DD135491A5 - Verfahren zur selektiven extraktion von coffein aus pflanzlichen materialien - Google Patents
Verfahren zur selektiven extraktion von coffein aus pflanzlichen materialienInfo
- Publication number
- DD135491A5 DD135491A5 DD78205945A DD20594578A DD135491A5 DD 135491 A5 DD135491 A5 DD 135491A5 DD 78205945 A DD78205945 A DD 78205945A DD 20594578 A DD20594578 A DD 20594578A DD 135491 A5 DD135491 A5 DD 135491A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- coffee
- plant materials
- extraction
- selectively
- selectively extraction
- Prior art date
Links
- 238000000605 extraction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/22—Reducing or removing alkaloid content from coffee extract
- A23F5/226—Reducing or removing alkaloid content from coffee extract by extraction with selective solvents
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/36—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F3/366—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the leaves with selective solvents
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/36—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F3/38—Reducing or removing alkaloid content from tea extract
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/206—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the beans with selective solvents other than water or aqueous bean extracts, including supercritical gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0203—Solvent extraction of solids with a supercritical fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0292—Treatment of the solvent
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Tea And Coffee (AREA)
- Extraction Or Liquid Replacement (AREA)
- Compounds Of Unknown Constitution (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2727191A DE2727191B2 (de) | 1977-06-16 | 1977-06-16 | Verfahren zur selektiven Extraktion von Coffein aus pflanzlichen Materialien |
Publications (1)
Publication Number | Publication Date |
---|---|
DD135491A5 true DD135491A5 (de) | 1979-05-09 |
Family
ID=6011658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD78205945A DD135491A5 (de) | 1977-06-16 | 1978-06-12 | Verfahren zur selektiven extraktion von coffein aus pflanzlichen materialien |
Country Status (15)
Country | Link |
---|---|
US (1) | US4255458A (xx) |
JP (1) | JPS5436299A (xx) |
AT (1) | AT359814B (xx) |
BE (1) | BE868203A (xx) |
CA (1) | CA1109324A (xx) |
CH (1) | CH634202A5 (xx) |
DD (1) | DD135491A5 (xx) |
DE (1) | DE2727191B2 (xx) |
DK (1) | DK149321C (xx) |
FR (1) | FR2394547A1 (xx) |
GB (1) | GB1596364A (xx) |
IT (1) | IT1096612B (xx) |
LU (1) | LU79810A1 (xx) |
NL (1) | NL7806406A (xx) |
SU (1) | SU1056874A3 (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202018003618U1 (de) | 2018-02-14 | 2018-08-21 | Sven Miric | Vorrichtung zur Extraktion und/ oder Konzentration von lipophilen Molekülen mittels flüssigem oder überkritischem Kohlenstoffdioxid |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2737793A1 (de) * | 1977-08-22 | 1979-03-08 | Peter Siegfried | Verfahren zur entcoffeinierung von rohkaffee |
DE2844781A1 (de) * | 1978-10-13 | 1980-04-24 | Hag Ag | Verfahren zur extraktiven bearbeitung von pflanzlichen und tierischen materialien |
DE2846976C3 (de) * | 1978-10-28 | 1982-05-06 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Entcoffeinierung von Rohkaffee |
US4237288A (en) * | 1979-05-17 | 1980-12-02 | Societe D'assistance Technique Pour Produits Nestle S.A. | Decaffeination of fatty materials |
US4562083A (en) * | 1980-07-07 | 1985-12-31 | General Foods Corporation | Decaffeination of green coffee with n-butyl acetate |
US4472443A (en) * | 1980-09-26 | 1984-09-18 | General Foods Corporation | Aprotic solvent decaffeination |
US4472442A (en) * | 1980-09-26 | 1984-09-18 | General Foods Corporation | Decaffeination process |
GB2095091B (en) * | 1981-03-20 | 1984-08-22 | Nestle Sa | Removal of xanthine stimulants from cocoa |
US4861607A (en) * | 1981-03-20 | 1989-08-29 | Nestec S. A. | Removal of xanthine stimulants from cocoa |
DE3331906A1 (de) * | 1983-09-03 | 1985-03-21 | Kohlensäure-Werke Rud. Buse GmbH & Co, 5462 Bad Hönningen | Verfahren zur trennung von organische bestandteile enthaltenden stoffgemischen |
DE3339181A1 (de) * | 1983-10-28 | 1985-05-09 | Uhde Gmbh, 4600 Dortmund | Verfahren und vorrichtung zur entkoffeinierung von teeblaettern |
US4515695A (en) * | 1983-11-28 | 1985-05-07 | E.I. Du Pont De Nemours And Company | Extraction of substances from aqueous solution |
DE3413869A1 (de) * | 1984-04-12 | 1985-10-17 | Hopfenextraktion HVG Barth, Raiser & Co, 8069 Wolnzach | Verfahren zur entcoffeinierung von schwarzem tee |
DE3414767A1 (de) * | 1984-04-18 | 1985-11-07 | Hopfenextraktion HVG Barth, Raiser & Co, 8069 Wolnzach | Verfahren zur herstellung von entcoffeiniertem schwarzen oder gruenen tee |
DE3415844C2 (de) * | 1984-04-27 | 1994-02-03 | Sueddeutsche Kalkstickstoff | Verfahren zur Herstellung von entkoffeiniertem Tee |
US4749522A (en) * | 1985-10-31 | 1988-06-07 | Angio-Medical Corporation | Supercritical fluid extraction of animal derived materials |
DE3632401A1 (de) * | 1986-09-24 | 1988-04-07 | Barth Raiser Hopfenextraktion | Verfahren zur extraktion unpolarer inhaltsstoffe aus hopfen |
US4820537A (en) * | 1987-03-13 | 1989-04-11 | General Foods Corporation | Method for decaffeinating coffee with a supercritical fluid |
FR2629735B1 (fr) * | 1988-04-11 | 1991-03-22 | Agronomique Inst Nat Rech | Procede d'extraction au dioxyde de carbone supercritique de composes volatils, et composes obtenus |
US4911941A (en) * | 1988-08-05 | 1990-03-27 | General Foods Corporation | Method for decaffeinating coffee with a supercritical fluid |
WO1991001367A1 (en) * | 1989-07-20 | 1991-02-07 | Bioeng, Inc. | Supercritical fluid disruption of and extraction from microbial cells |
DE4000474A1 (de) * | 1990-01-10 | 1990-11-15 | Ben Nasr Hedi Dr | Verfahren zur quasikontinuierlichen entcoffeinierung von rohkaffee |
PT693547E (pt) * | 1994-07-23 | 2001-07-31 | Nestle Sa | Composicao antioxidante e processo para a sua preparacao |
EP2253223A1 (en) * | 2003-12-02 | 2010-11-24 | Kao Corporation | Package drink |
US7858138B2 (en) * | 2004-07-09 | 2010-12-28 | Nateco2 Gmbh + Co. Kg | Method for decaffeinating tea |
US20170020326A1 (en) * | 2011-05-03 | 2017-01-26 | James T. Farley | Coffee maker with selective filter assembly for retroactively removing caffeine from brewed coffee |
EP3906981A1 (en) | 2020-05-07 | 2021-11-10 | Feyecon Development & Implementation B.V. | Method for extraction using carbon dioxide |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR12612E (fr) * | 1909-11-11 | 1910-10-20 | Louis Klein | Procédé pour l'obtention de grains de café exempts de caféine |
CH147145A (de) * | 1930-01-03 | 1931-05-31 | Carl Helmke Wilhelm Arnold | Verfahren zur Gewinnung von koffeinfreiem, bezw. koffeinarmen Rohkaffee. |
US1957358A (en) * | 1931-07-07 | 1934-05-01 | Scheele Erich | Process of producing caffein-free coffee |
FR733915A (fr) * | 1931-09-03 | 1932-10-13 | Koro Kaffee Kompagnie G M B H | Procédé de fabrication de café sans caféine |
FR791055A (fr) * | 1934-06-09 | 1935-12-02 | Procédé de préparation de thé ne contenant pas de théine | |
FR995441A (fr) * | 1945-03-02 | 1951-12-03 | Produits alimentaires tirés du café ou autres matières d'origine végétale et leur procédé de fabrication | |
CH535543A (de) * | 1970-02-05 | 1973-04-15 | Studiengesellschaft Kohle Mbh | Verfahren zur Entcoffeinierung von Rohkaffee |
US3769033A (en) * | 1970-04-24 | 1973-10-30 | Gen Foods Corp | Green bean decaffination employing fluorinated hydrocarbons |
DE2119678C3 (de) * | 1971-04-22 | 1975-10-30 | Studiengesellschaft Kohle Mbh, 4330 Muelheim | Verfahren zur Herstellung von coffeinfreiem Kaffee-Extrakt |
AT313039B (de) * | 1971-05-07 | 1974-01-25 | Studiengesellschaft Kohle Mbh | Verfahren zur Gewinnung von Coffein aus Rohkaffee |
DE2212281C3 (de) * | 1972-03-14 | 1978-11-18 | Hag Ag | Verfahren zur entcoffeinierung von rohkaffee |
DE2450978A1 (de) * | 1974-10-26 | 1976-04-29 | Helmut Dallinga | Verfahren und vorrichtung zum entkoffeinieren von kaffee |
US4081561A (en) * | 1976-04-13 | 1978-03-28 | General Foods Corporation | Partially decaffeinated soluble coffee product and method therefor |
-
1977
- 1977-06-16 DE DE2727191A patent/DE2727191B2/de not_active Ceased
-
1978
- 1978-05-23 AT AT374278A patent/AT359814B/de not_active IP Right Cessation
- 1978-05-30 IT IT24022/78A patent/IT1096612B/it active
- 1978-05-31 GB GB24865/78A patent/GB1596364A/en not_active Expired
- 1978-06-12 US US05/914,811 patent/US4255458A/en not_active Expired - Lifetime
- 1978-06-12 DD DD78205945A patent/DD135491A5/xx unknown
- 1978-06-13 NL NL7806406A patent/NL7806406A/xx not_active Application Discontinuation
- 1978-06-14 LU LU79810A patent/LU79810A1/de unknown
- 1978-06-14 JP JP7203478A patent/JPS5436299A/ja active Granted
- 1978-06-15 FR FR7817983A patent/FR2394547A1/fr active Granted
- 1978-06-15 DK DK269678A patent/DK149321C/da not_active IP Right Cessation
- 1978-06-16 CA CA305,607A patent/CA1109324A/en not_active Expired
- 1978-06-16 BE BE188639A patent/BE868203A/xx not_active IP Right Cessation
- 1978-06-16 SU SU782627102A patent/SU1056874A3/ru active
- 1978-06-16 CH CH659178A patent/CH634202A5/de not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202018003618U1 (de) | 2018-02-14 | 2018-08-21 | Sven Miric | Vorrichtung zur Extraktion und/ oder Konzentration von lipophilen Molekülen mittels flüssigem oder überkritischem Kohlenstoffdioxid |
DE102018001205A1 (de) | 2018-02-14 | 2019-08-14 | Sven Miric | Verfahren und Vorrichtung zur Extraktion und/ oder Konzentration von lipophilen Molekülen mittels flüssigem oder überkritischem Kohlenstoffdioxid |
Also Published As
Publication number | Publication date |
---|---|
JPS5633395B2 (xx) | 1981-08-03 |
FR2394547A1 (fr) | 1979-01-12 |
DK269678A (da) | 1978-12-17 |
US4255458A (en) | 1981-03-10 |
SU1056874A3 (ru) | 1983-11-23 |
BE868203A (fr) | 1978-10-16 |
NL7806406A (nl) | 1978-12-19 |
DE2727191A1 (de) | 1978-12-21 |
ATA374278A (de) | 1980-04-15 |
AT359814B (de) | 1980-12-10 |
JPS5436299A (en) | 1979-03-16 |
IT1096612B (it) | 1985-08-26 |
DK149321C (da) | 1986-10-06 |
CH634202A5 (de) | 1983-01-31 |
LU79810A1 (de) | 1979-07-20 |
DK149321B (da) | 1986-05-05 |
IT7824022A0 (it) | 1978-05-30 |
FR2394547B1 (xx) | 1981-08-14 |
GB1596364A (en) | 1981-08-26 |
DE2727191B2 (de) | 1980-07-03 |
CA1109324A (en) | 1981-09-22 |
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