High-resistance steel strip comprising a temperature homogenisation chamber
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United States of America
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Mar 25, 2025
Grant Date -
Mar 28, 2024
app pub date -
Dec 7, 2023
filing date -
Dec 7, 2023
priority date (Note) -
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Abstract
Method for thermally treating a scrolling steel strip (5), said method comprising the following steps: heating the strip (5) in a zone for heating with a direct flame (10); temperature homogenisation of the strip (5) in a homogenisation chamber (20) comprising at least one radiant heating tube (25), so as to homogenise the strip (5) in temperature after the passing thereof into the zone for heating with a direct flame (10) of the preceding step; oxidation of the strip (5) in an oxidation chamber (30) with an oxidising atmosphere having an oxygen volume concentration greater than 1%; reduction of the strip (5) in a reduction zone (40).
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