DK275387A - Fremgangsmaade til udvinding af koffein, absorberet i aktivt carbon samt en fremgangsmaade til fjernelse af koffein i kaffe - Google Patents

Fremgangsmaade til udvinding af koffein, absorberet i aktivt carbon samt en fremgangsmaade til fjernelse af koffein i kaffe

Info

Publication number: DK275387A
Authority: DK; Denmark
Prior art keywords: coffee; procedure; absorbed; extraction; removal
Prior art date: 1986-05-30

Application number

DK275387A

Other languages

English (en)

Other versions

DK275387D0 (da

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.)

1986-05-30

Filing date

1987-05-29

Publication date

1987-12-01

1986-05-30 Priority claimed from NL8601400A external-priority patent/NL8601400A/nl

1986-05-30 Priority claimed from NL8601401A external-priority patent/NL8601401A/nl

1986-07-08 Priority claimed from NL8601783A external-priority patent/NL8601783A/nl

1986-08-06 Priority claimed from NL8602011A external-priority patent/NL8602011A/nl

1987-05-29 Application filed by Douwe Egberts Tabaksfab filed Critical Douwe Egberts Tabaksfab

1987-05-29 Publication of DK275387D0 publication Critical patent/DK275387D0/da

1987-12-01 Publication of DK275387A publication Critical patent/DK275387A/da

Links

OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
229910052799 carbon Inorganic materials 0.000 title 1
238000000605 extraction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

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)

DK275387A 1986-05-30 1987-05-29 Fremgangsmaade til udvinding af koffein, absorberet i aktivt carbon samt en fremgangsmaade til fjernelse af koffein i kaffe DK275387A (da)

Applications Claiming Priority (4)

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.
NL8602011A NL8602011A (nl)	1986-08-06	1986-08-06	Werkwijze voor het decaffeineren van groene koffie.

Publications (2)

Publication Number	Publication Date
DK275387D0 DK275387D0 (da)	1987-05-29
DK275387A true DK275387A (da)	1987-12-01

Family

ID=27483856

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK275387A DK275387A (da)	1986-05-30	1987-05-29	Fremgangsmaade til udvinding af koffein, absorberet i aktivt carbon samt en fremgangsmaade til fjernelse af koffein i kaffe

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
DE69229344T2 (de) *	1992-08-18	1999-12-30	Kraft Jacobs Suchard Ag, Zuerich	Verfahren zur Rückgewinnung von Caffein aus Aktivkohle
DE69322761T2 (de) *	1993-02-24	1999-05-20	Sara Lee/De N.V., Utrecht	Wiedergewinnung von mit Kaffein beladener Aktivkohle unter Verwendung von organischen Solventen
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
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".
US4513136A (en) *	1981-09-28	1985-04-23	General Foods Corporation	Process for recovering caffeine from activated carbon
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
EP0129610B1 (en) *	1983-06-22	1987-05-06	Hag Gf Aktiengesellschaft	Regeneration of caffeine-loaded activated carbon with hot water
EP0129609B1 (en) *	1983-06-22	1987-04-22	Hag Gf Aktiengesellschaft	Recovery of caffeine adsorbed to activated carbon
US4481223A (en) *	1983-10-13	1984-11-06	General Foods Corporation	Decaffeination with treated activated carbon

1987
- 1987-05-26 CA CA000538012A patent/CA1318811C/en not_active Expired - Fee Related
- 1987-05-27 DE DE8787200995T patent/DE3776404D1/de not_active Expired - Lifetime
- 1987-05-27 ES ES198787200995T patent/ES2032432T3/es not_active Expired - Lifetime
- 1987-05-27 EP EP87200995A patent/EP0248482B1/en not_active Expired - Lifetime
- 1987-05-29 DK DK275387A patent/DK275387A/da not_active Application Discontinuation
- 1987-05-29 AU AU73635/87A patent/AU592188B2/en not_active Ceased
- 1987-05-29 NO NO872255A patent/NO168864C/no unknown
1989
- 1989-01-25 US US07/300,722 patent/US4885181A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US4885181A (en)	1989-12-05
NO168864C (no)	1992-04-15
DK275387D0 (da)	1987-05-29
AU592188B2 (en)	1990-01-04
DE3776404D1 (de)	1992-03-12
NO168864B (no)	1992-01-06
ES2032432T3 (es)	1993-02-16
EP0248482B1 (en)	1992-01-29
NO872255D0 (no)	1987-05-29
CA1318811C (en)	1993-06-08
NO872255L (no)	1987-12-01
AU7363587A (en)	1987-12-03
EP0248482A1 (en)	1987-12-09

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Legal Events

Date	Code	Title	Description
1995-01-23	AHB	Application shelved due to non-payment