Process for preparing freeze dried soluble coffee

Details Process for preparing freeze dried soluble coffee Process for preparing freeze dried soluble coffee

1979-09-26

1982-04-13

Golian, Joseph M.

Food or edible material: processes, compositions, and products

Processes

Freeze drying or freeze concentrating

34 5, 426470, A23F 532, A23F 538

Patent

active

043248080

ABSTRACT:
Freeze dried soluble coffee having a density of about 0.2 to 0.3 gm/cc is prepared from concentrated coffee extract by foaming the extract with inert gas, freezing the foam and freeze drying the particulated frozen foam. Other features of the invention appear in the following specification.

REFERENCES:
patent: 2974497 (1961-03-01), Carpenter et al.
patent: 3253420 (1966-05-01), DeGeorge
patent: 3482990 (1969-12-01), Pfluger et al.
Sivetz et al., "Coffee Processing Technology, vol. I, 1963, Pub. by The Avi Publishing Co., Ink. Westport, Conn. pp. 506-509.
Flosdorf, "Freeze-Drying", 1949, Published by the Reinhold Pub. Corp., N.Y. pp. 128-129.

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