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JP2020196650A |
To recover, at a low cost, a high-volatile metal-containing dust from a cement-producing step.A device 1 etc. for recovering metal-including dust from a cement-producing step includes: a probe 3 for extracting while cooling, a part of fl...
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JP2020195951A |
To provide an oil trap type filter where the capturing performance of dust exhausted from a vacuum melting furnace is high and the failure frequency of a vacuum exhausting pump disposed at the downstream side of the filter is reduced sin...
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JP6797661B2 |
To provide a processing method of a chlorine bypass dust, capable of responding to increase in an amount of chlorine brought to a cement kiln.The processing method of a chlorine bypass dust contains: an extraction step of extracting a co...
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JP6798178B2 |
To provide a scrap preheating device of a melting furnace capable of avoiding enlargement of the device without securing a long straight barrel part for flow measurement.In a melting furnace including a preheating chamber 14 provided in ...
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JP3229201U |
To provide an exhaust heat utilization device of a metal melting furnace for effectively utilizing exhaust heat generated from a metal melting furnace for melting raw materials such as aluminum and magnesium. A mounting base 12 attached ...
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JP6791085B2 |
To provide a facility and a method for separating an iron mill by-product gas which can reduce a power consumption amount necessary for separating carbon dioxide from a by-product gas emitted from an iron mill.A facility for separating a...
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JP6789040B2 |
To shorten beat time required for temperature reduction of the heating portion. A substrate heating apparatus comprises a pressure reduction portion of performing pressure reduction of atmosphere within the accommodation space of the sub...
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JP6791193B2 |
To provide a heat-recovery apparatus for high-temperature coagulation having a comparatively simple and lightweight inner wall structure, this being a solution for the upsizing of facilities and facility support structures and substantia...
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JP6792337B2 |
To provide a drying method of a blast furnace feed capable of cheaply and efficiently drying a blast furnace feed (sintered ore, iron ore, lump coke or the like).A drying method for drying a blast furnace feed by utilizing a sintered ore...
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JP6784024B2 |
To improve the operation efficiency of a bleeding device.A bleeding device 20 includes: a cooler 21 to which a bled gas G4 from a clinker burning device 10 and a cooling gas G5 for cooling the bled gas G4 are introduced; and a circulatio...
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JP2020180719A |
To provide a heat pipe type exhaust heat recovery facility preventing occurrence of acid dew-point corrosion by raising the minimum temperature in an exhaust gas flow passage and uniformizing temperature distribution, and allowing effect...
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JP6781198B2 |
To miniaturize a device for reducing a substance in a gas mixed with the substance that is evaporated by being heated.A gas cleaning device includes: a centrifugal blower for sucking a gas containing a substance that is evaporated by bei...
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JP6781774B2 |
The alleged invention is related to nuclear power generation technologies and can be used for recycling of low and medium radioactivity waste, in particular, nuclear waste from VVER and RBMK reactors and other nuclear installations.The o...
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JP6781197B2 |
To miniaturize a device for reducing a substance in a gas mixed with the substance that is evaporated by being heated.A gas cleaning device includes: a centrifugal blower for sucking a gas containing a substance that is evaporated by bei...
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JP6767055B2 |
To provide an exhaust gas treatment apparatus where a precoat layer is formed on the filter cloth of a filtration type dust collection device 3 cleaning an exhaust gas exhausted from an incinerator 1 with a chemical agent neutralizing a ...
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JP6770453B2 |
A reduction device (14), an acid gas recovery device (21), a recovery device collector (31A), and a first removed substance returning line (L 4 ) are provided. The reduction device (14) is configured to perform a reduction process to tur...
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JP2020529576A |
The present invention relates to a sintering apparatus and a sintering method using the same, and more specifically, a sintering apparatus capable of improving the quality and productivity of a raw material by controlling the combustion ...
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JP6763227B2 |
To achieve optimization of energy utilization in an iron mill and handle future deterioration of raw materials by effectively using COG which is a reductive gas discharged from an iron manufacturing process with a blast furnace as a redu...
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JP2020151675A |
To provide a method for passing exhaust gas generated in a carbon powder firing furnace through a bag filter and removing oil content-containing carbon powder contained in the exhaust gas from the exhaust gas which can extend a filter li...
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JP6752542B2 |
The invention relates to a method for ironmaking by smelting reduction in a stir-generated vortex, and belongs to the field of metallurgical technology. The method comprises the following steps: (1) placing pig iron in the induction furn...
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JP2020525593A |
The present invention relates to a method for treating bent gas from heat treatment of plant biomass. The present invention also relates to an apparatus for carrying out a bent gas treatment method from heat treatment of plant biomass. [...
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JP6746673B2 |
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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JP6747167B2 |
To provide a production method for sulfuric acid capable of preventing degradation of the conversion rate of sulfur dioxide in a waste gas into sulfur trioxide, and capable of suppressing deterioration of the production amount of sulfuri...
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JP6741568B2 |
To provide coating drying equipment where, even in the case exhaust heat from a high temperature furnace is fed to a low temperature furnace, the furnace temperature of the low temperature furnace can be easily regulated.Hot wind heated ...
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JP2020121900A |
To provide a clinker manufacturing facility that can suppress an increase in particles flowing out of a preheater even when the amount of heating gas supplied to a preheater dust collecting part changes.A preheater of this invention incl...
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JP6717629B2 |
To provide a method for supplying a reduction gas to a blast furnace shaft part capable of supplying a large amount of reductive gas containing high concentration of hydrogen to deeper position in a blast furnace and reducing COgeneratio...
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JP6713800B2 |
To improve an energy saving effect by utilizing converted gas generated through combustion at a gas burner as an in-furnace atmosphere gas, igniting unburnt component at a front chamber and utilizing its energy for pre-heating an object ...
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JP6712137B2 |
To provide an exhaust processing device and a thermal processing device including the same that can dilute combustible gas speedily at low cost and can suppress a fire that places load on the exhaust processing device more reliably.An ex...
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JP6703748B2 |
To provide an exhaust gas treatment apparatus and an exhaust gas treatment method which can securely absorb and remove mercury in exhaust gas, can supply activated carbon by an appropriate amount of the activated carbon even when a mercu...
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JP2020515800A |
The present invention relates to a carryover collection inlet device (10) and a regenerator assembly for a vertical regenerator (80) of an endport furnace (90), wherein the carryover collection inlet device (10) is, for example, an end p...
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JP2020513528A |
The present invention relates to a sinter manufacturing facility, which comprises a sinter trolley that can move along a movement path, a plurality of wind boxes arranged along the movement path under the sinter trolley, and the above. A...
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JP2020063897A |
To maximize combustion energy and contribute to reduction in NOx and SOx and reduction in environmental load by effective carbonization and uniform secondary combustion of petroleum, coal, industrial wastes, solid biomass and the like.A ...
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JP6679193B1 |
To deodorize a deodorizing furnace by heating the odor with a burner to a high temperature, and there is a concern that the wall of the deodorizing furnace may undergo tissue transformation due to the high temperature. I want to further ...
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JP3225851U |
To provide a heat treatment apparatus capable of preventing an exhaust pipe from being blocked by an exhaust gas discharged from an object to be treated. A heat treatment apparatus 10 includes a pressure vessel 12, a first heat insulatin...
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JPWO2018230055A1 |
A carbon fiber manufacturing process including at least a flame-resistant step of circulating hot air to make the precursor fiber flame-resistant to obtain the flame-resistant fiber, and a carbonization step of carbonizing the flame-resi...
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JP6673431B2 |
To provide a combustible fuel feeding system and a combustible fuel feeding method capable of efficiently feeding a combustible fuel having high combustibility and a combustible fuel having low combustibility to a calcination furnace.The...
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JP2020041729A |
To make a private heat source used for the control of the heat treatment temperature of a treatment object unnecessary.A heat treatment device 1 comprises: a treatment container 3 storing a treatment object; a gas inlet 7 provided at the...
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JP2020508429A |
A heating section for heat treating a substance and a retort section located within or connected to the heating section, the retort section being at least one elevator for moving the substance perpendicular to the heating section. A vert...
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JP6670148B2 |
To improve non-uniformity of an adhesion position of dust, and prolong a maintenance cycle for removing dust adhering to an inner surface of a temperature reduction power.An exhaust gas temperature reduction tower 1 includes a temperatur...
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JP6660996B2 |
To provide a back surface hood of a converter and an opening and closing method thereof, in which sealing performance of an apron may be ensured without generating a gap between a tip of a back surface hood and a furnace body of the conv...
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JP6659366B2 |
This metal melting device is provided with a crucible 20 for storing molten metal therein, a stirring part 30 for stirring the molten metal in the crucible 20, and a heating part 40 for heating the crucible 20. The stirring part 30 inclu...
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JP6645938B2 |
To provide a heat recovery system capable of efficiently recovering heat from exhaust gas having a high temperature beyond about 400°C, and efficiently recovering heat of exhaust gas from a high-temperature region to a low-temperature r...
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JPWO2018180155A1 |
A vacuum degreasing sintering furnace for degreasing and firing a resin-containing object to be sintered, the furnace body, a heating chamber arranged inside the furnace body and heating the sintered body, and the above. It includes a di...
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JP6641826B2 |
To maximize an amount of recovery steam when exhaust heat of exhaust gas from two sintering machines [1DL and 2DL] with different capabilities is recovered by one boiler.Exhaust heat recovery equipment for a sintered ore cooler is provid...
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JP6640218B2 |
A denitration device (1) is provided with a denitration reactor (10), a heat exchanger (15), and a heater (20). The denitration reactor (10) is filled with an Ir-containing catalyst (11) for reducing the NOx contained in exhaust gas (EX)...
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JP6634818B2 |
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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JP6630459B1 |
To provide a heat storage body having high heat storage property and air permeability, and a regenerator device including the heat storage body. It is used when recovering the heat of combustion exhaust gas E generated when burning and h...
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JP6631293B2 |
To enhance operation efficiency of an extraction apparatus by effectively reducing the amount of fine particles reaching a dust collector.An extraction apparatus 20 has extraction tubes D1 and D2 connecting to different locations of a fi...
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JP6629477B1 |
To provide a melting furnace capable of suppressing oxidation of a molten material and improving the quality of the molten material. A melting furnace 1 receives a melting part 2 to which a metal material is supplied, a burner 4 for melt...
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JP6620501B2 |
To efficiently produce metal by a heat reduction reaction.The present invention provides a metal compound reduction device comprising a reduction part 55 for reducing a metal compound, a first transfer part 50A for transferring the metal...
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