Arrangements for supply of additional air

Full Title

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust > for rendering innocuous > by thermal or catalytic conversion of noxious components of exhaust > characterised by constructional aspects of converting apparatus > Arrangements for supply of additional air

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES

Subclass:

GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES

Child Classifications

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• F01N 3/32 using air pumps
• F01N 3/34 using air conduits or jet air pumps, e.g. near the engine exhaust port