Abstract
The separation processes in industry are a common practice especially in the developed countries as well as in the developing world. As a result, it is a good step to improve the separation techniques to ensure a better process for the production of the finished commodities. The classification of the distillation columns and the packed bed columns together with an analysis of their ability to perform efficiently in the industry is vital. Therefore, the paper entails an analysis of each group of distillation columns, taking into account their ability to carry out their duties, as well as the reason ...