Rolls for high temperature roller hearth furnaces
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United States of America Patent
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Dec 6, 1994
Grant Date -
N/A
app pub date -
Mar 24, 1993
filing date -
Mar 24, 1993
priority date (Note) -
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Abstract
Roll designs for roller hearth furnaces operating at temperatures ranging from under 1200.degree. C. to substantially higher are disclosed. A rotary mounted main roll body may be provided with a plurality of spaced tires for contacting and transporting a charge carried by the roll. An internal coolant circulation system is provided within the main roll body. Insulation may be provided around the main roll body.
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