Patent ID: 7617675

Claim:
An exhaust gas system ( 100 ) for a combustion engine with at least one external housing ( 10 ), which contains at least one rear shell ( 12 ) and one front shell ( 11 ), and with a catalyst chamber ( 20 ), in which at least one catalyst element ( 33 , 34 ) is arranged, and with an exhaust gas duct ( 23 ), from which exhaust gas is conveyed from the catalyst chamber ( 20 ), characterised in that an interior space of the external housing ( 10 ) is divided by the catalyst chamber ( 20 ) into at least two gas-tight zones ( 18 , 19 ) separated from and not in fluid communication with one another, the catalyst chamber ( 20 ) also forms the exhaust gas duct ( 23 ), the catalyst chamber ( 20 ) comprising at least two chamber halves ( 21 , 22 ), and the exhaust gas duct ( 23 ) being provided materially uniform and in one piece in at least one chamber half ( 21 , 22 ).