CA2031727C - Filtre anti-fumee forme d'etoupe et d'un materiau en feuille - Google Patents
Filtre anti-fumee forme d'etoupe et d'un materiau en feuille Download PDFInfo
- Publication number
- CA2031727C CA2031727C CA002031727A CA2031727A CA2031727C CA 2031727 C CA2031727 C CA 2031727C CA 002031727 A CA002031727 A CA 002031727A CA 2031727 A CA2031727 A CA 2031727A CA 2031727 C CA2031727 C CA 2031727C
- Authority
- CA
- Canada
- Prior art keywords
- filter
- smoking
- draw
- resistance
- plug
- 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.)
- Expired - Fee Related
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
- 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
- A24D3/04—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
- A24D3/06—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
- 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)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57187890A | 1990-08-24 | 1990-08-24 | |
US571,878 | 1990-08-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2031727A1 CA2031727A1 (fr) | 1992-02-25 |
CA2031727C true CA2031727C (fr) | 2001-04-10 |
Family
ID=24285429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002031727A Expired - Fee Related CA2031727C (fr) | 1990-08-24 | 1990-12-07 | Filtre anti-fumee forme d'etoupe et d'un materiau en feuille |
Country Status (17)
Country | Link |
---|---|
EP (1) | EP0474940B2 (fr) |
JP (1) | JP2767322B2 (fr) |
KR (1) | KR0175139B1 (fr) |
AT (1) | ATE115369T1 (fr) |
AU (1) | AU635095B2 (fr) |
CA (1) | CA2031727C (fr) |
DE (1) | DE69015185T3 (fr) |
DK (1) | DK0474940T4 (fr) |
ES (1) | ES2066157T5 (fr) |
FI (1) | FI94385C (fr) |
GR (2) | GR3015326T3 (fr) |
HK (1) | HK162995A (fr) |
HU (1) | HU212772B (fr) |
NO (1) | NO176464C (fr) |
PL (1) | PL166314B1 (fr) |
RU (1) | RU1836040C (fr) |
TR (1) | TR25717A (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5622190A (en) * | 1990-08-24 | 1997-04-22 | Philip Morris Incorporated | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core |
US5746230A (en) * | 1990-08-24 | 1998-05-05 | Philip Morris Incorporated | Concentric smoking filter having discrete tow and web filter media |
US5365951A (en) * | 1990-08-24 | 1994-11-22 | Philip Morris Incorporated | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core |
EP0638248A1 (fr) * | 1993-08-12 | 1995-02-15 | Philip Morris Products Inc. | Procédé et appareil de fabrication de filtres concentriques composés de deux ou plusieurs matériaux |
GB9321536D0 (en) * | 1993-10-19 | 1993-12-08 | British American Tobacco Co | Smoking articles |
DE19718296B4 (de) * | 1997-04-30 | 2006-06-29 | British American Tobacco (Germany) Gmbh | Ventilierte Filtercigarette mit einem koaxialen Filterelement |
DE19722812C2 (de) | 1997-05-30 | 2003-02-13 | Bat Cigarettenfab Gmbh | Ultraleicht-Koaxialcigarette mit mehrteiligem Filter |
DE59707821D1 (de) * | 1997-11-13 | 2002-08-29 | Reemtsma H F & Ph | Gasphasenreduzierte zigarette |
DE10009829A1 (de) * | 2000-03-01 | 2001-09-20 | Reemtsma H F & Ph | Rauchartikel |
GB0713905D0 (en) | 2007-07-17 | 2007-08-29 | British American Tobacco Co | Cellulose acetate thread in filter |
GB0811552D0 (en) * | 2008-06-24 | 2008-07-30 | British American Tobacco Co | Filter for a smoking article |
GB0816933D0 (en) * | 2008-09-16 | 2008-10-22 | British American Tobacco Co | Filter for a smoking article |
CN101999755A (zh) * | 2010-12-17 | 2011-04-06 | 南通烟滤嘴有限责任公司 | 纸芯同轴滤棒 |
DK2978327T3 (en) | 2013-03-28 | 2019-02-25 | Philip Morris Products Sa | Smoking article comprising an aroma delivery element |
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 |
KR20190139315A (ko) * | 2017-06-19 | 2019-12-17 | 니뽄 다바코 산교 가부시키가이샤 | 흡연 물품용 필터 및 그 제조 방법 |
KR102391290B1 (ko) * | 2020-04-22 | 2022-04-26 | 주식회사 케이티앤지 | 흡연 물품용 마우스피스 및 이를 포함하는 흡연 물품 조립체와 흡연 물품 패키지 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3396061A (en) * | 1964-06-01 | 1968-08-06 | Celanese Corp | Smoke filters |
US4034765A (en) * | 1975-10-30 | 1977-07-12 | Liggett & Myers Incorporated | Tobacco smoke filter |
US4082098A (en) * | 1976-10-28 | 1978-04-04 | Olin Corporation | Flavored cigarette |
AU4119078A (en) | 1977-11-18 | 1980-05-08 | Philip Morris Inc | Filter system |
US4355995A (en) * | 1979-03-27 | 1982-10-26 | American Filtrona Corporation | Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same |
US4291711A (en) * | 1979-03-27 | 1981-09-29 | American Filtrona Corporation | Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same |
AU556902B2 (en) * | 1981-12-18 | 1986-11-27 | Cigarette Components Limited | Tobacco smoke filter |
DE3207683C2 (de) * | 1982-03-03 | 1986-06-05 | B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg | Filter für einen rauchbaren Artikel |
GB2119221B (en) * | 1982-04-05 | 1986-05-29 | Filtrona Ltd | Cigarette filter |
DE3743597C1 (de) * | 1987-12-22 | 1989-02-16 | Bat Cigarettenfab Gmbh | Koaxialcigarette |
DE3901226C1 (fr) * | 1989-01-17 | 1990-07-26 | B.A.T. Cigarettenfabriken Gmbh, 2000 Hamburg, De |
-
1990
- 1990-12-05 AU AU67748/90A patent/AU635095B2/en not_active Ceased
- 1990-12-07 CA CA002031727A patent/CA2031727C/fr not_active Expired - Fee Related
- 1990-12-11 FI FI906092A patent/FI94385C/fi not_active IP Right Cessation
- 1990-12-13 DK DK90313555T patent/DK0474940T4/da active
- 1990-12-13 DE DE69015185T patent/DE69015185T3/de not_active Expired - Fee Related
- 1990-12-13 EP EP90313555A patent/EP0474940B2/fr not_active Expired - Lifetime
- 1990-12-13 ES ES90313555T patent/ES2066157T5/es not_active Expired - Lifetime
- 1990-12-13 AT AT90313555T patent/ATE115369T1/de not_active IP Right Cessation
- 1990-12-18 PL PL90288311A patent/PL166314B1/pl unknown
- 1990-12-20 HU HU908366A patent/HU212772B/hu not_active IP Right Cessation
- 1990-12-26 TR TR90/1210A patent/TR25717A/xx unknown
- 1990-12-26 KR KR1019900021735A patent/KR0175139B1/ko not_active IP Right Cessation
- 1990-12-26 JP JP2414611A patent/JP2767322B2/ja not_active Expired - Fee Related
- 1990-12-26 RU SU904894124A patent/RU1836040C/ru active
- 1990-12-28 NO NO905639A patent/NO176464C/no unknown
-
1995
- 1995-03-07 GR GR950400504T patent/GR3015326T3/el unknown
- 1995-10-19 HK HK162995A patent/HK162995A/xx not_active IP Right Cessation
-
1999
- 1999-12-15 GR GR990403230T patent/GR3032144T3/el unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5746230A (en) | Concentric smoking filter having discrete tow and web filter media | |
US5365951A (en) | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core | |
US5622190A (en) | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core | |
CA2031727C (fr) | Filtre anti-fumee forme d'etoupe et d'un materiau en feuille | |
CA1171747A (fr) | Cigarette a tube interieur fusible | |
US5327916A (en) | Filter tip cagarette | |
US4197863A (en) | Tobacco smoke filter | |
US9872517B2 (en) | Tobacco smoke filter | |
US20200015515A1 (en) | Tobacco smoke filter | |
AU2007216341A1 (en) | Improvements relating to smoking articles and filter therefor | |
US4776354A (en) | Filtered smoking article | |
EP2712510A1 (fr) | Article à fumer | |
US5195543A (en) | Balanced flow tobacco smoke filter | |
US20210378290A1 (en) | Paper sheet filter element for a smoking article, and associated method | |
OA11414A (en) | Biodegradable filter for cigarettes. | |
US20230270159A1 (en) | Paper cavity filter | |
NO180563B (no) | Rökefilter med en sentral kjerne og en ytterligere, inntilliggende filterplugg |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |