FI51649C - Tupakansavun suodatin, johon kuuluu liuskamaisesta, tupakansavua suoda ttavasta materiaalista tehty huokoinen putkilo - Google Patents

Tupakansavun suodatin, johon kuuluu liuskamaisesta, tupakansavua suoda ttavasta materiaalista tehty huokoinen putkilo

Info

Publication number: FI51649C
Authority: FI; Finland
Prior art keywords: tobacco smoke; smoke filter; strip; tube made; porous tube
Prior art date: 1970-07-23

Application number

FI712045A

Other languages

English (en)

Swedish (sv)

Other versions

FI51649B (fi

Inventor

Henry George Horsewell

John Anthony Luke

Original Assignee

British American Tobacco Co

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.)

1970-07-23

Filing date

1971-07-20

Publication date

1977-03-10

1971-07-20 Application filed by British American Tobacco Co filed Critical British American Tobacco Co

1976-11-30 Application granted granted Critical

1976-11-30 Publication of FI51649B publication Critical patent/FI51649B/fi

1977-03-10 Publication of FI51649C publication Critical patent/FI51649C/fi

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

FI712045A 1970-07-23 1971-07-20 Tupakansavun suodatin, johon kuuluu liuskamaisesta, tupakansavua suoda ttavasta materiaalista tehty huokoinen putkilo FI51649C (fi)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number	Publication Date
FI51649B FI51649B (fi)	1976-11-30
FI51649C true FI51649C (fi)	1977-03-10

Family

ID=10381510

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI712045A FI51649C (fi)	1970-07-23	1971-07-20	Tupakansavun suodatin, johon kuuluu liuskamaisesta, tupakansavua suoda ttavasta materiaalista tehty huokoinen putkilo

Country Status (11)

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

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

1970
- 1970-07-23 GB GB3578370A patent/GB1319862A/en not_active Expired
1971
- 1971-07-05 ZA ZA714381A patent/ZA714381B/xx unknown
- 1971-07-05 CA CA117,309A patent/CA942611A/en not_active Expired
- 1971-07-06 NO NO02589/71A patent/NO128937B/no unknown
- 1971-07-12 AU AU31118/71A patent/AU452247B2/en not_active Expired
- 1971-07-14 DE DE2135112A patent/DE2135112C3/de not_active Expired
- 1971-07-20 CH CH1069871A patent/CH540656A/fr not_active IP Right Cessation
- 1971-07-20 FI FI712045A patent/FI51649C/fi active
- 1971-07-21 NL NL7110035A patent/NL7110035A/xx unknown
- 1971-07-22 SE SE7109418A patent/SE370612B/xx unknown
- 1971-07-23 BE BE770421A patent/BE770421A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
SE370612B (fi)	1974-10-28
BE770421A (fr)	1971-12-01
DE2135112C3 (de)	1973-10-31
CH540656A (fr)	1973-08-31
ZA714381B (en)	1972-03-29
NL7110035A (fi)	1972-01-25
CA942611A (en)	1974-02-26
AU452247B2 (en)	1974-08-29
GB1319862A (en)	1973-06-13
AU3111871A (en)	1973-01-18
NO128937B (fi)	1974-02-04
FI51649B (fi)	1976-11-30
DE2135112B2 (de)	1973-04-05
DE2135112A1 (de)	1972-01-27

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