Metal working – Method of mechanical manufacture – Impeller making
Reexamination Certificate
2011-01-18
2011-01-18
Chang, Rick K (Department: 3726)
Metal working
Method of mechanical manufacture
Impeller making
C029S889000, C029S889200, C228S178000
Reexamination Certificate
active
07870670
ABSTRACT:
The invention proposes a process for producing components (10) or semi-finished products which contain intermetallic titanium aluminide alloys, which includes the following process steps: rough contouring of a plurality of plate-like bodies (11) so as to correspond to a desired final shape of the component (10) or semi-finished product, some of these plate-like bodies or all the plate-like bodies consisting of titanium aluminide alloys; carrying out surface-to-surface joins between the plurality of plate-like bodies (11) stacked on top of one another so as to form an overall body (10); and forming the desired final shape of the overall body (10). The invention also concerns a component, in particular for jet engines, which is produced using this process.
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Appel Fritz
Oehring Michael
Paul Jonathan
Chang Rick K
GKSS-Forschungszentrum Geesthacht GmbH
Hovey & Williams, LLP
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