The chlorination of pivaloyl chloride to prepared 3-chloropivaloyl chloride was took place in a packed distillation column with total reflux.
将新戊酰氯氯化为制得的3-氯新戊酰氯在全回流的填充蒸馏塔中进行。
This paper proposed and studied a new operation-the cascaded total reflux batch distillation.
本文提出并研究了一种新型的间歇精馏操作过程——全回流间歇精馏串联操作。
The article developed a new type of steam distillation and reflux apparatus. This apparatus can finish the operations of steam distillation, reflux and watershed. The results were good.
提出了一种新型水气蒸馏回流仪，该仪器具有水气蒸馏、回流提取及分水等多种功能，且便于操作。经试用，效果良好。
应用推荐