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. 10, 2009
Filed:
May. 30, 2006
Pragna Subhash Patel, Wyomissing, PA (US);
Trung D. Nguyen, Houston, TX (US);
Charles Pence Burke, Humble, TX (US);
George Frank Denardo, Jr., Schnecksville, PA (US);
Pragna Subhash Patel, Wyomissing, PA (US);
Trung D. Nguyen, Houston, TX (US);
Charles Pence Burke, Humble, TX (US);
George Frank DeNardo, Jr., Schnecksville, PA (US);
Greene, Tweed of Delaware, Inc., Wilmington, DE (US);
Abstract
A glass-to-meal seal for use in high temperature and high pressure environments is described. The glass-to-metal seals includes an optical fiber having a metallized portion, the metallized portion having an outer dimension; an object having a high strength, corrosion-resistant alloy, the object having an outer surface and an inner surface defining a bore, the bore having a dimension larger than the outer dimension of the metallized portion of the optical fiber; and a hardened solder material disposed between the metallized portion of the optical fiber and the inner surface of the bore, such that a hermetic seal is provided between the metallized portion of the optical fiber and the inner surface of the bore; wherein the solder includes a substance having a melting temperature greater than about 250° C.