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JP2014005510A |
To provide a blast furnace operation method which, when CO2 generated in an iron mill is reformed and used as a reducing agent in a blast furnace, can efficiently reduce the amount of the generated CO2 at a low cost without performing se...
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JP5389649B2 |
A recycling apparatus for spent protective atmosphere gas contaminated with fouling organic decomposition byproduct materials. The recycling apparatus includes a compressor having an inlet connected to a spent protective atmosphere gas s...
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JP5390791B2 |
To provide an exhaust gas treatment method for a rotary hearth furnace, increasing an exhaust gas flow velocity in comparison with a conventional one, and suppressing attachment of dense solid materials to a duct even when the exhaust ga...
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JP5384261B2 |
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JP5384798B2 |
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JP5374061B2 |
To provide a batch-type firing furnace for electronic components for firing the electronic components which emits binder gas during firing, and its furnace pressure control method. A ceiling part 2 of a firing furnace body 1 is provided ...
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JP5366830B2 |
Provided is a catalyst for purifying a discharge gas emitted from a heat-treatment apparatus for burning therein a work coated with a resist material. The catalyst, which is for purifying a discharge gas emitted from a heat-treatment app...
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JP5362983B2 |
To provide an exhaust gas treatment method and exhaust gas treatment equipment for an electric furnace, which cools an exhaust gas of high temperature generated from the electric furnace with high accuracy with a simple constitution. Thi...
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JP5357814B2 |
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JP5357962B2 |
A device for recovering heat of molten slag, having a simple structure and high heat recovery efficiency. The device includes: a fluidized bed (3) formed of a fluidized bed material (32) composed of a crushed solidified slag; a slag pool...
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JP5359850B2 |
To provide a method and device for continuous analysis of a dust component in blast furnace exhaust gas for use in the control of the operation of a blast furnace. The continuous analysis device is provided for analyzing the component co...
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JP2013236988A |
To provide a method of removing calcium in a desulfurization liquid capable of removing calcium contained in the desulfurization liquid discharged from a desulfurization tower for desulfurizing a sintering machine exhaust gas without req...
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JP5353118B2 |
To provide an operating method of a melting furnace capable of performing an operation of low reduction material ratio without changing a charging method controlled to optimize reaction efficiency and without changing equipment significa...
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JP2013542158A |
An apparatus for the production of a mineral melt burns combustible material in the presence of inorganic material to form a melt. The apparatus includes a circulating combustion chamber which receives a fuel, pre-heated mineral material...
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JP2013234773A |
To provide a radiation energy recovery system which efficiently recovers a radiation energy emitted from an indoor high-temperature heating element and a radiation energy utilization system which efficiently recovers and utilizes the rad...
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JP2013234774A |
To produce high-pressure steam while increasing efficiency of heat recovery from a slag.A slag heat recovery device includes: a pool 1 storing water; a cylindrical container 2 which is provided inside the pool, whose upper end opening is...
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JP2013234768A |
To provide a wood-fired kiln for ceramic art which can avoid the discharge of dark smoke and nasty smell, and can make discharge gas colorless, transparent, odorless scentless, in which by performing second bake of the discharge gas, the...
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JP5344827B2 |
To provide an exhaust device and an exhaust method for a ladle for effectively preventing gas and dust generated from the ladle used when carrying a solution to the next process, from being discharged in a factory, in a metal refining pr...
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JP5340125B2 |
To efficiently remove mercury from a combustion flue gas discharged from a cement kiln. The cement kiln tail gas treating apparatus 1 including a dust collector 6 that collects dust contained in the flue gas G2 of the cement kiln 2 and d...
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JP5339597B2 |
To provide a gas turbine combined power generation facility capable of enhancing efficiency of power generation compared to a conventional case, in the gas turbine combined power generation facility for generating electric power by burni...
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JP5343323B2 |
To reduce energy to be used by reducing the amount of hot air to be required for drying sintered material pellets. This drying installation is provided for drying the sintered material pellets manufactured by pelletizing sintered materia...
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JP5342784B2 |
To prevent heat contained in exhaust gas from being dispersed to the outside when collecting the heat contained in the exhaust gas generated by combustion by a simple structure and at low cost. A burner attachment hole (4) is provided ne...
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JP5335845B2 |
To efficiently collect copper from exhaust gas dust, in an apparatus for collecting the copper contained in the exhaust gas dust.A method for collecting the copper includes making the gas flowing speed in a secondary flue lower than that...
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JP5331641B2 |
To provide space-saving and inexpensive washing and dust collection equipment having superior mist separation performance as washing and dust collection equipment (ring slit washer, hereafter, RSW) for blast furnace gas etc. A precleanin...
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JP5326193B2 |
To provide a new power generation method and power generator at reduced cost using exhaust gas which can utilize or oxidize H2or CO contained in the high-temperature exhaust gas generated in a converter or a coke oven, and to provide a m...
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JP2013221624A |
To provide a waste heat recovery device for exhaust gas treatment equipment that prevents dust from sticking on a heat exchanger and causing clogging when treating a high-temperature waste gas, including volatile dust with high sticking ...
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JP2013217590A |
To provide an exhaust gas treatment method and an exhaust gas treatment apparatus, by which organic components included in an exhaust gas can be efficiently removed.An exhaust gas treatment apparatus includes: a front chamber 10 for disp...
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JP5321005B2 |
To improve the working efficiency of maintenance, such as the removal of stuck material in a gas-exhausting hole, and preheating treatment, by reducing the area occupied in a system for maintaining a vacuum-degassing tank. The maintenanc...
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JP5325435B2 |
Provided is a method for separating blast furnace gas in which blast furnace gas emitted from a blast furnace is separated into gases of various elements using two stages of a gas separation and refinement apparatus. The first stage of t...
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JP5320514B1 |
To provide a dust catcher for blast furnace gas capable of further improving dust collection performance by improving cooperation performance between a cyclone and a settling chamber. A dust catcher 10 for blast furnace gas is installed ...
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JP5316731B1 |
To provide a cement production apparatus which can pre-heat uniformly material supplied to cyclones above a duct, improve heat-exchanging efficiency, and perform an operation with low pressure loss and small energy consumption. A cement ...
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JP5316663B2 |
To provide a cement production apparatus in which heat-exchanging efficiency can be improved by even pre-heating by supplying material equally to cyclones above a duct and which can perform an operation with low pressure loss and small e...
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JP5308224B2 |
To provide a dust catcher for a blast furnace gas, which reduces the wear of a cyclone that is arranged in the dust catcher, occurring due to the dust. A vessel 1 of the dust catcher for the blast furnace gas includes: a plurality of the...
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JP5309893B2 |
To provide a by-product gas holder capable of properly stabilizing/leveling the calorie from gas to be supplied to a destination by sufficiently facilitating mixing of various recovered by-product gas, in regard to a by-product gas holde...
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JP2013204917A |
To provide a heat treatment device capable of suitably preventing ignition of a flammable material extracted from a workpiece W even while adopting a compact and inexpensive configuration.A heat treatment device includes a treatment cham...
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JP5303779B2 |
To provide a more efficient method and specific condition for increasing an enrichment rate of zinc and a collection rate of zinc, in a process of collecting the zinc by reducing a by-product containing iron and zinc such as dust and slu...
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JP2013194942A |
To provide a metal melting furnace and a metal melting method that can prevent exhaust gases containing carbon monoxide from being ignited in the vicinity of an exhaust outlet, and also can preheat a metal material supplied into a furnac...
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JP2013189688A |
To efficiently remove sulfur contained in desulfurization slag, in order to utilize the desulfurization slag produced in the desulfurizing treatment of molten iron in a recycling manner.This method for removing sulfur from desulfurizatio...
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JP5300237B2 |
To provide an apparatus that can not only greatly reduce the use amount of fossil fuel but can stably carbonize and convert sludge as the main object of the process into fuel with a small amount of assistant fuel, avoid decrease in the b...
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JP5298577B2 |
To provide a spheroidizing annealing method of steel such as bearing steel by which the steel is spheroidizing-annealed in batch-treatment and heat-energy efficiency in the spheroidizing annealing treatment is improved. The steel 2 befor...
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JP5290099B2 |
To provide a gas mixing apparatus which can efficiently mix two kinds of gases in a gas tube, prolong the life of a combustion gas extraction probe and improve the capabilities such as chlorine removal capability and the like of the prob...
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JP2013180940A |
To reduce the amount of emission of CO2 gas into the atmosphere, and to suppress energy consumption, when producing quicklime.A quicklime production apparatus 1 includes on the outside of a furnace (body) 21, an external heating kiln 2 f...
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JP2013170790A |
To store waste heat so that it can be preserved for a long period of time, and to utilize the stored heat.Waste heat in at least a part of a soaking step of a furnace 11 or in a cooling step is brought into contact with a reaction produc...
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JP2013167364A |
To provide a dust collection device and a dust collection method that can simply and reliably filter and separate zinc chloride from gas having a temperature equal or higher than a melting point of the zinc chloride and containing vapor ...
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JP2013166678A |
To remove selenium or others from waste water generated when washing dust included in combustion gas extracted from an exhaust gas channel of a kiln extending from a kiln bottom of to a lowermost stage cyclone of a cement kiln with water...
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JP5275296B2 |
To provide a method and a system for efficiently recovering the thermal energy produced in an oxygen-rich combustion furnace. An air separation unit separates the air into an oxygen-rich gas and an oxygen-deficient gas. A fuel gas and th...
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JP5268398B2 |
To provide a treatment method of precious metal scraps for easily recycling precious metal, preventing deterioration of durability due to overheating in a first combustion furnace, and preventing the risk of the occurrence of dioxin and ...
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JP5270226B2 |
To provide an exhaust gas treatment device having a simple structure and capable of improving exhaust gas treatment efficiency. The exhaust gas introduced into an exhaust duct 2 and including sublimate is cooled by a cooling means 3 to p...
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JP2013531730A |
A process for producing pig iron or liquid primary steel products is provided. Charge materials containing iron ore and, if appropriate, additions are reduced in at least one reduction unit by means of a reducing gas, and at least parts ...
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JP2013151414A |
To efficiently recover minor components such as lead from dust included in cement kiln combustion gas at low cost.An apparatus 1 for treating cement kiln dust is equipped with: a classifier 8 classifying dust included in combustion gas e...
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