HK81993A - Cigarette filter - Google Patents

Cigarette filter

Info

Publication number
HK81993A
HK81993A HK819/93A HK81993A HK81993A HK 81993 A HK81993 A HK 81993A HK 819/93 A HK819/93 A HK 819/93A HK 81993 A HK81993 A HK 81993A HK 81993 A HK81993 A HK 81993A
Authority
HK
Hong Kong
Prior art keywords
grooves
filter rod
air
filter
flow
Prior art date
Application number
HK819/93A
Other languages
English (en)
Inventor
Granville Lamb Charles
Mcmurtrie Andrew
Original Assignee
Brown & Williamson Tobacco Corporation
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 Brown & Williamson Tobacco Corporation filed Critical Brown & Williamson Tobacco Corporation
Publication of HK81993A publication Critical patent/HK81993A/xx

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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • 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
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
    • 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/025—Final operations, i.e. after the filter rod forming process
    • A24D3/0258—Means for making grooves

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
HK819/93A 1986-08-25 1993-08-12 Cigarette filter HK81993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/899,590 US4708150A (en) 1986-08-25 1986-08-25 Cigarette filter

Publications (1)

Publication Number Publication Date
HK81993A true HK81993A (en) 1993-08-20

Family

ID=25411254

Family Applications (1)

Application Number Title Priority Date Filing Date
HK819/93A HK81993A (en) 1986-08-25 1993-08-12 Cigarette filter

Country Status (40)

Country Link
US (1) US4708150A (en, 2012)
JP (2) JPS6359872A (en, 2012)
KR (1) KR890003309A (en, 2012)
AT (1) AT396420B (en, 2012)
AU (1) AU579773B2 (en, 2012)
BE (1) BE1000812A4 (en, 2012)
BG (1) BG49495A3 (en, 2012)
BR (1) BR8704271A (en, 2012)
CA (1) CA1289433C (en, 2012)
CH (1) CH675668A5 (en, 2012)
CS (1) CS277416B6 (en, 2012)
DE (1) DE3725867A1 (en, 2012)
DK (1) DK166252C (en, 2012)
EG (1) EG18216A (en, 2012)
ES (1) ES2004949A6 (en, 2012)
FI (1) FI80826C (en, 2012)
FR (1) FR2602958B1 (en, 2012)
GB (1) GB2194127B (en, 2012)
GR (1) GR871319B (en, 2012)
GT (1) GT198700048A (en, 2012)
HK (1) HK81993A (en, 2012)
HU (1) HU200670B (en, 2012)
IE (1) IE60900B1 (en, 2012)
IL (1) IL83430A (en, 2012)
IN (1) IN170127B (en, 2012)
IT (1) IT1222530B (en, 2012)
LU (1) LU86967A1 (en, 2012)
MX (1) MX159897A (en, 2012)
MY (1) MY100047A (en, 2012)
NL (1) NL8701974A (en, 2012)
NO (1) NO166612C (en, 2012)
NZ (1) NZ221531A (en, 2012)
PH (1) PH24306A (en, 2012)
PL (1) PL152794B1 (en, 2012)
SE (1) SE501240C2 (en, 2012)
SU (1) SU1547692A3 (en, 2012)
TR (1) TR25459A (en, 2012)
YU (1) YU46065B (en, 2012)
ZA (1) ZA876109B (en, 2012)
ZW (1) ZW15587A1 (en, 2012)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2377940C2 (ru) * 2007-11-19 2010-01-10 Виталий Геннадьевич Барабанов Фильтр для сигарет
DE102008056384B4 (de) 2008-11-10 2017-03-30 British American Tobacco (Germany) Gmbh Multifilter für einen Rauchartikel
GB0906187D0 (en) * 2009-04-09 2009-05-20 British American Tobacco Co Smoking article filter
GB201104475D0 (en) * 2011-03-16 2011-04-27 Filtrona Filter Prod Dev Co Tobacco smoke filter
EP2510814A1 (en) * 2011-04-15 2012-10-17 Philip Morris Products S.A. Ventilated smoking article including sorbent material
GB201209589D0 (en) * 2012-05-30 2012-07-11 British American Tobacco Co Filter for a smoking article
US10098381B2 (en) * 2013-03-15 2018-10-16 Altria Client Services Llc Electronic smoking article
ES2862524T3 (es) * 2015-11-16 2021-10-07 Reemtsma Cigarettenfabriken Gmbh Artículo de fumar
US11930839B1 (en) 2023-02-07 2024-03-19 Dimitry Boss Cigarette loading machines and method therefore

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1132631A (en) * 1965-10-22 1968-11-06 Cigarette Improvement Corp Improvements in or relating to filter tipped cigars and cigarettes
TR21005A (tr) * 1980-11-21 1983-05-01 Brown & Williamson Tobacco Duman gecirmez bir sargi ile ihata edilmis mesamath bir filtre cubugunu ihtiva eden bir sigara filtresi
US4343319A (en) * 1980-11-28 1982-08-10 Brown & Williamson Tobacco Corporation Cigarette filter
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4406295A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4649943A (en) * 1985-02-11 1987-03-17 Brown & Williamson Tobacco Corporation Cigarette filter and method of making the same

Also Published As

Publication number Publication date
ES2004949A6 (es) 1989-02-16
JPS6359872A (ja) 1988-03-15
GB2194127B (en) 1990-03-28
MY100047A (en) 1989-06-29
DE3725867C2 (en, 2012) 1991-07-04
GB8719106D0 (en) 1987-09-16
SE501240C2 (sv) 1994-12-19
FI873534A7 (fi) 1988-02-26
ATA198587A (de) 1993-01-15
GT198700048A (es) 1989-02-04
MX159897A (es) 1989-09-28
FR2602958B1 (fr) 1991-09-20
FI873534A0 (fi) 1987-08-14
CS277416B6 (en) 1993-03-17
GB2194127A (en) 1988-03-02
DE3725867A1 (de) 1988-03-10
IE60900B1 (en) 1994-08-24
NO166612B (no) 1991-05-13
FI80826C (fi) 1990-08-10
FI80826B (fi) 1990-04-30
US4708150A (en) 1987-11-24
SE8703273L (sv) 1988-02-26
IT8721692A0 (it) 1987-08-24
NZ221531A (en) 1989-08-29
EG18216A (en) 1993-06-30
NO873566L (no) 1988-02-26
IE872098L (en) 1988-02-25
NO166612C (no) 1991-08-21
PL152794B1 (en) 1991-01-31
LU86967A1 (fr) 1987-12-16
IL83430A (en) 1991-03-10
JPH0681298U (ja) 1994-11-22
JP2549938Y2 (ja) 1997-10-08
AU7669087A (en) 1988-02-25
PL267443A1 (en) 1988-06-09
DK166252C (da) 1993-08-23
BG49495A3 (bg) 1991-11-15
YU155587A (en) 1988-10-31
DK440487A (da) 1988-02-26
CA1289433C (en) 1991-09-24
IN170127B (en, 2012) 1992-02-15
IL83430A0 (en) 1988-01-31
BR8704271A (pt) 1988-04-12
SU1547692A3 (ru) 1990-02-28
PH24306A (en) 1990-05-29
KR890003309A (ko) 1989-04-14
ZW15587A1 (en) 1987-11-18
NL8701974A (nl) 1988-03-16
DK166252B (da) 1993-03-29
IT1222530B (it) 1990-09-05
YU46065B (sh) 1992-12-21
ZA876109B (en) 1988-10-26
DK440487D0 (da) 1987-08-24
CS619887A3 (en) 1992-08-12
AT396420B (de) 1993-09-27
NO873566D0 (no) 1987-08-24
HU200670B (en) 1990-08-28
AU579773B2 (en) 1988-12-08
SE8703273D0 (sv) 1987-08-24
TR25459A (tr) 1993-02-12
BE1000812A4 (fr) 1989-04-11
FR2602958A1 (fr) 1988-02-26
GR871319B (en) 1988-01-12
HUT47414A (en) 1989-03-28
CH675668A5 (en, 2012) 1990-10-31

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)