CATALYTIC BOILER Russian patent published in 2008 - IPC F24H1/46 F23B10/00 F23C9/06 F23G7/06 

FIELD: heat supply systems.

SUBSTANCE: boiler comprises ash pit with a door, furnace, and handle of the furnace door. The ash pit with the door, handle of the ash pit door, and fire grate underlie the furnace. The straight vertical convector pipes are mounted to the inner side of the boiler over its periphery. The top section of the furnace has a baffle that forms afterburning chamber and heat exchanging chamber. The afterburning device comprises housing whose grooves receive two catalytic grates. The nozzles for supply of secondary air are interposed between the catalytic grates. The flow rate of the secondary air is controlled by the tab bimetallic valves. The hot furnace gases discharged from the heat exchanging chamber enter the chamber of the temperature control system. The gas duct connects the furnace with the chamber of the temperature control system..

EFFECT: enhanced efficiency and safety.

1 cl, 3 dwg