WO2010150685A1 - Procédé de fabrication de matières carbonées - Google Patents

Procédé de fabrication de matières carbonées Download PDF

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Publication number
WO2010150685A1
WO2010150685A1 PCT/JP2010/060147 JP2010060147W WO2010150685A1 WO 2010150685 A1 WO2010150685 A1 WO 2010150685A1 JP 2010060147 W JP2010060147 W JP 2010060147W WO 2010150685 A1 WO2010150685 A1 WO 2010150685A1
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Prior art keywords
coal
ashless coal
ashless
carbon material
solvent
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PCT/JP2010/060147
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English (en)
Japanese (ja)
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眞基 濱口
憲幸 奥山
信行 小松
貴洋 宍戸
康爾 堺
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株式会社神戸製鋼所
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Priority to CN2010800275292A priority Critical patent/CN102803136A/zh
Priority to KR1020117030586A priority patent/KR101365365B1/ko
Priority to CA2766032A priority patent/CA2766032C/fr
Priority to AU2010263737A priority patent/AU2010263737B2/en
Publication of WO2010150685A1 publication Critical patent/WO2010150685A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion
    • C10L9/02—Treating solid fuels to improve their combustion by chemical means
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion
    • C10L9/08—Treating solid fuels to improve their combustion by heat treatments, e.g. calcining
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents

Definitions

  • the present invention relates to a method for producing a carbon material constituting a non-ferrous metal reducing agent, a structural carbon material, or a carbon material for an electrical material, and in particular, a method for producing a carbon material used as an aggregate of an anode for aluminum electrolytic production. About.
  • coal coke used for blast furnace ironmaking has properties similar to petroleum coke as carbon, and the amount is too large as a main raw material for anodes for aluminum electrolytic production.
  • coal coke contains about 10% by mass of coal-derived ash, there is a problem in quality, so it is not used in this application.
  • ashless coal hyper coal
  • ashless coal is produced by extracting coal with a solvent, separating only the components soluble in the solvent, and then removing the solvent.
  • the molecular weight of the ashless coal is widely distributed from a relatively low molecular weight component having a few condensed aromatic rings to a high molecular weight component having about 5 or 6.
  • ashless coal does not substantially contain ash, exhibits high fluidity under heating, and is excellent in thermal fluidity.
  • Some coals like caking coal, exhibit thermoplasticity at around 400 ° C, but ashless coal generally melts at 200-300 ° C regardless of the quality of the raw coal (softening and melting). Have sex). Therefore, application development as a binder for coke production is being promoted taking advantage of this characteristic, and in recent years, attempts have been made to produce carbon materials by using this ashless coal as a carbon material raw material. .
  • the conventional method for producing a carbon material has the following problems.
  • ashless coal does not contain ash and has the characteristic of softening and melting properties. Therefore, it has been found that ashless coal is effective as a caking additive when producing coke for iron making. Moreover, it is a property preferable as an aggregate (main raw material) of the anode for aluminum electrolysis manufacture not to contain ash.
  • carbonization (carbonization) of ashless charcoal is caused by another general property. This is a problem in manufacturing (hereinafter, appropriately referred to as anode coke).
  • the present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a carbon material production method capable of economically obtaining a high-purity carbon material that is dense and has an extremely low ash content. Is to provide.
  • the present inventors have found that as a raw material for anode coke, nonferrous metal reducing agent, structural carbon material, carbon material for electrical materials other than anode coke, etc. It has been found that it is preferable to adjust the atomic ratio of carbon to carbon (hereinafter, appropriately referred to as the H / C atomic ratio) within a predetermined range.
  • the ashless coal is heated.
  • chemical / physical changes such as decomposition of alkyl groups, aromatization reaction, decomposition of oxygen-containing functional groups, removal of low molecular weight components, etc. that decrease the hydrogen content progress, and the number of H / C atoms The ratio gradually decreases.
  • the present inventors have found that foaming during carbonization can be suppressed as a result of suppressing the expansibility of ashless coal, and have reached the present invention.
  • the method for producing a nonferrous metal reducing agent, a structural carbon material, a carbon material for electrical material, or a carbon material used as a raw material thereof according to the present invention is modified by reforming coal using a solvent.
  • Ashless coal production process for producing ashless coal which is a tempered coal
  • ashless coal heating process for heat-treating the ashless coal produced in the ashless coal production process and heating in the ashless coal heating process
  • a carbonization step of carbonizing the treated ashless coal to obtain a carbon material, and an atomic ratio of hydrogen to carbon of the ashless coal heat-treated in the ashless coal heating step ( H / C) is 0.6 to 0.67.
  • ashless coal which is a modified coal having a very low ash concentration
  • the ashless coal heating step the ashless coal is heat-treated, so that the H / C atomic ratio of the ashless coal is regulated within the range of 0.6 to 0.67.
  • a carbon material is obtained by carbonizing this ashless coal in a carbonization process.
  • the H / C atomic ratio of the ashless coal after heat processing is 0.6 or more, the sinterability of ashless coal becomes sufficient, and the H / C atomic ratio is 0.67 or less.
  • the expandability of ashless coal is suppressed, and during the carbonization treatment, foaming of ashless coal is suppressed, resulting in a dense and extremely low ash content carbon material.
  • the heat treatment of the ashless coal is the same solvent as the solvent used for reforming the coal in the ashless coal production step. It is preferable to be carried out in the presence of
  • a dense carbon material having an extremely low ash content can be obtained. Moreover, such a carbon material can be obtained economically.
  • the method for producing a carbon material according to the present invention includes an ashless coal production process, an ashless coal heating process, and a carbonization process. Hereinafter, each step will be described.
  • An ashless coal manufacturing process is a process of manufacturing ashless coal which is reformed coal by modifying coal using a solvent.
  • the ashless coal as used in the field of this invention is what is called hyper coal, and is manufactured by solvent-extracting coal and removing ash and an insoluble coal component.
  • This ashless coal has an extremely small amount of ash (ash concentration of 1.0% by mass or less) and water of approximately 0.5% by mass or less.
  • a method for obtaining ashless coal known methods can be used, and the solvent type and production conditions are appropriately selected in view of the properties of coal and the design as a raw material for carbon materials.
  • a typical method is to heat a mixture of a solvent having a large dissolving power to coal, often an aromatic solvent (hydrogen donating or non-hydrogen donating solvent) and coal, There is a method of extracting organic components.
  • it is preferable to produce ashless coal by the following method. In the method, first, a coal component soluble in the non-hydrogen donating solvent is extracted by heating a mixture (slurry) of coal and the non-hydrogen donating solvent. Next, the slurry after extraction is separated into a liquid part and a non-liquid part, and the non-hydrogen donating solvent is separated from the liquid part to produce ashless coal.
  • inferior coal As the ashless coal raw coal (hereinafter also referred to as raw coal), inferior coal is preferably used. By using inexpensive inferior coal, ashless coal can be produced at a lower cost, so that the economic efficiency can be further improved.
  • the coal used is not limited to inferior coal, and bituminous coal may be used as necessary.
  • the inferior coal there are coals such as non-slightly caking coal, steam coal, low-grade coal (brown coal, subbituminous coal, etc.).
  • the low-grade coal include lignite, lignite, and sub-bituminous coal.
  • lignite include Victoria charcoal, North Dakota charcoal, and Belga charcoal.
  • sub-bituminous coal include West Banco charcoal, Vinungan charcoal, and Samarangau charcoal.
  • the low-grade coal is not limited to those exemplified above. Any coal that contains a large amount of water and is desired to be dewatered is included in the low-grade coal referred to in the present invention.
  • the non-hydrogen-donating solvent is a coal derivative that is a solvent mainly composed of a bicyclic aromatic and purified mainly from a dry distillation product of coal.
  • This non-hydrogen donating solvent is stable even when heated, and has an excellent affinity for coal. For this reason, when a non-hydrogen-donating solvent is used, the ratio of the soluble component (herein, the coal component) extracted into the solvent increases (hereinafter also referred to as the extraction rate).
  • the solvent can be easily recovered.
  • the main component of the non-hydrogen donating solvent include naphthalene, methylnaphthalene, dimethylnaphthalene, and trimethylnaphthalene, which are bicyclic aromatics.
  • the components of the non-hydrogen donating solvent include naphthalenes having an aliphatic side chain, anthracenes, fluorenes, and biphenyl and alkylbenzene having a long chain aliphatic side chain.
  • the extraction rate of coal can be improved by heat extraction using a non-hydrogen donating solvent. Also, unlike polar solvents, non-hydrogen donating solvents can be easily recovered and thus are easily recycled. Furthermore, since it is not necessary to use expensive hydrogen, a catalyst, or the like, ashless coal can be obtained by solubilizing coal at a low cost, and economic efficiency can be improved.
  • the coal concentration with respect to the solvent is preferably in the range of 10 to 50 mass%, more preferably in the range of 20 to 35 mass%, based on dry coal, although it depends on the type of raw coal.
  • the coal concentration with respect to the solvent is less than 10% by mass, the proportion of the coal component extracted into the solvent decreases with respect to the amount of the solvent, which is not economical.
  • the higher the coal concentration the better.
  • the viscosity of the prepared slurry becomes high, so that it is difficult to move the slurry and separate the liquid part and the non-liquid part (described later).
  • the heating temperature of the slurry is preferably in the range of 300 to 450 ° C.
  • the heating temperature is preferably 300 to 400 ° C.
  • the standard of heating time is the time to reach dissolution equilibrium, but its realization is economically disadvantageous. Therefore, the heating time is usually about 10 to 60 minutes, although it cannot be generally stated because it varies depending on conditions such as the particle size of the coal and the type of solvent. When the heating time is less than 10 minutes, extraction of the coal component tends to be insufficient. On the other hand, even if the heating time exceeds 60 minutes, the extraction does not proceed any further, which is not economical.
  • Extraction of the coal component soluble in the non-hydrogen donating solvent is preferably carried out in the presence of an inert gas.
  • the inert gas used is preferably inexpensive nitrogen, but is not particularly limited.
  • the pressure is preferably 1.0 to 2.0 MPa, although it depends on the temperature during extraction and the vapor pressure of the solvent used. When the pressure is lower than the vapor pressure of the solvent, the solvent volatilizes and is not trapped in the liquid phase, and extraction is impossible. In order to confine the solvent in the liquid phase, a pressure higher than the vapor pressure of the solvent is required. On the other hand, if the pressure is too high, the cost of the equipment and the operating cost increase, which is not economical.
  • the slurry is separated into a liquid part and a non-liquid part.
  • the liquid part is a solution containing a coal component extracted into a solvent
  • the non-liquid part is a solute containing a coal component insoluble in the solvent (coal containing ash, that is, ash coal).
  • ashless coal is obtained by isolate
  • a method for separating the solvent from the supernatant liquid (liquid part) a general distillation method, an evaporation method (spray drying method, etc.) or the like can be used. From the supernatant, ashless coal substantially free of ash is obtained.
  • the ash content of this ashless coal is 1.0 mass% or less, and hardly contains ash.
  • moisture content of this ashless coal is about 0.5 mass% or less, and shows the calorific value higher than raw material coal. Therefore, by carbonizing this ashless coal, a highly pure carbon material having a very low ash content can be obtained.
  • the ashless coal heating step is a step of heat-treating the ashless coal manufactured in the ashless coal manufacturing step.
  • Ashless charcoal is generally highly expansible in the as-manufactured state. Therefore, heat treatment is performed to suppress expansion.
  • the heat treatment needs to be performed so that the atomic ratio (H / C) of hydrogen to carbon of the ashless coal after the heat treatment is in the range of 0.6 to 0.67.
  • the H / C atomic ratio of the as-produced ashless coal that has not been treated varies depending on the raw coal type and the production conditions of the ashless coal, but is generally 0.7 to 1.0. It is in the range.
  • chemical / physical changes such as alkyl group decomposition, aromatization reaction, decomposition of oxygen-containing functional groups, removal of low molecular weight components, etc. will decrease the hydrogen content.
  • Advances, and the H / C atomic ratio gradually decreases. Therefore, the H / C atomic ratio is adjusted to be in the range of 0.6 to 0.67 by heat treatment.
  • the H / C atomic ratio is smaller than 0.6, it means that the heat treatment is excessive. If the heat treatment is excessive, the sinterability becomes insufficient, and even if this ashless coal is carbonized, only a powdery carbon material can be obtained. Therefore, if the H / C atomic ratio is less than 0.6, a carbon material used as a raw material for anode coke cannot be obtained. On the other hand, the H / C atomic ratio being larger than 0.67 indicates that the heat treatment is insufficient, and ashless coal contains a relatively large amount of hydrogen. Therefore, if the H / C atomic ratio exceeds 0.67, ashless coal will foam during carbonization in the carbonization step. Thus, by adjusting the H / C atomic ratio in the range of 0.6 to 0.67 by heat treatment of ashless coal, while maintaining appropriate sinterability, Foaming can be suppressed.
  • the method of heat treatment of ashless coal is not particularly limited, and can be performed by a known method.
  • ashless coal is heated to 350 to 500 ° C., preferably 380 to 460 ° C. in a vacuum, high pressure, or inert atmosphere.
  • the required treatment time varies depending on the properties of ashless coal and the treatment temperature, but is generally in the range of 10 minutes to 5 hours. In this way, the H / C atomic ratio is controlled in the range of 0.6 to 0.67 by appropriately adjusting the processing temperature and processing time in consideration of the properties of ashless coal.
  • the heat treatment of ashless coal is preferably performed in the presence of the same solvent as the solvent used for coal reforming in the ashless coal production process. That is, the ashless coal is heat-treated after being mixed with a solvent so as to form a slurry.
  • the amount of the solvent with respect to the ashless coal is not particularly limited, but from the viewpoint of obtaining a slurry having an appropriate viscosity, the concentration of the ashless coal with respect to the solvent is, for example, 10 to 50% by mass on the basis of dry coal, preferably 20 to It may be in the range of 35% by mass.
  • the heat processing of ashless coal said here may be performed, without isolate
  • a general distillation method, an evaporation method (spray drying method or the like) or the like can be used as a method for separating the solvent from the ashless coal after the heat treatment.
  • the heat transfer efficiency becomes higher than when ashless coal is heated as it is, and uniform heating becomes possible. Furthermore, the manufacturing cost can be reduced by using the same solvent as the solvent used for coal reforming.
  • a solvent used for the heat treatment of ashless coal alkylnaphthalene, anthracene oil, and the like are preferable.
  • a carbonization process is a process of obtaining a carbon material by carbonizing the ashless coal heat-processed at the said ashless coal heating process. By this carbonization process, ashless coal is carbonized and a carbon material is obtained.
  • the method and conditions for the carbonization treatment are not particularly limited, and known techniques can be used.
  • ashless coal is converted into carbon by steaming and baking ashless coal at about 1000 ° C. in an inert atmosphere such as nitrogen or argon.
  • the temperature raising rate may be about 0.1 to 5 ° C./min.
  • This carbonization treatment may be performed under pressure using a hot isostatic pressing apparatus or the like.
  • binder components such as asphalt pitch and tar, may be added as needed.
  • the carbonization step may be performed after the heat-treated ashless coal is appropriately formed.
  • Examples thereof include a pot furnace, a lead hammer furnace, a kiln, a rotary kiln, a shaft furnace, and a chamber furnace.
  • the heat treatment furnace is not limited to these, and other heat treatment furnaces may be used.
  • the carbon material obtained by the production method of the present invention can be suitably used as a main raw material coke for an anode for aluminum electrolytic production.
  • the carbon material obtained in the present invention can also be used as a non-ferrous metal reducing agent, a structural carbon material, or a carbon material for electrical materials other than an anode for aluminum electrolytic production, or a non-ferrous metal reducing agent. It can also be used as a raw material for structural carbon materials or carbon materials for electrical materials.
  • the nonferrous metal reducing agent is a reducing agent used for reduction of nonferrous metals such as silicon and titanium.
  • the structural carbon material is, for example, a carbon material used as a raw material for a carbon heat insulating material or a carbon structural material such as a crucible.
  • the carbon material for electric materials is a carbon material used as a raw material for carbon-made electric materials such as carbon electrodes in addition to the anode for aluminum electrolytic production.
  • the description of being used as these raw materials is because, for example, it may be necessary to subject the carbon material to a secondary treatment such as heat treatment.
  • the method for producing a carbon material of the present invention includes an ashless coal production process, an ashless coal heating process, and a carbonization process.
  • Other processes such as a process and an ashless charcoal drying process for drying ashless charcoal may be included.
  • ashless coal was manufactured by the following method.
  • the raw coal is a raw coal for producing coke that is bituminous coal (coal A) or a thermal coal for thermal power generation that is bituminous coal (coal B).
  • a slurry is prepared by mixing 4 kg (20 kg) of a solvent (1-methylnaphthalene (manufactured by Nippon Steel Chemical Co., Ltd.)) with 5 kg of the raw coal.
  • This slurry was pressurized with 1.2 MPa of nitrogen and extracted in an autoclave with an internal volume of 30 L at 370 ° C. for 1 hour.
  • This slurry was separated into a supernatant and a solid concentrate in a gravity sedimentation tank maintained at the same temperature and pressure, and the solvent was separated and recovered from the supernatant by a distillation method to obtain ashless coal.
  • the ashless coal is heat-treated by the following method.
  • the heat treatment of ashless coal is performed under the condition that 1-methylnaphthalene (manufactured by Nippon Steel Chemical Co., Ltd.) is used as a solvent three times as much as the ashless coal (three times by mass) or no solvent is used Done.
  • the heat treatment is performed in a hermetic autoclave having an initial nitrogen pressure of 0.1 MPa, while raising the temperature up to a predetermined temperature shown in Table 1 at 10 ° C./min while stirring ashless coal, as shown in Table 1. It was performed by holding for a predetermined time.
  • the gas in the autoclave is discharged and heated to 150 ° C. under a pressure of 0.001 MPa for 1 hour to distill off the solvent and the oil that may have been produced. It was recovered. And H / C atomic ratio is calculated
  • the ashless coal is carbonized by the following method. 5 g of ashless coal that has been heat-treated and crushed to 1 mm or less is packed in a quartz test tube with an inner diameter of 20 mm so that the bulk density becomes 0.8 g / cc, and then in a nitrogen atmosphere at 3 ° C./min. The temperature was raised to 1000 ° C. and kept at this temperature for 30 minutes for carbonization, whereby a carbide (carbon material) was obtained.
  • the produced carbide was cut to a length of 10 mm and then subjected to a crush test, and the strength was measured.
  • the crush test is performed by placing the sample on the lower pressure plate, compressing the sample with the upper pressure indenter, and measuring the strength (collapse strength) when the sample collapses. And it is judged that the sample which has the intensity
  • strength also changes depending on the conditions of carbonization treatment (packing density of raw materials, presence / absence of molding, or heat treatment temperature), this value is a value for relative comparison to the last.
  • a carbon material having higher strength is denser and suitable as a coke raw material for an anode.
  • Table 1 shows the test results. In Table 1, numerical values that do not satisfy the scope of the present invention are shown underlined. Further, 1-methylnaphthalene is indicated as MN in the table. Furthermore, FIG. 1 shows a graph showing the relationship between intensity and the H / C atomic ratio. The strength “0.00” indicates that the strength could not be measured because the strength was not strong enough to be measured.

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Abstract

La présente invention porte sur un procédé précis de fabrication d'une matière carbonée, suivant lequel une matière carbonée de grande pureté, ayant une concentration extrêmement faible de cendre, peut être obtenue de façon économique. Le procédé de fabrication d'une matière carbonée qui peut être utilisée comme agent réducteur de métal non ferreux, comme matière carbonée d'usage structural, comme matière carbonée d'usage électrique ou comme matière première dans chaque cas, entraîne un processus de production de charbon sans cendre afin de produire du charbon sans cendre, qui est du charbon modifié, en modifiant le charbon à l'aide d'un solvant, un processus de chauffage du charbon sans cendre afin de chauffer le charbon sans cendre qui a été obtenu par le processus de production de charbon sans cendre, et un processus de carbonisation afin d'obtenir la matière carbonée en carbonisant le charbon sans cendre qui a été chauffé par le processus de chauffage de charbon sans cendre. Le rapport du nombre d'atomes d'hydrogène et d'atomes de carbone (H/C) dans le charbon sans cendre qui a été chauffé par le processus de chauffage de charbon sans cendre se situe dans la plage de 0,6 à 0,67.
PCT/JP2010/060147 2009-06-22 2010-06-15 Procédé de fabrication de matières carbonées WO2010150685A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2010800275292A CN102803136A (zh) 2009-06-22 2010-06-15 炭材料的制造方法
KR1020117030586A KR101365365B1 (ko) 2009-06-22 2010-06-15 탄소 재료의 제조 방법
CA2766032A CA2766032C (fr) 2009-06-22 2010-06-15 Procede de fabrication de matieres carbonees
AU2010263737A AU2010263737B2 (en) 2009-06-22 2010-06-15 Method for producing carbon materials

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JP2009-147296 2009-06-22
JP2009147296A JP4660608B2 (ja) 2009-06-22 2009-06-22 炭素材料の製造方法

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WO (1) WO2010150685A1 (fr)

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WO2014175121A1 (fr) * 2013-04-26 2014-10-30 株式会社神戸製鋼所 Procédé de fabrication de charbon sans cendres, et procédé de fabrication d'un matériau carboné
US20160272910A1 (en) * 2013-12-25 2016-09-22 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method for producing ashless coal

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JP2012184125A (ja) * 2011-03-03 2012-09-27 Kobe Steel Ltd 炭素材料の製造方法
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JP2014065823A (ja) * 2012-09-26 2014-04-17 Kobe Steel Ltd 無灰炭の製造方法
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JP6014012B2 (ja) * 2013-12-04 2016-10-25 株式会社神戸製鋼所 コークスの製造方法、およびコークス
JP6189811B2 (ja) * 2014-10-07 2017-08-30 株式会社神戸製鋼所 無灰炭配合量決定方法及び高炉用コークスの製造方法
JP6174004B2 (ja) * 2014-12-08 2017-08-02 株式会社神戸製鋼所 炭素材料の製造方法
JP7134755B2 (ja) * 2018-07-10 2022-09-12 株式会社神戸製鋼所 コークスの製造方法
CN113583730A (zh) * 2021-06-29 2021-11-02 山西沁新能源集团股份有限公司 高碳焦及生产高碳焦用超纯煤的制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857498A (ja) * 1981-09-30 1983-04-05 Mitsubishi Heavy Ind Ltd 改質炭製造方法
JP2007142204A (ja) * 2005-11-18 2007-06-07 Gunma Univ 電気二重層キャパシタ用炭素材と製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892654A (en) * 1974-03-04 1975-07-01 Us Interior Dual temperature coal solvation process
US4176041A (en) * 1977-02-24 1979-11-27 Kobe Steel, Ltd. Method for reforming low grade coals
JPS5582789A (en) * 1978-12-16 1980-06-21 Kawasaki Steel Corp Preparation of binder pitch for electrode
US4522628A (en) * 1981-12-16 1985-06-11 Mobil Oil Corporation Method for removing ash mineral matter of coal with liquid carbon dioxide and water
US5248413A (en) * 1992-02-28 1993-09-28 University Of Kentucky Research Foundation Process for removing sulfur and producing enhanced quality and environmentally acceptable products for energy production from coal
JP4061351B1 (ja) * 2006-10-12 2008-03-19 株式会社神戸製鋼所 無灰炭の製造方法
JP5128351B2 (ja) * 2007-10-23 2013-01-23 株式会社神戸製鋼所 炭素材料の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857498A (ja) * 1981-09-30 1983-04-05 Mitsubishi Heavy Ind Ltd 改質炭製造方法
JP2007142204A (ja) * 2005-11-18 2007-06-07 Gunma Univ 電気二重層キャパシタ用炭素材と製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014175121A1 (fr) * 2013-04-26 2014-10-30 株式会社神戸製鋼所 Procédé de fabrication de charbon sans cendres, et procédé de fabrication d'un matériau carboné
JP2014214267A (ja) * 2013-04-26 2014-11-17 株式会社神戸製鋼所 無灰炭の製造方法および炭素材料の製造方法
US20160272910A1 (en) * 2013-12-25 2016-09-22 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method for producing ashless coal

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AU2010263737A1 (en) 2012-01-19
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CA2766032C (fr) 2013-07-30
JP4660608B2 (ja) 2011-03-30
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KR20120026561A (ko) 2012-03-19

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