EP0434339A3 - Cigarette and cigarette filter element therefor - Google Patents
Cigarette and cigarette filter element therefor Download PDFInfo
- Publication number
- EP0434339A3 EP0434339A3 EP19900313767 EP90313767A EP0434339A3 EP 0434339 A3 EP0434339 A3 EP 0434339A3 EP 19900313767 EP19900313767 EP 19900313767 EP 90313767 A EP90313767 A EP 90313767A EP 0434339 A3 EP0434339 A3 EP 0434339A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cigarette
- filter element
- element therefor
- cigarette filter
- therefor
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/452,175 US5060669A (en) | 1989-12-18 | 1989-12-18 | Tobacco treatment process |
US452175 | 1989-12-18 | ||
US07/606,287 US5105834A (en) | 1989-12-18 | 1990-11-06 | Cigarette and cigarette filter element therefor |
US606287 | 1990-11-06 | ||
US62149990A | 1990-12-07 | 1990-12-07 | |
US621499 | 1990-12-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0434339A2 EP0434339A2 (fr) | 1991-06-26 |
EP0434339A3 true EP0434339A3 (en) | 1991-10-09 |
Family
ID=27412519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19900313767 Withdrawn EP0434339A3 (en) | 1989-12-18 | 1990-12-17 | Cigarette and cigarette filter element therefor |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0434339A3 (fr) |
JP (1) | JPH04135476A (fr) |
CA (1) | CA2032378A1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5345955A (en) | 1992-09-17 | 1994-09-13 | R. J. Reynolds Tobacco Company | Composite fuel element for smoking articles |
FR2798302B1 (fr) | 1999-09-13 | 2001-12-21 | Frederic Maillard | Filtre compose d'heterocycles azotes tels que l'adn destine notamment a la filtration de fumee de tabac, cigarette comportant un tel filtre |
WO2002037990A2 (fr) | 2000-11-10 | 2002-05-16 | Vector Tobacco Ltd. | Procede et produit servant a extraire des substances cancerogenes de la fumee du tabac |
GB0517551D0 (en) * | 2005-08-27 | 2005-10-05 | Acetate Products Ltd | Process for making filter tow |
GB0625818D0 (en) * | 2006-12-21 | 2007-02-07 | British American Tobacco Co | Smoking article filter |
US8967155B2 (en) * | 2011-11-03 | 2015-03-03 | Celanese Acetate Llc | Products of high denier per filament and low total denier tow bands |
CN103564646A (zh) * | 2012-07-18 | 2014-02-12 | 朱大恒 | 一种烟草浸膏的生产方法及用途 |
CN113412064B (zh) * | 2018-12-07 | 2023-11-24 | 菲利普莫里斯生产公司 | 具有生物可降解过滤材料的气溶胶生成制品 |
EP3662767A1 (fr) * | 2018-12-07 | 2020-06-10 | SWM Luxembourg S.à.R.L. | Feuille de papier et son procédé de fabrication |
WO2021144872A1 (fr) * | 2020-01-15 | 2021-07-22 | 日本たばこ産業株式会社 | Segment de filtre pour inhalateur d'arôme de type à chauffage sans combustion, inhalateur d'arôme de type à chauffage sans combustion, et système d'inhalation d'arôme de type à chauffage sans combustion |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1029717A (en) * | 1964-03-31 | 1966-05-18 | Pfizer Ltd | Cigarettes and filter tips therefor |
DE1956949A1 (de) * | 1968-11-13 | 1970-06-18 | Cigarette Components Ltd | Zigarettenfilter |
DE1692895A1 (de) * | 1966-08-31 | 1972-05-18 | Brinkmann Ag M | Saeure enthaltender Tabakrauchfilterkoerper aus Celluloseacetat und Verfahren zu seiner Herstellung |
GB2190275A (en) * | 1986-05-13 | 1987-11-18 | British American Tobacco Co | Smoking articles |
EP0304759A2 (fr) * | 1987-08-25 | 1989-03-01 | R.J. Reynolds Tobacco Company | Article à fumer à embout amélioré |
-
1990
- 1990-12-17 EP EP19900313767 patent/EP0434339A3/en not_active Withdrawn
- 1990-12-17 JP JP41105690A patent/JPH04135476A/ja not_active Withdrawn
- 1990-12-17 CA CA 2032378 patent/CA2032378A1/fr not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1029717A (en) * | 1964-03-31 | 1966-05-18 | Pfizer Ltd | Cigarettes and filter tips therefor |
DE1692895A1 (de) * | 1966-08-31 | 1972-05-18 | Brinkmann Ag M | Saeure enthaltender Tabakrauchfilterkoerper aus Celluloseacetat und Verfahren zu seiner Herstellung |
DE1956949A1 (de) * | 1968-11-13 | 1970-06-18 | Cigarette Components Ltd | Zigarettenfilter |
GB2190275A (en) * | 1986-05-13 | 1987-11-18 | British American Tobacco Co | Smoking articles |
EP0304759A2 (fr) * | 1987-08-25 | 1989-03-01 | R.J. Reynolds Tobacco Company | Article à fumer à embout amélioré |
Also Published As
Publication number | Publication date |
---|---|
CA2032378A1 (fr) | 1991-06-19 |
EP0434339A2 (fr) | 1991-06-26 |
JPH04135476A (ja) | 1992-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
|
17P | Request for examination filed |
Effective date: 19920408 |
|
17Q | First examination report despatched |
Effective date: 19930624 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19940105 |