VAPOR-LIQUID CONTACTING APPARATUS

摘要

A gas-liquid contacting apparatus provided with vertically spaced trays having gas-flow openings therein and a contacting structure provided on the trays, the contacting structure comprising cylindrical walls surrounding said openings and secured to the trays and having apertures at a lower portion thereof. A perforated cylinder is provided atop of the cylindrical wall, and a cover. Liquid is maintained on the tray by a weir means and is discharged through the apertures of said cylindrical wall into the gas-flow opening and is blown up by gas ascending from the openings of the tray to form gas-liquid mixing flow. Suitable flow control means are disclosed for the gas and the liquid respectively.