Kombinierter Dampf-/Flüssigkeitsverteiler für Füllkörperkolonnen

A combined liquid/vapour distributor unit (20) for distributing a liquid and a vapour to or from a packing in an exchange column comprises a distributor (22) having at least one vapour riser (36) and at least one liquid trough (28) adjacent the vapour riser (36). The vapour riser (36) has generally parallel spaced apart upright walls and an open top and an open bottom opposite the open top and the liquid trough (28) has an open top and a floor having at least one aperture. The floor is opposite the open top of the liquid trough (28) and is attached to at least one wall of the adjacent vapour riser (36). A perforated cap covers the open end of the vapour riser (36) or a deck (24), having at least one aperture (40) vertically aligned with the open top of the vapour riser (36) and at least one aperture (42) vertically aligned with the open top of the liquid trough (28), is located above the distributor (22). The distributor (22) can have disposed therein one or more nozzles for liquid or vapour draw or feed or two phase feed.