CH604577A5 - - Google Patents

Info

Publication number
CH604577A5
CH604577A5 CH1531676A CH1531676A CH604577A5 CH 604577 A5 CH604577 A5 CH 604577A5 CH 1531676 A CH1531676 A CH 1531676A CH 1531676 A CH1531676 A CH 1531676A CH 604577 A5 CH604577 A5 CH 604577A5
Authority
CH
Switzerland
Application number
CH1531676A
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 CH604577A5 publication Critical patent/CH604577A5/xx

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
CH1531676A 1975-12-18 1976-12-06 CH604577A5 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH604577A5 true CH604577A5 (de) 1978-09-15

Family

ID=10461941

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1531676A CH604577A5 (de) 1975-12-18 1976-12-06

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
FI763453A (de) 1977-06-19
AU2001476A (en) 1978-06-01
AU503990B2 (en) 1979-09-27
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

Similar Documents

Publication Publication Date Title
FR2323761B1 (de)
FR2302551B1 (de)
AU7818975A (de)
CH603144A5 (de)
BG22319A1 (de)
BG22010A1 (de)
BG22115A1 (de)
BG22245A1 (de)
BG22272A1 (de)
BG22455A1 (de)
BG22526A1 (de)
BG23043A1 (de)
BG23245A1 (de)
BG23370A1 (de)
CH577128A5 (de)
CH58175A4 (de)
CH581992A5 (de)
CH582969A5 (de)
CH586398A5 (de)
CH586413B5 (de)
CH586595A5 (de)
CH586611A5 (de)
CH591662A5 (de)
CH593113A5 (de)
CH593769A5 (de)

Legal Events

Date Code Title Description
PL Patent ceased