NO872256D0 - Fremgangsmaate for gjenvinning av kaffein fra aktivkull. - Google Patents

Fremgangsmaate for gjenvinning av kaffein fra aktivkull.

Info

Publication number
NO872256D0
NO872256D0 NO872256A NO872256A NO872256D0 NO 872256 D0 NO872256 D0 NO 872256D0 NO 872256 A NO872256 A NO 872256A NO 872256 A NO872256 A NO 872256A NO 872256 D0 NO872256 D0 NO 872256D0
Authority
NO
Norway
Prior art keywords
coffee
recovery
procedure
lots
active
Prior art date
Application number
NO872256A
Other languages
English (en)
Other versions
NO872256L (no
NO165193C (no
NO165193B (no
Inventor
Louris Kaper
Roelof Klamer
Pieter Jan Noomen
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
Priority claimed from NL8601400A external-priority patent/NL8601400A/nl
Priority claimed from NL8601401A external-priority patent/NL8601401A/nl
Priority claimed from NL8601783A external-priority patent/NL8601783A/nl
Application filed by Douwe Egberts Tabaksfab filed Critical Douwe Egberts Tabaksfab
Publication of NO872256D0 publication Critical patent/NO872256D0/no
Publication of NO872256L publication Critical patent/NO872256L/no
Publication of NO165193B publication Critical patent/NO165193B/no
Publication of NO165193C publication Critical patent/NO165193C/no

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Tea And Coffee (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO872256A 1986-05-30 1987-05-29 Fremgangsmaate for gjenvinning av kaffein fra kaffeinladet, aktivert karbon. NO165193C (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL8601400A NL8601400A (nl) 1986-05-30 1986-05-30 Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
NL8601401A NL8601401A (nl) 1986-05-30 1986-05-30 Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
NL8601783A NL8601783A (nl) 1986-07-08 1986-07-08 Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.

Publications (4)

Publication Number Publication Date
NO872256D0 true NO872256D0 (no) 1987-05-29
NO872256L NO872256L (no) 1987-12-01
NO165193B NO165193B (no) 1990-10-01
NO165193C NO165193C (no) 1991-01-09

Family

ID=27352144

Family Applications (1)

Application Number Title Priority Date Filing Date
NO872256A NO165193C (no) 1986-05-30 1987-05-29 Fremgangsmaate for gjenvinning av kaffein fra kaffeinladet, aktivert karbon.

Country Status (8)

Country Link
US (1) US4877631A (no)
EP (1) EP0251364B1 (no)
AU (1) AU598544B2 (no)
CA (1) CA1301754C (no)
DE (1) DE3765189D1 (no)
DK (1) DK275287A (no)
ES (1) ES2018008B3 (no)
NO (1) NO165193C (no)

Families Citing this family (5)

* 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
DE3806372A1 (de) * 1988-02-24 1989-08-31 Code Kaffee Handel Verfahren zur abtrennung und gewinnung von coffein aus rohkaffee und zur gewinnung von entcoffeiniertem kaffee
DE69229344T2 (de) * 1992-08-18 1999-12-30 Kraft Jacobs Suchard Ag Zueric Verfahren zur Rückgewinnung von Caffein aus Aktivkohle
EP0612744B1 (en) * 1993-02-24 1998-12-23 Sara Lee/DE N.V. Regeneration of caffeine laden active carbon, using organic solvents
US20230383068A1 (en) * 2022-05-24 2023-11-30 Microban Products Company Composition and method for microbial control for use with polymers

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD78586A (no) *
CA1083880A (en) * 1975-06-24 1980-08-19 Gary L. Hickernell Method for decaffeinating green coffee
US4495210A (en) * 1980-05-28 1985-01-22 Societe D'assistance Technique Pour Produits Nestle S.A. Caffeine adsorption
US4298736A (en) * 1980-06-16 1981-11-03 General Foods Corporation Carbon-caffeine separation
ES8304572A2 (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
NL188074C (nl) * 1982-12-10 1992-04-01 Douwe Egberts Tabaksfab Werkwijze voor het decaffeineren van groene koffiebonen met actieve kool.
US4540784A (en) * 1983-04-18 1985-09-10 Hag Gf Aktiengesellschaft Recovery of caffeine adsorbed to activated carbon
CA1318811C (en) * 1986-05-30 1993-06-08 Louris Kaper Process for decaffeinating green coffee
CA1301754C (en) * 1986-05-30 1992-05-26 Louris Kaper Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
NL8602012A (nl) * 1986-08-06 1988-03-01 Douwe Egberts Tabaksfab Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.

Also Published As

Publication number Publication date
DE3765189D1 (de) 1990-10-31
DK275287D0 (da) 1987-05-29
CA1301754C (en) 1992-05-26
NO872256L (no) 1987-12-01
NO165193C (no) 1991-01-09
NO165193B (no) 1990-10-01
AU7363487A (en) 1987-12-03
EP0251364A1 (en) 1988-01-07
AU598544B2 (en) 1990-06-28
ES2018008B3 (es) 1991-03-16
EP0251364B1 (en) 1990-09-26
DK275287A (da) 1987-12-01
US4877631A (en) 1989-10-31

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