The plate distillation column is used for miscella stripping process in oil extraction workshop, and when the steam contacts the miscella inversely, the solvent in the miscella is vaporized, separated and then taken out of the distillation column along with the steam. The practice of plate distillation column applied to soybean miscella stripping showed that it had the advantages of long effective stripping time, low stripping temperature, good quality of crude oil, energy saving, etc. |