PROCESS FOR MELTING &/ REFINING STEEL

摘要

The invention provides a process and apparatus for melting and/or refining steel in an arc furnace (1) comprising the steps of providing a steel melt (6) in the furnace; injecting a stirring or processing gas (3) directly into the steel melt from below the surface of the melt therein; introducing solid carbonaceous material (5) from above onto or through the upper surface of the melt in the refining vessel; and introducing oxygen (7) into the vessel.