1.Energy-saving ethanol dehydration techniques to produce dehydrated alcohol mainly included four measures as azeotropy distillation, extraction distillation, absorptive process and membrane separation.
1.摘要节能型乙醇脱无
乙醇的方法主要有4种:共沸精馏法、
取精馏法、吸附法和膜分离法。