ES2111021T3 - Procedimiento de recuperacion de cafeina a partir de carbon activo. - Google Patents
Procedimiento de recuperacion de cafeina a partir de carbon activo.Info
- Publication number
- ES2111021T3 ES2111021T3 ES92113069T ES92113069T ES2111021T3 ES 2111021 T3 ES2111021 T3 ES 2111021T3 ES 92113069 T ES92113069 T ES 92113069T ES 92113069 T ES92113069 T ES 92113069T ES 2111021 T3 ES2111021 T3 ES 2111021T3
- Authority
- ES
- Spain
- Prior art keywords
- caffeine
- inert gas
- active carbon
- recovery procedure
- temperature
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title abstract 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 5
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title abstract 5
- 229960001948 caffeine Drugs 0.000 title abstract 5
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 229910052799 carbon Inorganic materials 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title 1
- 238000010408 sweeping Methods 0.000 abstract 4
- 239000011261 inert gas Substances 0.000 abstract 3
- 238000003795 desorption Methods 0.000 abstract 2
- 239000007789 gas Substances 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
- A23F5/22—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)
- Carbon And Carbon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
LA INVENCION ES RELATIVA A UN PROCESO PARA RECUPERACION DE CAFEINA A PARTIR DE CARBONO ACTIVADO CARGADO DE CAFEINA, USANDO UNA CORRIENTE DE BARRIDO DE GAS INERTE CIRCULADO, MANTENIDO A UNA TEMPERATURA DE 250 ACTIVADO ES PRECALENTADO ANTES DE LA DESABSORCION DE LA CAFEINA CON OTRAS FUENTES DE CALOR DISTINTAS A LAS DEL GAS BARRIDO Y MANTENIDO DURANTE EL PASO DE DESABSORCION A UNA TEMPERATURA UNIFORME O A UNA TEMPERATURA INCREMENTADA DESDE LA ENTRADA A LA SALIDA DE LA CORRIENTE DE BARRIDO DE GAS INERTE DENTRO DEL MARGEN DE 250 DE LA CORRIENTE DE BARRIDO DE GAS INERTE POR MEDIOS CONVENCIONALES.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP92113069A EP0580892B1 (en) | 1992-07-31 | 1992-07-31 | Process for recovery of caffeine from activated carbon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2111021T3 true ES2111021T3 (es) | 1998-03-01 |
Family
ID=8209860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES92113069T Expired - Lifetime ES2111021T3 (es) | 1992-07-31 | 1992-07-31 | Procedimiento de recuperacion de cafeina a partir de carbon activo. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5371221A (es) |
| EP (1) | EP0580892B1 (es) |
| AT (1) | ATE160565T1 (es) |
| CA (1) | CA2100696A1 (es) |
| DE (1) | DE69223317T2 (es) |
| DK (1) | DK0580892T3 (es) |
| ES (1) | ES2111021T3 (es) |
| GR (1) | GR3026057T3 (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7614507B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products Inc. | Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
| US7615152B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products, Inc. | Water filter device |
| US7614508B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products Inc. | Water filter materials, water filters and kits containing silver coated particles and processes for using the same |
| KR100777951B1 (ko) | 2001-08-23 | 2007-11-28 | 더 프록터 앤드 갬블 캄파니 | 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법 |
| US20050279696A1 (en) * | 2001-08-23 | 2005-12-22 | Bahm Jeannine R | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
| US7618406B2 (en) * | 2007-01-22 | 2009-11-17 | Baxter International, Inc. | Break seal before access dual chamber bag |
| CN103242313B (zh) * | 2013-05-29 | 2015-04-01 | 石药集团新诺威制药股份有限公司 | 一种茶钠母液的回收处理方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3511129C2 (de) * | 1985-03-27 | 1994-01-27 | Hag Gf Ag | Verfahren zur Abtrennung von Coffein von damit beladener Aktivkohle |
-
1992
- 1992-07-31 ES ES92113069T patent/ES2111021T3/es not_active Expired - Lifetime
- 1992-07-31 EP EP92113069A patent/EP0580892B1/en not_active Expired - Lifetime
- 1992-07-31 DK DK92113069.6T patent/DK0580892T3/da active
- 1992-07-31 AT AT92113069T patent/ATE160565T1/de not_active IP Right Cessation
- 1992-07-31 DE DE69223317T patent/DE69223317T2/de not_active Expired - Fee Related
-
1993
- 1993-07-15 US US08/092,339 patent/US5371221A/en not_active Expired - Fee Related
- 1993-07-16 CA CA002100696A patent/CA2100696A1/en not_active Abandoned
-
1998
- 1998-02-04 GR GR980400225T patent/GR3026057T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE69223317D1 (de) | 1998-01-08 |
| ATE160565T1 (de) | 1997-12-15 |
| GR3026057T3 (en) | 1998-05-29 |
| EP0580892B1 (en) | 1997-11-26 |
| DE69223317T2 (de) | 1998-06-18 |
| US5371221A (en) | 1994-12-06 |
| EP0580892A1 (en) | 1994-02-02 |
| CA2100696A1 (en) | 1994-02-01 |
| DK0580892T3 (da) | 1998-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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