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:
Jul. 21, 2009
Filed:
Oct. 01, 2004
Applicants:
Charles W. Connors, Jr., Barrington, IL (US);
Shirish Shah, Carol Stream, IL (US);
Inventors:
Charles W. Connors, Jr., Barrington, IL (US);
Shirish Shah, Carol Stream, IL (US);
Assignee:
Magneco/Metrel, Inc., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/00 (2006.01); B22C 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of casting a refractory article. The method includes providing a mold formed from a slurry composition comprising plaster and fibers and adding a refractory composition to the mold. The method also includes allowing the refractory composition to set. The refractory composition comprises colloidal silica.