Control pin
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United States of America Patent
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Oct 9, 2007
Grant Date -
Dec 21, 2006
app pub date -
Apr 26, 2006
filing date -
Jun 16, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A control pin for controlling the flow of liquid metal in a casting process includes an elongate body member, the body member being made at least partially of a composite ceramic material that includes a fibrous reinforcing material embedded within a ceramic matrix, and a failsafe element embedded within the composite ceramic material.
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