Food or edible material: processes – compositions – and products – Processes – Extraction utilizing liquid as extracting medium
Patent
1980-11-04
1985-08-13
Golian, Joseph
Food or edible material: processes, compositions, and products
Processes
Extraction utilizing liquid as extracting medium
426434, 426435, 99289R, A23F 318, A23F 526
Patent
active
045349851
ABSTRACT:
A process for the continuous extraction of roasted coffee or tea, which comprises introducing dry finely ground coffee or tea at a charging station in the form of a bed with a thickness of from 0.5 to 15 cm and displacing the bed along a closed circuit up to a discharging station by way of at least one extraction station where a stream of extraction liquid is passed through the bed while a pressure gradient of the liquid on the bed is maintained.
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Keppler, Filtration aus Losungsmittlen mit dem BHS-FEST-Druckdrehfilter, C.Z.-Chemie-Technik, vol. 9, (1973), pp. 355-358.
Punnett, Relating Particle Size to Brewing Time, Tea and Coffee Trade Journal, Feb. 1956, pp. 12-13.
Golian Joseph
Nestec S.A.
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