US 11,702,955 B2
Component repair system and method
Michael Robert Millhaem, Cincinnati, OH (US); Andrew Crispin Graham, Badminton (GB); Byron Andrew Pritchard, Jr., Loveland, OH (US); David Scott Diwinsky, West Chester, OH (US); Jeremy Clyde Bailey, Liberty Township, OH (US); Michael Edward Eriksen, Cincinnati, OH (US); and Ambarish Jayant Kulkarni, Glenville, NY (US)
Assigned to General Electric Company, Schenectady, NY (US); and Oliver Crispin Robotics Limited, Altrincham (DE)
Filed by General Electric Company, Schenectady, NY (US); and Oliver Crispin Robotics Limited, Altrincham (GB)
Filed on Jan. 6, 2020, as Appl. No. 16/735,191.
Claims priority of provisional application 62/792,179, filed on Jan. 14, 2019.
Prior Publication US 2020/0224552 A1, Jul. 16, 2020
Int. Cl. F01D 25/00 (2006.01); F02C 7/30 (2006.01)
CPC F01D 25/002 (2013.01) [F02C 7/30 (2013.01); F05D 2230/80 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method of repairing a component of a gas turbine engine in situ, the component comprising a deposit, the method comprising:
directing an insertion tube into an interior of the gas turbine engine such that a distal end of the insertion tube is positioned proximate the component; and
providing a heated flow of gas through the insertion tube to heat the component,
wherein providing the flow of gas through the insertion tube comprises providing the heated flow of gas through the insertion tube at a temperature greater than about 500 degrees Fahrenheit and less than about 1200 degrees Fahrenheit.