NON-WOVEN FABRIC FOR TREATING EXHAUST GAS AND EXHAUST EMISSION CONTROL DEVICE

摘要

The invention relates to a non-woven fabric (1) for treating exhaust gas comprising a plurality of metallic filaments (2) and having at least two types of different contours (3) of the metallic filaments (2). The invention further relates to an exhaust emission control device (4) that comprises a channel structure (5) through which exhaust gas can flow at least partially, wherein the channel structure (5) is made at least partially with such a non-woven fabric (1).