NO168864C - Fremgangsmaate for dekaffeinering av raakaffe. - Google Patents

Fremgangsmaate for dekaffeinering av raakaffe.

Info

Publication number
NO168864C
NO168864C NO872255A NO872255A NO168864C NO 168864 C NO168864 C NO 168864C NO 872255 A NO872255 A NO 872255A NO 872255 A NO872255 A NO 872255A NO 168864 C NO168864 C NO 168864C
Authority
NO
Norway
Prior art keywords
raffaffe
discovering
procedure
discovering raffaffe
Prior art date
Application number
NO872255A
Other languages
English (en)
Norwegian (no)
Other versions
NO872255D0 (no
NO872255L (no
NO168864B (no
Inventor
Louris Kaper
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 NL8601401A external-priority patent/NL8601401A/nl
Priority claimed from NL8601400A external-priority patent/NL8601400A/nl
Priority claimed from NL8601783A external-priority patent/NL8601783A/nl
Priority claimed from NL8602011A external-priority patent/NL8602011A/nl
Application filed by Douwe Egberts Tabaksfab filed Critical Douwe Egberts Tabaksfab
Publication of NO872255D0 publication Critical patent/NO872255D0/no
Publication of NO872255L publication Critical patent/NO872255L/no
Publication of NO168864B publication Critical patent/NO168864B/no
Publication of NO168864C publication Critical patent/NO168864C/no

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)
  • Tea And Coffee (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO872255A 1986-05-30 1987-05-29 Fremgangsmaate for dekaffeinering av raakaffe. NO168864C (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL8601401A NL8601401A (nl) 1986-05-30 1986-05-30 Werkwijze voor het winnen van caffeine geabsorbeerd aan actieve kool.
NL8601400A NL8601400A (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.
NL8602011A NL8602011A (nl) 1986-08-06 1986-08-06 Werkwijze voor het decaffeineren van groene koffie.

Publications (4)

Publication Number Publication Date
NO872255D0 NO872255D0 (no) 1987-05-29
NO872255L NO872255L (no) 1987-12-01
NO168864B NO168864B (no) 1992-01-06
NO168864C true NO168864C (no) 1992-04-15

Family

ID=27483856

Family Applications (1)

Application Number Title Priority Date Filing Date
NO872255A NO168864C (no) 1986-05-30 1987-05-29 Fremgangsmaate for dekaffeinering av raakaffe.

Country Status (8)

Country Link
US (1) US4885181A (da)
EP (1) EP0248482B1 (da)
AU (1) AU592188B2 (da)
CA (1) CA1318811C (da)
DE (1) DE3776404D1 (da)
DK (1) DK275387A (da)
ES (1) ES2032432T3 (da)
NO (1) NO168864C (da)

Families Citing this family (7)

* 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
US4912720A (en) * 1988-10-27 1990-03-27 Labsphere, Inc. Laser cavity material
DE4010826A1 (de) * 1990-04-04 1991-10-17 Jacobs Suchard Ag Verfahren und vorrichtung zur entcoffeinierung von kaffee, insbesondere rohkaffee
ATE180784T1 (de) * 1992-08-18 1999-06-15 Kraft Jacobs Suchard Ag 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
GB201405488D0 (en) 2014-03-26 2014-05-07 Infre S A Decaffeination methods and systems

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD78586A (da) *
CH635485A5 (de) * 1978-08-22 1983-04-15 Coffex Ag Verfahren zum entcoffeinieren von rohkaffee.
CA1123656A (en) * 1980-02-20 1982-05-18 Arthur G. Fischer Process for decaffeinating raw coffee
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
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
ATE26981T1 (de) * 1983-06-22 1987-05-15 Hag Ag Wiedergewinnung von mit koffein beladener aktivkohle mit heissem wasser.
ATE26718T1 (de) * 1983-06-22 1987-05-15 Hag Ag Wiedergewinnung von auf aktivkohle adsorbiertem coffein.
US4481223A (en) * 1983-10-13 1984-11-06 General Foods Corporation Decaffeination with treated activated carbon

Also Published As

Publication number Publication date
DE3776404D1 (de) 1992-03-12
EP0248482B1 (en) 1992-01-29
AU7363587A (en) 1987-12-03
DK275387D0 (da) 1987-05-29
EP0248482A1 (en) 1987-12-09
NO872255D0 (no) 1987-05-29
NO872255L (no) 1987-12-01
CA1318811C (en) 1993-06-08
ES2032432T3 (es) 1993-02-16
US4885181A (en) 1989-12-05
NO168864B (no) 1992-01-06
AU592188B2 (en) 1990-01-04
DK275387A (da) 1987-12-01

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