Cupola slag cement mixture and methods of making and using the same
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United States of America Patent
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Feb 18, 2003
Grant Date -
Apr 4, 2002
app pub date -
Feb 16, 2001
filing date -
Feb 18, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A slag cement mixture and process of making the same is disclosed. The slag cement mixture is composed of cupola slag and portland cement. The cupola slag is optionally ground granulated. One embodiment of the process includes rapidly quenching the slag by submersion into water or by spraying water onto it, and grinding the resulting product to achieve a fineness of at least 6,000 cm.sup.2 /g. The process also includes the addition of 35% ground granulated cupola slag to portland cement to achieve a stronger and harder cement than portland cement alone.
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