IT1080797B - Processo per seaparare caffeina da soluzioni sovracritiche - Google Patents

Processo per seaparare caffeina da soluzioni sovracritiche

Info

Publication number
IT1080797B
IT1080797B IT25996/77A IT2599677A IT1080797B IT 1080797 B IT1080797 B IT 1080797B IT 25996/77 A IT25996/77 A IT 25996/77A IT 2599677 A IT2599677 A IT 2599677A IT 1080797 B IT1080797 B IT 1080797B
Authority
IT
Italy
Prior art keywords
supracritical
solutions
separating caffeine
caffeine
separating
Prior art date
Application number
IT25996/77A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1080797B publication Critical patent/IT1080797B/it

Links

Classifications

    • 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
    • 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
    • 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
    • B01D11/0292—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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
IT25996/77A 1976-08-18 1977-07-21 Processo per seaparare caffeina da soluzioni sovracritiche IT1080797B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2637197A DE2637197C2 (de) 1976-08-18 1976-08-18 Verfahren zum Entzug von Coffein aus coffeinhaltigen Naturstoffen mit einem überkritischen Extraktionsmittel

Publications (1)

Publication Number Publication Date
IT1080797B true IT1080797B (it) 1985-05-16

Family

ID=5985753

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25996/77A IT1080797B (it) 1976-08-18 1977-07-21 Processo per seaparare caffeina da soluzioni sovracritiche

Country Status (8)

Country Link
US (1) US4411923A (it)
BE (1) BE857905A (it)
CH (1) CH629653A5 (it)
DE (1) DE2637197C2 (it)
FR (1) FR2361824A1 (it)
GB (1) GB1584199A (it)
IT (1) IT1080797B (it)
NL (1) NL178649C (it)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL187665C (nl) * 1977-08-05 1991-12-16 D E J Int Research Werkwijze voor het verwijderen van cafeine uit een waterige koffie- of thee-extract en werkwijze voor het verwijderen van cafeine uit groene koffiebonen.
NL7712503A (nl) * 1977-11-14 1979-05-16 D E J Int Research Werkwijze voor het decaffeineren van groene koffiebonen.
US4255461A (en) * 1979-11-13 1981-03-10 General Foods Corporation Preparation of a decaffeinated roasted coffee blend
ATE8325T1 (de) * 1980-10-16 1984-07-15 A.G. (Patents) Limited Verfahren zur herstellung von entkoffeiniertem tee.
DE3303679A1 (de) * 1983-02-03 1984-08-16 HAG GF AG, 2800 Bremen Verfahren zur entcoffeinierung von roestkaffee
DE3313339A1 (de) * 1983-04-13 1984-10-18 Kord Beteiligungsgesellschaft mbH & Co KG, 2000 Hamburg Verfahren zur herstellung von entcoffeinierten genussmitteln
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
DE3445502A1 (de) * 1983-12-13 1985-06-20 Cafe Toro Ltda., Bogota Verfahren und einrichtung zur entcoffeinierung von gruenem kaffee
US4728525A (en) * 1983-12-13 1988-03-01 Pablo Toro Process for the decaffeination of green coffee
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
EP0167399A3 (en) * 1984-07-06 1987-08-26 General Foods Corporation Decaffeination of fermented unfired tea
DE3515740A1 (de) * 1985-05-02 1986-11-06 Skw Trostberg Ag, 8223 Trostberg Verfahren zur entcoffeinierung von tee
US4598006A (en) * 1985-05-02 1986-07-01 Hercules Incorporated Method for impregnating a thermoplastic polymer
DE3632401A1 (de) * 1986-09-24 1988-04-07 Barth Raiser Hopfenextraktion Verfahren zur extraktion unpolarer inhaltsstoffe aus hopfen
DE3640333C3 (de) * 1986-11-26 1994-08-11 Barth Raiser Hopfenextraktion Verfahren und Vorrichtung zur Herstellung von aromatisiertem, entcoffeiniertem Tee
US4820537A (en) * 1987-03-13 1989-04-11 General Foods Corporation Method for decaffeinating coffee with a supercritical fluid
DE3719991A1 (de) * 1987-06-15 1988-12-29 Barth Raiser Hopfenextraktion Verfahren zur wiedergewinnung von als loesungsmittel fuer coffein verwendetem kohlendioxid
US5497792A (en) * 1987-11-19 1996-03-12 Philip Morris Incorporated Process and apparatus for the semicontinuous extraction of nicotine from tobacco
US5266342A (en) * 1988-08-05 1993-11-30 Kraft General Foods, Inc. Method for decaffeinating coffee materials including a reverse osmosis permeate recycle
US4911941A (en) * 1988-08-05 1990-03-27 General Foods Corporation Method for decaffeinating coffee with a supercritical fluid
DE4400096C2 (de) * 1994-01-04 1997-06-12 Barth Raiser Hopfenextraktion Verfahren zur Entcoffeinierung von schwarzem Tee
IT1275905B1 (it) * 1995-03-14 1997-10-24 Indena Spa Frazioni polifenoliche di te', loro uso e formulazioni che le contengono
DE19524481C2 (de) * 1995-07-05 2000-03-02 Hopfenextraktion Hvg Barth, Raiser & Co Verfahren zur Entcoffeinierung von schwarzem Tee
DE602004016561D1 (de) * 2003-11-19 2008-10-23 Scf Technologies As Verfahren und prozess zur steuerung der temperaturen fluiden und vorrichtung dafür
DE602004028647D1 (de) * 2003-12-02 2010-09-23 Kao Corp Verpacktes getränk
CA2572995C (en) 2004-07-09 2010-12-07 Nateco2 Gmbh + Co. Kg Method for decaffeinating tea
RU2569822C2 (ru) 2010-10-13 2015-11-27 Интерконтинентал Грейт Брэндс ЛЛС Экстракты кофе в качестве ингредиентов пищевых продуктов, лекарств, косметических средств, пищевых добавок и биопрепаратов
EP2876203A1 (en) 2013-11-25 2015-05-27 CEPI aisbl Supercritical CO2
KR102465498B1 (ko) * 2014-12-02 2022-11-09 카오카부시키가이샤 배전 커피콩
WO2017019556A1 (en) * 2015-07-24 2017-02-02 Solix Algredients, Inc. Methods and systems for extracting products from biological materials using supercritical fluid extraction
EP4146364A1 (en) * 2020-05-07 2023-03-15 Amorim Cork, S.A. Process and system for decontaminating cork material
EP3906981A1 (en) * 2020-05-07 2021-11-10 Feyecon Development & Implementation B.V. Method for extraction using carbon dioxide

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108876A (en) * 1961-05-09 1963-10-29 Duncan Coffee Company Manufacture of decaffeinated instant coffee
CH535543A (de) * 1970-02-05 1973-04-15 Studiengesellschaft Kohle Mbh Verfahren zur Entcoffeinierung von Rohkaffee
DE2005293C3 (de) * 1970-02-05 1974-01-10 Studiengesellschaft Kohle Mbh, 4330 Muelheim Verfahren zur Entcoffeinierung von Rohkaffee
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
DE2357590C3 (de) * 1973-11-19 1983-02-03 Hag Ag, 2800 Bremen Verfahren zur Entcoffeinierung von Rohkaffee
US4031251A (en) * 1975-01-08 1977-06-21 Societe D'assistance Technique Pour Produits Nestle S.A. Decaffeination of vegetable material
DE2634535C3 (de) 1976-07-31 1982-04-22 Kaffee-Veredelungs-Werk Koffeinfrei Kaffee Gmbh & Co, 2000 Hamburg Verfahren zur Entcoffeinierung von Rohkaffee

Also Published As

Publication number Publication date
CH629653A5 (de) 1982-05-14
NL178649C (nl) 1986-05-01
DE2637197C2 (de) 1983-01-27
NL7708986A (nl) 1978-02-21
GB1584199A (en) 1981-02-11
FR2361824B1 (it) 1982-09-17
BE857905A (fr) 1978-02-20
US4411923A (en) 1983-10-25
FR2361824A1 (fr) 1978-03-17
DE2637197A1 (de) 1978-02-23

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