en)
KR (2) KR20090101917A (en)
CN (1) CN101562998B (en)
AR (1) AR064455A1 (en)
AU (1) AU2007336120B2 (en)
BR (1) BRPI0720536A2 (en)
CA (1) CA2669297C (en)
CL (1) CL2007003708A1 (en)
EA (1) EA014830B1 (en)
ES (1) ES2396458T3 (en)
GB (1) GB0625818D0 (en)
IL (1) IL198777A (en)
MX (1) MX2009005233A (en)
MY (1) MY149472A (en)
PL (1) PL2096945T3 (en)
TW (1) TW200838445A (en)
UA (1) UA93765C2 (en)
WO (1) WO2008074977A1 (en)
ZA (1) ZA200903580B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2746454C1 (en) * 2017-09-29 2021-04-14 Бритиш Америкэн Тобэкко (Инвестментс) Лимитед Filter unit for smoking product

Families Citing this family (29)

* Cited by examiner, † Cited by third party
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CA2708837C (en) * 2007-12-14 2013-02-05 Japan Tobacco Inc. Cigarette filter and filter-tipped cigarette
GB0911181D0 (en) * 2009-06-29 2009-08-12 British American Tobacco Co A filter for a smoking article
GB0911182D0 (en) * 2009-06-29 2009-08-12 British American Tobacco Co Filter for a smoking article
GB0922253D0 (en) 2009-12-21 2010-02-03 British American Tobacco Co Sheet filter materials with additives
GB201004976D0 (en) * 2010-03-24 2010-05-12 Filtrona Int Ltd Tobacco smoke filter
CN101953511A (en) * 2010-06-02 2011-01-26 成进学 Nano selenium and germanium rich negative ion safe anti-cancer cigarette for eliminating toxic hazard of cigarette smoke
PL2579736T3 (en) * 2010-06-10 2019-06-28 Essentra Filter Products Development Co. Pte. Ltd. Tobacco smoke filter
DK177983B1 (en) * 2010-11-08 2015-02-16 Pleasure Smoking Co Aps Tapered and cylindrical filter tips, and tapered and cylindrical sleeves
EP2510814A1 (en) * 2011-04-15 2012-10-17 Philip Morris Products S.A. Ventilated smoking article including sorbent material
GB201110863D0 (en) 2011-06-27 2011-08-10 British American Tobacco Co Smoking article filter and insertable filter unit thereof
PL2551407T3 (en) 2011-07-28 2013-11-29 Delfortgroup Ag Oil-resistant filter wrapping paper
GB201211523D0 (en) * 2012-06-27 2012-08-08 Filtrona Filter Prod Dev Co Tobacco smoke filter
KR102243247B1 (en) 2012-08-06 2021-04-23 필립모리스 프로덕츠 에스.에이. Method of forming smoking articles with mouth end cavities
PL3788890T3 (en) 2012-08-06 2023-10-09 Philip Morris Products S.A. Smoking article with mouth end cavity
EP2719295A1 (en) * 2012-10-15 2014-04-16 Philip Morris Products S.A. Ventilated smoking article including sorbent material
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
EP2938214B1 (en) * 2012-12-31 2021-05-26 Philip Morris Products S.A. Smoking article including flow restrictor in hollow tube
RU2637743C2 (en) * 2012-12-31 2017-12-06 Филип Моррис Продактс С.А. Smoking product comprising flow limiter
TW201635927A (en) 2015-03-27 2016-10-16 菲利浦莫里斯製品股份有限公司 Smoking article with a mouth end cavity and ventilation
ITUA20162010A1 (en) * 2016-03-24 2017-09-24 Gd Spa Smoking item and method for its realization.
GB2549803A (en) * 2016-04-29 2017-11-01 British American Tobacco Investments Ltd A filter tube for a smoking article
GB201608931D0 (en) 2016-05-20 2016-07-06 British American Tobacco Co Article for use in apparatus for heating smokeable material
GB201608928D0 (en) 2016-05-20 2016-07-06 British American Tobacco Co Article for use in apparatus for heating smokable material
GB201615608D0 (en) 2016-09-14 2016-10-26 British American Tobacco Investments Ltd A container
CA3049077A1 (en) * 2017-04-14 2018-10-18 Philip Morris Products S.A. Filter component
GB201715922D0 (en) * 2017-09-29 2017-11-15 British American Tobacco Investments Ltd A filter unit for a smoking article
WO2019072962A1 (en) * 2017-10-13 2019-04-18 Philip Morris Products S.A. Aerosol generating article having cavity with particulate aerosol altering material
KR20230131396A (en) * 2022-03-04 2023-09-13 주식회사 케이티앤지 Smoking article and aerosol-generating systems comprising thereof

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GB781654A (en) 1954-07-13 1957-08-21 Olin Mathieson Improvements in or relating to filter tips for cigarettes, method of making the sameand cigarettes employing the same
US3396733A (en) * 1966-03-23 1968-08-13 Lorillard Co P Cigarette tip
GB2135865A (en) * 1983-03-03 1984-09-12 Filtrona Ltd Tobacco smoke filter
JPS6055115B2 (en) * 1983-03-04 1985-12-03 日本たばこ産業株式会社 How to reduce tar production
US4646762A (en) * 1983-12-05 1987-03-03 Brown & Williamson Tobacco Corporation Cigarette having a mouthpiece
US4550740A (en) 1983-12-05 1985-11-05 Brown & Williamson Tobacco Corporation Mouthpiece for a cigarette and a cigarette having same
US4611607A (en) * 1984-02-21 1986-09-16 Brown & Williamson Tobacco Corporation Cigarette filter
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AU658372B2 (en) * 1990-11-19 1995-04-13 Cigarette Components Limited Smoke filter containing particulate smoke modifying additive
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2746454C1 (en) * 2017-09-29 2021-04-14 Бритиш Америкэн Тобэкко (Инвестментс) Лимитед Filter unit for smoking product

Also Published As

Publication number Publication date
CL2007003708A1 (en) 2008-06-27
TW200838445A (en) 2008-10-01
PL2096945T3 (en) 2013-05-31
BRPI0720536A2 (en) 2014-01-07
GB0625818D0 (en) 2007-02-07
EP2096945A1 (en) 2009-09-09
EP2096945B1 (en) 2012-10-03
JP2013188215A (en) 2013-09-26
US20100108085A1 (en) 2010-05-06
WO2008074977A1 (en) 2008-06-26
KR20090101917A (en) 2009-09-29
CA2669297C (en) 2015-01-13
ZA200903580B (en) 2010-02-24
AU2007336120A1 (en) 2008-06-26
IL198777A0 (en) 2010-02-17
IL198777A (en) 2013-05-30
ES2396458T3 (en) 2013-02-21
JP3194389U (en) 2014-11-20
AU2007336120B2 (en) 2010-11-25
UA93765C2 (en) 2011-03-10
CN101562998A (en) 2009-10-21
MX2009005233A (en) 2009-05-28
MY149472A (en) 2013-08-30
CN101562998B (en) 2011-10-05
JP2010512778A (en) 2010-04-30
CA2669297A1 (en) 2008-06-26
AR064455A1 (en) 2009-04-01
KR20140005731U (en) 2014-11-07
EA014830B1 (en) 2011-02-28

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG MD TJ TM