Fiber reinforced plaster molds for metal casting
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United States of America Patent
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-
Apr 4, 1989
Issued Date -
N/A
app pub date -
Sep 7, 1984
filing date -
May 19, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved composition and process for preparing plaster molds used in casting nonferrous metals is provided wherein plaster molds are prepared from particulate calcium sulfate molding plaster admixed with insoluble calcium sulfate anhydrite whisker fibers.
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Cited Art Landscape
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