NL6901332A - Tobacco smoke filter - Google Patents

Tobacco smoke filter

Info

Publication number
NL6901332A
NL6901332A NL6901332A NL6901332A NL6901332A NL 6901332 A NL6901332 A NL 6901332A NL 6901332 A NL6901332 A NL 6901332A NL 6901332 A NL6901332 A NL 6901332A NL 6901332 A NL6901332 A NL 6901332A
Authority
NL
Netherlands
Prior art keywords
filter mass
throat
tobacco smoke
smoke filter
cylindrical bush
Prior art date
Application number
NL6901332A
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 filed Critical
Priority to NL6901332A priority Critical patent/NL6901332A/en
Publication of NL6901332A publication Critical patent/NL6901332A/en

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
    • A24D3/12—Use of materials for tobacco smoke filters of ion exchange materials
    • 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
    • A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters

Landscapes

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

Abstract

With improved tar retention, having a filter mass arranged over the whole cross section of a smoke channel in which a throat is provided in front of the filter mass at the side opposite to the material being smoked, formed from a cylindrical bush terminating shortly before the filter mass, the throat taking the form of a frustroconical surface of 40-80 degrees cone angle, merging at its narrow end into the cylindrical bush, which has a length of at least 2mm and internal diameter of 1.5-2.5mm.
NL6901332A 1969-01-28 1969-01-28 Tobacco smoke filter NL6901332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL6901332A NL6901332A (en) 1969-01-28 1969-01-28 Tobacco smoke filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6901332A NL6901332A (en) 1969-01-28 1969-01-28 Tobacco smoke filter

Publications (1)

Publication Number Publication Date
NL6901332A true NL6901332A (en) 1970-07-30

Family

ID=19805996

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6901332A NL6901332A (en) 1969-01-28 1969-01-28 Tobacco smoke filter

Country Status (1)

Country Link
NL (1) NL6901332A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016887A (en) * 1973-06-21 1977-04-12 Miroslav Uroshevich Two-stage tobacco smoke filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016887A (en) * 1973-06-21 1977-04-12 Miroslav Uroshevich Two-stage tobacco smoke filter

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