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JP2022068987A |
To provide a heat treatment system capable of attaining miniaturization.A heat treatment system uses a heating furnace 11 provided with: a furnace body 100 disposed with an object to be heated at the inside; a feed passage 95 for feeding...
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JP7063635B2 |
To provide a steel making method and a steel making system for improving productivity and reducing equipment cost.In steel making, for example, electric furnace steelmaking, molten steel is transferred from an electric furnace to a ladle...
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JP7062228B2 |
To reduce an amount of mercury discharged into ambient air by efficiently recovering mercury contained in gas.A mercury recovery device 100 that recovers mercury from a gas flowing in a flow path 1 from an upstream to a downstream includ...
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JP7061746B2 |
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JP2022063467A |
To provide an oscillation duct with high end face wear resistance, and a manufacturing method thereof.An oscillation duct 10 comprises: a cylindrical main body 20 including a water cooling structure; a cooling pipe 30 formed on an end fa...
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JP7047487B2 |
To provide an exhaust gas processing device and an exhaust gas processing method which perform adsorption/removal processing to exhaust gas containing mercury exhausted from a furnace, under adequate supply amounts of active charcoal so ...
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JP7047488B2 |
To provide an exhaust gas processing device and an exhaust gas processing method which perform adsorption/removal processing under adequate supply amounts of active charcoal so that a mercury concentration in exhaust gas is below a set v...
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JP2022049287A |
To provide a heat treatment furnace in which vibration is hard to be generated, thermoelectric transducers are hard to be exposed to a gas in the furnace, and waste heat can be recovered, and a heat treatment facility comprising the heat...
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JP7028363B2 |
Provided is a method of operating a blast furnace, having generating a regenerative methane gas from a by-product gas discharged from the blast furnace, and blowing a blast gas and a reducing agent into the blast furnace from a tuyere of...
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JP7028364B2 |
Provided is a method of operating a blast furnace, having generating a hydrogen gas by electrolysis of water, generating a regenerative methane gas from a by-product gas discharged from the blast furnace and the hydrogen gas, and blowing...
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JP7028367B1 |
The process of separating carbon dioxide gas from the by-product gas discharged from the blast furnace, the process of generating regenerated methane gas from the carbon dioxide gas, and the process of blowing blown gas and reducing mate...
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JP2022029407A |
To provide a gas production apparatus which can stably produce produced gas containing carbon monoxide as a main component from separation gas containing carbon dioxide as a main component.A gas production apparatus 1 includes: a separat...
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JP7020253B2 |
To provide a carbon dioxide production device capable of inexpensively producing carbon dioxide with low density and including very few harmful component and a carbon dioxide production method using the same.A heat exchanger performs hea...
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JP7018713B2 |
The present invention restrains attachment of a sublimate to an inner surface of a chamber. According to an embodiment, the substrate heating apparatus comprises: a chamber having a storage space therein to be capable of storing a substr...
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JP7017833B2 |
To provide a suspended matter recovery device and a recovery method from suspension, capable of separating and recovering a suspended matter from the suspension, inexpensively with a small environmental load.A suspended matter recovery d...
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JP7017854B2 |
Provided are an apparatus for filtering volatile organic compounds and a method for filtering volatile organic compounds. The apparatus for filtering volatile organic compounds according to one embodiment of the present invention compris...
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JP6992642B2 |
To provide a muffler and cooling facility capable of restricting generated sound volume generated from a draft tube due to jet sound by restricting occurrence of sound itself such as the jet sound.Muffler and cooling facilities 1 to 3 ar...
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JP7013265B2 |
To provide a preferable fly ash heating reformer capable of suitably performing temperature control in a rotary kiln and making fly ash high-quality one.A heating reformer 1 is a device of reforming fly ash by self-heating unburned carbo...
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JP7003957B2 |
To provide a detecting method of dust accumulation in a water seal portion of a converter skirt seal device that enables planned dust removal by solving a problem of detecting abnormal accumulation of dust in the water seal portion of a ...
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JP6992794B2 |
To provide a saturator and a converter exhaust gas treatment system that prevent stay/accumulation of dust in the saturator.A saturator 3A includes a duct 30 with a downward slope through which exhaust gas passes, and spray means 31 and ...
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JP6988507B2 |
To avoid deterioration in function resulting from a deposit of exhaust gas dust in a damper, in exhaust gas treatment equipment in which a gas duct transferring exhaust gas is opened and closed using a butterfly damper.A butterfly damper...
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JP6985163B2 |
To provide an operation method of a flash furnace capable of efficiently dissolving and removing a coagulum at a connection opening between an uptake and an exhaust heat boiler.An operation method of a flash furnace dissolves and removes...
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JP2021191989A |
To provide a defatting furnace and a defatting method capable of defatting in short time.A defatting furnace 10 includes a furnace body 14 storing a defatting object 12 containing ceramics, an inert gas source 16 supplying inert gas to t...
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JP2021191731A |
To provide, in order to reduce energy-originated CO2, a method for utilizing CO2 in cement production exhaust gas in which non-fossil fuel derived CO2 in cement exhaust gas can be effectively utilized by methanation, and to provide a CO2...
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JP2021188093A |
To provide a facility for producing reduced iron and a method for producing reduced iron, capable of reducing fine ore in a high yield at a low cost by using a fluidized bed.A facility for producing reduced iron includes: a granulating a...
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JP2021187721A |
To provide a utilization method of CO2 in cement manufacture exhaust gas for effectively utilizing by methanating CO2 in a cement exhaust gas that is not derived from fossil fuel, for reducing CO2 of energy origin and a CO2 utilization s...
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JP6976381B2 |
This invention provides a white powder removal apparatus for a bright annealing furnace, capable of removing white powders with simple configuration. A white powder removal apparatus for a bright annealing furnace includes a circulation ...
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JP6976128B2 |
To provide a hybrid heating furnace allowing output adjustment in a wide range, and capable of highly accurately controlling temperature inside the furnace.A hybrid heating furnace 10 of the embodiment comprises: a furnace body 20 arrang...
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JP6969694B1 |
[Task] To provide an exhaust gas cooling device and method that suppresses backflow of cooling gas in the probe, facilitates mixing of exhaust gas and cooling gas, has high cooling efficiency, and has low pressure loss in the probe. In t...
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JP6969693B1 |
[Task] To provide an exhaust gas cooling device and method that suppresses backflow of cooling gas in the probe, facilitates mixing of exhaust gas and cooling gas, and has high cooling efficiency. In the exhaust gas cooling device and me...
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JP2021531406A |
The method of manufacturing an object by laminated molding-a step of receiving a tank of a material in a process chamber and-a step of solidifying a selected layer portion of the material at the surface level using a solidification devic...
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JP6966571B2 |
A device for waste gas scrubbing in a urea plant may be configured such that a waste gas passes along a transportation direction in the duct. The duct may include a first region for removing urea dust particles from the waste gas and a s...
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JP6962928B2 |
Provided is a heat storage device that can efficiently store heat in a heat storing body by utilizing exhaust gas, can efficiently heat combustion air using the heat storing body, and can suppress a situation in which the heat storing bo...
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JP6962607B2 |
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JP6958158B2 |
To provide an exhaust gas treating device capable of stably suppressing Hg discharge amount to a low level while suppressing a running cost.A clinker manufacturing device 1 includes a pulverizer 12 which pulverizes cement raw material M1...
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JP2021169880A |
To provide a dust collector easily applicable to an existing tilting type melting furnace and securely performing the dust collection of substances leaked out from the inside of a melting furnace without decreasing the temperature at the...
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JP6953327B2 |
To provide a blast furnace shaft blowing apparatus capable of supplying a large amount of heated reducing gas to a shaft part of a blast furnace without hindering the reduction reaction of iron in the blast furnace so as to realize highl...
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JP6954526B2 |
A furnace body of a carbonization apparatus has a cylindrical shape around a central axis, and is provided with a charge port and a discharge port at both ends, respectively. A heating part heats a treatment target material in the furnac...
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JP6955512B2 |
The exhaust gas treatment apparatus according to the present invention is provided with: a dust collector provided to a flue; a temperature reduction tower for spraying water into exhaust gas, the temperature reduction tower being provid...
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JP6954824B2 |
A hot-blast stove system (1) includes: a hot-blast stove (4) for performing an on-blast operation for delivering a hot blast to a blast furnace (2) and an on-gas operation for combusting a fuel gas in the hot-blast stove; a fuel gas supp...
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JP2021165617A |
To provide a heat processing apparatus and a heat processing method for granules capable of effectively using heat by recovering the heat when performing cooling processing to the high temperature granules discharged from a heating furna...
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JP2021160968A |
To provide a chamber capable of stabilizing an operation of a chlorine bypass facility.A chamber 20 is provided on a chlorine bypass in a cement clinker production facility and has a main body part 40 for branching a plurality of gases. ...
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JP2021160965A |
To provide a chamber capable of stabilizing operations of a chlorine bypass facility.A chamber 20 comprises: a main body part 40 which is provided on a chlorine bypass in a cement clinker production facility, and causes a plurality of ga...
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JP2021160980A |
To provide a chamber capable of stabilizing operations of a chlorine bypass facility.A chamber 20 comprises: introduction pipes 31, 32 for introducing an extraction gas from introduction holes 31A, 32A of a main body part 40, and compris...
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JP2021160969A |
To provide a cooling gas introducing device which makes it possible to stabilize an operation of a chlorine bypass facility and an operation of a cement clinker manufacturing facility.A cooling gas introducing device 10 introduces a cool...
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JP2021160966A |
To provide an extraction device capable of reducing accumulation and adhesion of dust, and stabilizing operations of a chlorine bypass facility.An extraction device 90 of a chlorine bypass has an extraction pipe 12 which is coupled to a ...
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JP6942274B1 |
To preferably operate a tar removing device of a heat treatment furnace capable of more reliably removing tar contained in the exhaust of the heat treatment furnace on the upstream side of a vacuum pump, and a heat treatment furnace equi...
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JP2021139566A |
To provide a cement raw material firing device allowing stable operation by suppressing "coming off" of calcined raw material.A cement raw material firing device comprises a cement kiln 20, a calcination furnace 12 and a rising duct 14 c...
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JP6932470B1 |
To heat a strip-shaped treatment material in an atmospheric gas for bright annealing in a heating zone and guide the strip-shaped treatment material to a cooling zone to cool the strip-shaped treatment material while annealing the white ...
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JP6930567B2 |
To improve operation efficiency of an extraction device.An extraction device 20 includes: a cooler 21 into which extraction gas G4 from a clinker firing device 10, and cooling gas G5 for cooling the extraction gas G4 are introduced; and ...
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