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. 15, 2003
Filed:
Dec. 30, 1999
Applicant:
Inventors:
Frederick W. Dynys, Chagrin Falls, OH (US);
Curtis Edward Scott, Mentor, OH (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 3/200 ; B22F 1/02 ; B28B 1/00 ; C04B 3/332 ; C04B 3/564 ;
U.S. Cl.
CPC ...
C22C 3/200 ; B22F 1/02 ; B28B 1/00 ; C04B 3/332 ; C04B 3/564 ;
Abstract
A method of making a ceramic discharge chamber comprising forming a plurality of preform chambers by assembling at least two ceramic components. The preform chambers are axially aligned within a tube, comprised of an alumina cermet. The tube containing the preform chambers is then fired at a temperature of at least 900° C.