F22B21/343

Arrangement and method in soda recovery boiler

An arrangement and a method in a soda recovery boiler, in a furnace (1) of which recovery boiler there are arranged screen tubes (7) and which recovery boiler comprises a second pass (9) in which is arranged at least one superheater (4). The second pass (9) is arranged for being cooled with cooling medium coming from the screen tubes (7).