Kotler V.R., Open JSC “VTI”

This method also intends creation in the furnace of a zone with a lack of oxidizer, in which nitrogen-containing components don’t convert into NO, but into the molecular nitrogen. In this zone partial conversion of the formed NO into N2 is possible. Reducing zone in this diagram is provided by a change of construction of direct-flow burners, already mentioned in it. 1.1.2.2.1.