DK520779A - Fremgangsmaade til decoffeinering af raakaffe - Google Patents

Fremgangsmaade til decoffeinering af raakaffe

Info

Publication number: DK520779A
Authority: DK; Denmark
Prior art keywords: green coffee; rakaffe; decoffining; procedure; methyl group
Prior art date: 1978-12-08

Application number

DK520779A

Other languages

English (en)

Inventor

P Werkhoff

P Hubert

Original Assignee

Hag Ag

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.)

1978-12-08

Filing date

1979-12-07

Publication date

1980-06-09

1979-12-07 Application filed by Hag Ag filed Critical Hag Ag

1980-06-09 Publication of DK520779A publication Critical patent/DK520779A/da

Links

238000000034 method Methods 0.000 title abstract 2
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 2
DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 abstract 1
125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 abstract 1
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
239000003960 organic solvent Substances 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1
238000010025 steaming 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)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Details Of Rigid Or Semi-Rigid Containers (AREA)
Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Control And Other Processes For Unpacking Of Materials (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

DK520779A 1978-12-08 1979-12-07 Fremgangsmaade til decoffeinering af raakaffe DK520779A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19782853169 DE2853169A1 (de)	1978-12-08	1978-12-08	Verfahren zum entcoffeinieren von rohkaffee

Publications (1)

Publication Number	Publication Date
DK520779A true DK520779A (da)	1980-06-09

Family

ID=6056703

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK520779A DK520779A (da)	1978-12-08	1979-12-07	Fremgangsmaade til decoffeinering af raakaffe

Country Status (7)

Country	Link
US (1)	US4308291A (da)
EP (1)	EP0012365B1 (da)
AT (1)	ATE280T1 (da)
CA (1)	CA1129711A (da)
DE (1)	DE2853169A1 (da)
DK (1)	DK520779A (da)
ES (1)	ES486700A1 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10028266A1 (de) *	2000-06-09	2001-12-13	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Hocheffizienter Leuchtstoff
US4486453A (en) *	1982-12-27	1984-12-04	The Procter & Gamble Company	Desolventizing process
IT1282998B1 (it) *	1996-05-13	1998-04-03	Demus S P A	Procedimento per rimuovere micotossine da una partita di caffe' verde:

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR597392A (fr) *	1924-05-06	1925-11-19	Kundig Jun & Cie F	Procédé de préparation de café décaféiné
CH157021A (de) *	1932-04-04	1932-09-15	Coffex A G	Verfahren zur Herstellung von coffeinfreiem Kaffee.
CH480807A (de) *	1967-11-13	1969-11-15	Nestle Sa	Procédé de fabrication d'extraits de café ou de thé décaféinés
US3682648A (en) *	1970-05-27	1972-08-08	Gen Foods Corp	Green coffee decaffeination using edible ester solutions
US4256774A (en) *	1977-07-11	1981-03-17	The Procter & Gamble Company	Decaffeination process
DE2737793A1 (de) *	1977-08-22	1979-03-08	Peter Siegfried	Verfahren zur entcoffeinierung von rohkaffee
DE2737794C2 (de) *	1977-08-22	1987-05-07	Siegfried Prof. Dr. 8520 Erlangen Peter	Verfahren zur Entkoffeinierung von Kaffee mit Lösungsmitteln bei hohen Drücken

1978
- 1978-12-08 DE DE19782853169 patent/DE2853169A1/de active Granted
1979
- 1979-12-04 CA CA341,223A patent/CA1129711A/en not_active Expired
- 1979-12-05 US US06/100,615 patent/US4308291A/en not_active Expired - Lifetime
- 1979-12-06 AT AT79104955T patent/ATE280T1/de active
- 1979-12-06 EP EP79104955A patent/EP0012365B1/de not_active Expired
- 1979-12-07 DK DK520779A patent/DK520779A/da not_active Application Discontinuation
- 1979-12-07 ES ES486700A patent/ES486700A1/es not_active Expired

Also Published As

Publication number	Publication date
CA1129711A (en)	1982-08-17
ATE280T1 (de)	1981-10-15
US4308291A (en)	1981-12-29
DE2853169C2 (da)	1988-11-17
ES486700A1 (es)	1980-05-16
DE2853169A1 (de)	1980-06-26
EP0012365A1 (de)	1980-06-25
EP0012365B1 (de)	1981-10-14

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Legal Events

Date	Code	Title	Description
1987-10-26	AHS	Application shelved for other reasons than non-payment