| 1. | Abstract : the research and operational practice show that adding bof sludge in shaft furnace pelletiziing process could increasing pellets grade and improving its metallurgical properties . as this kind of pellets used in bf operation , obviously benefit will gained 文摘:研究与生产实践证明,在竖炉球团生产中配入炼钢尘泥,能使球团矿品位提高,冶金性能有所改善,用于高炉冶炼生产,效果显著。 |