Withdrawal device for a shaft furnace
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United States of America Patent
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-
Aug 28, 2001
Grant Date -
N/A
app pub date -
Aug 16, 2000
filing date -
Nov 7, 1997
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to a shaft furnace (1), in particular a direct-reduction shaft furnace, having a bed (2) of lumpy material, in particular lumpy material containing iron oxide and/or iron sponge, having worm conveyors (3) which penetrate through the shell of the shaft furnace for discharging the lumpy material from the shaft furnace (1), which conveyors are arranged above the base area of the shaft furnace (1) and are mounted in the shell of the shaft furnace.
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