Desc:1.Industrial fractionating columnsFractional distillationis one of theunit operationsofchemical engineering.Fractionating columns are widely used in t...
Desc:1.Industrial fractionating columnsFractional distillationis one of theunit operationsofchemical engineering.Fractionating columns are widely used in t...
Desc:Product Description2BV series water ring vacuum pump is suitable for pumping out gas and water vapor. The suction pressure can reach 33mbar absolute p...