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:
Mar. 13, 2007
Filed:
Jan. 18, 2005
Jeffrey E Cortright, Corning, NY (US);
Lisa a Lamberson, Painted Post, NY (US);
Pamela a Maurey, Savona, NY (US);
Robert M Morena, Lindley, NY (US);
Jeffrey E Cortright, Corning, NY (US);
Lisa A Lamberson, Painted Post, NY (US);
Pamela A Maurey, Savona, NY (US);
Robert M Morena, Lindley, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.–800° C., the seal having a CTE in the 100×10/° C. to 120×10/° C., wherein the sealing material comprises in weight %, of: (i) a 80 to 95 wt % of glass frit, the glass frit itself having a composition in mole percent of: SiO70–85%; AlO0–5%; NaO0–8%; KO 10–25%; ZnO 0–10%; ZrO0–6%; MgO 0–7%; TiO0–2%; and (ii) and 5 wt % to 25 wt % of addition comprising at least one of: alumina, zirconia or leucite.