Main uses: 1.Drying and removing CO2,methanol,hydrogen sulfide,SO2 and other trace impurities form natural gas. 2.Deeply drying gas and liquid such as air, natural gas, alkane, refrigerating fluid. 3.Making and purifying argon. 4.Static drying for drug packaging, electronic component and easy perishable materials. 5.Drying for paints, coatings and fuels. 6.Separating and purifying for gas-liquid component.