A honeycomb filter for purifying exhaust gases, which makes it possible to alleviate a thermal stress generated due to occurrence of a local temperature change, is less likely to generate cracks, and is excellent in strength and durability. The honeycomb filter has a structure in which a plurality of...http://www.google.fr/patents/US7309370?utm_source=gb-gplus-shareBrevet US7309370 - Honeycomb filter for exhaust gas decontamination
