BR8707110A - Processos para a remocao seletiva de componentes basicos de um solvente de extracao e para a remocao seletiva de componentes basicos de um produto de planta contendo uma serie de substancias - Google Patents
Processos para a remocao seletiva de componentes basicos de um solvente de extracao e para a remocao seletiva de componentes basicos de um produto de planta contendo uma serie de substanciasInfo
- Publication number
- BR8707110A BR8707110A BR8707110A BR8707110A BR8707110A BR 8707110 A BR8707110 A BR 8707110A BR 8707110 A BR8707110 A BR 8707110A BR 8707110 A BR8707110 A BR 8707110A BR 8707110 A BR8707110 A BR 8707110A
- Authority
- BR
- Brazil
- Prior art keywords
- tobacco
- nicotine
- selective removal
- solvent
- basic components
- Prior art date
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94710286A | 1986-12-29 | 1986-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8707110A true BR8707110A (pt) | 1988-08-02 |
Family
ID=25485521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8707110A BR8707110A (pt) | 1986-12-29 | 1987-12-29 | Processos para a remocao seletiva de componentes basicos de um solvente de extracao e para a remocao seletiva de componentes basicos de um produto de planta contendo uma serie de substancias |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0280817B1 (fr) |
JP (1) | JP2694253B2 (fr) |
AT (1) | ATE102446T1 (fr) |
AU (1) | AU612128B2 (fr) |
BR (1) | BR8707110A (fr) |
CA (1) | CA1317961C (fr) |
DE (1) | DE3789300D1 (fr) |
FI (1) | FI88453C (fr) |
ZA (1) | ZA879384B (fr) |
Families Citing this family (22)
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 (fr) * | 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 (fr) * | 2004-10-28 | 2011-02-15 | Japan Tobacco Inc. | Methode et dispositif pour extraire un composant d'un materiau |
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 (fr) * | 2018-05-31 | 2019-12-05 | Radient Technologies Inc. | Procédé permettant de réduire la nicotine dans une biomasse de tabac et composition de tabac |
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)
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 |
-
1987
- 1987-12-14 ZA ZA879384A patent/ZA879384B/xx unknown
- 1987-12-22 FI FI875673A patent/FI88453C/fi not_active IP Right Cessation
- 1987-12-23 CA CA000555304A patent/CA1317961C/fr not_active Expired - Fee Related
- 1987-12-24 AT AT87311430T patent/ATE102446T1/de not_active IP Right Cessation
- 1987-12-24 DE DE87311430T patent/DE3789300D1/de not_active Expired - Lifetime
- 1987-12-24 EP EP87311430A patent/EP0280817B1/fr not_active Revoked
- 1987-12-28 JP JP62336696A patent/JP2694253B2/ja not_active Expired - Fee Related
- 1987-12-29 AU AU83109/87A patent/AU612128B2/en not_active Ceased
- 1987-12-29 BR BR8707110A patent/BR8707110A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0280817B1 (fr) | 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 (fr) | 1988-09-07 |
AU612128B2 (en) | 1991-07-04 |
FI875673A0 (fi) | 1987-12-22 |
DE3789300D1 (de) | 1994-04-14 |
FI88453B (fi) | 1993-02-15 |
CA1317961C (fr) | 1993-05-18 |
ZA879384B (en) | 1988-09-28 |
JPS63229102A (ja) | 1988-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC | Decision: refusal | ||
CKFC | Appeal: appeal against refusal | ||
KD | Notifcation of receipt (letter patent) | ||
FG9A | Patent or certificate of addition granted | ||
HHFG | Granted patent or certificate of addition of invention: rectification |
Free format text: REFERENCIA: RPI 1395 DE 26/08/1997-ITEM: PRAZO DE VALIDADE PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS PARTIR DE 26/08/1997, OBSERVADAS AS CONDICOES LEGAIS. |
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B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 29/12/2007 |