Vitreous silica-based plastic refractory
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United States of America Patent
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Aug 23, 1994
Grant Date -
N/A
app pub date -
Jul 26, 1993
filing date -
Jul 26, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A vitreous silica-based plastic refractory comprising at least 50 wt. % vitreous silica having a purity of at least 99% silica, a refractory plasticizer, and a bonding system containing an alpha alumina-containing alumina capable of reacting with phosphoric acid to form an aluminum phosphate bond and phosphoric acid.
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