Process to clean the flue gas of a gas boiler, has an extended flue having cooling and condensing means as well as a washing process for the flue gas

摘要

The burner (3) has fuel gas (1) injected (2) to burn in the chamber (4) with a neutralizing agent (5) and a descending part (6) of the flue contains an additional heater (9) and evaporator (8) and economizer units (10,11) before heating (12,13) in an ascending section (7) for discharging (29).