Refractory protection tube for immersion molten metal devices
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United States of America Patent
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-
Aug 28, 1984
Grant Date -
N/A
app pub date -
Jul 5, 1983
filing date -
Jul 5, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A refractory protection tube for immersion molten metal parameter determining devices having a thin perforated metal tube with a coating of refractory fibers and a binder to provide thermal insulation, freedom from out-gassing and mechanical strength.
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- Non-US Classification not provided for expired patents
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