Metal fusion bonding – Process – Diffusion type
Reexamination Certificate
1990-11-19
2011-12-27
Lorengo, Jerry (Department: 1793)
Metal fusion bonding
Process
Diffusion type
C228S195000, C228S057000
Reexamination Certificate
active
08083124
ABSTRACT:
A method for joining a plurality of single crystal members includes providing a bonding foil with a composition match with that of the members and with a bonding temperature within the gamma prime solution temperature range of the members, but below the melting temperature of the foil and below the incipient melting temperature of the members. The foil is disposed between and in contact with opposing members to be joined while heated to and held at the bonding temperature for at least 10 hours.
REFERENCES:
patent: 3859144 (1975-01-01), Basche et al.
patent: 4038041 (1977-07-01), Duvall et al.
patent: 4122992 (1978-10-01), Duvall et al.
patent: 4700881 (1987-10-01), Ryan
Darolia Ramgopal
Grossklaus, Jr. Warren Davis
Matey David Michael
Smith Murray Sawyer
Stanek Paul Wencil
General Electric Company
Lorengo Jerry
McDonough James E
McNees Wallace & Nurick LLC
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