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JP2022163422A |
To provide a semi-carbide production device capable of producing a semi-carbide with less energy than before.A semi-carbide production device comprises: a body part; a heating part; a temperature measurement part that measures a temperat...
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JP7154101B2 |
A furnace top device is provided with: an inside gate part 102 having two inside gate plates 110, end parts 116 of which at least partially face each other, which are provided in a discharge port 36 of a collection hopper 30 positioned v...
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JP7151228B2 |
To provide a blast furnace operation method capable of being applied regardless of a blast furnace structure and controlling a gas flow optimally in consideration of local stock profile.The blast furnace operation method in which iron or...
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JP2022541368A |
"Multi-channel cooling panels for blast furnaces and other industrial furnaces" The present invention is used in the walls of blast furnaces (1) and other industrial furnaces, comprising a body (25) of copper, cast iron or other metal al...
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JP2022129483A |
To provide a waste plastic processing method that can effectively process thermosetting waste plastic using a vertical-type melting furnace.Provided is a waste plastic processing method in which, when processing thermosetting waste plast...
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JP7122869B2 |
To provide a furnace top device capable of suppressing the deviation in the size of remaining raw material.A furnace top device 20 comprises: a hopper 21 storing raw material M before being charged into a furnace; and a plurality of uppe...
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JP2022117848A |
To provide a heat treatment method for an object to be treated capable of dealing with by simpler means.An object to be treated is fed from a lower part of a heating storage tank of an easily meltable substance that is melted at 400 to 1...
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JP7115662B1 |
To reduce manufacturing costs by increasing the efficiency of temperature rise of molten iron. An electric furnace comprising a preheating chamber, a melting chamber, a cold iron source supporting machine capable of dividing the preheati...
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JP7105381B2 |
A shaft furnace for firing carbonate-containing material may include, in a flow direction of the material, a preheating zone, a firing zone, a cooling zone, and a material outlet for discharging the material from the shaft furnace. Burne...
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JP2022096084A |
To provide a cement clinker production system capable of increasing a carbon dioxide gas concentration of exhaust gas generated in production of cement clinker.A cement clinker production system includes: a cyclone type pre-heating devic...
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JP2022096064A |
To provide a cement clinker production system capable of obtaining gas containing carbon dioxide gas of a high concentration by increasing a carbon dioxide gas concentration of a part of exhaust gas.A cement clinker production system 1 i...
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JP7087756B2 |
To provide a tuyere for a blast furnace, which is excellent in heat resistance and wear resistance.The manufacturing method for a tuyere of a blast furnace according to the present invention includes: (1) a step (see FIG. 1(a)) in which ...
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JP2022079258A |
To prevent the reduction in the air tightness of a furnace top bunker while suppressing the machine height.A furnace top device 1 comprises: a conveyor head cover 20 for surrounding a raw material input side end of a conveyor 18; and a m...
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JP7069666B2 |
To provide a production method of a lithium-nickel composite oxide which can reduce a sintering time and thereby can improve productivity.Provided is a production method of a lithium-nickel composite oxide by sintering a compound contain...
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JP7063763B2 |
To provide a fly ash cooling device capable of efficiently cooling modified high temperature fly ash.A cooling device 1 is a fly ash cooling device where high temperature fly ash Xh modified by self-burning unburned carbon is cooled at t...
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JP7053662B2 |
The invention relates to a furnace device (10) having at least one vertical furnace chamber (11), in particular a coke furnace, for producing coke from at least one solid feedstock, in particular from the group: Brown coal, weakly-baking...
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JP7052469B2 |
To provide a refractory structure in the vicinity of a tuyere to prevent an in-furnace gas from mixing to the molten iron or the like in the vicinity of a tapping port.A refractory structure of a blast furnace tuyere is characterized in ...
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JP7050934B2 |
The present invention relates to a furnace condition control apparatus and method for guiding preemptive actions to stably maintain the condition of a blast furnace, by using various operational data and sensor data generated from the bl...
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JP7024813B2 |
To provide a charge bucket capable of suppressing the charge of raw material in a state of being slanted in a melting furnace, and performing a stable operation of the melting furnace.A charge bucket 1 is used for charging raw material M...
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JP7011456B2 |
Melting plant having a melting chamber which by way of a gas protection hood is separated from the environment, wherein the gas protection hood or another part of the melting chamber encasement has a lead through in which an electrode ro...
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JP7009339B2 |
To control the transition of the size of particles of the raw material to be exhausted.A furnace top device 20 comprises: a hopper 21 in which a conical part 23 whose cross-sectional area in a horizontal direction is progressively reduce...
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JP7003031B2 |
To provide a fusion furnace monitoring device which can determine a slag attaching to a cinder notch.The fusion furnace monitoring device includes: image acquisition means for acquiring a plurality of images of the cinder notch of the fu...
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JP2021181607A |
To provide a tuyere for a blast furnace excellent in abrasion resistance and erosion resistance.In a tuyere body 1 for a blast furnace, a durable refractory layer is formed on an inner peripheral surface 5 and an outer peripheral surface...
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JP2021173507A |
To provide a heat treatment device for carbonaceous grains capable of uniformly cooling heat-treated carbonaceous grains without reducing exhaust quantity per unit time.A heat treatment device for carbonaceous grains performs heat treatm...
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JP2021152423A |
To provide a constitution capable of suppressing uneven heating of a heating object.A heating device 1 for heating parts W, heating objects, has a cylindrical part 10 that has a cylindrical shape extending along an axial line O and has t...
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JP2021147259A |
To provide a heat treatment apparatus of carbonaceous grains that can continue uniform heat treatment of carbonaceous grains at a high temperature over a long term and aims to improve the productivity and workability, without generating ...
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JP6935952B1 |
To provide a processing facility having an improved ability to deal with various objects to be processed such as waste as compared with a conventional carbonization furnace, and to further improve the efficiency of decomposition of the o...
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JP6933196B2 |
To provide a learning method of a level lowering speed prediction model for a blast furnace, level lowering speed prediction model for a blast furnace, prediction method of level lowering speed for a blast furnace, blast furnace operatio...
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JP6929839B2 |
A magnetic induction furnace (1) suitable to heat metal billets (2), solid or tubular, made of non-ferrous material to be subjected to extrusion comprises a heating part (6) in which there is present at least one heating section (25) com...
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JP6917037B2 |
To provide a tuyere having a plurality of cooling water passages with improved resistance to mechanical abrasion and thermal stress inside the blast furnace and reduced manufacturing cost.A blast furnace tuyere 1 has: an inner tube 3 for...
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JP2021105492A |
To provide a heat treatment device for carbonaceous grains, without generating the change in the filling degree of carbonaceous grains, the disturbance in the fluidity thereof and clogging in a furnace caused thereby, capable of uniforml...
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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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JP6890122B2 |
Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, containing at least two shafts (1, 2) interconnected by a gas transfer channel (3), each shaft operating alternately in firing mode and in preheat...
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JP6870693B2 |
To provide: a device for determining conditions of a blast furnace, capable of appropriately determining deviation and disorder in raw material insertion and reaction in the circumferential direction of the blast furnace; a method for op...
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JP6857933B1 |
Provided is a surface profile detection device for a blast furnace interior container, which enables an operation close to a theoretical deposition profile by detecting the deposition state of the charge as the shooter turns, even though...
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JP6844768B2 |
To provide a level gauge for blast furnaces, which requires little installation space; prevents infiltration of not only fine dust from the furnace but also relatively large dust into an apparatus; enables continuous measurement; and ena...
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JP2021505838A |
A frame structure (30) for attachment to the top inlet of the shaft melt-reduction vessel (12), supported by this frame structure (30) and removing off-gas from the furnace, and a stack of materials (40) in the furnace. It comprises a ce...
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JP6828225B2 |
To provide a raw material charging method for charging coke into a central portion of a blast furnace capable of securing a mountain height of centrally charged coke while reducing an amount of the centrally charged coke by using a charg...
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JP2021011994A |
To provide a melting device system capable of facilitating the control of the feed of electric power to a heating coil part.A melting device system 100 comprises a melting device 2 having an induction heating coil part 60 into which a me...
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JP6800796B2 |
A raw material supply device that supplies a raw material into a flash smelting furnace and supplies first gas and second gas into the flash smelting furnace, includes: a first gas pathway that is provided in a lance and supplies the fir...
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JP6793629B2 |
To provide a vertical falling-type powder heating device which can heat powder uniformly.A vertical falling-type powder heating device heating while making powder drop comprises: a slot to cast the powder; a takeout spout provided below ...
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JP6791779B2 |
To provide a raw ore firing device and a raw ore firing method capable of uniformly heating raw ores by satisfactorily increasing a heating gas within a layer without generating clogging within a furnace body and improving the quality of...
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JP6784123B2 |
To provide a manufacturing method and a manufacturing apparatus of a glass preform capable of reducing a probability that a furnace core tube is deformed and makes contact with the glass preform during sintering of the glass preform.A ma...
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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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JP6773065B2 |
To perform the demolition of bricks at the bottom part of a combustion chamber of an external combustion stove in a short period of time.A filling material 26 is filled in a first cavity 3C to which combustion air is supplied and in a se...
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JP2020517557A |
In the method of producing foam granules (2) from a sand-granular mineral material (1) with a foaming agent, the material has multiple heating zones (6) along the transport section (5) in the furnace shaft (4). The material (1) is heated...
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JP6695202B2 |
A graphitization furnace has a furnace structure including a support part within a furnace chamber, and a gate valve. The gate valve in an open state thereof after a graphitization process dumps a pack material within the furnace chamber...
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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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JP6659589B2 |
The invention relates to a heat protection assembly (2, 30) for a charging installation (1) of a metallurgical reactor. In order to increase the lifetime of a heat protection shield in a charging installation of a metallurgical reactor, ...
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