DK133456B - Materiale til filtrering af tobaksrøg. - Google Patents

Materiale til filtrering af tobaksrøg.

Info

Publication number
DK133456B
DK133456B DK466971AA DK466971A DK133456B DK 133456 B DK133456 B DK 133456B DK 466971A A DK466971A A DK 466971AA DK 466971 A DK466971 A DK 466971A DK 133456 B DK133456 B DK 133456B
Authority
DK
Denmark
Prior art keywords
tobacco smoke
filtering tobacco
filtering
smoke
tobacco
Prior art date
Application number
DK466971AA
Other languages
Danish (da)
English (en)
Other versions
DK133456C (fi
Inventor
Elmer Francis Litzinger
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 DK133456B publication Critical patent/DK133456B/da
Application granted granted Critical
Publication of DK133456C publication Critical patent/DK133456C/da

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
    • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DK466971AA 1970-09-25 1971-09-24 Materiale til filtrering af tobaksrøg. DK133456B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7577370A 1970-09-25 1970-09-25

Publications (2)

Publication Number Publication Date
DK133456B true DK133456B (da) 1976-05-24
DK133456C DK133456C (fi) 1976-10-18

Family

ID=22127888

Family Applications (1)

Application Number Title Priority Date Filing Date
DK466971AA DK133456B (da) 1970-09-25 1971-09-24 Materiale til filtrering af tobaksrøg.

Country Status (14)

Country Link
US (1) US3716063A (fi)
AR (1) AR192895A1 (fi)
AU (1) AU446175B2 (fi)
BE (1) BE773077A (fi)
BR (1) BR7106323D0 (fi)
CA (1) CA944249A (fi)
DE (1) DE2148035C3 (fi)
DK (1) DK133456B (fi)
FI (1) FI52166C (fi)
GB (1) GB1313259A (fi)
MY (1) MY7300479A (fi)
NL (1) NL152443B (fi)
SE (1) SE376541B (fi)
ZA (1) ZA716419B (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091822A (en) * 1975-04-25 1978-05-30 Loews Theatres, Inc. Article for the selective removal of hydrogen cyanide from tobacco smoke
ZA792187B (en) * 1978-05-16 1980-05-28 British American Tobacco Co Tobacco smoke filters
US5009239A (en) * 1988-12-20 1991-04-23 Hoechst Celanese Corporation Selective delivery and retention of aldehyde and nicotine by-product from cigarette smoke
DE4205658A1 (de) * 1992-02-25 1993-08-26 Reemtsma H F & Ph Ventilierte filtercigarette
US6209547B1 (en) 1998-10-29 2001-04-03 Philip Morris Incorporated Cigarette filter
US6289898B1 (en) 1999-07-28 2001-09-18 Philip Morris Incorporated Smoking article wrapper with improved filler
US7216652B1 (en) 1999-07-28 2007-05-15 Philip Morris Usa Inc. Smoking article wrapper with improved filler
US6911189B1 (en) 1999-10-29 2005-06-28 Philip Morris Usa Inc. Filter for selective removal of a gaseous component
US6848450B2 (en) * 2000-02-07 2005-02-01 Philip Morris Usa Inc. Cigarette filter using intermetallic compounds
US6481442B1 (en) * 2000-11-28 2002-11-19 Lorillard Licensing Company, Llc Smoking article including a filter for selectively removing carbonyls
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
BRPI0407551B1 (pt) * 2003-02-18 2012-09-04 filtro de fumaça de tabaco, dispositivo fumável, método de filtração de fumaça de tabaco e método de fabricação do referido dispositivo
US20050205102A1 (en) * 2004-01-30 2005-09-22 Philip Morris Usa Inc. Method of making surface modified silica gel
MX2007004566A (es) * 2006-04-17 2009-02-16 Filligent Ltd Metodo y dispositivo para fabricar filtros para humo de tabaco.
FR2905628B1 (fr) 2006-09-13 2011-01-21 Rhodia Recherches & Tech Materiau composite de cohesion elevee, procede de preparation et utilisations, notamment dans les filtres a cigarettes.
CN101433371B (zh) * 2008-12-19 2011-10-12 湖南中烟工业有限责任公司 一种降低卷烟烟气中醛类物质的纸质过滤嘴及其制备方法
CN102960860B (zh) * 2012-11-27 2014-04-16 湖南中烟工业有限责任公司 一种通过化学交联得到的卷烟烟气重金属吸附剂的应用方法
CN102948925B (zh) * 2012-11-27 2014-06-11 湖南中烟工业有限责任公司 一种卷烟烟气重金属吸附剂的应用方法
CN104116133A (zh) * 2014-07-31 2014-10-29 云南中烟工业有限责任公司 一种富含氨基基团的聚合物在纸质滤棒中的应用
US11446634B2 (en) 2016-11-14 2022-09-20 Georgia Tech Research Corporation Pcstructures including supported polyamines and methods of making the supported polyamines
CN106954891A (zh) * 2017-04-10 2017-07-18 滁州卷烟材料厂 一种用于吸附卷烟烟气中重金属的滤嘴

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434479A (en) * 1966-09-15 1969-03-25 Liggett & Myers Tobacco Co Permanganate tobacco smoke filter
US3340879A (en) * 1967-01-16 1967-09-12 Brown & Williamson Tobacco Cigarette filters
US3410282A (en) * 1967-03-13 1968-11-12 Eastman Kodak Co Filter medium for removing hydrogen cyanide from tobacco smoke

Also Published As

Publication number Publication date
SE376541B (fi) 1975-06-02
GB1313259A (en) 1973-04-11
DE2148035B2 (de) 1980-06-12
ZA716419B (en) 1972-05-31
NL7113122A (fi) 1972-03-28
US3716063A (en) 1973-02-13
FI52166C (fi) 1977-07-11
AR192895A1 (es) 1973-03-21
CA944249A (en) 1974-03-26
FI52166B (fi) 1977-03-31
DE2148035A1 (de) 1972-03-30
DE2148035C3 (de) 1981-02-19
AU3384071A (en) 1973-03-29
DK133456C (fi) 1976-10-18
AU446175B2 (en) 1974-03-14
NL152443B (nl) 1977-03-15
BE773077A (fr) 1972-03-24
MY7300479A (en) 1973-12-31
BR7106323D0 (pt) 1973-05-08

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Legal Events

Date Code Title Description
PBP Patent lapsed