Method of making ultra-low carbon and sulfur steel
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United States of America Patent
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Dec 5, 1995
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N/A
app pub date -
Jan 26, 1994
filing date -
Jan 26, 1994
priority date (Note) -
Expired
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Abstract
A method of making ultra-low carbon, ultra-low sulfur content steel comprising introducing molten metal and slag into a vacuum decarburizer to reduce the carbon content of the metal to below 0.005%, followed by deoxidizing the molten steel, deoxidizing the slag and mixing the slag with the molten steel to reduce the sulfur content to below 0.005%.
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