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PCE
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DIFF Subgroup
F23L 9/02

by discharging the air above the fire

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Passages or apertures for delivering secondary air for completing combustion of fuel > by discharging the air above the fire

CPC:

Passages or apertures for delivering secondary air for completing combustion of fuel (baffles or deflectors in air inlets F23M9/02) > by discharging the air above the fire

No child classifications to compare. This is a leaf node in both IPC and CPC.