CA973444A - Smoking materials - Google Patents

Smoking materials

Info

Publication number: CA973444A
Authority: CA; Canada
Prior art keywords: smoking materials; smoking; materials
Prior art date: 1972-03-06
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

CA164,881A

Other versions

CA164881S (en

Inventor

David J. Molyneux

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.)

1972-03-06

Filing date

1973-02-19

Publication date

1975-08-26

1973-02-19 Application filed by British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd

1975-08-26 Application granted granted Critical

1975-08-26 Publication of CA973444A publication Critical patent/CA973444A/en

Status Expired legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Manufacture Of Tobacco Products (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Manufacturing Of Cigar And Cigarette Tobacco (AREA)

CA164,881A 1972-03-06 1973-02-19 Smoking materials Expired CA973444A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1031172A GB1365807A (en)	1972-03-06	1972-03-06	Smoking materials

Publications (1)

Publication Number	Publication Date
CA973444A true CA973444A (en)	1975-08-26

Family

ID=9965546

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA164,881A Expired CA973444A (en)	1972-03-06	1973-02-19	Smoking materials

Country Status (7)

Country	Link
US (1)	US3847163A (en)
AU (1)	AU462351B2 (en)
BR (1)	BR7301633D0 (en)
CA (1)	CA973444A (en)
DE (1)	DE2309886A1 (en)
GB (1)	GB1365807A (en)
ZA (1)	ZA731149B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4131118A (en) *	1976-11-12	1978-12-26	Philip Morris Incorporated	Method for removal of potassium nitrate from tobacco extracts
US4131117A (en) *	1976-12-21	1978-12-26	Philip Morris Incorporated	Method for removal of potassium nitrate from tobacco extracts
FR2499369A1 (en) *	1981-02-12	1982-08-13	Bonneau Marc	Removing harmful components from vegetable extracts - by filtration on semipermeable membranes
JPS6024172A (en) *	1983-07-21	1985-02-06	日本たばこ産業株式会社	Production of tobacco flavor
US5013447A (en) *	1989-07-19	1991-05-07	Sepracor	Process of treating alcoholic beverages by vapor-arbitrated pervaporation
US4778688A (en) *	1985-10-11	1988-10-18	Sepracor, Inc.	Production of low-ethanol beverages by membrane extraction
US4962774A (en) *	1988-11-16	1990-10-16	R. J. Reynolds Tobacco Company	Tobacco reconstitution process
US4941484A (en) *	1989-05-30	1990-07-17	R. J. Reynolds Tobacco Company	Tobacco processing
US5056537A (en) *	1989-09-29	1991-10-15	R. J. Reynolds Tobacco Company	Cigarette
US5938928A (en) *	1991-08-01	1999-08-17	Nonap Pty. Ltd.	Osmotic distillation process using a membrane laminate
US5311886A (en) *	1991-12-31	1994-05-17	Imasco Limited	Tobacco extract treatment with insoluble adsorbent
US5817359A (en) *	1992-04-30	1998-10-06	Palassa Pty. Ltd.	Methods for dealcoholization employing perstration
US5824223A (en) *	1995-11-08	1998-10-20	Rentiers Machinery Proprietary Ltd.	Methods and apparatus for osmotic distillation
US6112908A (en) *	1998-02-11	2000-09-05	Rentiers Machinery Pty, Ltd.	Membrane laminates and methods for their preparation
DK1623634T3 (en)	2003-05-06	2013-07-15	Japan Tobacco Inc	Process for producing regenerated tobacco material
US20060162733A1 (en) *	2004-12-01	2006-07-27	Philip Morris Usa Inc.	Process of reducing generation of benzo[a]pyrene during smoking
US9049886B2 (en) *	2007-01-26	2015-06-09	Philip Morris Usa Inc.	Methods and apparatus for the selective removal of constituents from aqueous tobacco extracts
US10226064B2 (en)	2013-03-15	2019-03-12	Altria Client Services Llc	Nitrite-degrading and TSNA-degrading bacteria and methods of making and using
CN103349351B (en) *	2013-07-24	2016-03-09	江苏久吾高科技股份有限公司	A kind of method of the papermaking-method reconstituted tobaccos based on membrane separation technique
CN103919272A (en) *	2014-04-25	2014-07-16	安徽中烟再造烟叶科技有限责任公司	Cryo-concentration system and method for reconstituted tobacco extraction liquid
CN104223356A (en) *	2014-09-03	2014-12-24	云南中烟工业有限责任公司	Method for improving quality of tobacco extract by using amphoteric ion exchange membrane
CN108752355B (en) *	2018-06-28	2021-01-05	大连理工大学	Co-production method of various products in fresh tobacco leaves
CN112998310B (en) *	2021-03-08	2023-01-24	山东瑞博斯烟草有限公司	Concentrated solution of tobacco water extract, concentration method and application

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1016844A (en) *	1911-06-29	1912-02-06	Adolph Moonelis	Artificial tobacco and process of making same.
US3145717A (en) *	1959-10-22	1964-08-25	C H Dexter & Sons Inc	Methods of making tobacco web material
NL128859C (en) *	1960-09-19
GB989703A (en) *	1963-04-29	1965-04-22	British American Tobacco Co	Improvements relating to the processing of smoking tobacco

1972
- 1972-03-06 GB GB1031172A patent/GB1365807A/en not_active Expired
1973
- 1973-02-19 CA CA164,881A patent/CA973444A/en not_active Expired
- 1973-02-19 ZA ZA731149A patent/ZA731149B/en unknown
- 1973-02-21 AU AU52444/73A patent/AU462351B2/en not_active Expired
- 1973-02-22 US US00334687A patent/US3847163A/en not_active Expired - Lifetime
- 1973-02-28 DE DE19732309886 patent/DE2309886A1/en active Pending
- 1973-03-02 BR BR731633A patent/BR7301633D0/en unknown

Also Published As

Publication number	Publication date
AU462351B2 (en)	1975-06-19
ZA731149B (en)	1973-11-28
BR7301633D0 (en)	1974-09-05
GB1365807A (en)	1974-09-04
AU5244473A (en)	1974-08-22
DE2309886A1 (en)	1973-09-20
US3847163A (en)	1974-11-12

Publication	Publication Date	Title
CA981550A (en)	1976-01-13	Smoking articles
AU462348B2 (en)	1975-06-19	Saf-t-jet
CA973444A (en)	1975-08-26	Smoking materials
CA997644A (en)	1976-09-28	Smoking mixtures
AU454372B2 (en)	1974-10-31	Childsafe actuator-overcap
CA955488A (en)	1974-10-01	Smoking materials
CA961367A (en)	1975-01-21	Reconstituted-tobacco smoking materials
CA992422A (en)	1976-07-06	Smoking mixtures
AU471784B2 (en)	1976-05-06	Manufacture ofa smoking material
CA958957A (en)	1974-12-10	Reconstituted-tobacco smoking materials
CA1004844A (en)	1977-02-08	Smoking material
CA992421A (en)	1976-07-06	Smoking material
CA993302A (en)	1976-07-20	Smoking means
CA984254A (en)	1976-02-24	Smoking materials
AU468538B2 (en)	1976-01-15	Polyerisable materials
CA995549A (en)	1976-08-24	Smoking mixture
CA938853A (en)	1973-12-25	Smoking materials
CA895112A (en)	1972-03-14	Smoking materials
AU4575372A (en)	1974-02-21	2-acyl-5-nitrothiazoles
CA956536A (en)	1974-10-22	Tobacco product
CA904704A (en)	1972-07-11	Smoking material
AU460598B2 (en)	1974-08-22	Smoking material
AU460888B2 (en)	1975-05-08	Hard materials
CA905793A (en)	1972-07-25	Cigarettes
CA908531A (en)	1972-08-29	Smoking composition