BR7708174A - Filtro ou material de filtro para fumaca de tabaco,e processo para seu aperfeicoamento - Google Patents

Filtro ou material de filtro para fumaca de tabaco,e processo para seu aperfeicoamento

Info

Publication number
BR7708174A
BR7708174A BR7708174A BR7708174A BR7708174A BR 7708174 A BR7708174 A BR 7708174A BR 7708174 A BR7708174 A BR 7708174A BR 7708174 A BR7708174 A BR 7708174A BR 7708174 A BR7708174 A BR 7708174A
Authority
BR
Brazil
Prior art keywords
filter
perfection
tobacco smoke
filter material
tobacco
Prior art date
Application number
BR7708174A
Other languages
English (en)
Inventor
J Green
I Harris
Original Assignee
Souza Cruz Ind & Com
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 Souza Cruz Ind & Com filed Critical Souza Cruz Ind & Com
Publication of BR7708174A publication Critical patent/BR7708174A/pt

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
    • A24D3/163—Carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Treating Waste Gases (AREA)
BR7708174A 1976-12-09 1977-12-08 Filtro ou material de filtro para fumaca de tabaco,e processo para seu aperfeicoamento BR7708174A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB46592/76A GB1592157A (en) 1976-12-09 1976-12-09 Tobacco-smoke filters

Publications (1)

Publication Number Publication Date
BR7708174A true BR7708174A (pt) 1978-09-05

Family

ID=10441866

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7708174A BR7708174A (pt) 1976-12-09 1977-12-08 Filtro ou material de filtro para fumaca de tabaco,e processo para seu aperfeicoamento

Country Status (9)

Country Link
AU (1) AU512263B2 (pt)
BE (1) BE861704A (pt)
BR (1) BR7708174A (pt)
DE (1) DE2754137A1 (pt)
DK (1) DK547477A (pt)
FI (1) FI63331C (pt)
GB (1) GB1592157A (pt)
NL (1) NL7713585A (pt)
ZA (1) ZA777030B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100641725B1 (ko) 2002-09-04 2006-11-10 니뽄 다바코 산교 가부시키가이샤 끽연용 필터
WO2008100969A1 (en) 2007-02-12 2008-08-21 The Regents Of The University Of California Bifunctional active sites for adsorption of nox
CA2986900A1 (en) * 2015-05-25 2016-12-01 General Electric Company Coal dust treatment methods and compositions

Also Published As

Publication number Publication date
NL7713585A (nl) 1978-06-13
FI63331C (fi) 1983-06-10
BE861704A (fr) 1978-03-31
FI773676A (fi) 1978-06-10
AU3107677A (en) 1979-06-07
GB1592157A (en) 1981-07-01
DE2754137A1 (de) 1978-06-15
DK547477A (da) 1978-06-10
AU512263B2 (en) 1980-10-02
ZA777030B (en) 1978-09-27
FI63331B (fi) 1983-02-28

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