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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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JP6922864B2 |
To provide a pig-iron manufacturing facility using an oxygen blast furnace, capable of reducing the flow rate of a cooling gas to the oxygen blast furnace and efficiently cooling the temperature of tuyere tip of the oxygen blast furnace ...
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JP6919632B2 |
To provide a pig-iron manufacturing facility using an oxygen blast furnace, capable of reducing the flow rate of a cooling gas to the oxygen blast furnace and efficiently cooling the temperature of tuyere tip of the oxygen blast furnace ...
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JP2021116965A |
To provide an oil content collection device capable of more efficiently collecting an oil content from an exhaust gas.A rotary plate 8 is arranged inside an exhaust flow passage Ps so as to cross the same, openings 81 to 83 are formed at...
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JP2021109811A |
To provide a method for firing nickel hydroxide particles capable of recovering nickel hydroxide particles generated accompanied with exhaust gas without damaging quality, and a method for producing nickel oxide fine powder using the sam...
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JP6910623B1 |
To provide a panel constituting a cyclone inner cylinder having a long life. A panel (15) in which a plurality of panels (15) are connected in a circumferential direction and a vertical direction to form a cyclone inner cylinder (3) is t...
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JP2021105493A |
To provide a heat treatment device for carbonaceous grains, before carbonaceous grains are heat-treated, preventing the oxidation thereof and a method therefor.A heat treatment device for carbonaceous grains comprises a charge part 10 pr...
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JP6906532B2 |
A process and a plant for cleaning furnace gas. One or more sensors are used to continuously monitor one or more parameters indicative for an expected temperature peak in the blast furnace gas flow. The gas flow is then passed through a ...
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JP2021101142A |
To provide an iron manufacturing system that achieves efficient reduction in the discharge amount of carbon dioxide and to provide an iron manufacturing method.The iron manufacturing system comprises: a first gas generation part for prod...
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JP6899407B2 |
To provide a melting method and a melting unit of aluminum chips getting aluminum melt by melting chips which are cutting scraps of aluminum metal or alloy.A melting method of aluminum chips includes: a pre-heating step for removing oily...
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JP2021094494A |
To provide a vehicle catalyst reusing method which enables a catalyst disposed of when a vehicle is scrapped to be reused.In a vehicle catalyst reusing method, a plurality of catalysts 21 removed from vehicles are arranged in an exhaust ...
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JP6890600B2 |
Process and device for cleaning furnace gas. Flowing in a main flow direction (A) the furnace gas passes an array of bag filters (13). Filtered furnace gas having passed the filter bags, is partly returned via one or more nozzles (28) wh...
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JP6886647B1 |
To easily change chlorine in bleeded kiln exhaust gas to a solid phase state. The method for treating kiln exhaust gas according to the present invention includes an bleeding portion in which a part of kiln exhaust gas flowing from the k...
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JP2021084935A |
To provide a method for starting up a gas filtration system, enabling the system to be smoothly started up.There is provided a method for starting up a gas filtration system which filters a flammable gas generated along with a by-product...
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JP2021085584A |
To promote effective use of exhaust heat compared to conventional cases.An exhaust heat recovery system includes: a melting furnace melting materials and discharging exhaust heat having a predetermined exhaust heat temperature; an exhaus...
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JP6881483B2 |
To provide a method for generating a CO-containing gas for efficiently and inexpensively generating a CO-containing gas with a high COconcentration from an exhaust gas exhausted from a steel mill or the like by equipment on a small scale...
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JP2021081113A |
To make the running cost of a bag filter lower than the conventional one.A steel making system subjecting an exhaust gas generated upon melting a metal raw material by a melting furnace to purification treatment comprises an exhaust gas ...
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JP2021081112A |
To provide a deodorization system that thermally decomposes odor components contained in an exhaust gas of a scrap preheating apparatus without deteriorating energy efficiency.A deodorization system for deodorizing a malodorous gas gener...
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JP2021075447A |
To provide a gas production apparatus that can continuously and stably produce a product gas including carbon monoxide from a raw material gas including carbon dioxide and to provide a gas production system.A gas production apparatus 1 i...
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JP2021512269A |
It is a system that recovers thermal energy from the first closed cooling loop (5) for cooling the skid pipe (2) of the steel production facility (1). The first closed cooling loop (5) comprises a circulating fluid that receives thermal ...
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JP6867976B2 |
To provide an iron oxide production facility capable of accurately measuring a flow rate of a waste hydrochloric acid with high concentration that is discharged from a bottom part of an intermediate washer and flows within a waste hydroc...
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JP6869238B2 |
A process and a device for treating a flow of furnace gas with a pressure of more than 1 bar flowing through a channel (3). A powder agent (2), such as a powder comprising alkali reagents, such as lime, and/or absorbents, such as activat...
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JP2021066912A |
To produce hydrogen at a low cost using a sulfuric acid production process in a copper smelting process.A copper smelting apparatus 1 comprises a copper melting unit 11 and an electrolysis unit 21. The copper melting unit 11 produces a c...
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JP2021067437A |
To provide a continuous heat treatment furnace capable of suppressing the jet of an exhaust gas in a furnace with a simple constitution.A direct fire type continuous heat treatment furnace 10 of continuously heat-treating a treatment mat...
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JP2021063278A |
To produce hydrogen using a sulfuric acid production step in a copper smelting process.A copper smelting apparatus 1 has a copper smelting device 11, a first reaction device 21, and a second reaction device 31. The copper smelting device...
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JP3231599U |
To provide a sintering furnace for circulating continuous vacuum high temperature thermal energy recovery. A vacuum preheating zone 10, a gas heating zone 20, a replacement area 30, an electric heating segment heating zone 40, a high tem...
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JP6857931B2 |
The present invention relates to a triple pipe heating device for heating an exhaust gas in a semiconductor and LCD manufacturing process, which has a triple pipe structure capable of effectively heating an exhaust gas with only a small ...
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JP2021054706A |
To provide a gas production apparatus and a gas production system capable of efficiently producing a product gas containing carbon monoxide from a raw material gas containing carbon dioxide.There is provided a production apparatus 1 for ...
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JP2021054705A |
To provide a gas production apparatus and a gas production system capable of continuously and stably producing a product gas containing carbon monoxide from a raw material gas containing carbon dioxide.There is provided a production appa...
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JP2021054707A |
To provide a gas production apparatus and a gas production system capable of efficiently producing a product gas containing carbon monoxide from a raw material gas containing carbon dioxide.There is provided a production apparatus 1 for ...
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JP6843490B1 |
To provide a gas production apparatus capable of stably producing a generated gas containing carbon monoxide as a main component from a separated gas containing carbon dioxide as a main component. A gas production apparatus 1 has a separ...
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JP2021032553A |
To provide a resource recycling device collecting a combustion waste gas of a tile factory.A resource recycling device comprises a body and a kiln installed in the body, a blade space is installed in the body, a dust removal component of...
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JP6836149B2 |
To provide an exhaust gas cleaning device and an exhaust gas cleaning method capable of largely recovering dust included in an exhaust gas of an industrial furnace while preventing the clogging caused by the sticking and deposition of du...
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JP6836148B2 |
To provide a processing method for exhaust gas performed at a manufacturing plant for zinc oxide ore where crude zinc oxide containing much amount of chlorine such as iron steel dust or the like is applied as raw material where recomposi...
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JP2021014551A |
To improve efficiency of producing reformed gas.A gasification system 1 comprises: a gasification furnace 2 that produces pyrolysis gas by heating a treating object fed thereinto; a gas reforming furnace 3 that is supplied with pyrolysis...
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JP6827685B2 |
To effectively utilize heat of a high-temperature treating object subjected to a heat treatment when heating a low-temperature treating object before the heat treatment while cooling the heat-treated high-temperature treating object.A he...
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JP6828258B2 |
To provide a transportation facility of converter dust collecting water and to provide an operation method of the transportation facility of converter dust collecting water.Two lines of upstream side drain pipes for a first converter are...
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JP6822437B2 |
To provide a heat recovery apparatus having a comparatively simple and lightweight inner wall structure for heat recovery from high-temperature coagulation, and also to provide a heat recovery method capable of maintaining a heat recover...
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JP6822435B2 |
To provide a fuel original unit deterioration factor clarification device in a heating furnace capable of early finding the fact that which equipment with a deterioration tendency in a heating furnace gives an influence on a fuel origina...
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JP2021006747A |
To provide a thermal decomposition treatment method of refuse using an organic substance thermal decomposition furnace capable of removing residual organic substances from inorganic substances by surely self-heating, when treating a larg...
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JP6816250B2 |
Provided is a sintering machine, which makes it possible to effectively prevent gas leakage to secure high safety and also to increase the exhaust gas circulation amount.A sintering machine (50) according to the present invention include...
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JP6816731B2 |
To prevent the high temperature oxidation corrosion of a steel duct in which fluid flowing along the inside surface is high temperature gas, and which is used under an environment having a high temperature change and is exposed to high t...
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JP6810563B2 |
In a conveying device, a belt conveyer is equipped with a conveying portion that conveys an object from an upstream region to a downstream region. A heat source heats the conveyed object. A cooling portion is located downstream of a term...
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JP6806273B1 |
To efficiently separate dust in dust collecting water by using an additive in the treatment of converter exhaust gas dust collecting water. In the method for treating a converter exhaust gas dust collector of the present invention, a dus...
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JP6809924B2 |
To provide an exhaust heat utilization system capable of utilizing larger exhaust heat and high in the free degree of the timing at which exhaust heat is utilized.Provided is an exhaust heat utilization system 1 comprising: a second heat...
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JP6804945B2 |
To provide an exhaust gas processing method in a zinc oxide ore production plant capable of efficiently and surely removing mercury from an exhaust gas exhausted from a zinc oxide ore production plant without increasing facility cost and...
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JP6805788B2 |
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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