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GB957700A - Tobacco smoke filters - Google Patents

Tobacco smoke filters

Info

Publication number
GB957700A
GB957700A GB44416/62A GB4441662A GB957700A GB 957700 A GB957700 A GB 957700A GB 44416/62 A GB44416/62 A GB 44416/62A GB 4441662 A GB4441662 A GB 4441662A GB 957700 A GB957700 A GB 957700A
Authority
GB
United Kingdom
Prior art keywords
tobacco
tobacco smoke
smoke filters
filters
perlite
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
GB44416/62A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB957700A publication Critical patent/GB957700A/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
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/166—Silicic acid or silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Glass Compositions (AREA)

Abstract

Filters for cigarettes, cigars, or tobacco pipes, or tobacco compositions include perlite as a filter means. In the filters expanded perlite is used, but in the tobacco composition unexpanded perlite may be used which is expanded by the heat of combustion of the tobacco.
GB44416/62A 1962-03-19 1962-11-23 Tobacco smoke filters Expired GB957700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US180873A US3117580A (en) 1962-03-19 1962-03-19 Tobacco smoke filters comprising perlite

Publications (1)

Publication Number Publication Date
GB957700A true GB957700A (en) 1964-05-13

Family

ID=22662043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44416/62A Expired GB957700A (en) 1962-03-19 1962-11-23 Tobacco smoke filters

Country Status (2)

Country Link
US (1) US3117580A (en)
GB (1) GB957700A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390039A (en) * 1964-10-09 1968-06-25 Eastman Kodak Co Method and apparatus for making additive filters
US3464420A (en) * 1968-10-25 1969-09-02 Stauffer Chemical Co Smoking tobacco composition
US3498299A (en) * 1969-01-10 1970-03-03 Bose Wesley C Filtration of tobacco smoke
WO2017132709A1 (en) * 2016-02-05 2017-08-10 "SPS CIGARONNE" Co. Ltd. Filter cigarette
CN109730355B (en) * 2019-01-02 2022-03-04 深圳市紫莹新材料科技有限公司 Preparation method of aroma-enhancing particles for cigarette filter stick

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE501402A (en) * 1950-02-21
US2786471A (en) * 1953-04-13 1957-03-26 Graybeal Kenneth Wayne Cigarettes
US2839065A (en) * 1956-05-21 1958-06-17 Union Carbide Corp Filter for tobacco smoke
US2996065A (en) * 1958-09-09 1961-08-15 Oliver S North Method for forming filter cigarettes

Also Published As

Publication number Publication date
US3117580A (en) 1964-01-14

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