NL8602012A - Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool. - Google Patents

Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool. Download PDF

Info

Publication number
NL8602012A
NL8602012A NL8602012A NL8602012A NL8602012A NL 8602012 A NL8602012 A NL 8602012A NL 8602012 A NL8602012 A NL 8602012A NL 8602012 A NL8602012 A NL 8602012A NL 8602012 A NL8602012 A NL 8602012A
Authority
NL
Netherlands
Prior art keywords
caffeine
acid
activated carbon
acetic acid
process according
Prior art date
Application number
NL8602012A
Other languages
English (en)
Dutch (nl)
Original Assignee
Douwe Egberts Tabaksfab
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 Douwe Egberts Tabaksfab filed Critical Douwe Egberts Tabaksfab
Priority to NL8602012A priority Critical patent/NL8602012A/nl
Priority to CA000543614A priority patent/CA1301755C/en
Priority to AT87201491T priority patent/ATE69818T1/de
Priority to EP87201491A priority patent/EP0259905B1/en
Priority to NO873277A priority patent/NO164979C/no
Priority to ES198787201491T priority patent/ES2027281T3/es
Priority to DE8787201491T priority patent/DE3774809D1/de
Priority to DK407887A priority patent/DK167762B1/da
Priority to AU76595/87A priority patent/AU592466B2/en
Priority to US07/082,341 priority patent/US4818552A/en
Priority to JP62195398A priority patent/JPS6344580A/ja
Publication of NL8602012A publication Critical patent/NL8602012A/nl

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
    • A23F5/223—Reducing or removing alkaloid content from coffee extract using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/12—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1, 3, and 7, e.g. caffeine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Tea And Coffee (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
NL8602012A 1986-08-06 1986-08-06 Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool. NL8602012A (nl)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL8602012A NL8602012A (nl) 1986-08-06 1986-08-06 Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.
CA000543614A CA1301755C (en) 1986-08-06 1987-08-03 Process for recovering caffeine adsorbed to activated carbon
AT87201491T ATE69818T1 (de) 1986-08-06 1987-08-05 Verfahren zur desorption von an aktivkohle adsorbiertem koffein.
EP87201491A EP0259905B1 (en) 1986-08-06 1987-08-05 A process for recovering caffeine adsorbed to activated carbon
NO873277A NO164979C (no) 1986-08-06 1987-08-05 Fremgangsmaate for gjenvinning av kaffein fra aktivkull.
ES198787201491T ES2027281T3 (es) 1986-08-06 1987-08-05 Un procedimiento para recuperar cafeina a partir de carbon activado.
DE8787201491T DE3774809D1 (de) 1986-08-06 1987-08-05 Verfahren zur desorption von an aktivkohle adsorbiertem koffein.
DK407887A DK167762B1 (da) 1986-08-06 1987-08-05 Fremgangsmaade til udvinding af coffein adsorberet til aktivt carbon
AU76595/87A AU592466B2 (en) 1986-08-06 1987-08-05 A process for recovering caffeine adsorbed to activated carbon
US07/082,341 US4818552A (en) 1986-08-06 1987-08-06 Process for recovering caffeine adsorbed to activated carbon
JP62195398A JPS6344580A (ja) 1986-08-06 1987-08-06 活性炭に吸着したカフェインの回収方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8602012A NL8602012A (nl) 1986-08-06 1986-08-06 Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.
NL8602012 1986-08-06

Publications (1)

Publication Number Publication Date
NL8602012A true NL8602012A (nl) 1988-03-01

Family

ID=19848376

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8602012A NL8602012A (nl) 1986-08-06 1986-08-06 Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.

Country Status (11)

Country Link
US (1) US4818552A (es)
EP (1) EP0259905B1 (es)
JP (1) JPS6344580A (es)
AT (1) ATE69818T1 (es)
AU (1) AU592466B2 (es)
CA (1) CA1301755C (es)
DE (1) DE3774809D1 (es)
DK (1) DK167762B1 (es)
ES (1) ES2027281T3 (es)
NL (1) NL8602012A (es)
NO (1) NO164979C (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1301754C (en) * 1986-05-30 1992-05-26 Louris Kaper Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
DK0583498T3 (da) * 1992-08-18 1999-11-15 Kraft Jacobs Suchard Ag Forbedret koffeingenvinding fra aktivt carbon
EP0612744B1 (en) * 1993-02-24 1998-12-23 Sara Lee/DE N.V. Regeneration of caffeine laden active carbon, using organic solvents
KR101090435B1 (ko) * 2005-04-21 2011-12-06 삼성전자주식회사 초음파를 이용한 위치 추정 방법 및 시스템
US7998515B2 (en) * 2007-06-06 2011-08-16 Group 32 Development And Engineering, Inc. Method and apparatus for preventing the discharge of powdery caffeine during coffee roasting
JP7169241B2 (ja) * 2019-03-28 2022-11-10 三井化学株式会社 芳香族カルボン酸と脂肪族有機酸との混合物の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298736A (en) * 1980-06-16 1981-11-03 General Foods Corporation Carbon-caffeine separation
US4513136A (en) * 1981-09-28 1985-04-23 General Foods Corporation Process for recovering caffeine from activated carbon
ES512478A0 (es) * 1981-09-28 1983-03-01 Gen Foods Corp "mejoras introducidas en el objeto de la patente principal n 503.050, solicitada el 15 de junio de 1981, por:un procedimiento para recuperar cafeina desde carbono activado".
US4548827A (en) * 1982-03-30 1985-10-22 General Foods Corporation Separate recovery of caffeine and coffee solids adsorbed on activated carbon
US4443601A (en) * 1982-09-20 1984-04-17 General Foods Corporation Recovery of caffeine from caffeine adsorbents
US4540784A (en) * 1983-04-18 1985-09-10 Hag Gf Aktiengesellschaft Recovery of caffeine adsorbed to activated carbon
US4506072A (en) * 1983-04-18 1985-03-19 Hag Gf Aktiengesellschaft Regeneration of caffeine-loaded activated carbon with hot water
US4481223A (en) * 1983-10-13 1984-11-06 General Foods Corporation Decaffeination with treated activated carbon
DE3511129C2 (de) * 1985-03-27 1994-01-27 Hag Gf Ag Verfahren zur Abtrennung von Coffein von damit beladener Aktivkohle

Also Published As

Publication number Publication date
EP0259905A1 (en) 1988-03-16
NO873277L (no) 1988-02-08
ATE69818T1 (de) 1991-12-15
NO164979C (no) 1990-12-05
DK167762B1 (da) 1993-12-13
DK407887A (da) 1988-02-07
CA1301755C (en) 1992-05-26
NO164979B (no) 1990-08-27
DK407887D0 (da) 1987-08-05
NO873277D0 (no) 1987-08-05
ES2027281T3 (es) 1992-06-01
JPS6344580A (ja) 1988-02-25
AU592466B2 (en) 1990-01-11
US4818552A (en) 1989-04-04
AU7659587A (en) 1988-02-11
DE3774809D1 (de) 1992-01-09
EP0259905B1 (en) 1991-11-27

Similar Documents

Publication Publication Date Title
SU615839A3 (ru) Способ получени декофеинизированных кофейных и чайных экстрактов
EP0040712B2 (en) Process for the removal of caffeine from green coffee and process for the recovery of caffeine
DE2905078A1 (de) Verfahren zur entcoffeinierung von kaffee
JPH0343275B2 (es)
NL8602012A (nl) Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.
DE1801539C2 (de) Verfahren zum Reinigen technischer Gase durch Absorption der darin enthaltenen Verunreinigungen unter Druck in einem hochsiedenden, mit Wasser mischbaren organischen Lösungsmittel
Katz Decaffeination of coffee
DE3413869C2 (es)
NL8601400A (nl) Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
NL8400759A (nl) Werkwijze voor de gelijktijdige verwijdering van caffeine en andere potentieel voor de gezondheid nadelige stoffen uit koffie.
US4877631A (en) Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
DE3838952C2 (es)
EP0076620B1 (en) Process for recovering caffeine from activated carbon
EP0666033B1 (en) Process for decaffeinating aqueous caffeine-containing green coffee extracts
NL8601783A (nl) Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
DE2846976C3 (de) Verfahren zur Entcoffeinierung von Rohkaffee
EP0612744B1 (en) Regeneration of caffeine laden active carbon, using organic solvents
NL8601401A (nl) Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
DE3583C (de) Verfahren, Biere kalt zu hopfen
CA1329595C (en) Method for decaffeinating coffee materials including a reverse osmosis permeate recycle
DE2060802A1 (de) Verfahren und Einrichtung zur Entfernung von aliphatischen und aromatischen Kohlenwasserstoffen und Formaldehyd aus Abluft
JPS5941376B2 (ja) コ−ヒ−の脱カフエイン改良方法
DE2722119A1 (de) Verfahren zur koffeinentfernung aus gruenem kaffee
NL8602011A (nl) Werkwijze voor het decaffeineren van groene koffie.

Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed