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    • 3. 发明专利
    • Method for producing caking additive for coke
    • 生产焦糖添加剂的方法
    • JP2006274251A
    • 2006-10-12
    • JP2006055634
    • 2006-03-02
    • Kobe Steel LtdIsao MochidaShigeru Ueda成 上田勲 持田株式会社神戸製鋼所
    • MOCHIDA ISAOUEDA SHIGERUARAMAKI TOSHIHIROONOZAKI MASAKIYAHATA TEISABUROTAMURA MASAAKIORIYAMA JUNKOBASHI YASUHIRO
    • C10B57/06
    • PROBLEM TO BE SOLVED: To provide a method for producing a new and suitable caking additive for coke from a steam coal having low caking property.
      SOLUTION: Noncaking steam coal is mixed with a hydrogenated heavy solvent, introduced into a tubular reactor 10 and quickly heated. The heated coal is subjected to pyrolytic hydrogenation reaction in a tank reactor 12. The reaction product is introduced into a vacuum distillation column 18 through a flash drum 16 and the caking additive is extracted from the bottom of the vacuum distillation column 18. The vacuum heavy oil fractionated by the vacuum distillation column 18 is introduced into a solvent hydrogenation reaction column 20, hydrogenated with hydrogen and circulated as a hydrogenated heavy solvent. The caking additive is mixed with charged coal by a mixer 24 and charged to a coke oven 14.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种从具有低结块性能的蒸汽煤生产新的适用的焦炭结块添加剂的方法。 解决方案:将非结块蒸汽煤与氢化重溶剂混合,引入管式反应器10中并快速加热。 加热的煤在罐式反应器12中进行热解加氢反应。将反应产物通过闪蒸鼓16引入真空蒸馏塔18中,并将结块添加剂从真空蒸馏塔18的底部萃取。真空重 通过真空蒸馏塔18分馏的油被引入溶剂加氢反应塔20中,用氢氢化并作为氢化重溶剂循环。 将结块添加剂通过混合器24与带电煤混合并装入焦炉14.版权所有(C)2007,JPO&INPIT