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JP5257579B2 |
To provide an operation method of a rotary kiln extending the service life of an exhaust gas fan of the rotary kiln, improving dust collecting efficiency in an electric dust collector, and increasing a processing quantity of a raw materi...
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JP5256699B2 |
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JP2013530366A |
Fuel-fired furnace and a method for operating it, in which method: a main oxidizing agent is injected at a controlled flow rate into the combustion chamber of the furnace; the combustible material is burnt in the combustion chamber with ...
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JP5242206B2 |
To provide a method for separation-recovering carbon-dioxide from blast furnace gas with which the separation-recovering of the carbon-dioxide and the reusing of the energy of the blast furnace gas, are efficiently performed. The blast f...
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JP5244416B2 |
To provide a roasting facility juxtaposed to an incinerator, lower in device installation cost than a conventional one and sharply reduced in the amount of fuel used for re-combustion of exhaust gas in a roasting furnace compared with th...
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JP5242207B2 |
To make to efficiently perform the separation-recovering of carbon-dioxide and the reusing of energy in blast furnace gas. The blast furnace gas taken out from the blast furnace is introduced into an absorbing tower and the carbon-dioxid...
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JP2013142530A |
To allow each individual, each factory, each hospital or the like to take the furnace in a facility as a melting furnace for incineration or ash, and to provide a waste resource by taking in hot water and generating steam to allow steam ...
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JP2013139596A |
To provide a method and system for efficiently recovering heat from molten slag generated in a blast furnace.The molten slag M generated in the blast furnace is fed into a mold 11 to cast a plate-like solidified slag S. The solidified sl...
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JP2013139959A |
To store waste heat making it retainable for a long period, and to take out and use the heat of the temperature higher than that of the charged heat when using the stored heat in a continuous furnace that can continuously execute a plura...
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JP5239450B2 |
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JP5234578B2 |
To provide a water-cooled duct capable of maintaining constant cooling efficiency even with high-temperature exhaust gas and preventing damage to an inner cylinder by evaporated cooling water. The water-cooled duct 1 comprises the inner ...
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JP5224490B2 |
A method of processing flue dust that contains one or more compounds from a first group of zinc, lead and cadmium compounds, and contains iron compounds, involves heating the flue dust to cause a substantial portion of one or more of the...
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JP5223054B2 |
To efficiently decompose carbon dioxide, and to substantially and effectively reduce discharge amount of carbon dioxide by efficiently using graphite formed. In the decomposition method of carbon dioxide, a reduction substance reacting w...
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JP5217393B2 |
To reduce fuel unit requirement by most appropriately controlling the starting and stop of a dilution fan 109 protecting a recuperator 108 of a heating furnace 10 and opening of a suction valve 110. According to the result of actual meas...
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JP5211943B2 |
To reduce equipment costs of exhausting equipment, in the exhausting equipment of a heating furnace comprising a continuous combustion burner and a regenerative burner. This exhausting equipment of the heating furnace includes a first ex...
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JP5208212B2 |
To provide an apparatus and method which can perform combustion for suppressing the resynthesis of dioxins generated during incineration, neutralization treatment, and the removal of suspended particulate matter efficiently and inexpensi...
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JP2013108697A |
To simplify a facility configuration, to decrease energy consumption, and to eliminate the need for performing water quality management on water to be used for a chemical heat pump.A combustion facility includes an exhaust line 22, a rea...
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JP2013108108A |
To provide a system of producing direct reduced iron, capable of decreasing the amount used of a liquid absorbent of an acidic gas.The system of producing direct reduced iron includes a direct reduction furnace 13 of directly reducing ir...
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JP2013108109A |
To provide a system of producing direct reduced iron, capable of removing hazardous H2S present in a recovered gas.The system of producing direct reduced iron includes a gas reformer 51 that reforms natural gas by feeding steam thereinto...
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JP2013095639A |
To provide a preheating method of a glass melting furnace, a glass melting apparatus, and a method for manufacturing a glass article.In this preheating method of a glass melting furnace 3, combustion gas from a burner 13 is introduced in...
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JP5198741B2 |
To prevent the deposition of dust onto a boiler tube and to prevent the damage of the boiler tube. The apparatus for treating converter exhaust gas is characterized in that, in the case where a waste heat boiler is located in the rear of...
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JP5198409B2 |
To reduce facility cost by preventing combustible dust discharged and collected from a vacuum refining furnace from being ignited at low temperature to make safety. The combustible dust in exhaust gas discharged from the vacuum refining ...
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JP5198876B2 |
A device for extracting heat from gas, particularly combustion gas, containing dust and/or condensable substances, for recovering condensates, and including at least one heat exchanger including a shell having a symmetry of revolution su...
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JP5195419B2 |
A heat treating furnace capable of continuously performing binder removal and subsequent firing without requiring a complicated configuration and increasing the equipment size and cost, for example, for degreasing a ceramic molding which...
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JP2013079423A |
To provide a facility and method for producing reduced iron powder which efficiently performs finish reduction processing of crude iron powder such as rough-reduced iron powder and atomized iron powder.The facility for producing reduced ...
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JP2013076149A |
To provide a recycling system in which work burden on a rotary kiln is reduced and furthermore, reduced iron and zinc can be effectively taken out from soot and dust.The recycling system 10 includes: an electric furnace 12 which melts sc...
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JP5189650B2 |
A conventional dust-catcher for blast furnace gas comprises a pressure vessel , with a gas inlet and outlet dome (14), a separation chamber (16) and a lower dust hopper (18), and a diffuser pipe (26) extending axially through the gas inl...
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JP2013064584A |
To provide a heat recovery system of high-temperature exhaust.The heat recovery system of high-temperature exhaust includes a furnace body having a combustion space, at least one combustion device and one pair of power accumulation devic...
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JP5180476B2 |
[Problems] To efficiently remove lead from dust contained in extracted cement kiln combustion gas while reducing facility and running costs. [Means for Solving Problems] A treatment system 1 comprising: a probe 3 for extracting a part of...
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JP5176222B2 |
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JP5176363B2 |
To take out a thermally-decomposed gas of small moisture content by performing direct contact drying and indirect heating thermal decomposition of waste in one kiln. A front part at an inlet 2 side of an external heating kiln furnace is ...
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JP5171065B2 |
To provide a continuous heating device capable of performing stable and efficient heating treatment while reducing the formation of NOx in leading heated objects to a plurality of combustion zones to perform heating treatment. The contin...
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JP5171184B2 |
To provide a coal fired power generation system not requiring a large amount of initial investment and large-scale additional equipment, and enlarging the mean particle diameter of fly ash, or a method for enlarging the mean particle dia...
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JP2013053360A |
To provide a method of treating a flame-retardant converter waste gas having low CO concentration without causing accidental fire during the burning in a releasing column.This invention relates to the method of treating the flame-retarda...
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JP5157557B2 |
To modify the properties of slag produced in a refining process or the like so that the slag has properties hardly causing powdering or moisture expansion without forming the slag into a spherical shape like air granulated slag. An oxidi...
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JP5157061B2 |
To provide an uptake in which matte-sticking occurring on the inner wall face of a vertical hole cam be easily removed, maintenance is easy, and operation stopped time of a furnace can be reduced. In the uptake 10 having the vertical hol...
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JP2013507527A |
A process and a device for charging a primary product for pig iron into a smelting unit are provided. According to the process and device, some of the primary product that has been formed by reducing oxidic iron carriers is stored in the...
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JP2013044004A |
To reduce energy cost by efficiently utilizing heat in a wire production apparatus for producing a wire from a billet.Drain resulting from cooling water used to prevent the overheating of a heating furnace 10 which heats a billet b is in...
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JP5146192B2 |
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JP5147325B2 |
To provide an apparatus for and a method of recovering leaked gas which, even if a suction part is disposed in the vicinity of a charge/discharge hole of a PS converter, can surely recover gas leaked e.g. at the charging of matte and col...
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JP2013032894A |
To provide a heat treatment furnace capable of heating clean intake air with a configuration as inexpensive as possible and with high heat efficiency.The heat treatment furnace supplies clean air, while exhausting air of a heating chambe...
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JP5143169B2 |
The invention discloses a waste treating system capable of restricting the generation of nitrogen monoxide. The waste treating system comprises a thermal decomposing furnace for thermally decomposing organic wastes, a combusting furnace ...
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JP5144643B2 |
A system for recycling vented atmosphere gas discharged from a heat treatment chamber utilizing a protective atmosphere gas therein. The system includes an atmosphere recycling apparatus configured to receive the vented atmosphere gas. T...
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JP2013504413A |
A method for the removal of CO2 from exhaust gases, e.g., exhaust gases from plants for pig-iron production or exhaust gases from synthesis-gas plants, includes removing CO2 using chemical and/or physical absorption, wherein the heat for...
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JP2013027884A |
To provide a flow rate adjustment mechanism of atmosphere gas capable of easily adjusting flow rate ratios of the atmosphere gas to be sucked from openings at a plurality of parts of a heating furnace.This flow rate adjustment mechanism ...
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JP5138245B2 |
To provide a sintered ore cooling device capable of simultaneously achieving recovery of exhaust heat of high temperature and high cooling efficiency, which are difficult in a conventional device. This sintered ore cooling device is prov...
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JP5139978B2 |
Apparatus for the combustion of gas exiting from an electric arc furnace where the heat of combustion is used for the preheating of scraps entering the furnace wherein the apparatus has an insertion device for introducing comburent subst...
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JP2013023749A |
To provide a method of modifying and recovering converter gas, by which high-purity carbon monoxide can be efficiently produced at relatively low cost and can be appropriately used as a chemical material, and to provide a system therefor...
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JP2013019005A |
To provide an apparatus for cooling an exhaust gas that is increased in cooling heat removal ability with respect to an exhaust gas that is generated in pre-processing a molten iron, to cool the exhaust gas without lowing the temperature...
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JP5134376B2 |
A to-be-burned object including a metal Si component or SiC or Si 3 N 4 can be burned in such a manner that vaporized SiO can be safely exhausted without causing SiO attached to a wall of a furnace or an inner face of an exhaust duct. An...
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