DK361783D0 - Fremgangsmade til fjernelse af koffein fra ubraendt kaffe - Google Patents

Fremgangsmade til fjernelse af koffein fra ubraendt kaffe

Info

Publication number: DK361783D0
Authority: DK; Denmark
Prior art keywords: coffee; extraction; section; water; content
Prior art date: 1982-08-09

Application number

DK3617/83A

Other languages

English (en)

Other versions

DK162686B (da

DK361783A (da

DK162686C (da

Inventor

Gerrit Hubert Dirk Van Stegen

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.)

1982-08-09

Filing date

1983-08-08

Publication date

1983-08-08

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19840119&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK361783(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1983-08-08 Application filed by Douwe Egberts Tabaksfab filed Critical Douwe Egberts Tabaksfab

1983-08-08 Publication of DK361783D0 publication Critical patent/DK361783D0/da

1984-02-10 Publication of DK361783A publication Critical patent/DK361783A/da

1991-12-02 Publication of DK162686B publication Critical patent/DK162686B/da

1992-04-21 Application granted granted Critical

1992-04-21 Publication of DK162686C publication Critical patent/DK162686C/da

Links

238000000605 extraction Methods 0.000 abstract 9
RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 abstract 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 abstract 3
239000007788 liquid Substances 0.000 abstract 3
LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 abstract 2
229960001948 caffeine Drugs 0.000 abstract 2
VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 abstract 2
239000002904 solvent Substances 0.000 abstract 2
XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 abstract 1
KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 abstract 1
238000009835 boiling Methods 0.000 abstract 1
239000008239 natural water Substances 0.000 abstract 1
239000003960 organic solvent Substances 0.000 abstract 1
238000005204 segregation Methods 0.000 abstract 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
- A23F5/206—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

Landscapes

Life Sciences & Earth Sciences (AREA)
Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Food Science & Technology (AREA)
Polymers & Plastics (AREA)
Tea And Coffee (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

DK361783A 1982-08-09 1983-08-08 Fremgangsmaade til fjernelse af koffein fra ubraendt kaffe DK162686C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL8203139A NL8203139A (nl)	1982-08-09	1982-08-09	Werkwijze voor het decaffeineren van groene koffie.
NL8203139		1982-08-09

Publications (4)

Publication Number	Publication Date
DK361783D0 true DK361783D0 (da)	1983-08-08
DK361783A DK361783A (da)	1984-02-10
DK162686B DK162686B (da)	1991-12-02
DK162686C DK162686C (da)	1992-04-21

Family

ID=19840119

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK361783A DK162686C (da)	1982-08-09	1983-08-08	Fremgangsmaade til fjernelse af koffein fra ubraendt kaffe

Country Status (7)

Country	Link
EP (1)	EP0101135B1 (da)
AT (1)	ATE23939T1 (da)
CA (1)	CA1201918A (da)
DE (1)	DE3368000D1 (da)
DK (1)	DK162686C (da)
ES (1)	ES524821A0 (da)
NL (1)	NL8203139A (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8400759A (nl) *	1984-03-09	1985-10-01	Douwe Egberts Tabaksfab	Werkwijze voor de gelijktijdige verwijdering van caffeine en andere potentieel voor de gezondheid nadelige stoffen uit koffie.
ATA142986A (de) *	1986-05-27	1993-05-15	Schoeller Bleckmann Stahlwerke	Verfahren zum behandeln von kaffee

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB366305A (en) *	1930-09-26	1932-02-04	Theodor Grethe	Method of producing caffeine-free coffee and theine-free tea
FR733915A (fr) *	1931-09-03	1932-10-13	Koro Kaffee Kompagnie G M B H	Procédé de fabrication de café sans caféine
DE597001C (de) *	1932-07-09	1934-05-18	Dietrich Brumund	Verfahren zur Herstellung coffeinfreien Kaffees
AR204886A1 (es) *	1974-11-27	1976-03-05	Nestle Sa	Procedimiento para la descafeinacion de materias vegetale
GB1527667A (en) *	1976-10-22	1978-10-04	Dev Int Res Co Bv	Process for manufacture of mild coffee
DE2720203C3 (de) *	1977-05-05	1986-04-17	decofa Kaffee-Bearbeitungs-GmbH, 2800 Bremen	Verfahren zum Entcoffeinieren von Rohkaffeebohnen
DE2737794C2 (de) *	1977-08-22	1987-05-07	Siegfried Prof. Dr. 8520 Erlangen Peter	Verfahren zur Entkoffeinierung von Kaffee mit Lösungsmitteln bei hohen Drücken

1982
- 1982-08-09 NL NL8203139A patent/NL8203139A/nl not_active Application Discontinuation
1983
- 1983-08-08 DE DE8383201175T patent/DE3368000D1/de not_active Expired
- 1983-08-08 DK DK361783A patent/DK162686C/da active
- 1983-08-08 EP EP83201175A patent/EP0101135B1/en not_active Expired
- 1983-08-08 ES ES524821A patent/ES524821A0/es active Granted
- 1983-08-08 CA CA000434080A patent/CA1201918A/en not_active Expired
- 1983-08-08 AT AT83201175T patent/ATE23939T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1201918A (en)	1986-03-18
ES8602364A1 (es)	1985-12-01
DK162686B (da)	1991-12-02
ATE23939T1 (de)	1986-12-15
EP0101135A1 (en)	1984-02-22
DK361783A (da)	1984-02-10
NL8203139A (nl)	1984-03-01
DE3368000D1 (en)	1987-01-15
DK162686C (da)	1992-04-21
EP0101135B1 (en)	1986-12-03
ES524821A0 (es)	1985-12-01

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