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:
Feb. 27, 2001
Filed:
Apr. 25, 2000
Michael A. Burke, Pittsburgh, PA (US);
Paul J. Zombo, Cocoa, FL (US);
Siemens Westinghouse Power Corporation, Orlando, FL (US);
Abstract
A method of bonding together at least two long, metal alloy segments, of turbine components, such as turbine blade segments (,and,) by: putting a melting point depressant between the segments at bond planes (,) between contracting segments; forming a heated zone across the segments and a heated front (,); where melt pools (,) form in a molten zone (,) at the heated front which front (,), pools (,) and zone (,) continuously move and pass along the bond planes (,); where crystal re-growth (,) occurs along the bonding planes to form bonds (,) between the individual segments (,and,) behind the moving molten zone (,).