A pillar-shaped honeycomb structural body includes a first end face and a second end face substantially parallel to each other; and a peripheral surface connecting the first end face and the second end face. The first end face and the second end face have similar peripheral shapes. A taper rate P satisfies...http://www.google.fr/patents/US20080190083?utm_source=gb-gplus-shareBrevet US20080190083 - HONEYCOMB STRUCTURAL BODY AND EXHAUST GAS TREATING APPARATUS
HONEYCOMB STRUCTURAL BODY AND EXHAUST GAS TREATING APPARATUS
Numéro de demande: 11/874,790 Numéro de publication: US 2008/0190083 A1 Date de dépôt: 18 oct. 2007 Brevet délivré: US7811351 ( Date de délivrance 12 oct. 2010)
