ATE15043T1 - Verfahren zur zurueckgewinnung von koffein aus aktiver kohle. - Google Patents

Verfahren zur zurueckgewinnung von koffein aus aktiver kohle.

Info

Publication number
ATE15043T1
ATE15043T1 AT82305113T AT82305113T ATE15043T1 AT E15043 T1 ATE15043 T1 AT E15043T1 AT 82305113 T AT82305113 T AT 82305113T AT 82305113 T AT82305113 T AT 82305113T AT E15043 T1 ATE15043 T1 AT E15043T1
Authority
AT
Austria
Prior art keywords
caffeine
activated charcoal
recovering caffeine
recovering
solution
Prior art date
Application number
AT82305113T
Other languages
English (en)
Inventor
Saul Norman Katz
George Edward Proscia
Original Assignee
Gen Foods Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23184580&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE15043(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Gen Foods Corp filed Critical Gen Foods Corp
Application granted granted Critical
Publication of ATE15043T1 publication Critical patent/ATE15043T1/de

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)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Tea And Coffee (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT82305113T 1981-09-28 1982-09-28 Verfahren zur zurueckgewinnung von koffein aus aktiver kohle. ATE15043T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30627681A 1981-09-28 1981-09-28
EP82305113A EP0076620B2 (de) 1981-09-28 1982-09-28 Verfahren zur Zurückgewinnung von Koffein aus aktiver Kohle

Publications (1)

Publication Number Publication Date
ATE15043T1 true ATE15043T1 (de) 1985-09-15

Family

ID=23184580

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82305113T ATE15043T1 (de) 1981-09-28 1982-09-28 Verfahren zur zurueckgewinnung von koffein aus aktiver kohle.

Country Status (4)

Country Link
EP (1) EP0076620B2 (de)
AT (1) ATE15043T1 (de)
DE (1) DE3265628D1 (de)
ES (1) ES8304572A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0129610B1 (de) * 1983-06-22 1987-05-06 Hag Gf Aktiengesellschaft Wiedergewinnung von mit Koffein beladener Aktivkohle mit heissem Wasser
EP0129609B1 (de) * 1983-06-22 1987-04-22 Hag Gf Aktiengesellschaft Wiedergewinnung von auf Aktivkohle adsorbiertem Coffein
CA1318811C (en) * 1986-05-30 1993-06-08 Louris Kaper Process for decaffeinating green coffee
CA1301754C (en) * 1986-05-30 1992-05-26 Louris Kaper Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
NL8602012A (nl) * 1986-08-06 1988-03-01 Douwe Egberts Tabaksfab Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.
ES2136067T3 (es) * 1992-08-18 1999-11-16 Kraft Jacobs Suchard Ag Procedimiento de extraccion de cafeina del carbono activado.
EP0612744B1 (de) * 1993-02-24 1998-12-23 Sara Lee/DE N.V. Wiedergewinnung von mit Kaffein beladener Aktivkohle unter Verwendung von organischen Solventen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD78586A (de) *
US4298736A (en) * 1980-06-16 1981-11-03 General Foods Corporation Carbon-caffeine separation

Also Published As

Publication number Publication date
EP0076620A2 (de) 1983-04-13
EP0076620B2 (de) 1990-10-31
ES512478A0 (es) 1983-03-01
EP0076620B1 (de) 1985-08-21
ES8304572A2 (es) 1983-03-01
EP0076620A3 (en) 1983-07-27
DE3265628D1 (en) 1985-09-26

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties