CA945451A - Smoke tobacco filter material - Google Patents

Smoke tobacco filter material

Info

Publication number
CA945451A
CA945451A CA119,546A CA119546A CA945451A CA 945451 A CA945451 A CA 945451A CA 119546 A CA119546 A CA 119546A CA 945451 A CA945451 A CA 945451A
Authority
CA
Canada
Prior art keywords
filter material
tobacco filter
smoke tobacco
smoke
tobacco
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
CA119,546A
Other languages
English (en)
Other versions
CA119546S (en
Inventor
Elmer F. Litzinger
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 CA945451A publication Critical patent/CA945451A/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 OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of 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)
CA119,546A 1970-09-25 1971-07-30 Smoke tobacco filter material Expired CA945451A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA945451A true CA945451A (en) 1974-04-16

Family

ID=22127886

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,546A Expired CA945451A (en) 1970-09-25 1971-07-30 Smoke tobacco filter material

Country Status (11)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030066539A1 (en) * 2001-08-01 2003-04-10 Figlar James N. Cigarette Filter
US6779529B2 (en) * 2001-08-01 2004-08-24 Brown & Williamson Tobacco Corporation 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
DK130862C (tr) 1975-09-29
FI51892C (fi) 1977-05-10
DK130862B (da) 1975-04-28
BR7106055D0 (pt) 1973-04-12
NL168696B (nl) 1981-12-16
DE2148036A1 (de) 1972-03-30
AU446726B2 (en) 1974-03-28
NL7113121A (tr) 1972-03-28
NL168696C (nl) 1982-05-17
AU3383271A (en) 1973-03-29
DE2148036B2 (de) 1976-04-01
GB1315068A (en) 1973-04-26
BE773076A (fr) 1972-03-24
CH544515A (fr) 1973-11-30
FI51892B (tr) 1977-01-31
ZA716418B (en) 1972-06-28
US3716500A (en) 1973-02-13

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