Process and installation for granulating slag
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United States of America Patent
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Nov 6, 2012
Grant Date -
Dec 24, 2009
app pub date -
Aug 28, 2009
filing date -
Sep 25, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a process for granulating slag, from a blast furnace or a smelting reduction plant, in which a granule/water mixture formed during the granulation is fed to a granulation tank and then to a dewatering installation, in which the slag granules are dewatered. H2S-containing vapors and gases formed during the granulation are at least partially condensed by injection of water in a condensation space which is flow-connected to the granulation tank. H2S-containing residual gases are discharged from the compensation space below the water injection point, H2S is burnt.
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