Title:
コーヒー抽出液の製造方法
Document Type and Number:
Japanese Patent JP6886280
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing a coffee extract useful as the raw material of a coffee beverage in which astringency is suppressed while reducing hydroxyhydroquinone.SOLUTION: Provided is a method for producing a coffee extraction liquid where, into an extraction machine, an extraction solvent is fed to bean layers obtained by successively laminating the following (A) and (B): (A) denotes first roasted coffee beans having an L value of 14 to 20; and (B) denotes a second roasted coffee beans having an L value higher than that of the first roasted coffee beans from the upstream side in a liquid passing direction so as to satisfy the conditions shown in the inequality to extract a coffee extraction liquid h/h×100≤80(1) [in the inequality (1), the hdenotes the height (m) of a mixed bean layer obtained by mixing (A) the first roasted coffee beans and (B) the second roasted coffee beans into the layers of (A) the first roasted coffee beans and (B) the second roasted beans, and the hdenotes the height (m) of the whole coffee bean layers].SELECTED DRAWING: None
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Inventors:
Masaya Tashiro
Keisuke Yamagami
Keisuke Yamagami
Application Number:
JP2016235671A
Publication Date:
June 16, 2021
Filing Date:
December 05, 2016
Export Citation:
Assignee:
Kao Corporation
International Classes:
A23F5/24
Domestic Patent References:
| JP2017079618A | ||||
| JP2016013064A | ||||
| JP2009124951A |
Attorney, Agent or Firm:
Alga Patent Office, a patent business corporation
Toshio Takano
Toshio Nakajima
Masaki Murata
Hiroto Yamamoto
Toshio Takano
Toshio Nakajima
Masaki Murata
Hiroto Yamamoto