EP3729978A4 - Combined filter for removing tars and toxic compounds from tobacco smoke - Google Patents
Combined filter for removing tars and toxic compounds from tobacco smoke Download PDFInfo
- Publication number
- EP3729978A4 EP3729978A4 EP18891845.2A EP18891845A EP3729978A4 EP 3729978 A4 EP3729978 A4 EP 3729978A4 EP 18891845 A EP18891845 A EP 18891845A EP 3729978 A4 EP3729978 A4 EP 3729978A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- tobacco smoke
- toxic compounds
- combined filter
- removing tars
- tars
- 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- Withdrawn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
- A24D3/04—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
- A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-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
- A24D3/08—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
-
- 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
- A24D3/166—Silicic acid or silicates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201731446A ES2717550B2 (en) | 2017-12-21 | 2017-12-21 | COMBINED FILTER FOR THE ELIMINATION OF TARS AND TOXIC COMPOUNDS OF TOBACCO SMOKE |
PCT/ES2018/070710 WO2019122468A1 (en) | 2017-12-21 | 2018-11-05 | Combined filter for removing tars and toxic compounds from tobacco smoke |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3729978A1 EP3729978A1 (en) | 2020-10-28 |
EP3729978A4 true EP3729978A4 (en) | 2021-08-25 |
Family
ID=66827019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18891845.2A Withdrawn EP3729978A4 (en) | 2017-12-21 | 2018-11-05 | Combined filter for removing tars and toxic compounds from tobacco smoke |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3729978A4 (en) |
ES (1) | ES2717550B2 (en) |
WO (1) | WO2019122468A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES1248319Y (en) * | 2019-12-11 | 2020-09-14 | Univ Alicante | CIGARETTES FOR NON-COMBUSTION TOBACCO HEATING DEVICES |
ES2970265A1 (en) * | 2022-10-24 | 2024-05-27 | Univ Alicante | MACHINE, MANUFACTURING PROCEDURE AND FILTER FOR REDUCING TAR AND TOXIC COMPOUNDS IN TOBACCO (Machine-translation by Google Translate, not legally binding) |
ES2976092A1 (en) * | 2022-10-24 | 2024-07-23 | Univ Dalacant / Univ De Alicante | INSTALLATION, MANUFACTURING PROCEDURE AND FILTER REDUCING TAR AND TOXIC COMPOUNDS IN TOBACCO |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB996891A (en) * | 1961-04-14 | 1965-06-30 | Tamag Basel A G | Filter suitable for cigarettes, cigars or filter cartridges |
US3395713A (en) * | 1964-03-10 | 1968-08-06 | Hans Ent Keller | Filtering arrangement for smoking articles |
US3492998A (en) * | 1969-04-30 | 1970-02-03 | John A Mascaro | Filtering arrangement for smoking articles |
US4469112A (en) * | 1980-09-08 | 1984-09-04 | Celanese Corporation | Compound filter |
EP0364256A1 (en) * | 1988-10-12 | 1990-04-18 | Rothmans International Tobacco (Uk) Limited | Cigarette filter rod elements and cigarettes incorporating such filter rod elements |
EP0482872A1 (en) * | 1990-10-26 | 1992-04-29 | Rothmans International Services Limited | Smoking article |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3434480A (en) | 1966-04-29 | 1969-03-25 | Tar Gard Co | Disposable filter for tobacco-smoking device |
DE4205658A1 (en) * | 1992-02-25 | 1993-08-26 | Reemtsma H F & Ph | VENTILATED FILTER CIGARETTE |
US6779529B2 (en) | 2001-08-01 | 2004-08-24 | Brown & Williamson Tobacco Corporation | Cigarette filter |
US20030066539A1 (en) * | 2001-08-01 | 2003-04-10 | Figlar James N. | Cigarette Filter |
WO2003028495A1 (en) * | 2001-10-04 | 2003-04-10 | Council Of Scientific And Industrial Research | Activated charcoal filter for reducing p-benzosemiquinone from the mainstream cigarette smoke |
CA2464149A1 (en) | 2001-10-30 | 2003-05-08 | Japan Tobacco Inc. | Cigarette filter and filter-tipped cigarette |
CA2762942C (en) | 2002-04-12 | 2013-11-05 | Philip Morris Products, S.A. | Activated carbon fiber cigarette filter |
EP1905318B1 (en) * | 2003-09-30 | 2010-07-07 | R.J. Reynolds Tobacco Company | Filtered cigarette incorporating an adsorbent material |
US20060196513A1 (en) | 2004-12-30 | 2006-09-07 | Philip Morris Usa Inc. | Triple hopper max with built-in granulated cavity filling capability |
WO2008018617A1 (en) | 2006-08-10 | 2008-02-14 | Daicel Chemical Industries, Ltd. | Cigarette filter |
GB0709989D0 (en) | 2007-05-24 | 2007-07-04 | Filtrona Int Ltd | Tobacco smoke filter |
-
2017
- 2017-12-21 ES ES201731446A patent/ES2717550B2/en active Active
-
2018
- 2018-11-05 WO PCT/ES2018/070710 patent/WO2019122468A1/en unknown
- 2018-11-05 EP EP18891845.2A patent/EP3729978A4/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB996891A (en) * | 1961-04-14 | 1965-06-30 | Tamag Basel A G | Filter suitable for cigarettes, cigars or filter cartridges |
US3395713A (en) * | 1964-03-10 | 1968-08-06 | Hans Ent Keller | Filtering arrangement for smoking articles |
US3492998A (en) * | 1969-04-30 | 1970-02-03 | John A Mascaro | Filtering arrangement for smoking articles |
US4469112A (en) * | 1980-09-08 | 1984-09-04 | Celanese Corporation | Compound filter |
EP0364256A1 (en) * | 1988-10-12 | 1990-04-18 | Rothmans International Tobacco (Uk) Limited | Cigarette filter rod elements and cigarettes incorporating such filter rod elements |
EP0482872A1 (en) * | 1990-10-26 | 1992-04-29 | Rothmans International Services Limited | Smoking article |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019122468A1 * |
Also Published As
Publication number | Publication date |
---|---|
ES2717550A1 (en) | 2019-06-21 |
WO2019122468A1 (en) | 2019-06-27 |
ES2717550B2 (en) | 2020-02-28 |
EP3729978A1 (en) | 2020-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
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 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20200717 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20210727 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: A24D 3/04 20060101AFI20210721BHEP Ipc: A24D 3/10 20060101ALI20210721BHEP |
|
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: 20220224 |