FI763453A - - Google Patents

Info

Publication number
FI763453A
FI763453A FI763453A FI763453A FI763453A FI 763453 A FI763453 A FI 763453A FI 763453 A FI763453 A FI 763453A FI 763453 A FI763453 A FI 763453A FI 763453 A FI763453 A FI 763453A
Authority
FI
Finland
Application number
FI763453A
Other languages
Finnish (fi)
Other versions
FI63167C (fi
FI63167B (fi
Inventor
Fred Haslam
Henry George Horsewell
John Anthony Luke
David Edward Conway
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 FI763453A publication Critical patent/FI763453A/fi
Application granted granted Critical
Publication of FI63167B publication Critical patent/FI63167B/fi
Publication of FI63167C publication Critical patent/FI63167C/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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
FI763453A 1975-12-18 1976-12-01 Tobaksprodukt i vilken den av i filtret ingaoende aktivkol foerorsakade obehagliga smaken kan minskas FI63167C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB51922/75A GB1533568A (en) 1975-12-18 1975-12-18 Filters for smoking articles
GB5192275 1975-12-18

Publications (3)

Publication Number Publication Date
FI763453A true FI763453A (de) 1977-06-19
FI63167B FI63167B (fi) 1983-01-31
FI63167C FI63167C (fi) 1983-05-10

Family

ID=10461941

Family Applications (1)

Application Number Title Priority Date Filing Date
FI763453A FI63167C (fi) 1975-12-18 1976-12-01 Tobaksprodukt i vilken den av i filtret ingaoende aktivkol foerorsakade obehagliga smaken kan minskas

Country Status (12)

Country Link
JP (1) JPS5279099A (de)
AU (1) AU503990B2 (de)
BE (1) BE849482A (de)
BR (1) BR7608510A (de)
CA (1) CA1045496A (de)
CH (1) CH604577A5 (de)
DE (1) DE2654698A1 (de)
DK (1) DK568676A (de)
FI (1) FI63167C (de)
GB (1) GB1533568A (de)
NL (1) NL7613432A (de)
ZA (1) ZA766954B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174719A (en) * 1977-06-29 1979-11-20 Olin Corporation Microperforated filter tip cigarette
US4232574A (en) * 1977-08-19 1980-11-11 Liggett Group Inc. Apparatus and method for providing a cigarette filter with an aeration groove
US4294265A (en) * 1980-04-04 1981-10-13 Philip Morris Incorporated Filter cigarette with inlet vent zones
GB9214267D0 (en) * 1992-07-04 1992-08-19 British American Tobacco Co Improvements relating to smoking articles
GB9321536D0 (en) * 1993-10-19 1993-12-08 British American Tobacco Co Smoking articles
BR122013013917A2 (pt) * 2010-10-06 2019-08-06 Acetate International Llc Filtros de fumaça para dispositivos de fumar com massas porosas tendo uma carga de partícula de carbono e uma queda de pressão encapsulada

Also Published As

Publication number Publication date
AU2001476A (en) 1978-06-01
AU503990B2 (en) 1979-09-27
CH604577A5 (de) 1978-09-15
JPS5279099A (en) 1977-07-02
FI63167C (fi) 1983-05-10
DE2654698A1 (de) 1977-06-30
ZA766954B (en) 1977-10-26
FI63167B (fi) 1983-01-31
BE849482A (fr) 1977-04-15
BR7608510A (pt) 1977-12-20
DK568676A (da) 1977-06-19
CA1045496A (en) 1979-01-02
GB1533568A (en) 1978-11-29
NL7613432A (nl) 1977-06-21

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: BRITISH-AMERICAN TOBACCO CO LTD