CH480030A - Filter for tobacco smoke - Google Patents

Filter for tobacco smoke

Info

Publication number
CH480030A
CH480030A CH469568A CH469568A CH480030A CH 480030 A CH480030 A CH 480030A CH 469568 A CH469568 A CH 469568A CH 469568 A CH469568 A CH 469568A CH 480030 A CH480030 A CH 480030A
Authority
CH
Switzerland
Prior art keywords
filter
tobacco smoke
tobacco
smoke
Prior art date
Application number
CH469568A
Other languages
French (fr)
Inventor
George Horsewell Henry
Charles Tolman Thomas William
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 CH480030A publication Critical patent/CH480030A/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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Paper (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtering Materials (AREA)
CH469568A 1967-03-29 1968-03-29 Filter for tobacco smoke CH480030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14247/67A GB1150192A (en) 1967-03-29 1967-03-29 Improvements relating to Cigarette Filters.

Publications (1)

Publication Number Publication Date
CH480030A true CH480030A (en) 1969-12-15

Family

ID=10037703

Family Applications (1)

Application Number Title Priority Date Filing Date
CH469568A CH480030A (en) 1967-03-29 1968-03-29 Filter for tobacco smoke

Country Status (11)

Country Link
US (1) US3550600A (en)
BE (1) BE712942A (en)
BR (1) BR6897893D0 (en)
CH (1) CH480030A (en)
DE (1) DE1767073C3 (en)
DK (1) DK122056B (en)
FI (1) FI46456C (en)
FR (1) FR1557464A (en)
GB (1) GB1150192A (en)
NL (1) NL134995C (en)
SE (1) SE340778B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658070A (en) * 1970-10-01 1972-04-25 Nicholas R Diluzio Tobacco smoke filters
US3802441A (en) * 1972-01-26 1974-04-09 Brown & Williamson Tobacco Corp Tobacco smoke filter additive
US4091822A (en) * 1975-04-25 1978-05-30 Loews Theatres, Inc. Article for the selective removal of hydrogen cyanide from tobacco smoke
US4266561A (en) * 1978-04-10 1981-05-12 Brown & Williamson Tobacco Corporation Tobacco smoke filtering compositions
ZA792187B (en) * 1978-05-16 1980-05-28 British American Tobacco Co Tobacco smoke filters
EP0532159A1 (en) * 1991-07-18 1993-03-17 Hoechst Celanese Corporation Removal of nicotine from tobacco smoke
CN100512689C (en) * 2006-09-28 2009-07-15 江南大学 Additive for lowering tar and free radical content in cigarette smoke and its adding method
US9226524B2 (en) 2010-03-26 2016-01-05 Philip Morris Usa Inc. Biopolymer foams as filters for smoking articles
US11178906B2 (en) 2016-08-17 2021-11-23 Philip Morris Products S.A. Aerosol-generating article having improved wrapper

Also Published As

Publication number Publication date
DE1767073C3 (en) 1973-09-27
FI46456C (en) 1973-04-10
DK122056B (en) 1972-01-17
NL6804308A (en) 1968-09-30
FI46456B (en) 1973-01-02
BR6897893D0 (en) 1973-05-31
BE712942A (en) 1968-07-31
DE1767073B2 (en) 1973-02-15
DE1767073A1 (en) 1972-03-09
US3550600A (en) 1970-12-29
GB1150192A (en) 1969-04-30
FR1557464A (en) 1969-02-14
SE340778B (en) 1971-11-29
NL134995C (en) 1972-07-17

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Legal Events

Date Code Title Description
PL Patent ceased