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US 9,386,782 B2Granted
Method of making and dispensing nitrogen-charged coffee
AssigneeParis Croissant Co., Ltd.
InventorsYou Mei Choi, Youg Jun Choi, Ki Chan Hyun, Hyo Min Kwon
Life of this patent
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Abstract
A method of making coffee is provided. After a cold-brewed coffee is extracted from coffee beans, nitrogen gas is charged into the cold-brewed coffee. The cold-brewed coffee into which nitrogen gas is dissolved, is cooled to form a nitrogen-charged coffee. Therefore, the nitrogen-charged coffee may keep a rich density of foam and a flavor.
Claims3
A method of making coffee comprising:
- extracting a cold-brewed coffee from coffee beans, the cold-brewed coffee being stored in a keg which is occupied with nitrogen gas;
- charging nitrogen gas into the cold-brewed coffee by bubbling the nitrogen gas in the cold-brewed coffee stored in the keg;
- cooling the cold-brewed coffee into which the nitrogen gas is dissolved to form a nitrogen-charged coffee;
- and
- dispensing the nitrogen-charged coffee into a cup,
- wherein dispensing the nitrogen-charged coffee into the cup comprises:
- discharging the nitrogen-charged coffee from a nozzle to partially fill the cup;
- and
- additionally discharging nitrogen gas from the nozzle while discharging the nitrogen-charged coffee to fill the cup additionally.
6 more elements
Dependencies are inferred from the claim text.