Method and apparatus for production of a cast component
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Abstract
A system for producing cast components from molten metal. One form of the present invention includes a system for the precision pouring of molten metal within a casting mold. The precision pouring system is driven by a pressure differential.
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Citations
169 Claims
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1-158. -158. (canceled)
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159. A method, comprising:
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building a integral ceramic casting mold shell by a free form fabrication technique, the casting mold shell has an internal cavity adapted to receive a molten metal; reinforcing the ceramic casting mold shell; positioning a metallic starter seed within the ceramic casting mold shell, the metallic starter seed is positioned to receive molten metal therein; filling the internal cavity with molten metal; and withdrawing heat through the metallic starter seed to directionally solidify the molten metal within the internal cavity. - View Dependent Claims (160, 161, 162, 163, 164, 165, 166, 167, 168, 169)
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Specification