FR2520594A1 - Filtres a fumee - Google Patents

Filtres a fumee Download PDF

Info

Publication number
FR2520594A1
FR2520594A1 FR8301609A FR8301609A FR2520594A1 FR 2520594 A1 FR2520594 A1 FR 2520594A1 FR 8301609 A FR8301609 A FR 8301609A FR 8301609 A FR8301609 A FR 8301609A FR 2520594 A1 FR2520594 A1 FR 2520594A1
Authority
FR
France
Prior art keywords
buffer
air
filter
filter according
pad
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8301609A
Other languages
English (en)
French (fr)
Other versions
FR2520594B1 (sv
Inventor
John Anthony Luke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brown and Williamson Holdings Inc
Original Assignee
Brown and Williamson Tobacco Corp
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 and Williamson Tobacco Corp filed Critical Brown and Williamson Tobacco Corp
Publication of FR2520594A1 publication Critical patent/FR2520594A1/fr
Application granted granted Critical
Publication of FR2520594B1 publication Critical patent/FR2520594B1/fr
Granted legal-status Critical Current

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
    • A24D3/04—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
    • 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A24D3/0245—Filter rod forming processes by winding, e.g. spirally

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
FR8301609A 1982-02-02 1983-02-02 Filtres a fumee Granted FR2520594A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8202943 1982-02-02

Publications (2)

Publication Number Publication Date
FR2520594A1 true FR2520594A1 (fr) 1983-08-05
FR2520594B1 FR2520594B1 (sv) 1985-04-19

Family

ID=10528054

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8301609A Granted FR2520594A1 (fr) 1982-02-02 1983-02-02 Filtres a fumee

Country Status (39)

Country Link
JP (1) JPS58165780A (sv)
KR (1) KR870001748B1 (sv)
AT (1) AT384151B (sv)
AU (1) AU553753B2 (sv)
BE (1) BE895773A (sv)
BG (1) BG40312A3 (sv)
BR (1) BR8300490A (sv)
CA (1) CA1192468A (sv)
CH (1) CH657755A5 (sv)
CS (1) CS251073B2 (sv)
DE (1) DE3303299A1 (sv)
DK (1) DK158369C (sv)
EG (1) EG16128A (sv)
ES (1) ES278854Y (sv)
FI (1) FI71219C (sv)
FR (1) FR2520594A1 (sv)
GB (1) GB2116824B (sv)
HK (1) HK28786A (sv)
HU (1) HU188249B (sv)
IE (1) IE53810B1 (sv)
IL (1) IL67801A (sv)
IN (1) IN157633B (sv)
IT (1) IT1163071B (sv)
KE (1) KE3597A (sv)
LU (1) LU84618A1 (sv)
MX (1) MX154669A (sv)
MY (1) MY8700718A (sv)
NL (1) NL185601C (sv)
NO (1) NO155323C (sv)
NZ (1) NZ203131A (sv)
PH (1) PH19514A (sv)
PL (1) PL138732B1 (sv)
RO (1) RO87087A (sv)
SE (2) SE8300441L (sv)
SG (1) SG92285G (sv)
TR (1) TR21762A (sv)
YU (1) YU42067B (sv)
ZA (1) ZA83651B (sv)
ZW (1) ZW2383A1 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8415972D0 (en) * 1984-06-22 1984-07-25 British American Tobacco Co Smoking article mouthpiece elements
JPH0588056U (ja) * 1991-12-04 1993-11-26 河村電器産業株式会社 Ｄｔｍｆ信号の増幅回路
CN1748591A (zh) * 2005-11-07 2006-03-22 夏侯晓雷 一种过滤嘴
GB201213786D0 (en) 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596663A (en) * 1969-05-29 1971-08-03 Lorillard Co P Ventilated smoking article
FR2078771A5 (sv) * 1970-02-21 1971-11-05 Cigarette Components Ltd
US4135523A (en) * 1976-03-17 1979-01-23 British-American Tobacco Company Limited Tobacco-smoke filters
FR2453610A1 (fr) * 1979-04-11 1980-11-07 British American Tobacco Co Filtre de cigarette
GB2095532A (en) * 1981-03-27 1982-10-06 Filtrona Ltd Ventilated and corrugated smoke filter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308661A (en) * 1970-02-21 1973-02-21 Cigarette Components Ltd Device for treating tobacco smoke

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596663A (en) * 1969-05-29 1971-08-03 Lorillard Co P Ventilated smoking article
FR2078771A5 (sv) * 1970-02-21 1971-11-05 Cigarette Components Ltd
US4135523A (en) * 1976-03-17 1979-01-23 British-American Tobacco Company Limited Tobacco-smoke filters
FR2453610A1 (fr) * 1979-04-11 1980-11-07 British American Tobacco Co Filtre de cigarette
GB2095532A (en) * 1981-03-27 1982-10-06 Filtrona Ltd Ventilated and corrugated smoke filter

Also Published As

Publication number Publication date
AU553753B2 (en) 1986-07-24
AT384151B (de) 1987-10-12
IN157633B (sv) 1986-05-10
DK39083D0 (da) 1983-02-01
IE53810B1 (en) 1989-03-01
GB2116824B (en) 1985-07-24
NL8300377A (nl) 1983-09-01
CH657755A5 (de) 1986-09-30
IE830121L (en) 1983-08-02
RO87087A (ro) 1986-07-30
MY8700718A (en) 1987-12-31
DE3303299A1 (de) 1983-08-11
IT8319393A1 (it) 1984-08-02
NL185601C (nl) 1990-06-01
IT8319393A0 (it) 1983-02-02
NO155323B (no) 1986-12-08
SE8300441D0 (sv) 1983-01-28
IT1163071B (it) 1987-04-08
CA1192468A (en) 1985-08-27
FI71219C (fi) 1986-12-19
BR8300490A (pt) 1983-11-01
BG40312A3 (en) 1986-11-14
HU188249B (en) 1986-03-28
NZ203131A (en) 1985-07-31
CS251073B2 (en) 1987-06-11
FR2520594B1 (sv) 1985-04-19
PL240394A1 (en) 1983-08-15
PL138732B1 (en) 1986-10-31
GB2116824A (en) 1983-10-05
LU84618A1 (fr) 1983-09-08
DK158369C (da) 1990-10-08
IL67801A0 (en) 1983-05-15
SE8300441L (sv) 1983-08-03
KR870001748B1 (ko) 1987-10-06
YU42067B (en) 1988-04-30
DK39083A (da) 1983-08-03
ZW2383A1 (en) 1983-08-03
EG16128A (en) 1990-10-30
YU23483A (en) 1985-10-31
JPH0236225B2 (sv) 1990-08-16
IL67801A (en) 1985-11-29
SG92285G (en) 1987-09-18
AU1077583A (en) 1983-08-11
PH19514A (en) 1986-05-14
MX154669A (es) 1987-11-16
NO155323C (no) 1987-03-18
TR21762A (tr) 1985-06-17
KE3597A (en) 1986-02-07
ZA83651B (en) 1983-10-26
NO830331L (no) 1983-08-03
GB8300838D0 (en) 1983-02-16
BE895773A (fr) 1983-05-30
NL185601B (nl) 1990-01-02
DK158369B (da) 1990-05-14
HK28786A (en) 1986-04-25
ES278854U (es) 1984-08-01
ES278854Y (es) 1985-03-01
KR840003397A (ko) 1984-09-08
FI71219B (fi) 1986-09-09
SE453150B (sv) 1988-01-18
FI830209L (fi) 1983-08-03
CS68383A2 (en) 1985-08-15
ATA20083A (de) 1987-03-15
FI830209A0 (fi) 1983-01-21
JPS58165780A (ja) 1983-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse