CASING HEAD OF RECTIFYING COLUMN Russian patent published in 2008 - IPC B01J19/32 B01D53/18 

FIELD: oil and gas industry.

SUBSTANCE: casing head of rectifying column incorporates vertical tube wherein heat mass exchanging devices are arranged perpendicular to its axis; these devices contain porous elements straddled along the tube axis. The elements are formed with alternating disks separated with circular spacers. The circular spacers are made in form of packages formed with doubled bands one of which has corrugations of a triangular shape. On side surfaces of triangular corrugations of the band there are made petals in form of rounded segments; at that chords of segments of adjacent sides of corrugations are arranged at an angle to each other.

EFFECT: prevention of possibility of non efficient contact of raising steam with draining reflux.

8 dwg