VORTEX-TYPE MASS-EXCHANGE COLUMN Russian patent published in 1997 - IPC

FIELD: chemical engineering. SUBSTANCE: column designed for absorption, rectification, and distillation processes has a body with cap and stacked two-zone VORTEX contact grades. Over the last contact grade, mist catcher is mounted, and the cap has central opening to release gas stream. To inner cap surface, a cylinder is fastened coaxially with outlet gas fitting, its free end bearing a pocket to collect liquid raised in the form of film with high-speed gas stream in direction to inlet opening. Collected liquid is removed through a pipe in the liquid- withdrawal system. EFFECT: improved design. 2 dwg