A Kettle Reboiler Heat Exchanger is used to vaporize liquid from the bottom of distillation columns. It uses steam or another heating medium flowing through tubes to generate vapor in the shell. Commonly used in refineries and chemical plants, it offers high efficiency and easy operation. https://www.heatexchanger.co.in/Heat-Exchanger/Kettle-Reboiler-Type-Heat-exchanger/