GB2056841B - Smoke filtration - Google Patents

Smoke filtration

Info

Publication number
GB2056841B
GB2056841B GB8025867A GB8025867A GB2056841B GB 2056841 B GB2056841 B GB 2056841B GB 8025867 A GB8025867 A GB 8025867A GB 8025867 A GB8025867 A GB 8025867A GB 2056841 B GB2056841 B GB 2056841B
Authority
GB
United Kingdom
Prior art keywords
smoke filtration
smoke
filtration
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8025867A
Other versions
GB2056841A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
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 Ltd filed Critical British American Tobacco Co Ltd
Priority to GB8025867A priority Critical patent/GB2056841B/en
Publication of GB2056841A publication Critical patent/GB2056841A/en
Application granted granted Critical
Publication of GB2056841B publication Critical patent/GB2056841B/en
Expired legal-status Critical Current

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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
GB8025867A 1979-08-28 1980-08-08 Smoke filtration Expired GB2056841B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8025867A GB2056841B (en) 1979-08-28 1980-08-08 Smoke filtration

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7929768 1979-08-28
GB8025867A GB2056841B (en) 1979-08-28 1980-08-08 Smoke filtration

Publications (2)

Publication Number Publication Date
GB2056841A GB2056841A (en) 1981-03-25
GB2056841B true GB2056841B (en) 1983-08-24

Family

ID=26272686

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8025867A Expired GB2056841B (en) 1979-08-28 1980-08-08 Smoke filtration

Country Status (1)

Country Link
GB (1) GB2056841B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO154781C (en) * 1981-08-03 1986-12-29 British American Tobacco Co CIGARETTE AND PROCEDURE FOR ITS MANUFACTURING.
GB8302058D0 (en) * 1983-01-26 1983-03-02 British American Tobacco Co Tobacco-smoke filter

Also Published As

Publication number Publication date
GB2056841A (en) 1981-03-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970808