我国高炉喷煤取得新进展１９９２年我国高炉喷煤量比１９９１年增加３４万吨，增长１３．５％，重点企业的喷煤比达吨铁５０．３ｋｇ。１９９２年高炉喷煤进展最快的是天津铁厂，吨铁喷煤比达８７ｋｇ，比１９９１年增加２７ｋｇ，进入全国领先行列。鞍钢、包钢、梅山、马... China’s blast furnace coal injection made new progress In 1992, the blast furnace coal injection in China increased by 340,000 tons compared with 1991, an increase of 13.5%, key enterprises injection of coal than the amount of iron 50.3kg. In 1992, blast furnace pulverized coal was the fastest-growing ironworks in Tianjin, with a ratio of 87 kg per tonne of iron injected coal, an increase of 27 kg over 1991, leading to the nation’s top ranks. Anshan Iron and Steel, Baotou Steel, Meishan, Ma ...