FIELD: storing or transporting compressed or liquefied gases.
SUBSTANCE: method comprises connecting the top section of the inner space of the vessel with atmosphere, filling the vessel with water that displaces the air from the vessel to atmosphere, cutting off the vessel from the atmosphere, supplying gas to the vessel, connecting the bottom section of the inner space of the vessel with the outlet branch pipe, discharging water from the vessel through the outlet branch pipe thus allowing the gas to occupy the vessel, and cutting off the branch pipe.
EFFECT: reduced cost and enhanced safety.
