Impregnated ceramic core and method of making
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United States of America Patent
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Apr 13, 2004
Grant Date -
N/A
app pub date -
Mar 27, 2001
filing date -
Mar 27, 2001
priority date (Note) -
Expired
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Abstract
An impregnated fired, porous ceramic core for use in an investment casting shell mold in the casting of molten metals and alloys is strengthened by impregnating the core with an aqueous emulsion of water-insoluble polymer followed by drying to remove the water.
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Cited Art Landscape
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