AU452247B2 - Improvements relating to tobacco smoke filters - Google Patents

Improvements relating to tobacco smoke filters

Info

Publication number
AU452247B2
AU452247B2 AU31118/71A AU3111871A AU452247B2 AU 452247 B2 AU452247 B2 AU 452247B2 AU 31118/71 A AU31118/71 A AU 31118/71A AU 3111871 A AU3111871 A AU 3111871A AU 452247 B2 AU452247 B2 AU 452247B2
Authority
AU
Australia
Prior art keywords
tobacco smoke
improvements relating
smoke filters
filters
relating
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
AU31118/71A
Other languages
English (en)
Other versions
AU3111871A (en
Inventor
GEORGE HORSEWELL and JOHN ANTHONY LUKE HENRY
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.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co 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 British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of AU3111871A publication Critical patent/AU3111871A/en
Application granted granted Critical
Publication of AU452247B2 publication Critical patent/AU452247B2/en
Expired 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
    • A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters
AU31118/71A 1970-07-23 1971-07-12 Improvements relating to tobacco smoke filters Expired AU452247B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3578370 1970-07-23
GBGB35783/70 1970-07-23

Publications (2)

Publication Number Publication Date
AU3111871A AU3111871A (en) 1973-01-18
AU452247B2 true AU452247B2 (en) 1974-08-29

Family

ID=10381510

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31118/71A Expired AU452247B2 (en) 1970-07-23 1971-07-12 Improvements relating to tobacco smoke filters

Country Status (11)

Country Link
AU (1) AU452247B2 (xx)
BE (1) BE770421A (xx)
CA (1) CA942611A (xx)
CH (1) CH540656A (xx)
DE (1) DE2135112C3 (xx)
FI (1) FI51649C (xx)
GB (1) GB1319862A (xx)
NL (1) NL7110035A (xx)
NO (1) NO128937B (xx)
SE (1) SE370612B (xx)
ZA (1) ZA714381B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357950A (en) * 1980-05-27 1982-11-09 American Filtrona Corporation Tobacco smoke filter having improved tar/carbon monoxide ratio
NO157125C (no) * 1982-04-08 1988-06-01 Filtrona Ltd Sigarettfilterelement, alternativt med et omgivende, ventilerende munnstykkemateriale.
GB9307710D0 (en) * 1993-04-14 1993-06-02 Rothmans Benson & Hedges Smoking apparatus-l
CN100512689C (zh) * 2006-09-28 2009-07-15 江南大学 一种用于降低卷烟烟气中焦油及自由基的添加剂及其添加方法
CN108142992B (zh) * 2017-12-29 2020-06-19 云南恩典科技产业发展有限公司 一种模拟爆珠功能的相变复合材料及其生产方法和应用
JP2023529352A (ja) * 2020-06-04 2023-07-10 アール・ジエイ・レイノルズ・タバコ・カンパニー 喫煙品用紙シートフィルタエレメント及び関連方法

Also Published As

Publication number Publication date
ZA714381B (en) 1972-03-29
DE2135112A1 (de) 1972-01-27
DE2135112B2 (de) 1973-04-05
NL7110035A (xx) 1972-01-25
GB1319862A (en) 1973-06-13
FI51649C (fi) 1977-03-10
SE370612B (xx) 1974-10-28
BE770421A (fr) 1971-12-01
AU3111871A (en) 1973-01-18
FI51649B (xx) 1976-11-30
DE2135112C3 (de) 1973-10-31
CH540656A (fr) 1973-08-31
CA942611A (en) 1974-02-26
NO128937B (xx) 1974-02-04

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