PT664964E - Aperfeicoamentos relacionados com produtos para fumar - Google Patents

Aperfeicoamentos relacionados com produtos para fumar

Info

Publication number
PT664964E
PT664964E PT94309403T PT94309403T PT664964E PT 664964 E PT664964 E PT 664964E PT 94309403 T PT94309403 T PT 94309403T PT 94309403 T PT94309403 T PT 94309403T PT 664964 E PT664964 E PT 664964E
Authority
PT
Portugal
Prior art keywords
smoking
tobacco smoke
deodorising
filter element
provides
Prior art date
Application number
PT94309403T
Other languages
English (en)
Inventor
Peter Rex White
Kevin Gerard Mcadam
Original Assignee
British American Tobacco Co
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
Priority claimed from GB9401552A external-priority patent/GB9401552D0/en
Priority claimed from GB9401553A external-priority patent/GB9401553D0/en
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Publication of PT664964E publication Critical patent/PT664964E/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
    • 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
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Tobacco Products (AREA)
  • Catching Or Destruction (AREA)
  • Compounds Of Unknown Constitution (AREA)
PT94309403T 1994-01-27 1994-12-15 Aperfeicoamentos relacionados com produtos para fumar PT664964E (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9401552A GB9401552D0 (en) 1994-01-27 1994-01-27 Improvements relating to smoking articles
GB9401553A GB9401553D0 (en) 1994-01-27 1994-01-27 Improvements relating to smoking articles

Publications (1)

Publication Number Publication Date
PT664964E true PT664964E (pt) 2003-10-31

Family

ID=26304224

Family Applications (1)

Application Number Title Priority Date Filing Date
PT94309403T PT664964E (pt) 1994-01-27 1994-12-15 Aperfeicoamentos relacionados com produtos para fumar

Country Status (6)

Country Link
EP (1) EP0664964B1 (pt)
AT (1) ATE244516T1 (pt)
DE (1) DE69432920T2 (pt)
DK (1) DK0664964T3 (pt)
ES (1) ES2201071T3 (pt)
PT (1) PT664964E (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0316171D0 (en) * 2003-07-10 2003-08-13 British American Tobacco Co Improvements relating to smoking article filters
CN101969797A (zh) * 2008-02-07 2011-02-09 菲尔特隆纳国际有限公司 烟草烟雾过滤嘴
GB0809865D0 (en) 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
US8997755B2 (en) * 2009-11-11 2015-04-07 R.J. Reynolds Tobacco Company Filter element comprising smoke-altering material
US11957163B2 (en) 2011-04-08 2024-04-16 R.J. Reynolds Tobacco Company Multi-segment filter element including smoke-altering flavorant
US10609955B2 (en) 2011-04-08 2020-04-07 R.J. Reynolds Tobacco Company Filtered cigarette comprising a tubular element in filter
ITBO20120536A1 (it) * 2012-10-01 2014-04-02 Montrade S R L Elemento filtrante additivato per articoli da fumo e metodo per la sua realizzazione
CN110893009A (zh) * 2019-09-18 2020-03-20 索图电子(惠州)有限公司 烟用过滤部件

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297038A (en) * 1964-04-20 1967-01-10 Homburger Freddy Filter cigarette
US5365951A (en) * 1990-08-24 1994-11-22 Philip Morris Incorporated Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core
AU658372B2 (en) * 1990-11-19 1995-04-13 Cigarette Components Limited Smoke filter containing particulate smoke modifying additive
GB9214267D0 (en) * 1992-07-04 1992-08-19 British American Tobacco Co Improvements relating to smoking articles
US5404890A (en) * 1993-06-11 1995-04-11 R. J. Reynolds Tobacco Company Cigarette filter

Also Published As

Publication number Publication date
EP0664964A2 (en) 1995-08-02
ATE244516T1 (de) 2003-07-15
EP0664964B1 (en) 2003-07-09
ES2201071T3 (es) 2004-03-16
DE69432920D1 (de) 2003-08-14
DE69432920T2 (de) 2004-05-19
DK0664964T3 (da) 2003-10-27
EP0664964A3 (en) 1997-04-23

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