ZW17292A1 - Lightweight cigarette filter and cigarettes incorporating such filters - Google Patents

Lightweight cigarette filter and cigarettes incorporating such filters

Info

Publication number
ZW17292A1
ZW17292A1 ZW172/92A ZW17292A ZW17292A1 ZW 17292 A1 ZW17292 A1 ZW 17292A1 ZW 172/92 A ZW172/92 A ZW 172/92A ZW 17292 A ZW17292 A ZW 17292A ZW 17292 A1 ZW17292 A1 ZW 17292A1
Authority
ZW
Zimbabwe
Prior art keywords
filters
cigarette filter
filter
less
bulk density
Prior art date
Application number
ZW172/92A
Other languages
English (en)
Inventor
Roger Sampson John
Graham Duke Martin
Patrick Parker Michael
Roy Stewart-Cox Adrian
Original Assignee
Rothmans Int Tobacco
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10703369&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZW17292(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rothmans Int Tobacco filed Critical Rothmans Int Tobacco
Publication of ZW17292A1 publication Critical patent/ZW17292A1/xx

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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • 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
    • 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
ZW172/92A 1991-10-23 1992-10-22 Lightweight cigarette filter and cigarettes incorporating such filters ZW17292A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919122447A GB9122447D0 (en) 1991-10-23 1991-10-23 Lightweight cigarette filter and cigarettes incorporating such filters

Publications (1)

Publication Number Publication Date
ZW17292A1 true ZW17292A1 (en) 1993-03-03

Family

ID=10703369

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW172/92A ZW17292A1 (en) 1991-10-23 1992-10-22 Lightweight cigarette filter and cigarettes incorporating such filters

Country Status (15)

Country Link
US (1) US5415189A (no)
EP (1) EP0539191B1 (no)
AT (1) ATE125116T1 (no)
AU (1) AU655508B2 (no)
CA (1) CA2080942C (no)
DE (2) DE69203566D1 (no)
DK (1) DK0539191T3 (no)
ES (1) ES2076694T3 (no)
FI (1) FI924711A (no)
GB (1) GB9122447D0 (no)
GR (1) GR3017629T3 (no)
MY (1) MY107825A (no)
NO (1) NO177732C (no)
ZA (1) ZA928097B (no)
ZW (1) ZW17292A1 (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4317694A1 (de) * 1993-05-27 1994-12-01 Biotec Biolog Naturverpack Formteil aus Stärkeschaumstoff
DE19536505A1 (de) * 1995-09-29 1997-04-10 Biotec Biolog Naturverpack Biologisch abbaubares Filtermaterial und Verfahren zu seiner Herstellung
DE19722812C2 (de) * 1997-05-30 2003-02-13 Bat Cigarettenfab Gmbh Ultraleicht-Koaxialcigarette mit mehrteiligem Filter
DE10009829A1 (de) * 2000-03-01 2001-09-20 Reemtsma H F & Ph Rauchartikel
DE10060234C2 (de) * 2000-12-05 2003-06-12 Reemtsma H F & Ph Rauchprodukt mit Hohlmundstück-Tabakfilter
CA2435439A1 (en) * 2001-01-22 2002-07-25 F. Hoffmann-La Roche Ag Lancet device having capillary action
DE10153821A1 (de) * 2001-11-05 2003-06-05 Hauni Maschinenbau Ag Multisegmentfilter der tabakverarbeitenden Industrie und Verfahren zur Herstellung desselben
US7074170B2 (en) * 2002-03-29 2006-07-11 Philip Morris Usa Inc. Method and apparatus for making cigarette filters with a centrally located flavored element
PL1993389T3 (pl) * 2006-03-10 2010-09-30 British American Tobacco Investments Ltd Filtr do artykułu dla palaczy
US7789089B2 (en) * 2006-08-04 2010-09-07 R. J. Reynolds Tobacco Company Filtered cigarette possessing tipping material
GB0713905D0 (en) 2007-07-17 2007-08-29 British American Tobacco Co Cellulose acetate thread in filter
EP2110031A1 (en) 2008-04-18 2009-10-21 Philip Morris Products S.A. Filter making apparatus
NZ588459A (en) * 2008-06-02 2013-06-28 Philip Morris Prod Smoking article with transparent section in the material which connects filter to tobacco rod
CN104188106A (zh) * 2014-08-28 2014-12-10 云南中烟工业有限责任公司 一种高截留效率的卷烟滤嘴及应用
AT523163B1 (de) 2020-04-28 2021-06-15 Ess Holding Gmbh Filter zur Sorption von gesundheitsschädlichen Tabakrauchanteilen
WO2023144334A1 (en) * 2022-01-28 2023-08-03 Jt International S.A. An aerosol generating article comprising a filter with a hollow inner tube

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618618A (en) * 1960-09-28 1971-11-09 Strickman Foundation Robert L Tobacco smoke filtering material
US3607512A (en) * 1969-01-03 1971-09-21 Philip Morris Inc Extruding tow filled mouthpiece rod having serrated inner surfaces clenching the tow
US3905377A (en) * 1970-01-23 1975-09-16 George Alexandre Yatrides Cigarette having a blind conduit
US3648712A (en) * 1970-01-29 1972-03-14 Celanese Corp Cigarette filter construction
US3664352A (en) * 1970-07-27 1972-05-23 Liggett & Myers Inc Tobacco smoke filter
US4034765A (en) * 1975-10-30 1977-07-12 Liggett & Myers Incorporated Tobacco smoke filter
US4189511A (en) * 1975-10-31 1980-02-19 Celanese Corporation Filter
IT1109660B (it) * 1978-02-23 1985-12-23 Lavorazione Mat Plast Perfezionamento all estrusione di schiume sintetiche
DE3122193C2 (de) * 1981-06-04 1983-04-14 Julius Glatz Gmbh, 6731 Neidenfels Mundstück für Filterzigaretten
AU556902B2 (en) * 1981-12-18 1986-11-27 Cigarette Components Limited Tobacco smoke filter
GB2119221B (en) * 1982-04-05 1986-05-29 Filtrona Ltd Cigarette filter
US4457319A (en) * 1982-06-22 1984-07-03 Brown & Williamson Tobacco Corporation Cigarette filter
GB2135865A (en) * 1983-03-03 1984-09-12 Filtrona Ltd Tobacco smoke filter
US4550740A (en) * 1983-12-05 1985-11-05 Brown & Williamson Tobacco Corporation Mouthpiece for a cigarette and a cigarette having same
US4655736A (en) * 1984-11-09 1987-04-07 Brown & Williamson Tobacco Corporation Method of manufacturing a tobacco smoke filter
US4693265A (en) * 1986-05-19 1987-09-15 R. J. Reynolds Tobacco Company Cigarette filter having low visible staining
US4924888A (en) * 1987-05-15 1990-05-15 R. J. Reynolds Tobacco Company Smoking article
US4862905A (en) * 1987-06-15 1989-09-05 R. J. Reynolds Tobacco Company Rods containing pelletized material
DE3743597C1 (de) * 1987-12-22 1989-02-16 Bat Cigarettenfab Gmbh Koaxialcigarette
GB8908535D0 (en) * 1989-04-14 1989-06-01 Tabac Fab Reunies Sa Cigarette and filter thereof
US4971078A (en) * 1989-08-15 1990-11-20 Hoechst Celanese Corporation Filter for a smoking article containing a flavored hollow fiber

Also Published As

Publication number Publication date
GB9122447D0 (en) 1991-12-04
EP0539191A1 (en) 1993-04-28
NO924057D0 (no) 1992-10-20
NO177732C (no) 1995-11-15
DE69203566D1 (de) 1995-08-24
ES2076694T3 (es) 1995-11-01
NO177732B (no) 1995-08-07
CA2080942C (en) 1998-05-19
DE69203566T4 (de) 1998-09-10
DK0539191T3 (da) 1995-11-06
DE69203566T2 (de) 1996-04-11
ATE125116T1 (de) 1995-08-15
FI924711A (fi) 1993-04-24
AU2726092A (en) 1993-04-29
CA2080942A1 (en) 1993-04-24
US5415189A (en) 1995-05-16
FI924711A0 (fi) 1992-10-16
GR3017629T3 (en) 1996-01-31
ZA928097B (en) 1993-05-10
EP0539191B1 (en) 1995-07-19
NO924057L (no) 1993-04-26
AU655508B2 (en) 1994-12-22
MY107825A (en) 1996-06-29

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