DK149321C - Fremgangsmaade til selektiv ekstraktion af koffein fra vegetabilske materialer - Google Patents

Fremgangsmaade til selektiv ekstraktion af koffein fra vegetabilske materialer

Info

Publication number
DK149321C
DK149321C DK269678A DK269678A DK149321C DK 149321 C DK149321 C DK 149321C DK 269678 A DK269678 A DK 269678A DK 269678 A DK269678 A DK 269678A DK 149321 C DK149321 C DK 149321C
Authority
DK
Denmark
Prior art keywords
coffee
procedure
selective extraction
vegetable materials
vegetable
Prior art date
Application number
DK269678A
Other languages
English (en)
Other versions
DK149321B (da
DK269678A (da
Inventor
Ludwig Roselius
Hans-Albert Kurzhals
Peter Hubert
Original Assignee
Hag Ag
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
Application filed by Hag Ag filed Critical Hag Ag
Publication of DK269678A publication Critical patent/DK269678A/da
Publication of DK149321B publication Critical patent/DK149321B/da
Application granted granted Critical
Publication of DK149321C publication Critical patent/DK149321C/da

Links

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Unknown Constitution (AREA)
DK269678A 1977-06-16 1978-06-15 Fremgangsmaade til selektiv ekstraktion af koffein fra vegetabilske materialer DK149321C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2727191 1977-06-16
DE2727191A DE2727191B2 (de) 1977-06-16 1977-06-16 Verfahren zur selektiven Extraktion von Coffein aus pflanzlichen Materialien

Publications (3)

Publication Number Publication Date
DK269678A DK269678A (da) 1978-12-17
DK149321B DK149321B (da) 1986-05-05
DK149321C true DK149321C (da) 1986-10-06

Family

ID=6011658

Family Applications (1)

Application Number Title Priority Date Filing Date
DK269678A DK149321C (da) 1977-06-16 1978-06-15 Fremgangsmaade til selektiv ekstraktion af koffein fra vegetabilske materialer

Country Status (15)

Country Link
US (1) US4255458A (da)
JP (1) JPS5436299A (da)
AT (1) AT359814B (da)
BE (1) BE868203A (da)
CA (1) CA1109324A (da)
CH (1) CH634202A5 (da)
DD (1) DD135491A5 (da)
DE (1) DE2727191B2 (da)
DK (1) DK149321C (da)
FR (1) FR2394547A1 (da)
GB (1) GB1596364A (da)
IT (1) IT1096612B (da)
LU (1) LU79810A1 (da)
NL (1) NL7806406A (da)
SU (1) SU1056874A3 (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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
US4472442A (en) * 1980-09-26 1984-09-18 General Foods Corporation Decaffeination process
US4472443A (en) * 1980-09-26 1984-09-18 General Foods Corporation Aprotic solvent decaffeination
US4861607A (en) * 1981-03-20 1989-08-29 Nestec S. A. Removal of xanthine stimulants from cocoa
GB2095091B (en) * 1981-03-20 1984-08-22 Nestle Sa 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
EP0693547B1 (en) * 1994-07-23 2001-01-24 Societe Des Produits Nestle S.A. Antioxidant composition and process for the preparation thereof
US8088429B2 (en) * 2003-12-02 2012-01-03 Kao Corporation Package drink
CA2572995C (en) * 2004-07-09 2010-12-07 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
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
EP3906981A1 (en) * 2020-05-07 2021-11-10 Feyecon Development & Implementation B.V. Method for extraction using carbon dioxide

Family Cites Families (13)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DK149321B (da) 1986-05-05
DD135491A5 (de) 1979-05-09
BE868203A (fr) 1978-10-16
CH634202A5 (de) 1983-01-31
GB1596364A (en) 1981-08-26
JPS5436299A (en) 1979-03-16
US4255458A (en) 1981-03-10
IT1096612B (it) 1985-08-26
CA1109324A (en) 1981-09-22
JPS5633395B2 (da) 1981-08-03
LU79810A1 (de) 1979-07-20
NL7806406A (nl) 1978-12-19
FR2394547B1 (da) 1981-08-14
FR2394547A1 (fr) 1979-01-12
DE2727191A1 (de) 1978-12-21
SU1056874A3 (ru) 1983-11-23
DE2727191B2 (de) 1980-07-03
IT7824022A0 (it) 1978-05-30
AT359814B (de) 1980-12-10
ATA374278A (de) 1980-04-15
DK269678A (da) 1978-12-17

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