Metal fusion bonding – Process – Plural joints
Reexamination Certificate
2005-02-22
2005-02-22
Zimmerman, John J. (Department: 1775)
Metal fusion bonding
Process
Plural joints
C228S219000, C228S235200, C228S262710, C428S635000, C428S660000, C428S614000, C428S609000
Reexamination Certificate
active
06857558
ABSTRACT:
A method of forge welding laminates of titanium and titanium alloys includes interleaving first and second pluralities of metal pieces in an enclosure, filling the enclosure with an inert gas, heating the enclosure and the first and second pluralities of metal pieces, and mechanically pressing the enclosure on a first axis with a force sufficient to cause the first and second pluralities of metal pieces to forge-weld together. The first and second pluralities of metal pieces may be metallurgically dissimilar from each other, and may each comprise a percentage of titanium.
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U.S. Appl. No. 60/343,865.
Bybee Charles
Cottrell William
Ferry, III Robert Thomas
Seed IP Law Group PLLC
Zimmerman John J.
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