Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Making composite or hollow article
Reexamination Certificate
2007-02-13
2007-02-13
McDonald, Rodney G. (Department: 1753)
Powder metallurgy processes
Powder metallurgy processes with heating or sintering
Making composite or hollow article
C419S030000, C419S032000, C419S048000, C419S049000, C204S298120, C204S298130
Reexamination Certificate
active
10243948
ABSTRACT:
Spent sputtering targets are refurbished by filling the depleted region of the target with new sputter material using a hot isostatic pressing or HIP'ing technique.
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Kunkel Bernd
Sandlin Michael
Zhang Wenjun
Heraeus Inc.
McDermott Will & Emery LLP
McDonald Rodney G.
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