CH546545A - TOBACCO SMOKE FILTER. - Google Patents

TOBACCO SMOKE FILTER.

Info

Publication number
CH546545A
CH546545A CH726272A CH546545DA CH546545A CH 546545 A CH546545 A CH 546545A CH 726272 A CH726272 A CH 726272A CH 546545D A CH546545D A CH 546545DA CH 546545 A CH546545 A CH 546545A
Authority
CH
Switzerland
Prior art keywords
tobacco smoke
smoke filter
filter
tobacco
smoke
Prior art date
Application number
CH726272A
Other languages
French (fr)
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 CH546545A publication Critical patent/CH546545A/en

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
    • A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters
CH726272A 1971-05-24 1972-05-16 TOBACCO SMOKE FILTER. CH546545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1657271 1971-05-24

Publications (1)

Publication Number Publication Date
CH546545A true CH546545A (en) 1974-03-15

Family

ID=10079734

Family Applications (1)

Application Number Title Priority Date Filing Date
CH726272A CH546545A (en) 1971-05-24 1972-05-16 TOBACCO SMOKE FILTER.

Country Status (10)

Country Link
AU (1) AU456329B2 (en)
BE (1) BE783179A (en)
CA (1) CA951611A (en)
CH (1) CH546545A (en)
DE (1) DE2222289C3 (en)
DK (1) DK128804B (en)
FI (1) FI51895C (en)
GB (1) GB1323947A (en)
NL (1) NL171013C (en)
ZA (1) ZA722558B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342322A (en) * 1980-12-22 1982-08-03 Brown & Williamson Tobacco Corporation Cigarette filter

Also Published As

Publication number Publication date
CA951611A (en) 1974-07-23
FI51895B (en) 1977-01-31
BE783179A (en) 1972-09-01
NL171013C (en) 1983-02-01
DK128804B (en) 1974-07-08
NL7206903A (en) 1972-11-28
DE2222289B2 (en) 1978-02-23
NL171013B (en) 1982-09-01
AU4141672A (en) 1973-10-25
GB1323947A (en) 1973-07-18
DE2222289C3 (en) 1978-10-26
FI51895C (en) 1977-05-10
DE2222289A1 (en) 1972-12-07
AU456329B2 (en) 1974-12-12
ZA722558B (en) 1973-01-31

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Legal Events

Date Code Title Description
PL Patent ceased