CA941702A - Tobacco smoke filter material - Google Patents

Tobacco smoke filter material

Info

Publication number
CA941702A
CA941702A CA090,483A CA90483A CA941702A CA 941702 A CA941702 A CA 941702A CA 90483 A CA90483 A CA 90483A CA 941702 A CA941702 A CA 941702A
Authority
CA
Canada
Prior art keywords
filter material
tobacco smoke
smoke filter
tobacco
smoke
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
CA090,483A
Inventor
Martin L. Reynolds
James R. Hammersmith
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
Application granted granted Critical
Publication of CA941702A publication Critical patent/CA941702A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA090,483A 1969-08-12 1970-08-11 Tobacco smoke filter material Expired CA941702A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84938469A 1969-08-12 1969-08-12
US3362170A 1970-05-01 1970-05-01

Publications (1)

Publication Number Publication Date
CA941702A true CA941702A (en) 1974-02-12

Family

ID=26709919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA090,483A Expired CA941702A (en) 1969-08-12 1970-08-11 Tobacco smoke filter material

Country Status (4)

Country Link
CA (1) CA941702A (en)
CH (1) CH577278A5 (en)
DE (1) DE2039406A1 (en)
GB (1) GB1319636A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712617D0 (en) * 1987-05-28 1987-07-01 British American Tobacco Co Tobacco smoke filters
CN104705785B (en) * 2015-01-23 2019-01-01 南通醋酸纤维有限公司 A kind of cellulose acetate particle aggregate and the preparation method and application thereof

Also Published As

Publication number Publication date
CH577278A5 (en) 1976-07-15
GB1319636A (en) 1973-06-06
DE2039406A1 (en) 1971-03-11

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