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Traditionally, large quantities of oxygen have been used in the steel manufacturing. |
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Auxiliary combustion of furnace, oxidation for decarbonization and mixing: oxygen, carbon dioxide and argon |
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Oxygen enrichment for blast furnaces: oxygen |
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Air interception, blow churning: argon and nitrogen |
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Purge of piping, equipment and furnace: nitrogen, argon, and helium |
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Deoxidization of bright annealing: hydrogen |
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