METHOD FOR PRODUCING IRON ORE PELLETS
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United States of America Patent
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Issued Date -
May 16, 2024
app pub date -
May 13, 2021
filing date -
Apr 1, 2021
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Abstract
A method for producing iron ore pellets for operation of a blast furnace, where the iron ore pellets have a CaO/SiO2 mass ratio greater than or equal to 0.8 and a MgO/SiO2 mass ratio greater than or equal to 0.4, the method including balling green pellets by adding water to an iron ore material and dolomite and firing the green pellets. The dolomite is in a miniaturized state in a structure of the green pellets.
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