FR2469134A1 - Perfectionnements aux filtres ou aux materiaux de filtration pour de la fumee de tabac - Google Patents

Perfectionnements aux filtres ou aux materiaux de filtration pour de la fumee de tabac

Info

Publication number
FR2469134A1
FR2469134A1 FR8024034A FR8024034A FR2469134A1 FR 2469134 A1 FR2469134 A1 FR 2469134A1 FR 8024034 A FR8024034 A FR 8024034A FR 8024034 A FR8024034 A FR 8024034A FR 2469134 A1 FR2469134 A1 FR 2469134A1
Authority
FR
France
Prior art keywords
tobacco smoke
nitroso
filters
compound
filter materials
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.)
Granted
Application number
FR8024034A
Other languages
English (en)
Other versions
FR2469134B1 (fr
Inventor
David Allan Matkin
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.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
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 British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of FR2469134A1 publication Critical patent/FR2469134A1/fr
Application granted granted Critical
Publication of FR2469134B1 publication Critical patent/FR2469134B1/fr
Granted 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 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
    • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Filtering Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN MATERIAU POUR LA FILTRATION D'OXYDE NITRIQUE EN PARTICULIER DANS DE LA FUMEE DE TABAC COMPREND UN CARBONE ACTIVE SUR LEQUEL A ETE ADSORBE UN COMPOSE C-NITROSO, UN GROUPE SUBSTITUANT QUELCONQUE AUTRE QU'UN GROUPE NITROSO N'AYANT AUCUN EFFET NUISIBLE SUR L'INTEGRITE DU GROUPE NITROSO. LE COMPOSE EST DE PREFERENCE DU TYPE AROMATIQUE, PAR EXEMPLE DU NITROSOBENZENE, ET LE CARBONE EST AVANTAGEUSEMENT CHARGE DE CUIVRE OU DE FER A UN NIVEAU DE 0,1 A 5 EN POIDS SUR UNE BASE EN CARBONE NON TRAITE. LE NIVEAU DE CHARGEMENT DU COMPOSE C-NITROSO EST DE PREFERENCE DE 2 A 7 EN POIDS. LE FILTRE PEUT COMPRENDRE UN SYSTEME DE VENTILATION.
FR8024034A 1979-11-13 1980-11-12 Perfectionnements aux filtres ou aux materiaux de filtration pour de la fumee de tabac Granted FR2469134A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7939185 1979-11-13
GB8019460 1980-06-13

Publications (2)

Publication Number Publication Date
FR2469134A1 true FR2469134A1 (fr) 1981-05-22
FR2469134B1 FR2469134B1 (fr) 1984-10-19

Family

ID=26273522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8024034A Granted FR2469134A1 (fr) 1979-11-13 1980-11-12 Perfectionnements aux filtres ou aux materiaux de filtration pour de la fumee de tabac

Country Status (17)

Country Link
US (1) US4363333A (fr)
AR (1) AR224550A1 (fr)
AT (1) AT372249B (fr)
AU (1) AU537261B2 (fr)
BR (1) BR8007475A (fr)
CA (1) CA1138291A (fr)
CH (1) CH649007A5 (fr)
DE (1) DE3041383A1 (fr)
DK (1) DK481580A (fr)
FI (1) FI67478C (fr)
FR (1) FR2469134A1 (fr)
IT (1) IT1193987B (fr)
MX (1) MX152588A (fr)
NL (1) NL8006172A (fr)
NO (1) NO152032C (fr)
NZ (1) NZ195532A (fr)
SE (1) SE448053B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1247856A1 (fr) * 2001-04-02 2002-10-09 Viktor Ivanovich Petrik Procédé d'élimination d'huiles, de polluants pétroliers et/ou chimiques contenus dans des liquides et/ou contenus dans du gaz et/ou en surface

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4662384A (en) * 1982-06-29 1987-05-05 British-American Tobacco Company Limited Smoking articles
SE500634C2 (sv) * 1992-12-22 1994-08-01 House Of Blend Ab Filtercigarett
RU2161427C1 (ru) * 1999-09-17 2001-01-10 Петрик Виктор Иванович Материал фильтра для сигарет
MY128157A (en) * 2000-04-20 2007-01-31 Philip Morris Prod High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials
US20030159703A1 (en) * 2002-02-22 2003-08-28 Zuyin Yang Flavored carbon useful as filtering material of smoking article
US7914622B2 (en) * 2005-12-21 2011-03-29 Philip Morris Usa Inc. Smoking article having flavorant materials retained in hollow heat conductive tubes

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288151A (en) * 1963-08-13 1966-11-29 Burke Process for the purification of tobacco smoke
CH511572A (de) * 1968-12-11 1971-08-31 British American Tobacco Co Filtre pour la fumée du tabac et procédé pour sa fabrication
US4163452A (en) * 1977-12-01 1979-08-07 British-American Tobacco Company Limited Tobacco-smoke filters
FR2417329A1 (fr) * 1978-02-21 1979-09-14 Siren Matti Materiau filtrant et procede de fabrication et d'utilisation dudit materiau

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB994169A (en) * 1962-11-30 1965-06-02 Sintered Products Ltd Improvements in or relating to end pieces for cigarettes
US3246654A (en) * 1962-12-14 1966-04-19 Burke Oliver W Jun Tobacco smoke, filters and cigarettes
NL293155A (fr) * 1963-03-04
US3390039A (en) * 1964-10-09 1968-06-25 Eastman Kodak Co Method and apparatus for making additive filters
US3460543A (en) * 1966-03-21 1969-08-12 Liggett & Myers Inc Cigarette filter
UST901024I4 (en) 1971-09-27 1972-08-08 Defensive publication
GB1410048A (en) * 1972-11-13 1975-10-15 British American Tobacco Co Filters for tobacco smoke
US4291711A (en) * 1979-03-27 1981-09-29 American Filtrona Corporation Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288151A (en) * 1963-08-13 1966-11-29 Burke Process for the purification of tobacco smoke
CH511572A (de) * 1968-12-11 1971-08-31 British American Tobacco Co Filtre pour la fumée du tabac et procédé pour sa fabrication
US4163452A (en) * 1977-12-01 1979-08-07 British-American Tobacco Company Limited Tobacco-smoke filters
FR2417329A1 (fr) * 1978-02-21 1979-09-14 Siren Matti Materiau filtrant et procede de fabrication et d'utilisation dudit materiau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1247856A1 (fr) * 2001-04-02 2002-10-09 Viktor Ivanovich Petrik Procédé d'élimination d'huiles, de polluants pétroliers et/ou chimiques contenus dans des liquides et/ou contenus dans du gaz et/ou en surface

Also Published As

Publication number Publication date
DK481580A (da) 1981-05-14
FI67478C (fi) 1985-04-10
AU537261B2 (en) 1984-06-14
NO152032B (no) 1985-04-15
IT1193987B (it) 1988-08-31
SE8007879L (sv) 1981-05-14
IT8025815A0 (it) 1980-11-06
AU6419980A (en) 1981-05-21
ATA555880A (de) 1983-02-15
BR8007475A (pt) 1981-06-02
AT372249B (de) 1983-09-12
CH649007A5 (fr) 1985-04-30
FR2469134B1 (fr) 1984-10-19
FI67478B (fi) 1984-12-31
US4363333A (en) 1982-12-14
DE3041383A1 (de) 1981-06-11
AR224550A1 (es) 1981-12-15
SE448053B (sv) 1987-01-19
FI803409L (fi) 1981-05-14
NL8006172A (nl) 1981-06-01
CA1138291A (fr) 1982-12-28
NO152032C (no) 1985-07-24
NZ195532A (en) 1982-12-07
MX152588A (es) 1985-09-12
NO803389L (no) 1981-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse