REFINING AGENT AND REFINING METHOD

A refining agent contains Al, MgO, and CaO as main components, and uses dolomite as a MgO source and CaO source. When the refining agent is supplied into molten iron, it produces Mg vapor due to a reaction in the molten iron, and causes a refining reaction by the Mg vapor.

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Bibliographic Details
Main Authors TAKAHASHI, KENJI, NAKAI, YOSHIE, SHIMIZU, HIROSHI, OKAMURA, TATSUYA, MATSUNO, HIDETOSHI, MURAI, TAKESHI, KAWASHIMA, TAKESHI, ISAWA, TOMOO, KIKUCHI, YOSHITERU, NIMURA, YOICHI
Format Patent
LanguageEnglish
French
German
Published 10.09.2008
Edition7
Subjects
CHEMISTRY
MANUFACTURE OF IRON OR STEEL
METALLURGY
METALLURGY OF IRON
PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL
TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
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Summary:A refining agent contains Al, MgO, and CaO as main components, and uses dolomite as a MgO source and CaO source. When the refining agent is supplied into molten iron, it produces Mg vapor due to a reaction in the molten iron, and causes a refining reaction by the Mg vapor.
Bibliography:Application Number: EP20010965664