Abstract
Granulated pig iron is decarburized with iron oxide, and the low-carbon product is rolled directly to compact steel. Called the Stora Powder Steel Process, it was developed by the Research Department of Stora Koppar-bergs Bergslags A/B, Sweden.
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References
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Kalling, B., Eketorp, S. & Backstrom, S. Sweden: Iron Powder to Rolled Steel in one Operation. JOM 9, 1440–1444 (1957). https://doi.org/10.1007/BF03377940
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DOI: https://doi.org/10.1007/BF03377940