F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
F01N1/00—Silencing apparatus characterised by method of silencing
F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series
Bruleur pour la combustion d'un melange combustible/air, comprenant une pluralite d'ailettes qui s'etendent dans le sens de l'axe d'ecoulement du melange
Abzweigflansch, Abzweigvorrichtung umfassend ein Hauptrohr und besagter Abzweigsflansch, und Anschlussverfahren eines solchen Abzweigungsflansches durch Schweissen