Manufacture of small containers of carbonated liquids.

摘要

A method of bottling or canning in a small (i.e. one-portion) non-valved bottle or can a liquid which is required to have foaming properties comprising the steps of filling the bottle or can substantially to the brim with the liquid, then adding a quantity of liquid nitrogen, then optionally directing a flow of gaseous nitrogen or gaseous carbon dioxide across the surface of the contents of the bottle or can and then immediately sealing the bottle or can.