F01N2210/06 - CPC Classification Index

ClassID:

137963 ⎘

F01N2210/06 - CPC Classification

Classification description:

Combination of methods of silencing Throttling-expansion and interference

Recent Application in this class:

20240183294

SOUND-ABSORBING SILENCER HAVING DIFFUSE REFLECTION STRUCTURE

20210231036

MUFFLER SYSTEM

20190032530

Combined exhaust gas silencer

16029807

Exhaust valve and active noise control for compact exhaust system