DE2135112C3 - Tabakrauchfilter - Google Patents

Tabakrauchfilter

Info

Publication number
DE2135112C3
DE2135112C3 DE2135112A DE2135112A DE2135112C3 DE 2135112 C3 DE2135112 C3 DE 2135112C3 DE 2135112 A DE2135112 A DE 2135112A DE 2135112 A DE2135112 A DE 2135112A DE 2135112 C3 DE2135112 C3 DE 2135112C3
Authority
DE
Germany
Prior art keywords
filter
tube
housing
smoke
tobacco
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
DE2135112A
Other languages
German (de)
English (en)
Other versions
DE2135112B2 (de
DE2135112A1 (de
Inventor
Henry George Horsewell
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.)
British American Tobacco Investments Ltd IFI
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 DE2135112A1 publication Critical patent/DE2135112A1/de
Publication of DE2135112B2 publication Critical patent/DE2135112B2/de
Application granted granted Critical
Publication of DE2135112C3 publication Critical patent/DE2135112C3/de
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

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
DE2135112A 1970-07-23 1971-07-14 Tabakrauchfilter Expired DE2135112C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3578370 1970-07-23

Publications (3)

Publication Number Publication Date
DE2135112A1 DE2135112A1 (de) 1972-01-27
DE2135112B2 DE2135112B2 (de) 1973-04-05
DE2135112C3 true DE2135112C3 (de) 1973-10-31

Family

ID=10381510

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2135112A Expired DE2135112C3 (de) 1970-07-23 1971-07-14 Tabakrauchfilter

Country Status (11)

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

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
US20210378290A1 (en) * 2020-06-04 2021-12-09 R.J. Reynolds Tobacco Company Paper sheet filter element for a smoking article, and associated method

Also Published As

Publication number Publication date
FI51649B (enrdf_load_stackoverflow) 1976-11-30
SE370612B (enrdf_load_stackoverflow) 1974-10-28
AU452247B2 (en) 1974-08-29
DE2135112B2 (de) 1973-04-05
FI51649C (fi) 1977-03-10
NL7110035A (enrdf_load_stackoverflow) 1972-01-25
GB1319862A (en) 1973-06-13
CH540656A (fr) 1973-08-31
NO128937B (enrdf_load_stackoverflow) 1974-02-04
DE2135112A1 (de) 1972-01-27
BE770421A (fr) 1971-12-01
ZA714381B (en) 1972-03-29
CA942611A (en) 1974-02-26
AU3111871A (en) 1973-01-18

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EF Willingness to grant licences
8339 Ceased/non-payment of the annual fee