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:
Sep. 28, 2010
Filed:
Dec. 29, 2006
Applicants:
Kazushige Ohno, Gifu, JP;
Hiroki Sato, Gifu, JP;
Masayuki Hayashi, Gifu, JP;
Inventors:
Assignee:
Ibiden Co., Ltd., Ogaki-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 33/32 (2006.01); C04B 35/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ceramic honeycomb structural body is manufactured by molding silicon carbide raw powders into a honeycomb pillar shape and then firing it to form a sintered body. The silicon carbide raw powders are comprised of about 60 to about 80% by mass of particles of first particle group having one frequency peak in the particle size distribution and a particle size of 1.0 μm to about 100 μm, and about 20 to about 40% by mass of particles of a second particle group having a particle size of about 0.1 μm or more and less than 1.0 μm.