Metal fusion bonding – Process – Repairing – restoring – or renewing product for reuse
Reexamination Certificate
2005-06-07
2005-06-07
Cooke, Colleen P. (Department: 1754)
Metal fusion bonding
Process
Repairing, restoring, or renewing product for reuse
C228S182000, C219S091200
Reexamination Certificate
active
06902096
ABSTRACT:
A method of repairing a part, such as a rotating disk/drum rotor of a gas turbine engine. The method includes: heating a contact area of a wrought material and a contact area of a wrought part; and pressing the contact area of the material against the contact area of the part to bond the parts. A method of making a rotating part of a gas turbine engine, comprising: heating a contact area of a wrought material and a contact area of a wrought part; and pressing the contact area of the material against the contact area of the part to bond the parts. The methods may include a subsequent heat treatment to provide the desired strength properties to the joint between the material and the part.
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DeMichael Thomas
Robertson John M.
Walker Raymond M.
Bachman & LaPointe P.C.
Cooke Colleen P.
United Technologies Corporation
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