Miscella vacuum evaporation technology is that the first evaporator,the second evaporator and stripping column are operated in vacuum,and the second steam is as the heating soruce of first evaporator.

• 浸出毛油的品质随着加热温度的升高和时间的延长显著降低,混合油负压蒸发工艺是使一蒸、二蒸、汽提在负压状态下操作,同时,利用蒸脱机的二次蒸汽作为一蒸的热量来源。