Title:
TREATING PROCESS FOR COFFEE BEAN
Document Type and Number:
Japanese Patent JPH02177857
Kind Code:
A
Abstract:
PURPOSE: To obtain a high quality coffee with enhanced aroma and flavor in a high yield by wetting raw coffee beans, heating them under increased pressure in an inert gas atmosphere and then drying. CONSTITUTION: Raw coffee beans are wetted to obtain about 25 to 30wt.% water content of the whole weight, and the beans are heated in an inert gas (preferably carbon dioxide) atmosphere under positive pressure (higher than the atmospheric pressure, preferably 1.4kg/cm<2> gauge pressure) at temp. which is enough to effect hydrolysis and pyrolysis but not enough for carbonization. Then the beans are dried till a stable water content is obtd.
Inventors:
SAIIDO AAMATSUDO FUSAINI
Application Number:
JP27700489A
Publication Date:
July 10, 1990
Filing Date:
October 24, 1989
Export Citation:
Assignee:
NESTLE SA
International Classes:
A23F5/02; A23F5/04; (IPC1-7): A23F5/02; A23F5/04
Attorney, Agent or Firm:
Akira Asamura (2 outside)
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