Patent ID: 7788944

Claim:
An apparatus for producing wine, comprising: a harvest reception vessel; a press coupled to the harvest reception vessel via a first connection line, wherein a first quantity of grapes from the harvest reception vessel is transported to the press via the first connection line; a maceration vessel coupled to the harvest reception vessel via a second connection line, wherein a second quantity of grapes from the harvest reception vessel is transported to the maceration vessel via the second connection line; and a controller, wherein the controller controls a supply of a gaseous carbon dioxide and a supply of a liquid carbon dioxide to the first and second connection lines and wherein the controller interrupts the supply of the carbon dioxide if a temperature of the grapes falls below 7° C.; wherein the controller controls the supply of the gaseous carbon dioxide and the supply of the liquid carbon dioxide to the first and second connection lines by varying a position of a first valve associated with the gaseous carbon dioxide and a second valve associated with the liquid carbon dioxide.