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:
Nov. 23, 2004
Filed:
Aug. 20, 2002
Applicant:
Inventors:
Grigoriy Grinberg, Sylvania, OH (US);
David Robert Collins, Saline, MI (US);
Matthew M. Shade, Plymouth, MI (US);
Assignee:
Ford Motor Company, Dearborn, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/00 ; B22D 2/300 ; B22D 2/900 ;
U.S. Cl.
CPC ...
B22C 1/00 ; B22D 2/300 ; B22D 2/900 ;
Abstract
A method of making a spray formed article includes the steps of providing a sand pattern and spraying metal material toward the sand pattern to form the desired article. The sand pattern is made from a sand molding composition comprising refractory materials and binder. The refractory material comprises at least about 15 weight percent alumina, based on the total weight of the refractory material.