| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing coffee liquid enabling utilization or control of various kinds of coffee beans having peculiar tastes depending on roasting specifications when producing coffee liquid, when simultaneously using various kinds of roasted coffee different in flavor, and reduction in raw material costs. <P>SOLUTION: The method for producing coffee liquid comprises the following process: putting respective roasted coffee bean powder 14, 15 and 16 different in kinds or roasting specifications into the lower parts of a plurality of extraction tanks 11, 12 and 13 independently partitioned; connecting the extraction tanks 11-13 in series so as to make hot water pass through, or alternatively, piling up the bean powder in many layers into a single extraction tank; and making the hot water or the coffee extract liquid pass through each of the coffee bean powder 14-16 in a fixed order in a prescribed direction so as to perform multistage extraction. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
