DK133456B - Material for filtering tobacco smoke. - Google Patents

Material for filtering tobacco smoke.

Info

Publication number: DK133456B
Authority: DK; Denmark
Prior art keywords: tobacco smoke; filtering tobacco; filtering; smoke; tobacco
Prior art date: 1970-09-25

Application number

DK466971AA

Other languages

Danish (da)

Other versions

DK133456C (en

Inventor

Elmer Francis Litzinger

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.)

1970-09-25

Filing date

1971-09-24

Publication date

1976-05-24

1971-09-24 Application filed by British American Tobacco Co filed Critical British American Tobacco Co

1976-05-24 Publication of DK133456B publication Critical patent/DK133456B/en

1976-10-18 Application granted granted Critical

1976-10-18 Publication of DK133456C publication Critical patent/DK133456C/da

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
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Filtering Materials (AREA)

DK466971AA 1970-09-25 1971-09-24 Material for filtering tobacco smoke. DK133456B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US7577370A	1970-09-25	1970-09-25

Publications (2)

Publication Number	Publication Date
DK133456B true DK133456B (en)	1976-05-24
DK133456C DK133456C (en)	1976-10-18

Family

ID=22127888

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK466971AA DK133456B (en)	1970-09-25	1971-09-24	Material for filtering tobacco smoke.

Country Status (14)

Country	Link
US (1)	US3716063A (en)
AR (1)	AR192895A1 (en)
AU (1)	AU446175B2 (en)
BE (1)	BE773077A (en)
BR (1)	BR7106323D0 (en)
CA (1)	CA944249A (en)
DE (1)	DE2148035C3 (en)
DK (1)	DK133456B (en)
FI (1)	FI52166C (en)
GB (1)	GB1313259A (en)
MY (1)	MY7300479A (en)
NL (1)	NL152443B (en)
SE (1)	SE376541B (en)
ZA (1)	ZA716419B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4091822A (en) *	1975-04-25	1978-05-30	Loews Theatres, Inc.	Article for the selective removal of hydrogen cyanide from tobacco smoke
ZA792187B (en) *	1978-05-16	1980-05-28	British American Tobacco Co	Tobacco smoke filters
US5009239A (en) *	1988-12-20	1991-04-23	Hoechst Celanese Corporation	Selective delivery and retention of aldehyde and nicotine by-product from cigarette smoke
DE4205658A1 (en) *	1992-02-25	1993-08-26	Reemtsma H F & Ph	VENTILATED FILTER CIGARETTE
US6209547B1 (en)	1998-10-29	2001-04-03	Philip Morris Incorporated	Cigarette filter
US6289898B1 (en)	1999-07-28	2001-09-18	Philip Morris Incorporated	Smoking article wrapper with improved filler
AU771807B2 (en)	1999-07-28	2004-04-01	Philip Morris Products Inc.	Smoking article wrapper with improved filler
US6911189B1 (en)	1999-10-29	2005-06-28	Philip Morris Usa Inc.	Filter for selective removal of a gaseous component
US6848450B2 (en) *	2000-02-07	2005-02-01	Philip Morris Usa Inc.	Cigarette filter using intermetallic compounds
US6481442B1 (en) *	2000-11-28	2002-11-19	Lorillard Licensing Company, Llc	Smoking article including a filter for selectively removing carbonyls
US20040016436A1 (en) *	2002-07-26	2004-01-29	Charles Thomas	Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid
WO2004074449A2 (en) *	2003-02-18	2004-09-02	Filligent Limited	Filter containing a metal phthalocyanine and a polycationic polymer
US20050205102A1 (en) *	2004-01-30	2005-09-22	Philip Morris Usa Inc.	Method of making surface modified silica gel
MX2007004566A (en) *	2006-04-17	2009-02-16	Filligent Ltd	Method and device for making tobacco smoke filters.
FR2905628B1 (en) *	2006-09-13	2011-01-21	Rhodia Recherches & Tech	HIGH COHESION COMPOSITE MATERIAL, PROCESS FOR PREPARATION AND USES, IN PARTICULAR IN CIGARETTE FILTERS.
CN101433371B (en) *	2008-12-19	2011-10-12	湖南中烟工业有限责任公司	Papery filter tip for reducing aldehydes material in smoke of cigarette and preparation method thereof
CN102960860B (en) *	2012-11-27	2014-04-16	湖南中烟工业有限责任公司	Application method of cigarette smoke heavy metal ion adsorbent obtained through chemical cross-linking
CN102948925B (en) *	2012-11-27	2014-06-11	湖南中烟工业有限责任公司	Application method of cigarette smoke heavy metal adsorbent
CN104116133A (en) *	2014-07-31	2014-10-29	云南中烟工业有限责任公司	Application of polymers rich in amino groups in paper filter stick
CA3042268A1 (en) *	2016-11-14	2018-05-17	Georgia Tech Research Corporation	Pcstructures including supported polyamines and methods of making the supported polyamines
CN106954891A (en) *	2017-04-10	2017-07-18	滁州卷烟材料厂	A kind of filter tip for being used to adsorb heavy metal in cigarette smoke
GB201806245D0 (en) *	2018-04-17	2018-05-30	Nicoventures Trading Ltd	Delivery vehicle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3434479A (en) *	1966-09-15	1969-03-25	Liggett & Myers Tobacco Co	Permanganate tobacco smoke filter
US3340879A (en) *	1967-01-16	1967-09-12	Brown & Williamson Tobacco Corp	Cigarette filters
US3410282A (en) *	1967-03-13	1968-11-12	Eastman Kodak Co	Filter medium for removing hydrogen cyanide from tobacco smoke

1970
- 1970-09-25 US US00075773A patent/US3716063A/en not_active Expired - Lifetime
1971
- 1971-07-30 CA CA119,545A patent/CA944249A/en not_active Expired
- 1971-08-24 GB GB3969071A patent/GB1313259A/en not_active Expired
- 1971-09-20 FI FI712620A patent/FI52166C/en active
- 1971-09-23 AR AR238125A patent/AR192895A1/en active
- 1971-09-23 AU AU33840/71A patent/AU446175B2/en not_active Expired
- 1971-09-23 NL NL717113122A patent/NL152443B/en not_active IP Right Cessation
- 1971-09-24 SE SE7112145A patent/SE376541B/xx unknown
- 1971-09-24 ZA ZA716419A patent/ZA716419B/en unknown
- 1971-09-24 BR BR6323/71A patent/BR7106323D0/en unknown
- 1971-09-24 BE BE773077A patent/BE773077A/en not_active IP Right Cessation
- 1971-09-24 DK DK466971AA patent/DK133456B/en not_active IP Right Cessation
- 1971-09-25 DE DE2148035A patent/DE2148035C3/en not_active Expired
1973
- 1973-12-30 MY MY479/73A patent/MY7300479A/en unknown

Also Published As

Publication number	Publication date
AU3384071A (en)	1973-03-29
NL152443B (en)	1977-03-15
MY7300479A (en)	1973-12-31
NL7113122A (en)	1972-03-28
AR192895A1 (en)	1973-03-21
DE2148035B2 (en)	1980-06-12
ZA716419B (en)	1972-05-31
US3716063A (en)	1973-02-13
GB1313259A (en)	1973-04-11
DK133456C (en)	1976-10-18
BR7106323D0 (en)	1973-05-08
CA944249A (en)	1974-03-26
FI52166B (en)	1977-03-31
AU446175B2 (en)	1974-03-14
BE773077A (en)	1972-03-24
FI52166C (en)	1977-07-11
DE2148035A1 (en)	1972-03-30
DE2148035C3 (en)	1981-02-19
SE376541B (en)	1975-06-02

Publication	Publication Date	Title
DK133456B (en)	1976-05-24	Material for filtering tobacco smoke.
ES164496Y (en)	1971-09-16	A FILTER FOR TOBACCO SMOKE.
DK133455B (en)	1976-05-24	Filter element for tobacco smoke.
DK111197B (en)	1968-06-24	Tobacco smoke filter material.
FI48523C (en)	1974-11-11	Tobacco smoke filter.
NL154926B (en)	1977-11-15	FILTER FOR TOBACCO SMOKE.
SE388534B (en)	1976-10-11	FILTER FOR TOBACCO SMOKE
FI51039C (en)	1976-10-11	Filter for tobacco smoke.
DK126825B (en)	1973-08-27	Filter cigarette.
DK125264B (en)	1973-01-29	Tobacco smoke filter.
DK130038B (en)	1974-12-16	Tobacco smoke filter, composed of selectively acting filter elements.
DK127537B (en)	1973-11-26	Rod-shaped element of porous material, in particular for cigarette filters.
BR7102305D0 (en)	1973-05-03	A SMOKE FILTER FOR TOBACCO
DK130764B (en)	1975-04-14	Filter for tobacco smoke.
ES170440Y (en)	1972-06-01	FILTER CARTRIDGE.
AT300638B (en)	1972-08-10	Cigarette filters
DK128434B (en)	1974-05-06	Tobacco smoke filter.
ES183007Y (en)	1974-05-01	FILTER FOR TOBACCO.
DK130039B (en)	1974-12-16	Tobacco smoke filter.
DK130862B (en)	1975-04-28	Material for filtering tobacco smoke.
FI51757C (en)	1977-04-12	Tobacco smoke filter.
AT306606B (en)	1973-04-25	Tobacco smoke filters
SE400457B (en)	1978-04-03	CIGARETTE FILTER
TR16946A (en)	1973-11-01	CIGARETTE FILTER
FI51895C (en)	1977-05-10	Tobacco smoke filter.

Legal Events

Date	Code	Title	Description
1991-05-27	PBP	Patent lapsed