Sulphur treatment plant - for grape juice etc using sulphur dioxide dispensed as liquid

摘要

The metered quantity of liquid SO2 is pumped under const. press. and expanded, with external heating to maintain constant temp. before addition to the liquor in gaseous form. The liquid SO2 tank, dispenser/metering pump with motor, pressure regulating valve, expansion valve and pipe work are in a single easily transportable unit. Accurate control of sulphur addn. preventing excess sulphuretting.