The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 2012
Filed:
Dec. 24, 2008
Masaaki Kawai, Nishikasugai County, JP;
Kenji Morimoto, Kasugai, JP;
Masaaki Kawai, Nishikasugai County, JP;
Kenji Morimoto, Kasugai, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A porous fired body including a structure that aggregates are bonded by a bonding material, wherein the aggregates include oxide particles having a larger thermal capacity per unit volume than an SiC particle and SiC, the bonding material includes metallic Si, volume ratio of the metallic Si in the whole porous fired body is between 8 and 43% by volume, volume ratio of the particles of the oxide in the whole aggregates is between 14 and 55% by volume, the SiC particles and the oxide particles respectively include one or more particle groups, and an average particle size of each particle group is within a range of between 5 and 100 μm.