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Packed distillation columns - Budapest University of ...
Packed columns are used for distillation, gas absorption and liquid-liquid extraction. The gas-liquid contact in a packed column is continuous, not stage-wise, as in a plate column. ... The packing types can be divided into two broad classes: structured and random packings. Earlier the random packings were more commonly used in the industry ...
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8.7. Solid liquid extraction - Budapest University of ...
kkft.bme.hu8.7. Solid – liquid extraction 8.7.1. Theoretical background Solid – liquid extraction (or leaching) is the separation of a solid solute from a mixture of solids by dissolving it in a liquid phase. Basically, there are three com-ponents in leaching: solid solute, insoluble solids and solvent. In most cases, the
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Structured Packings for Distillation, Absorption and ...
web.ist.utl.ptin distillation technology. The special advantages of these packings allowed diffi cult separation tasks to be accomplished for the very fi rst time, and thermally sensitive substances to be separated by means of distillation. Mellapak A further milestone was the deve-lopment of the structured packings Mellapak in the seventies. Originally