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:
May. 03, 1994
Filed:
Aug. 12, 1991
Applicant:
Inventors:
Ilhan A Askay, Bellevue, WA (US);
David L Milius, Seattle, WA (US);
Mehrdad Yasrebi, Clackamas, OR (US);
Gyeung H Kim, Seattle, WA (US);
Mehmet Sarikaya, Seattle, WA (US);
Assignee:
The Washington Technology Center, Seattle, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
156 89 ; 164100 ; 164109 ; 264 44 ; 264 62 ;
Abstract
Composites of ceramic and metal exhibiting high fracture strength and toughness are formed from layers of the ceramic that have unequal concentrations and unequal porosity. The composites are made by a process that involves arranging layers of the ceramic in a predetermined pattern to provide a body that can be fully infiltrated by the metal.