DISTILLATION COLUMN Russian patent published in 2023 - IPC B01D3/16 

FIELD: heat and mass transfer processes.

SUBSTANCE: invention is intended for conducting processes of heat and mass transfer between gas (steam) and liquid and relates to the field of chemical, petrochemical and gas engineering. The invention relates to a distillation column containing a housing with a lid and a bottom; inside the housing, drawers with trays are installed one above the other; each tray has a hole covered with a mushroom-shaped bubbling dome molded together with an overflow pipe; teeth are made at the bottom of the bubble dome; bowl, thereby forming a hydraulic seal for ascending vapors, the bottom of the column has a fitting for the exit of the liquid phase, a fitting for the exit of vapors is located on the cover, and a fitting for supplying the liquid phase is located in the body. A nozzle is attached to the side surface of the bowl, made in the form of a hollow truncated cone, the larger base of which is located below, spiral partitions are placed on the outer side surface of the nozzle, the height of which decreases from the smaller base to the larger one, and a fastener is installed between the inner surface of the bowl and the overflow pipe.

EFFECT: effective carrying out of mass-transfer processes in chemical and other industries.

1 cl, 3 dwg