Turbine blade and a method of manufacturing and repairing a turbine blade
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
May 5, 2005
app pub date -
Nov 3, 2003
filing date -
Nov 3, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A turbine blade and a process for manufacture of turbine blades is provided comprising: casting as one piece a blade body and a first portion of an airfoil; forming a tip section having a tip cap and a second portion of an airfoil which is sized to fit on the first portion of the airfoil; and attaching the first portion of the airfoil to the second portion of the airfoil. A process for repairing turbine blades is provided which comprises: removing the tip cap and a portion of the airfoil from the blade to form a repair surface on the airfoil; forming a replacement tip section comprising a replacement tip cap and a replacement portion of the airfoil sized to fit onto the repair surface; and attaching the replacement tip section to the repair surface.
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