CH239206A - Verfahren und Einrichtung zur Herstellung von koffeinfreiem Kaffee. - Google Patents
Verfahren und Einrichtung zur Herstellung von koffeinfreiem Kaffee.Info
- Publication number
- CH239206A CH239206A CH239206DA CH239206A CH 239206 A CH239206 A CH 239206A CH 239206D A CH239206D A CH 239206DA CH 239206 A CH239206 A CH 239206A
- Authority
- CH
- Switzerland
- Prior art keywords
- sep
- coffee
- solvent
- vessel
- compressed gas
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000007789 gas Substances 0.000 claims description 26
- 239000002904 solvent Substances 0.000 claims description 25
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 6
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims description 5
- 229960001948 caffeine Drugs 0.000 claims description 5
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 241000533293 Sesbania emerus Species 0.000 description 15
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 241001503485 Mammuthus Species 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 206010037867 Rash macular Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0219—Fixed bed of solid material
-
- 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
- A23F5/16—Removing unwanted substances
- A23F5/18—Removing unwanted substances from coffee extract
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/04—Coffee-making apparatus with rising pipes
- A47J31/057—Coffee-making apparatus with rising pipes with water container separated from beverage container, the hot water passing the filter only once i.e. classical type of drip coffee makers
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Tea And Coffee (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH239206T | 1945-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH239206A true CH239206A (de) | 1945-09-30 |
Family
ID=4461079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH239206D CH239206A (de) | 1945-04-12 | 1945-04-12 | Verfahren und Einrichtung zur Herstellung von koffeinfreiem Kaffee. |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH239206A (enrdf_load_stackoverflow) |
| DK (1) | DK68531C (enrdf_load_stackoverflow) |
| ES (1) | ES173501A1 (enrdf_load_stackoverflow) |
| SE (1) | SE121564C1 (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459001A1 (fr) * | 1979-06-14 | 1981-01-09 | Nestle Sa | Procede pour peler et/ou decafeiner les grains de cafe |
| EP0313921A3 (en) * | 1987-10-27 | 1990-05-09 | Jacobs Suchard Ag | Process for careful decaffeination of green coffee |
| EP0439710A3 (en) * | 1990-01-10 | 1992-01-08 | Kohlensaeure-Werke Rud. Buse Gmbh & Co. | Process for decaffeinating green coffee |
-
1945
- 1945-04-12 CH CH239206D patent/CH239206A/de unknown
-
1946
- 1946-03-26 DK DK121546AA patent/DK68531C/da active
- 1946-04-04 SE SE308546A patent/SE121564C1/sv unknown
- 1946-05-08 ES ES0173501A patent/ES173501A1/es not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459001A1 (fr) * | 1979-06-14 | 1981-01-09 | Nestle Sa | Procede pour peler et/ou decafeiner les grains de cafe |
| EP0313921A3 (en) * | 1987-10-27 | 1990-05-09 | Jacobs Suchard Ag | Process for careful decaffeination of green coffee |
| EP0439710A3 (en) * | 1990-01-10 | 1992-01-08 | Kohlensaeure-Werke Rud. Buse Gmbh & Co. | Process for decaffeinating green coffee |
Also Published As
| Publication number | Publication date |
|---|---|
| DK68531C (da) | 1949-02-07 |
| ES173501A1 (es) | 1946-06-16 |
| SE121564C1 (enrdf_load_stackoverflow) | 1948-04-27 |
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