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384 In chemical industry, rectification tower is one of indispensable equipment, after the stock that reacts when need enters rectification tower, the ability below the condition that satisfying certain requirement moves normally. The operation flexibility that this included rectification tower …

376 Biology derv is familiar with by everybody as a kind of new-style the sources of energy, in its preparation process little not of equipment of appropriative biology derv apply, but from the point of practical effect, as a result …

421 The structure besides rectification tower, function and use use effect to suffer quite besides person attention, its carry expense is used also is very important one part, main charge source is energy use up. To rectification, it is the …

406 It is to be short of for the rectification production to certain product one cannot, the end that its use is to make each constituent is able to depart from inside mixture, the chooses rectification technology such as the …

309 Knowing these two kinds of craft distinguish rectification and distill greatly is circumfluence link, rectification has this one link, and distillation is done not have. Also be the word that says to regard rectification as the tower, must have …

341 Include alcohol to reclaim tower, formaldehyde rectify tower inside filling tower had appeared before early actually, be in first when, more dominant the equipment that basically is board type construction. But the occurrence as new-style tray, the development of …