Blast furnace for ironmaking production
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United States of America Patent
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Issued Date -
Nov 2, 2023
app pub date -
Sep 15, 2020
filing date -
Sep 15, 2020
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Abstract
A blast furnace for ironmaking production wherein iron ore is at least partly reduced by a reducing gas which is injected in the stack of the blast furnace in an injection zone, the blast furnace comprising an external wall and an internal wall in contact with matters charged into the blast furnace, wherein in the injection zone the internal wall comprises local inwards enlargements and the reducing gas injections are performed below said inwards enlargements.
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