Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 11, 2008
Patent Application Number
10949082
Date Filed
September 24, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods for rapid prototype casting metal components, wherein the metal components are cast in a secondary ceramic mold, the secondary ceramic mold is cast in a primary mold, and the primary mold is formed by rapid prototyping or rapid manufacturing. The secondary ceramic mold may comprise a one-piece integral shell and core(s), and the metal components may have at least one hollow portion or void therein, such as a hollow airfoil for a gas turbine engine.
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