FI67478C - Filter foer tobaksroek - Google Patents

Filter foer tobaksroek Download PDF

Info

Publication number
FI67478C
FI67478C FI803409A FI803409A FI67478C FI 67478 C FI67478 C FI 67478C FI 803409 A FI803409 A FI 803409A FI 803409 A FI803409 A FI 803409A FI 67478 C FI67478 C FI 67478C
Authority
FI
Finland
Prior art keywords
filter
carbon
nitric oxide
filtration
filter according
Prior art date
Application number
FI803409A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI803409L (fi
FI67478B (fi
Inventor
David Allan Matkin
Original Assignee
British American Tobacco Co
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 filed Critical British American Tobacco Co
Publication of FI803409L publication Critical patent/FI803409L/fi
Application granted granted Critical
Publication of FI67478B publication Critical patent/FI67478B/fi
Publication of FI67478C publication Critical patent/FI67478C/fi

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
FI803409A 1979-11-13 1980-10-30 Filter foer tobaksroek FI67478C (fi)

Applications Claiming Priority (4)

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

Publications (3)

Publication Number Publication Date
FI803409L FI803409L (fi) 1981-05-14
FI67478B FI67478B (fi) 1984-12-31
FI67478C true FI67478C (fi) 1985-04-10

Family

ID=26273522

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803409A FI67478C (fi) 1979-11-13 1980-10-30 Filter foer tobaksroek

Country Status (17)

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

Families Citing this family (7)

* 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
RU2184086C1 (ru) * 2001-04-02 2002-06-27 Петрик Виктор Иванович Способ удаления нефти, нефтепродуктов и/или химических загрязнителей из жидкости, и/или газа и/или с поверхности
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

Family Cites Families (12)

* 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 (it) * 1963-03-04
US3288151A (en) * 1963-08-13 1966-11-29 Burke Process for the purification of tobacco smoke
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
GB1235880A (en) * 1968-12-11 1971-06-16 British American Tobacco Co Improvements relating to tobacco-smoke filters
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
US4163452A (en) * 1977-12-01 1979-08-07 British-American Tobacco Company Limited Tobacco-smoke filters
FI790530A (fi) * 1978-02-21 1979-08-22 Siren M J O Filtermaterial samt foerfarande foer framstaellning av och anvaendning av detsamma
US4291711A (en) * 1979-03-27 1981-09-29 American Filtrona Corporation Tobacco smoke filter providing tobacco flavor enrichment, and method for producing same

Also Published As

Publication number Publication date
AU6419980A (en) 1981-05-21
CH649007A5 (fr) 1985-04-30
FI803409L (fi) 1981-05-14
DE3041383A1 (de) 1981-06-11
CA1138291A (en) 1982-12-28
AR224550A1 (es) 1981-12-15
US4363333A (en) 1982-12-14
FI67478B (fi) 1984-12-31
MX152588A (es) 1985-09-12
NO152032C (no) 1985-07-24
ATA555880A (de) 1983-02-15
AT372249B (de) 1983-09-12
BR8007475A (pt) 1981-06-02
NL8006172A (nl) 1981-06-01
AU537261B2 (en) 1984-06-14
IT1193987B (it) 1988-08-31
SE448053B (sv) 1987-01-19
NZ195532A (en) 1982-12-07
NO803389L (no) 1981-05-14
FR2469134B1 (it) 1984-10-19
DK481580A (da) 1981-05-14
NO152032B (no) 1985-04-15
SE8007879L (sv) 1981-05-14
IT8025815A0 (it) 1980-11-06
FR2469134A1 (fr) 1981-05-22

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: BRITISH-AMERICAN TOBACCO COMPANY LIMITED