Non-ionic polymeric activated additives were added to the desalted and dewatered crude oil from refinery for intensifying the crude atmospheric distillation, and its mechanism was introduced.

• 研究以某炼油厂脱盐、脱水后的原油为原料,采用非离子型高分子有机聚合物作活性添加剂,强化常压蒸馏过程。