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JP2023067262A |
To provide an operating method of a methane gas generator and an operating method of a blast furnace, enabling a deterioration rate of a catalyst to be controlled by appropriately adjusting operating conditions of the blast furnace and t...
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JP7272517B1 |
When producing reduced iron from iron oxide, realization of energy saving and CO2Propose ways to reduce emissions. an iron oxide filling step of filling a reducing furnace with iron oxide; a reducing gas blowing step of blowing a reducin...
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JP7272312B2 |
To provide a method for producing reduced iron from iron oxide which enables the realization of energy saving and the reduction of a CO2 output.The method for producing reduced iron includes: an iron oxide filling step of filling iron ox...
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JP7270144B1 |
A heat transport device using self-excited vibration of thermoacoustic should satisfy both the following objectives: (A) improvement of heat transport amount in heat transport using self-excited vibration, and (B) improvement of heat tra...
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JP7259803B2 |
To produce molten iron with high productivity and energy utilization efficiency, using an electric furnace with a preheating chamber for preheating iron-based scrap with a furnace exhaust gas.A lime-based slag-forming material is charged...
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JP7258492B2 |
To provide an exhaust gas treatment method capable of adjusting a circulation supply amount of fly ash so that an agent reduction effect can be heightened effectively.In an exhaust gas treatment method for supplying a neutralizer into a ...
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JP2023054948A |
To suppress jamming in a flow channel caused by a sublimate.A substrate processing apparatus according to one side face of the present disclosure, comprises: a heating part; an exhaust part; a suction surface; a removal member; and a pow...
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JP2023054389A |
To efficiently separate and recover cadmium from a "cadmium sulfide-containing material" by a simpler process than a conventionally known multi-stage wet process.A cadmium production method is provided, comprising: a reduction roasting s...
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JP7256918B1 |
A cooling unit for a bright annealing furnace capable of removing white powder adhering to a cooler without removing the cooler from a cooling duct. A cooling unit 2 for a bright annealing furnace 1, comprising: a cooling duct 21; and a ...
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JP7255504B2 |
To provide a granular solidified slag produced by solidifying molten slag, in which the solidified slag is produced by simple hot crushing, that is necessary, for example, in recovering heat possessed by the molten slag.Either molten sla...
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JP7247921B2 |
To provide a method of treating dust-collected water capable of separating and recovering a large amount of coarse-grained dust with a coarse-grain separation apparatus.The present invention provides a method of treating dust-collected w...
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JP7246861B2 |
To provide a carbon dioxide production device capable of inexpensively producing high density carbon dioxide including very few harmful component, and a carbon dioxide production method using the same.A carbon dioxide production device c...
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JP7238248B2 |
To provide a heat treatment furnace capable of collecting even the particulate dust released from an object to be treated.A heat treatment furnace 10 comprises a pressure container 12, a tight box 16 storing an object 56 to be treated, g...
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JP2023510370A |
A process and plant for preheating a metal charge (11) continuously fed to an electric melting furnace (12) through a preheating tunnel (16) provided with side walls, vaults and a horizontal conveyor (13). Thus, the metal charge (11) is ...
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JP2023509299A |
The present invention includes a crucible having a cavity and a channel, a phase change material stored in the cavity of the crucible, and a heat exchanger having an inlet and an outlet, wherein at least a portion of the heat exchanger i...
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JP2023509531A |
The present disclosure provides a single crystal furnace hot zone structure, a single crystal furnace and a crystal bar. The hot zone structure of single crystal furnace is applied to single crystal furnace. The single crystal furnace in...
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JP2023508886A |
A blast furnace plant (1) and a shutdown method for such a blast furnace plant (1). Said blast furnace plant comprises a blast furnace (2) and a gas cleaning zone (6) for clean gas from said blast furnace. Clean gas is discharged via a c...
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JP2023028050A |
To provide a cement clinker manufacturing apparatus capable of manufacturing cement clinker with high energy efficiency while reducing carbon dioxide emissions by using ammonia.A cement clinker manufacturing apparatus of the invention in...
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JP2023507818A |
A vertical type secondary battery positive electrode material baking apparatus for moving and baking a secondary battery positive electrode material in a vertical direction includes an exhaust section, an air supply section, and a baking...
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JP2023018453A |
To realize a carbon-negative operation in a biomass treatment/utilization facility using biomass fuel in a state of carrying out power generation.The biomass treatment/utilization facility which comprises a carbonization facility 11 carb...
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JP2023017357A |
To provide a heating furnace capable of bringing a temperature of gas when suctioning gas from an inside of a furnace into a gas line and ejecting the suctioned gas again into the furnace, more close to a temperature of gas inside the fu...
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JP2023017884A |
To provide a carbon dioxide production device capable of inexpensively producing high density carbon dioxide including very few harmful component, and a carbon dioxide production method using the same.A carbon dioxide production device c...
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JP2023017286A |
To provide a soot dust lump recovery device capable of surely connecting a guide part to a soot dust lump storing part, regardless of the state of an installation face of the soot dust lump storing part.A soot dust lump recovery device r...
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JP7218543B2 |
To suppress the variation of a thermal dose to a workpiece.A heating furnace 100 comprises: a heating chamber 110; a closed type gas heater 160 arranged at the heating chamber 110; a first exhaust passage connected to the closed type gas...
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JP7215462B2 |
To provide a utilization method of CO2 in cement manufacture exhaust gas capable of efficiently utilizing by methanating CO2 in a cement exhaust gas that is not derived from fossil fuel, for reducing CO2 derived from energy and a CO2 uti...
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JP7214594B2 |
Provided is an exhaust gas treatment device (4), wherein an adsorbent supply part (41) supplies, in an exhaust gas path through which an exhaust gas generated in a combustion chamber (21) flows, a mercury adsorbent to the exhaust gas, an...
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JP7209814B2 |
This waste heat recovery system comprises: a boiler for recovering heat from exhaust gas generated by an AQC; a first exhaust gas line for leading exhaust gas discharged from a predetermined high-temperature part of the AQC to an inlet o...
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JP2023007661A |
To provide a catalyst evaluation method that can evaluate whether or not the desired high-temperature resistance is comprised.A catalyst evaluation method is a method for evaluating a catalyst intended to oxidize SO2 gas to SO3. After im...
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JP7203711B2 |
An adsorbent supply unit (41) supplies a mercury adsorbent to exhaust gas in a flue (3). An upstream mercury concentration meter (45) is capable of switching between a 0-valent mercury measurement mode for measuring the 0-valent mercury ...
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JP7203680B2 |
To provide a novel technology related to a method for setting a gas blowing condition of a blast furnace mathematical model.A method for setting a gas blowing condition includes a first step of obtaining a molar flow rate of each compone...
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JP2023000655A |
To provide a metal melting furnace capable of reducing fuel consumption compared to the conventional one by more effectively performing the melting of a melting material and the heat insulation of a molten metal and attaining the miniatu...
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JP2023000051A |
To provide a reduction treatment method by which it is possible to decrease a concentration of a sulfur component in exhaust gas.A reduction treatment method is intended to carry out reduction treatment of a material subjected to reducti...
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JP2023000941A |
To provide an exhaust piping, an exhaust device, and a method for preventing adherence of a product in order to prevent excessive temperature rise in the piping of a dry pump without installing a cooling device.An excessive temperature r...
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JP2022190481A |
To provide a heating device capable of increasing the kinds of applicable heating object article materials.A heating device comprises: a blower for taking outside air into a device provided with a furnace body 20 in an enclosure; an upst...
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JP7192845B2 |
To provide an operation method of a blast furnace capable of further reducing carbon dioxide (CO2) emission from a blast furnace under stable operation.An operation method of a blast furnace includes the steps of: generating recycled met...
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JP7192899B2 |
To provide a blast furnace operation method which can further reduce a discharge amount of carbon dioxide (CO2) from a blast furnace while being stably operated.A blast furnace operation method includes: a step of producing pyrolysis gas...
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JP7192901B2 |
To provide a blast furnace operation method which can further reduce a discharge amount of carbon dioxide (CO2) from a blast furnace while being stably operated.A blast furnace operation method includes: a step of producing pyrolysis gas...
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JP7192900B2 |
To provide a blast furnace operation method which can further reduce a discharge amount of carbon dioxide (CO2) from a blast furnace while being stably operated.A blast furnace operation method includes: a step of producing pyrolysis gas...
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JP7189912B2 |
A gas purifying apparatus has: a compressing unit for compressing a gas in which an atmosphere or inert gas and a substance vaporized by heating have been mixed; and an expanding unit for liquefying the substance by expanding the gas com...
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JP7190066B2 |
A method for operating a metallurgical furnace and a simplified way of providing synthesis gas for a metallurgical furnace, includes the following stepsperforming a combustion process outside the metallurgical furnace by combusting a car...
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JP2022182189A |
To highly accurately measure the sulfur dioxide (SO2) concentration of measurement object gas including sulfur trioxide (SO3).A measurement system 200 for measuring the SO2 concentration of measurement object gas including SO3 comprises ...
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JP7184867B2 |
Method of operating an iron- or steelmaking plant with low CO 2 -emissions, whereby hydrogen and oxygen are generated by water decomposition (14) and whereby at least part (21) of the generated hydrogen is injected into one or more ironm...
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JP2022178004A |
To provide a heat treatment furnace having a mechanism that collects components such as a binder released from the object to be treated and is easy to maintain.A heat treatment furnace comprises: a furnace body 1 heating the object W to ...
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JP7179868B2 |
Disclosed are a slag residual heat utilization device and a molten slag granulation method. The slag residual heat utilization device comprises a residual heat recycling recoverer (1), the residual heat recycling recoverer (1) being sequ...
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JP7174163B2 |
Disclosed are a process and a system for treating a tail gas from a desulfurization regeneration tower (1) for coke oven coal gas. After an enriched desulfurization liquid in the desulfurization regeneration tower (1) is oxidized and reg...
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JP7173658B2 |
The present invention belongs to the technical field of metallurgy, and discloses a horizontal continuous feeding preheating device and an enhanced preheating method therefor. The scheme comprises that two dust removal ports are arranged...
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JP7171457B2 |
To provide a dust recovery device capable of recovering dust accumulated in a flue even under a high temperature atmosphere, to provide an exhaust gas treatment device including the same, and to provide a dust recovery method.A dust reco...
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JP2022547198A |
An apparatus and method for hot gas rapid cooling, comprising one or more cylindrical shells (001) connected together, a shell outer jacket (002), and at least a first cylindrical outer shell. An inner cylindrical body (003) located insi...
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JP7167674B2 |
To provide an exhaust device and an exhaust method for a glass particulate deposit production apparatus that efficiently recovers siloxane from exhaust gas from a reaction vessel and also suppresses deterioration in detection performance...
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JP7167651B2 |
To provide a sintering machine to which dust is hard to be introduced into a main duct.A sintering machine 100 comprises: multiple pallet carriages 2 carried on an endless track K; a wind box 3 arranged under the multiple pallet carriage...
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