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:
Apr. 21, 2009
Filed:
Sep. 21, 2004
Liang A. Xue, Canton, OH (US);
Jean Yamanis, South Glastonbury, CT (US);
James Piascik, Randolph, NJ (US);
Estela T. Ong, Chicago, IL (US);
Liang A. Xue, Canton, OH (US);
Jean Yamanis, South Glastonbury, CT (US);
James Piascik, Randolph, NJ (US);
Estela T. Ong, Chicago, IL (US);
General Electric Company, Schenectady, NY (US);
Abstract
A sealant composition for use in sealing solid oxide fuel cells is provided which comprises a glass component which comprises a mixture of alkali-free inorganic oxides, and an optional filler component dispersed in the glass component, said filler component being up to 40% by weight of the composition. The glass component can include, on a mole basis, 20 to 50% BaO, 1 to 10% YO, 5 to 20% BO, 10 to 30% SiO, 3 to 35% MgO, 2 to 20% CaO, 1 to 10% ZnO, and 0 to 5% ZrO, and exemplary filler components include zirconia, alumina, barium titanate, strontium titanate, and combinations thereof.