IT1037014B - PERFECTED FILTER FOR CIGARETTE - Google Patents

PERFECTED FILTER FOR CIGARETTE

Info

Publication number
IT1037014B
IT1037014B IT20280/70A IT2028070A IT1037014B IT 1037014 B IT1037014 B IT 1037014B IT 20280/70 A IT20280/70 A IT 20280/70A IT 2028070 A IT2028070 A IT 2028070A IT 1037014 B IT1037014 B IT 1037014B
Authority
IT
Italy
Prior art keywords
cigarette
perfected filter
perfected
filter
Prior art date
Application number
IT20280/70A
Other languages
Italian (it)
Original Assignee
Liggett & Myers Inc
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 Liggett & Myers Inc filed Critical Liggett & Myers Inc
Application granted granted Critical
Publication of IT1037014B publication Critical patent/IT1037014B/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
    • A24D3/16—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)
  • Filtering Materials (AREA)
IT20280/70A 1969-02-06 1970-02-06 PERFECTED FILTER FOR CIGARETTE IT1037014B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79713569A 1969-02-06 1969-02-06

Publications (1)

Publication Number Publication Date
IT1037014B true IT1037014B (en) 1979-11-10

Family

ID=25170006

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20280/70A IT1037014B (en) 1969-02-06 1970-02-06 PERFECTED FILTER FOR CIGARETTE

Country Status (12)

Country Link
US (1) US3608563A (en)
JP (1) JPS486559B1 (en)
AT (1) AT298314B (en)
BE (1) BE745562A (en)
BR (1) BR7016489D0 (en)
CH (1) CH512891A (en)
DE (1) DE2004598A1 (en)
ES (1) ES375862A1 (en)
FR (1) FR2031211A5 (en)
GB (1) GB1300095A (en)
IT (1) IT1037014B (en)
NL (1) NL7001757A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH608177A5 (en) * 1977-02-21 1978-12-29 Neukomm Serge
US5191905A (en) * 1990-03-16 1993-03-09 Costarica Sogo Kaihatsu Co., Ltd. Filter cigarette having filter containing absorptive synthetic graft polymer fibers produced from irradiated polyethylene reacted with vapor phase styrene or absorptive synthetic magnetic fibers
AU6246099A (en) * 1998-09-17 2000-04-03 Wei-Hsin Hou Cigarette filter made from surface activated particulate particles
US6591839B2 (en) 1999-02-17 2003-07-15 Dieter Meyer Filter material for reducing harmful substances in tobacco smoke
WO2000051452A1 (en) * 1999-03-01 2000-09-08 Akira Yano Smoking utensil
WO2004004890A1 (en) * 2002-07-08 2004-01-15 Irakli Grishashvili Method of production of a diatomite ultrafiltering material and cigarette membrane filter comprising it

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1462480A (en) * 1920-09-17 1923-07-24 Frederick J Bosse Smoking mixture
US2108860A (en) * 1934-11-12 1938-02-22 Paul Bechtner Method of and substance for treating tobacco smoke
GB1008092A (en) * 1964-01-21 1965-10-27 British American Tobacco Co Improvements relating to cigarette filters
US3428054A (en) * 1965-10-18 1969-02-18 Chemway Filters Inc Filter

Also Published As

Publication number Publication date
BE745562A (en) 1970-08-05
BR7016489D0 (en) 1973-01-02
CH512891A (en) 1971-09-30
DE2004598A1 (en) 1970-08-27
GB1300095A (en) 1972-12-20
ES375862A1 (en) 1973-01-01
JPS486559B1 (en) 1973-02-27
NL7001757A (en) 1970-08-10
FR2031211A5 (en) 1970-11-13
AT298314B (en) 1972-05-10
US3608563A (en) 1971-09-28

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