Abstract: The converter relining is an important part of BOF. In order to satisfy the needs of large converter relining, an economical and efficient large converter top relining method was improved, based on integrating several popular forms of converter top relining methods, which was adapted for the current development of domestic steelmaking plant. Practice shows that it was a rational, reliable, economical method with high automation. It could greatly reduce the labor intensity, shorten the time of relining, and improve the working environment of workers.

Key words: converter, converter relining, improved top relining method