Solid flight conveying screw for furnace
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United States of America Patent
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Jan 26, 1999
Grant Date -
N/A
app pub date -
Apr 25, 1997
filing date -
Apr 25, 1997
priority date (Note) -
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Abstract
A fluid cooled conveying screw adapted for rotary hearth furnaces. A plurality of solid alternating single and double flights are affixed to an outer barrel. The single flights are at least partially cladded to withstand the rigors of the furnace. The double flights extend partially down the barrel.
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