BE773076A - Matiere filtrante pour la fumee de tabac et son utilisation - Google Patents

Matiere filtrante pour la fumee de tabac et son utilisation

Info

Publication number
BE773076A
BE773076A BE773076A BE773076A BE773076A BE 773076 A BE773076 A BE 773076A BE 773076 A BE773076 A BE 773076A BE 773076 A BE773076 A BE 773076A BE 773076 A BE773076 A BE 773076A
Authority
BE
Belgium
Prior art keywords
tobacco smoke
smoke filter
filter
tobacco
smoke
Prior art date
Application number
BE773076A
Other languages
English (en)
French (fr)
Inventor
E F Litzinger
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 BE773076A publication Critical patent/BE773076A/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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/12—Use of materials for tobacco smoke filters of ion exchange materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BE773076A 1970-09-25 1971-09-24 Matiere filtrante pour la fumee de tabac et son utilisation BE773076A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7577270A 1970-09-25 1970-09-25

Publications (1)

Publication Number Publication Date
BE773076A true BE773076A (fr) 1972-03-24

Family

ID=22127886

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773076A BE773076A (fr) 1970-09-25 1971-09-24 Matiere filtrante pour la fumee de tabac et son utilisation

Country Status (11)

Country Link
US (1) US3716500A (da)
AU (1) AU446726B2 (da)
BE (1) BE773076A (da)
BR (1) BR7106055D0 (da)
CA (1) CA945451A (da)
CH (1) CH544515A (da)
DK (1) DK130862B (da)
FI (1) FI51892C (da)
GB (1) GB1315068A (da)
NL (1) NL168696C (da)
ZA (1) ZA716418B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6779529B2 (en) * 2001-08-01 2004-08-24 Brown & Williamson Tobacco Corporation Cigarette filter
US20030066539A1 (en) * 2001-08-01 2003-04-10 Figlar James N. Cigarette Filter
CN103908954A (zh) * 2014-03-31 2014-07-09 河南中烟工业有限责任公司 一种降低烟气中氢氰酸释放量的树脂材料及其制备方法

Also Published As

Publication number Publication date
FI51892C (fi) 1977-05-10
NL7113121A (da) 1972-03-28
DE2148036B2 (de) 1976-04-01
GB1315068A (en) 1973-04-26
ZA716418B (en) 1972-06-28
NL168696C (nl) 1982-05-17
NL168696B (nl) 1981-12-16
US3716500A (en) 1973-02-13
FI51892B (da) 1977-01-31
CH544515A (fr) 1973-11-30
BR7106055D0 (pt) 1973-04-12
DK130862B (da) 1975-04-28
DK130862C (da) 1975-09-29
CA945451A (en) 1974-04-16
DE2148036A1 (de) 1972-03-30
AU446726B2 (en) 1974-03-28
AU3383271A (en) 1973-03-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BRITISH AMERICAN TOBACCO CY LTD

Effective date: 19900930