The self-baking carbon block first used on large-sized blast furnace in AISC and the technology for self-baking carbon block-ceramic brickwork compound hearth lining is developed.

• 鞍钢为实现高炉长寿，首次在大型高炉上应用自焙碳块，并开发出自焙碳块-陶瓷砌体复合炉缸内衬技术。