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为提高转炉的炉龄,美国阿姆科钢公司阿什兰厂的氧气转炉炼钢车间于1982年9月21日在世界上首次采用了由该公司研制成功的自动立式火焰喷补工艺对炉衬进行维护。采用立式
In order to improve the furnace age of the converter, the oxygen converter steelmaking plant of the Ashland plant of Amcor Steel Company of the United States adopted for the first time in the world on September 21, 1982 an automatic vertical flame spraying process developed by the company Lining for maintenance. Vertical