1.喷煤高炉越来越多国外高炉喷煤绝大部分都是在最近十年国发展起来的,据不完全统计,国外现在已有喷煤高炉100余座。西欧从1980年第一座高炉开始喷煤以来,到1991年已有42座喷煤高炉。日本从1981年第一座高炉开始喷煤以来到1992年,五大公司已有喷煤高炉25座,1992年12月末统计,全日本在生产的33座高炉中,有27座喷煤高炉(占82%). 1. Blasting Blast Furnace More and more foreign blast furnace coal injection are mostly developed in the last decade, according to incomplete statistics, foreign countries now have more than 100 coal-fired blast furnace. Since 1980, western Europe has started to spray coal from the first blast furnace, and by 1991 there have been 42 coal injection blast furnaces. Since the first blast furnace in Japan began in 1981, coal-fired blast furnaces have been set up in five major companies since 1992. At the end of December 1992, of the 33 blast furnaces produced in Japan, there are 27 blast furnaces (82 %).