HK86289A - Tobacco smoke filtering device - Google Patents

Tobacco smoke filtering device

Info

Publication number
HK86289A
HK86289A HK862/89A HK86289A HK86289A HK 86289 A HK86289 A HK 86289A HK 862/89 A HK862/89 A HK 862/89A HK 86289 A HK86289 A HK 86289A HK 86289 A HK86289 A HK 86289A
Authority
HK
Hong Kong
Prior art keywords
filtering device
tobacco smoke
smoke filtering
tobacco
smoke
Prior art date
Application number
HK862/89A
Inventor
Ernest Brian Hayes
Anthony Sydney Cantell
Barry James Tomkins
Pandeli Andreas
Original Assignee
Filtrona Ltd
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 Filtrona Ltd filed Critical Filtrona Ltd
Publication of HK86289A publication Critical patent/HK86289A/en

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
HK862/89A 1981-07-06 1989-11-02 Tobacco smoke filtering device HK86289A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8120814 1981-07-06
GB8212646 1982-04-30

Publications (1)

Publication Number Publication Date
HK86289A true HK86289A (en) 1989-11-10

Family

ID=26280027

Family Applications (1)

Application Number Title Priority Date Filing Date
HK862/89A HK86289A (en) 1981-07-06 1989-11-02 Tobacco smoke filtering device

Country Status (11)

Country Link
AT (1) AT382301B (en)
AU (1) AU560261B2 (en)
BR (1) BR8203960A (en)
DE (1) DE3225073A1 (en)
ES (1) ES514491A0 (en)
FR (1) FR2508773A1 (en)
GB (1) GB2105566B (en)
HK (1) HK86289A (en)
IT (1) IT1205612B (en)
NL (1) NL8202710A (en)
SE (1) SE456310B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118424B (en) * 1982-04-07 1986-07-16 Filtrona Ltd Tobacco smoke filter
US4545391A (en) * 1983-05-26 1985-10-08 Brown & Williamson Tobacco Corporation Cigarette filter
GB8429104D0 (en) * 1984-11-17 1984-12-27 British American Tobacco Co Tobacco smoke filters
GB8823902D0 (en) * 1988-10-12 1988-11-16 Rothmans Int Tobacco Cigarette filter rod elements & cigarettes incorporating such filter rod elements
US5509429A (en) * 1989-03-02 1996-04-23 Kothmans, Benson & Hedges Inc. Uniform tar delivery profile filter
US5839449A (en) * 1996-01-29 1998-11-24 R.J. Reynolds Tobacco Company Low CO cigarette
US10231482B2 (en) 2012-09-28 2019-03-19 Philip Morris Products S.A. Smoking article with reduced mouth end staining
AT513286B1 (en) * 2012-10-12 2014-03-15 Ift Gmbh filter system
US9272236B2 (en) 2014-03-13 2016-03-01 Ift Gmbh Filtration system
SG10201901123SA (en) * 2019-02-08 2020-02-27 Ysq Int Pte Ltd Method of producing filter elements for use with heatable tobacco products
CN110934336B (en) * 2019-12-05 2021-12-03 湖北中烟工业有限责任公司 Tipping processing technology of special-shaped cigarette duckbill rod
EP4223156A1 (en) 2022-02-08 2023-08-09 WeedWorks GmbH Smoke filtration device for making self- and machine-rolled conically shaped cigarettes and manufacturing method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790146A (en) * 1971-10-27 1973-02-15 British American Tobacco Co VENTILATED CIGARETTE WITH FILTER END
US3752165A (en) * 1971-12-20 1973-08-14 G Harllee Smoke filter plug and process and cigarette made therefrom

Also Published As

Publication number Publication date
IT1205612B (en) 1989-03-23
FR2508773A1 (en) 1983-01-07
SE8204145L (en) 1983-01-07
SE456310B (en) 1988-09-26
ES8304776A1 (en) 1983-04-01
AT382301B (en) 1987-02-10
ATA262282A (en) 1986-07-15
AU8561382A (en) 1983-01-13
DE3225073A1 (en) 1983-01-20
SE8204145D0 (en) 1982-07-05
BR8203960A (en) 1983-06-28
GB2105566B (en) 1985-07-03
GB2105566A (en) 1983-03-30
ES514491A0 (en) 1983-04-01
IT8222241A0 (en) 1982-07-05
NL8202710A (en) 1983-02-01
AU560261B2 (en) 1987-04-02

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Legal Events

Date Code Title Description
NR Patent deemed never to have been added to the register under section 13(7) of patents (transitional arrangements) rules