MASS-EXCHANGE COLUMN Russian patent published in 1997 - IPC

FIELD: mass-exchange technics. SUBSTANCE: invention relates to charge-type mass-exchange columns for interaction of gas(vapor)-liquid systems designed for absorption, rectification, scrubbing, and especially vacuum rectification processes. Column accommodates conical grills installed in stacked arrangement with their vertexes upward having arc cuts with protuberances upward, direction of arc cut axes varying from tangential to radial when moving from center to periphery, and conical grills with vertexes downward having arc cuts with protuberances upward, direction of arc cut axes varying from tangential to radial when moving from periphery to center. Grills are fastened between lower and upper spacing washers pressed to inner column walls by distance bolts with nuts and thrust plates. EFFECT: improved design. 11 dwg