CA1191065A - Tobacco smoke filters - Google Patents

Tobacco smoke filters

Info

Publication number
CA1191065A
CA1191065A CA000420770A CA420770A CA1191065A CA 1191065 A CA1191065 A CA 1191065A CA 000420770 A CA000420770 A CA 000420770A CA 420770 A CA420770 A CA 420770A CA 1191065 A CA1191065 A CA 1191065A
Authority
CA
Canada
Prior art keywords
filter
filter plug
mouth end
grooves
airflow duct
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.)
Expired
Application number
CA000420770A
Other languages
English (en)
French (fr)
Inventor
John A. 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
Application granted granted Critical
Publication of CA1191065A publication Critical patent/CA1191065A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04Tobacco smoke filters characterised by their shape or structure
    • A24D3/043Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA000420770A 1982-02-02 1983-02-02 Tobacco smoke filters Expired CA1191065A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8202945 1982-02-02
GB8202945 1982-02-02

Publications (1)

Publication Number Publication Date
CA1191065A true CA1191065A (en) 1985-07-30

Family

ID=10528056

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000420770A Expired CA1191065A (en) 1982-02-02 1983-02-02 Tobacco smoke filters

Country Status (33)

Country Link
JP (1) JPS58165782A (tr)
KR (1) KR840003399A (tr)
AT (1) ATA19983A (tr)
AU (1) AU548841B2 (tr)
BE (1) BE895755A (tr)
BR (1) BR8300492A (tr)
CA (1) CA1191065A (tr)
DE (1) DE3303301C2 (tr)
DK (1) DK39283A (tr)
ES (1) ES278856Y (tr)
FI (1) FI68953C (tr)
FR (1) FR2520595A1 (tr)
GB (1) GB2115679B (tr)
HK (1) HK28686A (tr)
HU (1) HU188420B (tr)
IL (1) IL67731A (tr)
IN (1) IN157858B (tr)
IT (1) IT1163073B (tr)
KE (1) KE3598A (tr)
LU (1) LU84620A1 (tr)
MY (1) MY8700716A (tr)
NL (1) NL8300379A (tr)
NO (1) NO830333L (tr)
NZ (1) NZ203133A (tr)
PH (1) PH19178A (tr)
PL (1) PL240392A1 (tr)
RO (1) RO87088A (tr)
SE (1) SE8300443L (tr)
SG (1) SG92485G (tr)
TR (1) TR21429A (tr)
YU (1) YU23683A (tr)
ZA (1) ZA83652B (tr)
ZW (1) ZW2183A1 (tr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201605101D0 (en) 2016-03-24 2016-05-11 Nicoventures Holdings Ltd Electronic vapour provision system
GB201605105D0 (en) 2016-03-24 2016-05-11 Nicoventures Holdings Ltd Vapour provision apparatus
GB201605100D0 (en) 2016-03-24 2016-05-11 Nicoventures Holdings Ltd Vapour provision system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1278914B (de) * 1963-11-07 1968-09-26 Anthony Paul Miller Zigarette
FR2109761A5 (tr) * 1970-10-05 1972-05-26 Eastman Kodak Co
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter
EP0025327B1 (en) * 1979-09-07 1984-07-18 Philip Morris Incorporated Cigaret mouthpiece

Also Published As

Publication number Publication date
IT1163073B (it) 1987-04-08
DK39283D0 (da) 1983-02-01
JPS6126352B2 (tr) 1986-06-20
DK39283A (da) 1983-08-03
FI830211L (fi) 1983-08-03
IL67731A0 (en) 1983-05-15
IT8319395A0 (it) 1983-02-02
ZA83652B (en) 1983-10-26
KE3598A (en) 1986-02-07
FI68953C (fi) 1985-12-10
FI68953B (fi) 1985-08-30
KR840003399A (ko) 1984-09-08
AU548841B2 (en) 1986-01-02
ES278856Y (es) 1985-03-01
ES278856U (es) 1984-08-01
FR2520595B1 (tr) 1985-03-22
AU1077783A (en) 1983-08-11
SG92485G (en) 1987-09-18
MY8700716A (en) 1987-12-31
LU84620A1 (fr) 1983-09-08
GB2115679A (en) 1983-09-14
DE3303301C2 (de) 1985-05-23
JPS58165782A (ja) 1983-09-30
TR21429A (tr) 1984-05-01
GB8300875D0 (en) 1983-02-16
HK28686A (en) 1986-04-25
SE8300443D0 (sv) 1983-01-28
IL67731A (en) 1987-07-31
NL8300379A (nl) 1983-09-01
DE3303301A1 (de) 1983-08-11
FI830211A0 (fi) 1983-01-21
FR2520595A1 (fr) 1983-08-05
BE895755A (fr) 1983-05-16
RO87088A (ro) 1986-07-30
PH19178A (en) 1986-01-23
IN157858B (tr) 1986-07-12
YU23683A (en) 1985-10-31
PL240392A1 (en) 1983-08-15
GB2115679B (en) 1985-09-11
ZW2183A1 (en) 1983-08-03
HU188420B (en) 1986-04-28
SE8300443L (sv) 1983-08-03
NO830333L (no) 1983-08-03
NZ203133A (en) 1985-04-30
BR8300492A (pt) 1983-11-01
ATA19983A (de) 1986-09-15

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry