Rotary hearth furnace with lightened construction
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United States of America Patent
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-
Oct 23, 2001
Grant Date -
N/A
app pub date -
Jun 8, 2000
filing date -
Jun 9, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A rotary hearth furnace, in particular for the treatment of minerals or oxidized materials, includes a toroidal chamber wherein the bottom wall, i.e., the hearth, rotates as to the rest of the chamber the hearth includes a refractory material layer supported on a frame which includes the tracks cooperating with the wheels, placed on the ground, for the sliding and/or driving of said hearth. The frame includes several girts radial as to the hearth, angularly equidistant from each other, and at least two circular sliding girders, positioned next to the outer and inner peripheral edge of said hearth. The sliding girders are in contact with the hearth sliding and/or driving wheels through the suitable tracks, and the wheels are angularly equidistant from each other with the same angular pitch of the radial girts.
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Cited Art Landscape
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