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JP7394952B2 |
To correctly calculate the amount of slag included in a tapped slag stream.A slag amount measurement device 1, based on a plurality of first images Im1 obtained by imaging a tapped slag stream 30 discharged from a tap hole 11 of a vertic...
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JP7375802B2 |
To provide a method for suppressing slag foaming, a sedative projection nozzle, and a sedative projection device, which have a sufficient foaming suppression effect while reducing a blocking risk in a transportation system and size of eq...
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JP7346558B2 |
This cooling device for particulate matter is provided with: an annular hopper that is provided around a center axis and that has an inner circumferential wall and an outer circumferential wall that define a receiving space for receiving...
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JP7344598B1 |
[Problem] To improve the safety of continuous furnaces. [Solution] A continuous furnace that heats an object includes a heating section that heats the object while conveying it, a charging section that throws the object into the heating ...
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JP2023111613A |
To provide a manufacturing method of a reduction slag treated material containing γC2S and/or merwinite as its main component by using an electric furnace reduction slag.A manufacturing method of a reduction slag treated material includ...
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JP7312298B2 |
To provide a debinding furnace in which it is easy to remove a binder generated from a heated material from the inside of a furnace body, and which can obtain sufficient sintering quality in sintering in the furnace body.A debinding furn...
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JP2023072826A |
To provide a fixing device for a high temperature melt treatment pot capable of suppressing the fluctuation of a high temperature melt treatment pot, eliminating the movement of a truck to be mounted with the pot and preventing the scatt...
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JP7280164B2 |
To provide a sintered ore cooling device capable of suppressing the insufficient cooling or overcooling of sintered ores.A sintered ore cooling device comprises a deposit tank having an annular space to be deposited with sintered ores fe...
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JP7260778B2 |
To improve a RDI of a sintered ore by early cooling a sintered ore discharged from sintering machine.A method for manufacturing a sintered ore is intended to manufacture a sintered ore for charging into a blast furnace. The method includ...
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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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JP7248106B2 |
Provided is a steam processing method for steel-making slag with which a reasonable steam flow rate control can be performed regardless of the state of steel-making slag in a bed and a steam processing of the steel-making slag can be per...
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JP7216462B2 |
To provide a slag fine aggregate used for a spraying mortar, capable of reducing a rebound amount of a mortar when the mortar is sprayed; a spraying mortar using the same; and a method for producing a slag fine aggregate used for a spray...
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JP2023003344A |
To provide equipment and method for treating a slag, capable of efficiently treating the slag without having a complex equipment constitution.Equipment 1 for treating a slag according to this invention includes: a steam generator 10 for ...
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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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JP7168450B2 |
The invention relates to a method and to a device for the heat treatment of a steel component directed specifically at individual zones of the component. In one or more first regions of the steel component a primarily austenitic structur...
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JP7158570B2 |
A molten iron alloy refining method is for refining a molten iron alloy bath while blowing oxygen to a molten iron alloy bath in a converter furnace, the method includes supplying a direct current between a first electrode disposed above...
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JP7150149B2 |
This converter furnace equipment includes a first electrode disposed so that a front end thereof is immersed in a slag generated above a molten iron alloy bath in a converter furnace, a second electrode disposed in contact with the molte...
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JP2022139403A |
To provide a simple and quick method for aging a slag.In a method of aging a slag according to the present invention, the superheated steam 3 is injected into slag 1 to age the slag 1. The superheated steam 3 is injected from a nozzle 2 ...
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JP7131534B2 |
To provide a manufacturing method of an aggregate capable of using in a subbase material or concrete by using cooled oxide, by separating and cooling a metal and an oxide by melting a byproduct of normal temperature and a coarse aggregat...
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JP7119729B2 |
To provide a water granulation-producing facility and a method for preventing water granulation from being precipitated in a cooling tower of the same, which prevent the precipitation itself of the water granulation contained in circulat...
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JP2022116475A |
To expand the range of use of black slag obtained by melting waste or incinerated ash, by turning it green or brown for various applications.An apparatus for controlling the hue of slag, which is provided with a melting furnace for melti...
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JP7112329B2 |
Disclosed are implementations for heat treatment of a metal component, and a use of a furnace for heating a metal component. The implementations can be used in the partial hardening of optionally pre-coated components made of a high-stre...
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JP7112392B2 |
The invention relates to a method for preparing and activating steelwork slags, preferably a LD slag, as a hydraulic composite material for the cement industry. In this process, liquid steelwork slags are cooled in such a way that they s...
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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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JP7053517B2 |
To provide an aging method of slug capable of shortening an aging treatment for expansion suppression of the slug, by effectively accelerating hydroxylation (hydration) of the slug, when aging treating the slug containing free CaO or fre...
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JP2022057560A |
To provide a smelting method for manufacturing a ferronickel through reducing a mixture containing a nickel oxide ore, the method capable of inhibiting deterioration in quality of an obtained reduced product and enabling an efficient ope...
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JP7047563B2 |
To provide a firing device capable of efficiently firing an object to be fired and improving productivity of the object to be fired.A firing device comprises: a setter S to be mounted with an object to be fired; a feed part 10 feeding th...
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JP7036369B2 |
To provide a method capable of efficiently producing slag containing As and Pb as impurities and causing slight elution of the impurities, by a short-time heat treatment.The method of producing slag comprises a water-granulation process ...
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JP2022038784A |
To provide a processing method and a processing system of steelmaking slags capable of effective acceleration of aging even to slags which naturally become powdered.A processing method of steelmaking slags includes aging treatment proces...
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JP7015607B1 |
It is used in a method for manufacturing a long hardened material and a sinter crusher that crushes the sinter produced by the sinter, and a wear-resistant layer is applied to the crushed portion side of the tooth body 11 in the length d...
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JP7014746B2 |
To provide an aging method of slug capable of shortening an aging treatment for expansion suppression of the slug and elution suppression of high alkali water from the slug, by effectively accelerating carbonation of free CaO or free MgO...
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JP6984625B2 |
To provide a treatment method which can improve separation accuracy at the time when steel slag is magnetically separated, and can effectively treat the steel slag into a state suitable to be used as a resource, in treatment for using th...
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JP6969521B2 |
To reduce periodic temperature prediction errors synchronous with a cooler rotation number, and to improve the prediction precision of a mining temperature.A mining temperature prediction device (4) comprises the following constitution. ...
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JP6956729B2 |
The invention relates to a furnace having a vertical orientation for dental components, comprising a combustion chamber, which is open at the bottom and the opening of which can be closed by means of a furnace door, which is lowered in t...
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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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JP6954500B1 |
To provide a method for producing a slag product and a slag product in which the hydration and expansion of slag containing free MgO is suppressed. A method for manufacturing slag products using steel slag, which is based on 100 parts by...
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JP6929649B2 |
To keep a height to the upper part of a gasification furnace low and, at the same time, fill a slag discharge line for leading the slag from a slag hopper to a slag separation apparatus with cooling water at a start of the gasification f...
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JP2021121571A |
To adjust characteristics of a slag material by an easier method.There is provided a method of producing a slag material, comprising a step of pulverizing and thereafter cooling molten slag S1 to form half-molten slag particles S2 each f...
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JP6927033B2 |
The purpose of the present invention is to provide a method for eluting calcium from steel slag such that more calcium can be eluted into an aqueous solution containing carbon dioxide from the steel slag. The present invention comprises ...
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JP6916988B2 |
To provide a structure in which a partition wall of the reflector located between adjacent heater lamps is cooled and heat from the entire reflector can be effectively exhausted in an optical heating device including a plurality of irrad...
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JP6870328B2 |
To provide a slag having less elution of impurities while containing As and Pb as impurities.In the slag according to the present invention that contains Fe and Si as main components and As and Pb as impurities, an average crystallite di...
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JP6866822B2 |
To improve equalization of mining temperature and energy-saving effect of a sintering cooler facility.An air flow control device (4) of a sintering cooler facility comprises following structure. A prediction mining temperature calculatio...
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JP6847038B2 |
Provided is a cooling grate of a cooler apparatus, the cooling grate being capable of suppressing variation in passing pressure loss of cooling air. A cooling grate 1 includes a plurality of support plates 24 and 25 and a plurality of co...
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JP6844600B2 |
To provide a method for reutilizing slag by removing selenium contained in the slag and making the slag healthy.A method for removing selenium from slag includes: a pulverization step pulverizing the slag containing one or more among bla...
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JP6839619B2 |
To improve the operation rate of a process of producing water-granulated slag by highly efficiently recovering fine particles of water-granulated slag contained in circulation water together with coarse particles of water-granulated slag...
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JP6838955B2 |
A cooler apparatus cools, by using cooling air, a high-temperature granular conveyed material while conveying the granular conveyed material in a conveying direction. The cooler apparatus includes: a plurality of cooling grate lines that...
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JP6828036B2 |
The present invention relates to a system for melting aluminum and recycling black dross, including an aluminum melting furnace responsible for melting aluminum scraps in molten aluminum and a black dross recycling device responsible for...
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JP6828340B2 |
To provide a slag water-granulation device in which slag falling into the water-granulation trough is prevented by simple means and the steam explosion during water-granulation is greatly suppressed.Provided is a slag water-granulation d...
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JP6825335B2 |
To provide a mold mounting jig for replacing a mold that safely facilitates a new mold mounting work in a mold replacement procedure of a copper converter slag exhaustion mold conveyor and a method for replacing the mold using the jig.A ...
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JP6825452B2 |
To provide a cooling device for a metal powder capable of executing cooling processing on the metal powder in a short time and efficiently.A cooling device 1 for a metal powder comprises: stream piping 12 coupled to a lower end of a thro...
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