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. 10, 2013
Filed:
Jun. 26, 2012
Milivoj Konstantin Brun, Ballston Lake, NY (US);
Anteneh Kebbede, Schenectady, NY (US);
Sean Michael Sweeney, Schenectady, NY (US);
Timothy James Yosenick, Glenville, NY (US);
Milivoj Konstantin Brun, Ballston Lake, NY (US);
Anteneh Kebbede, Schenectady, NY (US);
Sean Michael Sweeney, Schenectady, NY (US);
Timothy James Yosenick, Glenville, NY (US);
General Electric Company, Niskayuna, NY (US);
Abstract
Disclosed herein is a spinel article. The article includes a spinel material, wherein the spinel material has a monomodal grain size distribution with average grain sizes of less than or equal to about 15 micrometers, and a biaxial flexural strength of greater than or equal to about 300 megapascals when measured by a ring-on-ring flexural test as per ASTM Standard C1499-08. Disclosed herein too is a method for manufacturing a spinel article, including calcining a spinel powder; milling the powder in a milling medium; granulating the powder; screening the powder to a mesh size of about 40 to about 200 mesh; pressing the powder to form an article; burning out organics from the article; sintering the article; and hot isostatically pressing the article.