STAGE TRAY FOR MASS EXCHANGE GAS-FLUID PROCESSES Russian patent published in 2014 - IPC B01J19/32 B01D3/24 

FIELD: oil-and-gas industry.

SUBSTANCE: stage tray comprises horizontal belts inclined from column wall and arranged as steps from column wall to opposite wall to make the gap between overlying and underlying belts. Said belts have grate belts on the side extending from overlying belts and edge at the belt opposite side. Edge and grate belt planes are located in parallel and perpendicular to belt plane.

EFFECT: lower hydraulic resistance, higher mass exchange between gas and fluid, operation in the wide range of rates.

1 dwg