Shaft furnace
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 6, 1999
Grant Date -
N/A
app pub date -
Oct 8, 1996
filing date -
Oct 8, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An improved hearth section for a shaft furnace may comprise a plurality of splines mounted to the side wall of the hearth section in spaced-apart circumferential positions so that each of the splines extends radially inward from the side-wall and into the interior of the hearth section. The floor of the hearth section may include a plurality of stand-offs positioned in generally spaced-apart relation and that extend upward from the floor and into the interior of the hearth section.
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