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Blast furnace operation - injecting reducing gases at two levels to reduce coke consumption and increase furnace output
Blast furnace operation - injecting reducing gases at two levels to reduce coke consumption and increase furnace output
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机译：高炉操作-在两个级别上注入还原气体以减少焦炭消耗并提高炉产量
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摘要
Process comprises injecting reducing gases (a) into the hearth, pref. through the main tuyeres, the gas being heated to 1700-2500 degrees C by a plasma torch, and (b) at a higher level, pref. at the lower part of the reserve zone, at 900-1100 degrees C.
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