Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tomoo Nakamura0
Date of Patent
March 29, 2011
0Patent Application Number
116311920
Date Filed
July 14, 2005
0Patent Primary Examiner
Patent abstract
A method for manufacturing a porous honeycomb structure, which comprises a mixing and kneading step, a forming and then drying step, and a firing and then cooling step of firing a dried honeycomb article to form a fired honeycomb article and then cooling the fired honeycomb article to prepare a porous honeycomb structure, wherein the fired honeycomb article is cooled from the firing temperature under a cooling condition of a temperature falling speed of 100° C./hr or less at least in a temperature region of 800° C. or lower.
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