摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a practical process for producing a pig iron which can be used for manufacturing various types of steel of high quality, while using a variety of iron scrap as an iron source. <P>SOLUTION: The method for producing molten pig iron includes the steps of: producing molten pig iron containing carbon by using the iron scrap as the iron source, in an electric furnace; then removing copper in the molten pig iron; mixing the molten pig iron from which copper has been removed, with molten pig iron produced in a blast furnace; and desulfurizing the mixed molten pig iron. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |