NL167745C - Filter voor tabaksrook. - Google Patents

Filter voor tabaksrook.

Info

Publication number: NL167745C
Authority: NL; Netherlands
Prior art keywords: filter; tobacco smoking; smoking; tobacco
Prior art date: 1973-05-16

Application number

NL7317538A

Other languages

English (en)

Other versions

NL167745B (nl

NL7317538A (nl

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.)

1973-05-16

Filing date

1973-12-21

Publication date

1982-01-18

1973-12-21 Application filed by British American Tobacco Co filed Critical British American Tobacco Co

1974-11-19 Publication of NL7317538A publication Critical patent/NL7317538A/xx

1981-08-17 Publication of NL167745B publication Critical patent/NL167745B/nl

1982-01-18 Application granted granted Critical

1982-01-18 Publication of NL167745C publication Critical patent/NL167745C/nl

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
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
- 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

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Cigarettes, Filters, And Manufacturing Of Filters (AREA)

NL7317538A 1973-05-16 1973-12-21 Filter voor tabaksrook. NL167745C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US36083973A	1973-05-16	1973-05-16

Publications (3)

Publication Number	Publication Date
NL7317538A NL7317538A (nl)	1974-11-19
NL167745B NL167745B (nl)	1981-08-17
NL167745C true NL167745C (nl)	1982-01-18

Family

ID=23419605

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7317538A NL167745C (nl)	1973-05-16	1973-12-21	Filter voor tabaksrook.

Country Status (11)

Country	Link
AU (1)	AU469846B2 (nl)
BE (1)	BE808961A (nl)
BR (1)	BR7401864A (nl)
CA (1)	CA993752A (nl)
CH (1)	CH604573A5 (nl)
DE (1)	DE2365263A1 (nl)
DK (1)	DK145253C (nl)
FI (1)	FI56767C (nl)
GB (1)	GB1397678A (nl)
NL (1)	NL167745C (nl)
ZA (1)	ZA739241B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4763674A (en) *	1986-04-16	1988-08-16	Hercules Incorporated	Method and device for controlling hydrogen cyanide and nitric oxide concentrations in cigarette smoke
EP0250806A3 (en) *	1986-06-30	1988-06-01	Hercules Incorporated	Method and device for removing nitric oxide from cigarette smoke
US5063196A (en) *	1989-06-23	1991-11-05	Calgon Carbon Corporation	Chromium-free impregnated activated carbon for adsorption of toxic gases and/or vapors
GB9121782D0 (en) *	1991-10-14	1991-11-27	Cigarette Components Ltd	Cigarette filter containing particulate smoke modifying additive
CN103225231B (zh) *	2012-06-28	2015-04-01	湖北中烟工业有限责任公司	一种带天然矿质和天然植物复合添加剂的卷烟纸
CN107474960A (zh) *	2017-08-29	2017-12-15	上海华宝生物科技有限公司	一种卷烟烟气敏感变色释香颗粒的生产方法

1973
- 1973-11-19 CA CA186,086A patent/CA993752A/en not_active Expired
- 1973-11-30 AU AU63116/73A patent/AU469846B2/en not_active Expired
- 1973-12-05 FI FI3740/73A patent/FI56767C/fi active
- 1973-12-05 ZA ZA739241A patent/ZA739241B/xx unknown
- 1973-12-11 GB GB5738273A patent/GB1397678A/en not_active Expired
- 1973-12-14 CH CH1757073A patent/CH604573A5/xx not_active IP Right Cessation
- 1973-12-18 DK DK688873A patent/DK145253C/da not_active IP Right Cessation
- 1973-12-21 NL NL7317538A patent/NL167745C/nl not_active IP Right Cessation
- 1973-12-21 BE BE139147A patent/BE808961A/xx not_active IP Right Cessation
- 1973-12-31 DE DE2365263A patent/DE2365263A1/de active Pending
1974
- 1974-03-12 BR BR1864/74A patent/BR7401864A/pt unknown

Also Published As

Publication number	Publication date
FI56767B (fi)	1979-12-31
BR7401864A (pt)	1975-11-11
BE808961A (fr)	1974-06-21
AU469846B2 (en)	1976-02-26
AU6311673A (en)	1975-07-10
FI374073A7 (nl)	1974-11-17
GB1397678A (en)	1975-06-18
ZA739241B (en)	1974-10-30
NL167745B (nl)	1981-08-17
NL7317538A (nl)	1974-11-19
DK145253B (da)	1982-10-18
DE2365263A1 (de)	1974-12-05
FI56767C (fi)	1980-04-10
DK145253C (da)	1983-03-14
CH604573A5 (nl)	1978-09-15
CA993752A (en)	1976-07-27

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Publication	Publication Date	Title
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NL7507072A (nl)	1975-12-19	Tabaksrookfilter.
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OA03774A (fr)	1971-12-24	Filtre pour la fumée de tabac.
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ES200920Y (es)	1976-01-16	Un filtro para humo de tabaco.
NL167745C (nl)	1982-01-18	Filter voor tabaksrook.
CH549965A (fr)	1974-06-14	Filtre a fumee de tabac.
NL7407640A (nl)	1975-01-13	Filters, vooral voor tabaksrook.
SE418356B (sv)	1981-05-25	Rokverk av cigarrtyp
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NL7613432A (nl)	1977-06-21	Filters voor tabaksrook.
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NL7514924A (nl)	1977-06-24	Sigarettefilter.
FI51895C (fi)	1977-05-10	Tupakansavunsuodatin.
NL7611091A (nl)	1977-04-13	Sigarettefilter.
AR193324A1 (es)	1973-04-11	Depurador de humos para cigarrillos
ES193396Y (es)	1975-02-01	Filtro para boquillas de fumador.

Legal Events

Date	Code	Title	Description
1990-08-16	V1	Lapsed because of non-payment of the annual fee