EP0659355A3 - Filter zur Entfernung von Stickoxiden aus Tabakrauch. - Google Patents

Filter zur Entfernung von Stickoxiden aus Tabakrauch. Download PDF

Info

Publication number
EP0659355A3
EP0659355A3 EP94119946A EP94119946A EP0659355A3 EP 0659355 A3 EP0659355 A3 EP 0659355A3 EP 94119946 A EP94119946 A EP 94119946A EP 94119946 A EP94119946 A EP 94119946A EP 0659355 A3 EP0659355 A3 EP 0659355A3
Authority
EP
European Patent Office
Prior art keywords
filter
nitrogen oxides
tobacco smoke
eliminating nitrogen
eliminating
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Withdrawn
Application number
EP94119946A
Other languages
English (en)
French (fr)
Other versions
EP0659355A2 (de
Inventor
Erich Dr Bloecker
Andreas Dr Schleicher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of EP0659355A2 publication Critical patent/EP0659355A2/de
Publication of EP0659355A3 publication Critical patent/EP0659355A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of 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)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Tobacco Products (AREA)
  • Treating Waste Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
EP94119946A 1993-12-22 1994-12-16 Filter zur Entfernung von Stickoxiden aus Tabakrauch. Withdrawn EP0659355A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4343920A DE4343920A1 (de) 1993-12-22 1993-12-22 Filter zur Entfernung von Stickoxiden aus Tabakrauch
DE4343920 1993-12-22

Publications (2)

Publication Number Publication Date
EP0659355A2 EP0659355A2 (de) 1995-06-28
EP0659355A3 true EP0659355A3 (de) 1997-04-16

Family

ID=6505829

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94119946A Withdrawn EP0659355A3 (de) 1993-12-22 1994-12-16 Filter zur Entfernung von Stickoxiden aus Tabakrauch.

Country Status (4)

Country Link
US (1) US5575302A (de)
EP (1) EP0659355A3 (de)
JP (1) JPH07203936A (de)
DE (1) DE4343920A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4428727A1 (de) * 1994-08-15 1996-02-29 Hoechst Ag Filtermaterial und Verfahren zur Entfernung von Halogenen und peroxidhaltigen Verbindungen
WO1996012551A1 (de) * 1994-10-25 1996-05-02 Hoechst Aktiengesellschaft Filtermaterial und verfahren zur herstellung von no2-freien gasen oder flüssigkeiten
BR0114448A (pt) 2000-10-05 2003-09-02 Nicolas Baskevitch Redução de nitrosaminas em tabaco e em produtos de tabaco
US20030066539A1 (en) * 2001-08-01 2003-04-10 Figlar James N. Cigarette Filter
US6779529B2 (en) * 2001-08-01 2004-08-24 Brown & Williamson Tobacco Corporation Cigarette filter
ES2206046B1 (es) * 2002-10-21 2005-08-01 Juan Guerrero Moles Filtro catalitico para cigarrillos.
US20050133053A1 (en) * 2003-12-22 2005-06-23 Philip Morris Usa Inc. Smoking articles comprising copper-exchanged molecular sieves
JP4820596B2 (ja) * 2005-07-21 2011-11-24 住友精化株式会社 一酸化窒素精製方法
WO2014141201A2 (en) 2013-03-15 2014-09-18 Fall Safall Method of reducing tobacco-specific nitrosamines

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150806A (en) * 1983-11-25 1985-07-10 Filtrona Ltd Tobacco smoke filter
EP0250806A2 (de) * 1986-06-30 1988-01-07 Hercules Incorporated Verfahren und Vorrichtung zur Entfernung des Stickstoffoxides vom Zigarettenrauch
JPH01111095A (ja) * 1987-10-22 1989-04-27 Toray Ind Inc 活性炭素繊維成形物
EP0351352A2 (de) * 1988-07-15 1990-01-17 Schering Aktiengesellschaft 2-Substituierte Ergoline, ihre Herstellung und Verwendung

Family Cites Families (10)

* 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
US4767799A (en) * 1985-03-04 1988-08-30 Phillips Petroleum Company Radio frequency energy sensitized compositions and method for sensitizing compositions to radio frequency energy
US4661299A (en) * 1985-03-04 1987-04-28 Phillips Petroleum Company Radio frequency energy sensitized compositions and method for sensitizing compositions to radio frequency energy
US4790965A (en) * 1985-03-04 1988-12-13 Phillips Petroleum Company Method for sensitizing compositions to radio frequency energy
US4968726A (en) * 1985-03-04 1990-11-06 Phillips Petroleum Company Radio frequency energy sensitized compositions and method for sensitizing compositions to ratio frequency energy
US4763674A (en) * 1986-04-16 1988-08-16 Hercules Incorporated Method and device for controlling hydrogen cyanide and nitric oxide concentrations in cigarette smoke
US4749598A (en) * 1987-02-19 1988-06-07 Phillips Petroleum Company Poly(arylene sulfide) composition and process
US4810590A (en) * 1987-02-19 1989-03-07 Phillips Petroleum Company Poly(arylene sulfide) encapsulation process and article
FI893432A7 (fi) * 1988-07-15 1990-01-16 Mo Tabachnaya Fabrika Yava Komposition foer absorbering av kvaeveoxid ur tobaksroek, foerfarande foer absorbering av kvaeveoxid genom anvaendande av naemnda komposition, filter foer rening av tobaksroek genom anvaendande av naemnda komposition och foerfarande foer impregnering av filterbasen med naemnda komposition.
DE4345218C2 (de) * 1993-08-24 1997-09-04 Hoechst Ag Verfahren zur Entfernung von Stickoxiden aus Gasen und Flüssigkeiten

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150806A (en) * 1983-11-25 1985-07-10 Filtrona Ltd Tobacco smoke filter
EP0250806A2 (de) * 1986-06-30 1988-01-07 Hercules Incorporated Verfahren und Vorrichtung zur Entfernung des Stickstoffoxides vom Zigarettenrauch
JPH01111095A (ja) * 1987-10-22 1989-04-27 Toray Ind Inc 活性炭素繊維成形物
EP0351352A2 (de) * 1988-07-15 1990-01-17 Schering Aktiengesellschaft 2-Substituierte Ergoline, ihre Herstellung und Verwendung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 8923, Derwent World Patents Index; AN 89-169638, XP002025144 *

Also Published As

Publication number Publication date
DE4343920A1 (de) 1995-06-29
EP0659355A2 (de) 1995-06-28
US5575302A (en) 1996-11-19
JPH07203936A (ja) 1995-08-08

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