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US 2026/0043101 A1Published application
Adjusting carbon content in direct reduced iron
AssigneePrimetals Technologies Austria GmbH
InventorsBernhard HIEBL, Norbert REIN, Johann WURM, Karl-Heinz ZELLINGER
Life of this patent
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Abstract
A method for introducing carbon into direct reduced iron (DRI), wherein at least one solid carbon carrier is added to the DRI, and the DRI is hardened once the solid carbon carrier has been added to the DRI.
Claims13
1-7. (canceled)
A process for introducing carbon into direct reduced iron (DRI) produced in a direct reduction unit, comprising:
- adding at least one solid carbon carrier to DRI produced outside the direct reduction unit;
- wherein no compaction of the DRI takes place before addition of the solid carbon carrier to the DRI;
- and
- wherein, after addition of the solid carbon carrier to the DRI, the DRI undergoes compaction.
1 more element
Dependencies are inferred from the claim text.