CA929438A - Tobacco smoke filter - Google Patents

Tobacco smoke filter

Info

Publication number
CA929438A
CA929438A CA103128A CA103128A CA929438A CA 929438 A CA929438 A CA 929438A CA 103128 A CA103128 A CA 103128A CA 103128 A CA103128 A CA 103128A CA 929438 A CA929438 A CA 929438A
Authority
CA
Canada
Prior art keywords
tobacco smoke
smoke filter
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
CA103128A
Other versions
CA103128S (en
Inventor
Tunc Deger
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.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
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 Johnson and Johnson filed Critical Johnson and Johnson
Application granted granted Critical
Publication of CA929438A publication Critical patent/CA929438A/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
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA103128A 1970-01-28 1971-01-19 Tobacco smoke filter Expired CA929438A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US664470A 1970-01-28 1970-01-28

Publications (1)

Publication Number Publication Date
CA929438A true CA929438A (en) 1973-07-03

Family

ID=21721910

Family Applications (1)

Application Number Title Priority Date Filing Date
CA103128A Expired CA929438A (en) 1970-01-28 1971-01-19 Tobacco smoke filter

Country Status (3)

Country Link
US (1) US3661160A (en)
CA (1) CA929438A (en)
GB (1) GB1274185A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282890A (en) * 1978-03-13 1981-08-11 Celanese Corporation Open cell structure foamed cellulose acetate filters
ES2243125B1 (en) * 2004-01-28 2007-02-01 Bioiberica, S.A. FILTER TO REDUCE HARMFUL SUBSTANCES PRESENT IN SMOKE.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862922A (en) * 1954-07-20 1958-12-02 Scott Paper Co Method of making sodium cellulose sulfate
US2969356A (en) * 1958-05-15 1961-01-24 Eastman Kodak Co Preparation of sulfuric acid esters of cellulose
US3311519A (en) * 1964-01-28 1967-03-28 Eastman Kodak Co Additive filter
US3507855A (en) * 1966-08-30 1970-04-21 Purdue Research Foundation Process of preparing cellulose sulfate and starch sulfate
US3478016A (en) * 1967-07-26 1969-11-11 Eastman Kodak Co Preparation of cellulose ester and ether sulfates with low inorganic salt content

Also Published As

Publication number Publication date
US3661160A (en) 1972-05-09
GB1274185A (en) 1972-05-17

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