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    • 2. 发明专利
    • Method for producing ironmaking coke
    • 生产焙烧焦炭的方法
    • JP2012031235A
    • 2012-02-16
    • JP2010169685
    • 2010-07-28
    • Jfe Steel CorpJfeスチール株式会社Kobe Steel LtdNippon Steel CorpNisshin Steel Co LtdSumitomo Metal Ind Ltd住友金属工業株式会社新日本製鐵株式会社日新製鋼株式会社株式会社神戸製鋼所
    • SHISHIDO TAKAHIROOKUYAMA NORIYUKISAKAI KOJIHAMAGUCHI MAKIKOMATSU NOBUYUKI
    • C10B57/08C10B53/08
    • PROBLEM TO BE SOLVED: To provide a method for producing ironmaking coke having high strength.SOLUTION: The method for producing the ironmaking coke includes: forming a mixture containing raw material coal and a coal extract, and then carrying out carbonization. In the method, the coal extract is obtained by sequentially carrying out an extracting step of extracting a soluble component from the coal with a solvent, and affording a mixture slurry of a solvent-soluble component and a solvent-insoluble component; a taking out step of introducing the mixture slurry into a gravity settling apparatus, controlling the ratio (taking out ratio) of the amount taken out on the lower part side to the amount taken out on the upper part side of the gravity settling apparatus, and thereby taking out a floating component (A) in the solvent-insoluble component together with the solvent-soluble component from the lower part side of the gravity settling apparatus; and a solvent-removing step of removing the solvent from the floating component (A) in the solvent-insoluble component and the solvent-soluble component.
    • 待解决的问题:提供一种生产具有高强度的炼铁焦炭的方法。 解决方案:制造炼焦焦炭的方法包括:形成含有原料煤和煤提取物的混合物,然后进行碳化。 在该方法中,通过依次进行用溶剂从煤中提取可溶性成分的提取工序,得到溶剂可溶成分和溶剂不溶成分的混合浆料,得到煤提取物。 将混合浆料引入重力沉降装置的取出步骤,控制下部侧取出量与重力沉降装置的上部侧取出量之比(取出率),以及 从而从重力沉降装置的下部侧与溶剂可溶成分一起取出溶剂不溶性成分中的漂浮成分(A) 以及在溶剂不溶性成分和溶剂可溶成分中从漂浮成分(A)中除去溶剂的溶剂除去工序。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Method for producing ashless coal
    • 生产无烟煤的方法
    • JP2012031238A
    • 2012-02-16
    • JP2010169790
    • 2010-07-28
    • Jfe Steel CorpJfeスチール株式会社Kobe Steel LtdNippon Steel CorpNisshin Steel Co LtdSumitomo Metal Ind Ltd住友金属工業株式会社新日本製鐵株式会社日新製鋼株式会社株式会社神戸製鋼所
    • SAKAI KOJIOKUYAMA NORIYUKISHISHIDO TAKAHIROHAMAGUCHI MAKIKOMATSU NOBUYUKI
    • C10L5/00
    • PROBLEM TO BE SOLVED: To provide a method that efficiently and inexpensively produces ashless coal in which an ash content has been fully removed, in a solid-liquid separation process according to a gravity settling method.SOLUTION: The method sequentially includes: an extraction process of extracting a soluble component from coal using a solvent and obtaining mixture slurry of the solvent-soluble component and a solvent-insoluble component; a solid-liquid separation process of performing solid-liquid separation of the mixture slurry by using a solid-liquid separator according to the gravity settling method, wherein the solvent-insoluble component is extracted from the under side of the solid-liquid separator and the solvent-soluble component is extracted from the upper side of the solid-liquid separator; and a process of obtaining the ashless coal by removing the solvent from the solvent-soluble component. In the solid-liquid separation process, at least two solid-liquid separation processes, each process having a different ratio (extraction ratio) of the under side extraction amount to the upper side extraction amount of the solid-liquid separator, are performed. In the first solid-liquid separation process, a condensed state in which the solvent-insoluble component of the under side of the solid-liquid separator is condensed to predetermined concentration is achieved by controlling the extraction ratio, and then the second solid-liquid separation process is performed by changing the extraction ratio so as to maintain the condensed state.
    • 要解决的问题:提供一种根据重力沉降法在固液分离过程中有效且廉价地生产灰分已被完全除去的无灰煤的方法。 解决方案:该方法依次包括:使用溶剂从煤中提取可溶性组分并获得溶剂可溶组分和溶剂不溶性组分的混合浆料的提取方法; 通过使用固液分离器按照重力沉降法进行固液分离的固液分离方法,其中溶剂不溶性成分从固液分离器的下侧提取, 从固液分离器的上侧提取溶剂可溶成分; 以及通过从溶剂可溶成分除去溶剂而获得无灰煤的方法。 在固液分离方法中,进行至少两个固液分离处理,每个工序具有与固液分离器的上侧提取量不同的下侧萃取量的比例(萃取率)。 在第一固液分离工序中,通过控制萃取率,将固液分离器的下侧的溶剂不溶成分浓缩至规定浓度的浓缩状态,然后进行第二固液分离 通过改变提取比例来进行处理,以保持冷凝状态。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Method for manufacturing raw material for coke production and raw material for producing coke manufactured by the manufacture method
    • 用于制造焦糖原料的方法和用于生产由制造方法制造的焦糖的原料
    • JP2013181100A
    • 2013-09-12
    • JP2012045648
    • 2012-03-01
    • Kansai Coke & Chem Co Ltd関西熱化学株式会社Kobe Steel Ltd株式会社神戸製鋼所
    • ISHIDA KAZUHIDENISHIMURA MASARUHAMAGUCHI MAKISHISHIDO TAKAHIROOKUYAMA NORIYUKISAKAI KOJI
    • C10B57/04
    • PROBLEM TO BE SOLVED: To manufacture a raw material for producing coke, which can stably secure a caking property or fluidity, by efficiently estimating the optimal mixing condition of blended coal, obtained by mixing coal for coke making with an excessive amount of low-grade coal, by a simple technique and setting the blending quantity of coal or a caking additive, etc., having a high degree of fluidity.SOLUTION: Coal having a high degree of fluidity or a material having a high degree of fluidity to be mixed for compensating difference between characteristics of primary blended coal obtained by mixing coal for coke making with low-grade coal and characteristics of a raw material for producing desired coke is preliminarily approached to and mixed with the low-grade coal to manufacture precursor blended coal, the precursor blended coal is mixed with the coal for coke making to manufacture secondary blended coal, and the mixing ratio of the coal for coke making, the low-grade coal, the coal having a high degree of fluidity or the material having a high degree of fluidity and the precursor blended coal is set on the basis of the highest degree of fluidity being an index of each characteristic.
    • 要解决的问题:通过有效地估计通过将焦炭制造中的焦炭与过量的低等级混合获得的混合煤的最佳混合条件来制造可以稳定地确保结块性或流动性的焦炭生产原料 煤,通过简单的技术,设定具有高流动性的煤或结块添加剂的混合量等。解决方案:具有高流动性的煤或具有高流动性的材料混合以供 初步研究了混合煤焦炭制造与低档煤炭的特征之间的差异和生产所需焦炭原料特性的差异,并与低级煤混合制造前体混合煤,前体 混煤与煤炭混炼制造二次混煤,焦煤混煤比,低档煤,c 具有高流动性的液体或具有高流动性的材料,并且基于最高流动性的前体混合煤被设置为每个特性的指标。
    • 7. 发明专利
    • Method for producing ashless coal
    • 生产无烟煤的方法
    • JP2013124326A
    • 2013-06-24
    • JP2011274724
    • 2011-12-15
    • Kobe Steel Ltd株式会社神戸製鋼所
    • SAKAI KOJISHISHIDO TAKAHIROOKUYAMA NORIYUKIHAMAGUCHI MAKI
    • C10L5/00
    • C10L5/04C10L1/322
    • PROBLEM TO BE SOLVED: To control fluidity of ashless coal, and to uniformize fluidity of the ashless coal.SOLUTION: The method for producing the ashless coal includes: an ashless coal acquisition process (a solvent recovery device 8) to separate a solvent from a solution part in which components of the coal are dissolved and to obtain the ashless coal; and a mixing process (refer to symbols B1-B6) to mix two or more kinds of coal with fluidity after conversion into ashless coal different from one another, or to mix components of two or more kinds of coal with fluidity after conversion into ashless coal different from one another. The ashless coal acquisition process (the solvent recovery device 8) is a process to separate the solvent from the solution part including the components of the mixed two or more kinds of coal and to obtain the ashless coal.
    • 要解决的问题:控制无灰煤的流动性,并使无灰煤的流动性均匀化。 解决方案:生产无灰煤的方法包括:将无溶剂煤采集工艺(溶剂回收装置8)从溶解有煤的组分的溶液部分中分离出来并获得无灰煤; 和混合过程(参考符号B1-B6),将两种或更多种煤转化成不相同的无灰煤混合后混合两种以上的煤,或将两种或更多种煤的成分混合后混合成无灰煤 彼此不同 无灰煤采收方法(溶剂回收装置8)是将溶剂与包含混合的两种或更多种煤的成分的溶液部分分离并获得无灰煤的方法。 版权所有(C)2013,JPO&INPIT
    • 8. 发明专利
    • Method for producing ashless coal
    • 生产无烟煤的方法
    • JP2013124325A
    • 2013-06-24
    • JP2011274705
    • 2011-12-15
    • Kobe Steel Ltd株式会社神戸製鋼所
    • SAKAI KOJISHISHIDO TAKAHIROOKUYAMA NORIYUKIHAMAGUCHI MAKI
    • C10L5/00
    • PROBLEM TO BE SOLVED: To provide a method for producing ashless coal, with which the yield of the ashless coal is improved even when the ashless coal is produced in a coal-producing area where there is no room for selecting various kinds of raw materials (coal).SOLUTION: A raw material fractionation process to fractionate the coal according to respective predetermined particle sizes is added to the production process of the ashless coal. In order to conduct a series of treatment processes such as an extraction process etc., by using the coal in a predetermined particle size range determined based on the analytical result of the raw material analysis stage to analyze properties of the coal according to the respective predetermined particle sizes, the coal is fractionated by the raw material fractionation process according to the respective particle sizes.
    • 要解决的问题:提供一种生产无灰煤的方法,即使在没有选择各种类型的煤的生产区域生产无灰煤时,也提高了无灰煤的产率 原料(煤)。 解决方案:在无灰煤的生产过程中加入根据各自预定粒度将煤分馏的原料分馏方法。 为了进行一系列处理过程如提取处理等,通过使用基于原料分析阶段的分析结果确定的预定粒度范围内的煤,根据各自的预定值分析煤的性质 颗粒尺寸,根据各自的颗粒尺寸,通过原料分馏工艺对煤进行分馏。 版权所有(C)2013,JPO&INPIT
    • 9. 发明专利
    • Gravitational settling tank and ashless coal manufacturing method
    • 重型油罐和无渣煤制造方法
    • JP2013001900A
    • 2013-01-07
    • JP2011138094
    • 2011-06-22
    • Kobe Steel Ltd株式会社神戸製鋼所
    • SAKAI KOJISHISHIDO TAKAHIROOKUYAMA NORIYUKIHAMAGUCHI MAKI
    • C10L5/00B01D21/24
    • C10L9/10B01D21/2405B01D21/2416B01D21/2427C10L9/02
    • PROBLEM TO BE SOLVED: To provide a gravitational settling tank in which the agitation of a solid content concentrated liquid settled in the bottom is inhibited, the agitation being attributable to slurry flowing into the gravitational settling tank, and to provide an ashless coal manufacturing method using the gravitational settling tank.SOLUTION: The gravitational settling tank 3 includes: a pressure vessel 11 which precipitates the solid content contained in slurry in which coal and solvent are blended, and separates the solid-content concentrated liquid from the supernatant liquid; and a supply pipe 15 which supplies the pressure vessel 11 with the slurry. A body part 21 and a nozzle part 22 which is connected to the body part 21 and extends horizontally are provided in the supply pipe 15. A plurality of holes 23 are provided in the nozzle part 22. By virtue of this, agitation of the solid-content concentrated liquid which has settled in the bottom is inhibited. In the ashless coal manufacturing, an apparatus 100 for manufacturing ashless coal provided with the gravitational settling tank 3 is used.
    • 要解决的问题:提供一种重力沉降池,其中沉降在底部的固体成分浓缩液体的搅拌受到抑制,搅拌可归因于淤浆流入重力沉淀池,并提供无灰煤 使用重力沉淀池的制造方法。 重力沉降池3包括:压力容器11,其沉淀出混合有煤和溶剂的浆料中所含的固体含量,并将固体含量浓缩液体与上清液分离; 以及向压力容器11供给浆料的供给管15。 主体部分21和连接到主体部分21并且水平延伸的喷嘴部分22设置在供给管15中。多个孔23设置在喷嘴部分22中。由此,固体的搅动 - 底部沉降的内含浓缩液体被抑制。 在无灰煤制造中,使用设置有重力沉降槽3的无灰煤的制造装置100。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Method for producing carbon material
    • 生产碳材料的方法
    • JP2012184125A
    • 2012-09-27
    • JP2011046767
    • 2011-03-03
    • Kobe Steel Ltd株式会社神戸製鋼所
    • HAMAGUCHI MAKISAKAI KOJIOKUYAMA NORIYUKISHISHIDO TAKAHIRO
    • C01B31/02C10L5/00
    • C10B53/08C01B32/05C04B35/528C04B2235/608C10B57/04C25C3/125
    • PROBLEM TO BE SOLVED: To provide a method for producing a carbon material capable of obtaining economically a dense and undeformed carbon material having high purity with an extremely low ash concentration.SOLUTION: This method for producing a carbon material used for a carbon material for reduction for refining iron or a nonferrous metal, a carbon material used for a structure, a carbon material for an electric material, or a raw material therefor, includes: an ashless coal production step S1 for producing ashless coal which is reformed coal by reforming coal by using a solvent; an ashless coal heating step S2 for producing reformed ashless coal containing a volatile matter (VM) of ≤40 mass%, by subjecting the ashless coal produced in the ashless coal production step S1 to heat treatment; a molding step S3 for producing a molding having an apparent specific gravity of ≥0.9 g/cmby molding the reformed ashless coal, by using the reformed ashless coal produced in the ashless coal heating step S2 as a main component for a molding raw material; and a carbonization step S4 for obtaining the carbon material by subjecting the molding produced in the molding step S3 to carbonization treatment.
    • 解决的问题:提供一种能够以极低的灰分浓度经济地获得具有高纯度的致密和未变形的碳材料的碳材料的制造方法。 解决方案:用于制造用于精炼铁或有色金属的还原用碳材料,用于结构的碳材料,电材料用碳材料或其原料的碳材料的方法包括 :无灰煤生产步骤S1,用于生产无灰煤,其通过使用溶剂重整煤而重整煤; 无灰煤加热步骤S2,通过使在无灰煤生产步骤S1中产生的无灰煤进行热处理,生产含有≤40质量%的挥发物质(VM)的重整无灰煤; 通过使用在无灰煤中生产的重整无灰煤,通过成型改性无灰煤,制造表观比重≥0.9g/ cm 3的成型体的成型步骤S3 加热步骤S2作为成型原料的主要成分; 以及通过使在模制步骤S3中生产的模制物经受碳化处理来获得碳材料的碳化步骤S4。 版权所有(C)2012,JPO&INPIT