US Patent 6966250 Apparatus and method for aging wine or spirits

An apparatus and method for aging wine or spirits is described. The apparatus employs a plurality of spaced hollow semi-permeable tubes which provide an interface wall between the wine or spirits and the atmosphere whereby oxygen can infuse through the walls of the tube into the wine or spirits. In one embodiment, the wine or spirits are in contact with the outer surface of the tubes and the atmosphere with the inner surface. In another embodiment, the wine or spirits are in contact with the inner surface of the tubes and the atmosphere with the outer surface.