ATE280T1 - PROCESS FOR DECAFEINERING RAW COFFEE. - Google Patents

PROCESS FOR DECAFEINERING RAW COFFEE.

Info

Publication number
ATE280T1
ATE280T1 AT79104955T AT79104955T ATE280T1 AT E280 T1 ATE280 T1 AT E280T1 AT 79104955 T AT79104955 T AT 79104955T AT 79104955 T AT79104955 T AT 79104955T AT E280 T1 ATE280 T1 AT E280T1
Authority
AT
Austria
Prior art keywords
decafeinering
green coffee
raw coffee
methyl group
coffee
Prior art date
Application number
AT79104955T
Other languages
German (de)
Inventor
Peter Dr. Werkhoff
Peter Hubert
Original Assignee
Hag Aktiengesellschaft
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
Application filed by Hag Aktiengesellschaft filed Critical Hag Aktiengesellschaft
Application granted granted Critical
Publication of ATE280T1 publication Critical patent/ATE280T1/en

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
    • A23F5/206—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)

Abstract

A process for decaffeinating green coffee comprising treating green coffee with at least one acetal of the general formula <IMAGE> wherein R1 is a hydrogen atom or a methyl group and R2 and R3 are each a methyl group or an ethyl group, as an organic solvent, and removing solvent residues by steaming the treated green coffee.
AT79104955T 1978-12-08 1979-12-06 PROCESS FOR DECAFEINERING RAW COFFEE. ATE280T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782853169 DE2853169A1 (en) 1978-12-08 1978-12-08 METHOD FOR DECOFFINATING RAW COFFEE
EP79104955A EP0012365B1 (en) 1978-12-08 1979-12-06 Method of decaffeinating green coffee

Publications (1)

Publication Number Publication Date
ATE280T1 true ATE280T1 (en) 1981-10-15

Family

ID=6056703

Family Applications (1)

Application Number Title Priority Date Filing Date
AT79104955T ATE280T1 (en) 1978-12-08 1979-12-06 PROCESS FOR DECAFEINERING RAW COFFEE.

Country Status (7)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10028266A1 (en) * 2000-06-09 2001-12-13 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Luminescent material used for emitting green light is of the thiogallate class
US4486453A (en) * 1982-12-27 1984-12-04 The Procter & Gamble Company Desolventizing process
IT1282998B1 (en) * 1996-05-13 1998-04-03 Demus S P A PROCEDURE FOR REMOVING MYCOTOXINS FROM A MATCH OF GREEN COFFEE:

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR597392A (en) * 1924-05-06 1925-11-19 Kundig Jun & Cie F Process for preparing decaffeinated coffee
CH157021A (en) * 1932-04-04 1932-09-15 Coffex A G Process for making decaffeinated coffee.
CH480807A (en) * 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
DE2737794C2 (en) * 1977-08-22 1987-05-07 Siegfried Prof. Dr. 8520 Erlangen Peter Process for decaffeinating coffee using solvents at high pressures
DE2737793A1 (en) * 1977-08-22 1979-03-08 Peter Siegfried Decaffeination of raw coffee - by selective extraction of caffeine with extractant and compressed gas at elevated temp. and pressure

Also Published As

Publication number Publication date
US4308291A (en) 1981-12-29
CA1129711A (en) 1982-08-17
DE2853169A1 (en) 1980-06-26
EP0012365B1 (en) 1981-10-14
EP0012365A1 (en) 1980-06-25
DE2853169C2 (en) 1988-11-17
ES486700A1 (en) 1980-05-16
DK520779A (en) 1980-06-09

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