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    • 2. 发明授权
    • Apparatus for producing blast furnace coal
    • 高炉煤生产设备
    • US4158550A
    • 1979-06-19
    • US883512
    • 1978-03-06
    • Heinrich WeberHorst DungsKlaus UrbyeFranz BeckmannHugo SchmauchKarl H. Flasche
    • Heinrich WeberHorst DungsKlaus UrbyeFranz BeckmannHugo SchmauchKarl H. Flasche
    • C10L5/04B30B11/00C10L5/02
    • C10L5/04
    • A method of producing blast furnace coke from bituminous coals, particularly coals having poor coking capacities in which the coal to be carbonized is ground, predried or preheated, mixed with binders, compressed or formed into briquets having small mechanical resistances and charged into oven chambers, is characterized by fine coals or fine coal mixtures having a swelling index in mixture according to DIN 51741, smaller than 7, and preferably, below 6, and comprising more than 50% of poorly or non-baking coal having a content of volatile matter in excess of 30% or less than 20% which coals or coal mixtures are ground up to attain a surface per unit mass, according to DIN 66145, of from 400 cm.sup.2 to 1200 cm.sup.2 per gram, with from 3% to 8% by weight of organic binders, compressing the mixture to form it into a briquet at a temperature range of from 70.degree. C. to 300.degree. C. and charging the compressed briquet into the oven chambers without substantial intermediate cooling in order to carbonize it.
    • 一种从烟煤,特别是具有不良焦化能力的煤生产高炉焦炭的方法,其中将要被碳化的煤被研磨,预干燥或预热,与粘合剂混合,压制或形成具有小机械阻力的砖并装入烘箱中, 其特征在于具有根据DIN 51741的混合物的溶胀指数小于7,优选低于6的细煤或细煤混合物,并且包含超过50%的具有挥发性物质含量的不良或非烘焙煤 超过30%或小于20%,这种煤或煤混合物被研磨以达到根据DIN 66145的每单位质量的表面积为400cm 2至1200cm 2 / g,其中3%至8%重量的 有机粘合剂,压缩混合物以在70℃至300℃的温度范围内将其形成成团块,并将压缩的坯料装入烘箱中,而不需要大量的中间冷却,以将碳酸盐 是吧