ZA879384B - Process for removal of basic materials - Google Patents

Process for removal of basic materials

Info

Publication number
ZA879384B
ZA879384B ZA879384A ZA879384A ZA879384B ZA 879384 B ZA879384 B ZA 879384B ZA 879384 A ZA879384 A ZA 879384A ZA 879384 A ZA879384 A ZA 879384A ZA 879384 B ZA879384 B ZA 879384B
Authority
ZA
South Africa
Prior art keywords
tobacco
nicotine
solvent
components
conditions
Prior art date
Application number
ZA879384A
Other languages
English (en)
Inventor
Harvey J Grubbs
J Grubbs Harvey
Ravi Prasad
Prasad Ravi
Tony M Howell
M Howell Tony
Original Assignee
Philip Morris Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25485521&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA879384(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philip Morris Inc filed Critical Philip Morris Inc
Publication of ZA879384B publication Critical patent/ZA879384B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00—Essential oils; Perfumes
    • C11B9/02—Recovery or refining of essential oils from raw materials
    • 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
ZA879384A 1986-12-29 1987-12-14 Process for removal of basic materials ZA879384B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94710286A 1986-12-29 1986-12-29

Publications (1)

Publication Number Publication Date
ZA879384B true ZA879384B (en) 1988-09-28

Family

ID=25485521

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA879384A ZA879384B (en) 1986-12-29 1987-12-14 Process for removal of basic materials

Country Status (9)

Country Link
EP (1) EP0280817B1 (xx)
JP (1) JP2694253B2 (xx)
AT (1) ATE102446T1 (xx)
AU (1) AU612128B2 (xx)
BR (1) BR8707110A (xx)
CA (1) CA1317961C (xx)
DE (1) DE3789300D1 (xx)
FI (1) FI88453C (xx)
ZA (1) ZA879384B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5497792A (en) * 1987-11-19 1996-03-12 Philip Morris Incorporated Process and apparatus for the semicontinuous extraction of nicotine from tobacco
US5435325A (en) * 1988-04-21 1995-07-25 R. J. Reynolds Tobacco Company Process for providing tobacco extracts using a solvent in a supercritical state
US4967771A (en) * 1988-12-07 1990-11-06 R. J. Reynolds Tobacco Company Process for extracting tobacco
US5076293A (en) * 1989-06-19 1991-12-31 R. J. Reynolds Tobacco Company Process and apparatus for the treatment of tobacco material
US5031644A (en) * 1989-12-29 1991-07-16 R. J. Reynolds Tobacco Company Tobacco expansion process and product
US5025812A (en) * 1989-08-10 1991-06-25 R. J. Reynolds Tobacco Company Tobacco processing
DE4002784C1 (xx) * 1990-01-31 1991-04-18 B.A.T. Cigarettenfabriken Gmbh, 2000 Hamburg, De
US5234008A (en) * 1990-02-23 1993-08-10 R. J. Reynolds Tobacco Company Tobacco processing
US5065775A (en) * 1990-02-23 1991-11-19 R. J. Reynolds Tobacco Company Tobacco processing
US5131414A (en) * 1990-02-23 1992-07-21 R. J. Reynolds Tobacco Company Tobacco processing
US5095923A (en) * 1991-04-11 1992-03-17 R. J. Reynolds Tobacco Company Tobacco expansion process using 1,1,1,2-tetrafluoroethane
DE19630619C2 (de) * 1996-07-29 1998-07-09 Mueller Extract Co Gmbh Im wesentlichen nikotinfreies Tabakaromaöl sowie Verfahren zu dessen Herstellung
DE19654945C2 (de) * 1996-07-29 1998-05-20 Mueller Extract Co Gmbh Im wesentlichen nikotinfreies Tabakaromaöl sowie Verfahren zu dessen Herstellung
CN100334979C (zh) 2002-07-18 2007-09-05 法塞克斯公司 减少烟草中成分的方法及通过该方法得到的烟草
CA2584538C (en) * 2004-10-28 2011-02-15 Japan Tobacco Inc. Method of extracting a component from material and a device used for the method
GB201003887D0 (en) 2010-03-09 2010-05-12 British American Tobacco Co Methods for extracting and isolating constituents of cellulosic material
JP7292035B2 (ja) 2015-06-26 2023-06-16 アルトリア クライアント サーヴィシーズ リミテッド ライアビリティ カンパニー アルカロイドレベル改変タバコ植物体及び製品を作出する組成物及び方法
GB201707758D0 (en) 2017-05-15 2017-06-28 British American Tobacco Investments Ltd Ground tobacco composition
GB201707761D0 (en) * 2017-05-15 2017-06-28 British American Tobacco Investments Ltd Method of making a tobacco extract
WO2019229704A1 (en) * 2018-05-31 2019-12-05 Radient Technologies Inc. Process for reducing nicotine in tobacco biomass and tobacco composition
CN113115976B (zh) * 2021-03-11 2022-07-19 浙江中烟工业有限责任公司 一种烟碱盐的批量制备方法及其在电子烟中的应用
CN114868763A (zh) * 2022-05-13 2022-08-09 湖南省烟草公司郴州市公司 一种烟草降碱剂及其制备方法和应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR397021A (fr) * 1907-12-11 1909-04-27 Tabacs Desintoxiques En Failli Procédé et installation pour la dénicotinisation des tabacs
US2227863A (en) * 1938-02-14 1941-01-07 Kinetic Chemicals Inc Extraction of tobacco with fluorochlorohydrocarbons
DE1517273B2 (de) * 1965-04-15 1976-06-24 Eresta Warenhandelsgesellschaft mbH, 6052 Mühlheim Verfahren zur kontinuierlichen extraktion von nicotin aus tabak und zur gewinnung vorkonzentrierter nicotinsalzloesungen
US4153063A (en) * 1970-09-02 1979-05-08 Studiengesellschaft Kohle Mbh Process for the extraction of nicotine from tobacco
US4215706A (en) * 1978-10-13 1980-08-05 Loew's Theatres, Inc. Nicotine transfer process
US5497792A (en) * 1987-11-19 1996-03-12 Philip Morris Incorporated Process and apparatus for the semicontinuous extraction of nicotine from tobacco

Also Published As

Publication number Publication date
EP0280817B1 (en) 1994-03-09
JP2694253B2 (ja) 1997-12-24
ATE102446T1 (de) 1994-03-15
FI875673A (fi) 1988-06-30
AU8310987A (en) 1988-06-30
FI88453C (fi) 1993-05-25
EP0280817A3 (en) 1990-05-16
EP0280817A2 (en) 1988-09-07
AU612128B2 (en) 1991-07-04
FI875673A0 (fi) 1987-12-22
DE3789300D1 (de) 1994-04-14
FI88453B (fi) 1993-02-15
CA1317961C (en) 1993-05-18
BR8707110A (pt) 1988-08-02
JPS63229102A (ja) 1988-09-26

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