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JP5723536B2 |
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JP5720497B2 |
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JP5721612B2 |
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JP5702453B2 |
To provide a slag treatment method capable of efficiently extracting the silica and magnesia components included in a slag to make use thereof as the raw materials of commercial products.A slag treatment method for extraction of silica a...
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JP5695061B2 |
Method for cooling granular solid materials from a continuous curing facility having at least one area for burning a fuel to cure granular materials, wherein the curing of the granular materials, then the cooling of the cured granular ma...
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JP5686798B2 |
A method for producing cement clinker in a plant that includes: a first cyclone preheater and a second cyclone preheater for preheating first and second portions of a raw material, respectively; a precalcinator using a combustion gas for...
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JP5686678B2 |
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JP5682763B2 |
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JP5679836B2 |
To improve a recovery rate of an iron-manganese oxide recovered from slag.In the method, bare metal removal treatment for removing a bare metal is performed to steel slag containing a CaO-SiO-POphase and an (Fe, Mn)Ox phase and then an i...
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JP5678857B2 |
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JP5667705B2 |
The present invention relates to an apparatus for assembling molten slag and recovering sensible heat. The apparatus for assembling molten slag and recovering sensible heat includes: a rotary circular plate which rotates while being cool...
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JP5664087B2 |
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JP5660166B2 |
To provide a recovery method for iron and phosphorus from steel slag that can effectively and individually utilize the phosphorus and the iron recovered as resources while recovering the phosphorus and the iron from the steel slag at low...
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JP5658828B2 |
A method for manufacturing a plate inorganic nonmetal material by using a molten slag includes: introducing the molten slag into a pool for preserving heat and modifying, wherein a temperature of the molten slag is maintained at 1450°C ...
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JP5659690B2 |
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JP5656172B2 |
The present invention relates to a method of recovering a valuable metal from slag. The method includes the steps of: applying a magnetic field whose magnitude is increased in a stepwise fashion to crushed slag to separate a magnetic mat...
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JP2014533327A |
To provide an apparatus for separating and recovering molten iron from slag. In one aspect, an apparatus for separating and recovering molten iron (106) from slag (108) includes equipment (400) attached to a slag ladle (100). The device ...
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JP5630927B1 |
To provide an amorphous refractory having excellent characteristics at a low cost by reducing the amount of calcined magnesia used while maintaining the required characteristics in an amorphous refractory using magnesia as a main raw mat...
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JP2014219136A |
To provide a device for heat recovery from molten slag heat, having a simple structure with high heat recovery efficiency.The device for heat recovery from molten slag comprises: a fluidized bed 3 in which a fluidized medium 32 obtained ...
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JP5625313B2 |
To provide a method of separating iron-making slag capable of efficiently separating iron-making slag into an iron content and a non-iron content in order to recycle the iron-making slag produced in an iron-making process (in particular,...
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JP5611454B2 |
A process for manufacturing a vitreous slag including rotating a cone about a vertical cone axis, the cone including an external shell having a lateral surface; cooling the lateral surface of the external shell; pouring molten slag onto ...
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JP5610572B2 |
To solve the following problem: application of steel slag is limited because of very different compositions and physical properties dependent on makers and lots and further effective utilization of steel slag is requested, however in an ...
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JP5611467B2 |
A system for disposing high temperature solid state steel slag includes a working barrel (4), a feeding barrel (9), a liftable hydraulic bracket (12), a supporting device(13) and a transmission device(14). The working barrel (4) axially ...
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JP2014189481A |
To provide a fluorine elution inhibition method which can effectively achieve the inhibition of fluorine elution from raw material comprising electric furnace oxide slag, and slag obtained by the method.A fluorine elution inhibition meth...
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JP5582113B2 |
To discharge iron and steel slag left in a slag ladle from the slag ladle such that no damage such as irregularities and cracks is caused on an inner surface of the slag ladle and a large noise is not generated during the work.There is p...
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JP5582395B2 |
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JP5573024B2 |
To obtain fine and highly strong slag by accelerating the reducing reaction of such oxides as an iron oxide and POin steelmaking slag and by suppressing the residue of a carbon source for reduction in the slag based on the suitable regul...
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JP5573403B2 |
To inexpensively recover metal iron from decarburization refining slag and preliminary dephosphorized slag which are produced in a steelmaking process and utilize the steelmaking slag as a civil engineering and construction material or a...
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JP5574057B2 |
The method of reduction processing of steel-making slag, includes: a hot steel-making slag inflow process of continuously or intermittently charging, from a slag supplying container, hot steel-making slag to a molten slag layer on a molt...
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JP5573581B2 |
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JP5560864B2 |
To provide a steel slag thermal energy recovery method capable of efficiently recovering thermal energy from high temperature solidified slag obtained by cooling molten slag as high temperature gas.Thermal energy is recovered from the so...
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JP5558098B2 |
The present invention relates to a cooling system for dry extraction of heavy bottom ash output from furnaces for solid fuel during storing step at hopper, characterized by suitable air intakes (2), placed on the sidewalls of the hopper ...
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JP5559968B2 |
Apparatus for treating materials, the apparatus including a main body which includes an elongated retort section having a primary treatment chamber therein, a feed inlet at an upstream end of the retort section and a discharge outlet at ...
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JP5559645B2 |
To provide a vibrating grizzly capable of preventing a problem of breakage due to thermal stress and optimum for particle size regulation in a high-temperature condition.This vibrating grizzly is composed by mounting a plurality of grizz...
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JP5541423B1 |
The method of reduction processing of steel-making slag, includes: a hot steel-making slag inflow process of continuously or intermittently charging, from a slag supplying container, hot steel-making slag to a molten slag layer on a molt...
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JP5546499B2 |
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JP5531554B2 |
To provide a stone material for underwater submergement whose production is facilitated, and which has sufficient strength, further has stability in water, and further has excellent adhesion of organisms (such as marine algae and coral)....
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JP5533628B2 |
To provide a treatment method for steel slag which promotes the carbonation of dicalcium silicate in steel slug and can control the residue of free CaO and Ca(OH)unreacted during the carbonation, thereby being able to lower the pH of an ...
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JP5531555B2 |
To provide a stone material for underwater submergement which has excellent adhesion in organisms (such as marine algae and coral), is easily produced as well, and also has high strength. The stone material has a structure where a plural...
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JP5523679B2 |
The grid has a grid base with several movement gaps that allow passage of cooling air. The movement gaps lie relative to each other individually or in groups operationally along moved planks (2-6), and are arranged transverse to the conv...
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JP5524098B2 |
To improve the recovery rate of an iron-manganese oxide recovered from slag.A method for recovering valuable metals after subjecting steel slag containing a CaO-SiO-POphase and an (Fe, Mn)Ox phase to base metal-removing treatment for rem...
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JP5522320B1 |
The method of reduction processing of steel-making slag, includes: a hot steel-making slag inflow process of continuously or intermittently charging, from a slag supplying container, hot steel-making slag to a molten slag layer on a molt...
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JP5524097B2 |
To enhance the recovery rate of iron-manganese oxide recovered from steelmaking slag.This method for recovering valuable metals from steelmaking slag containing CaO-SiO-POphase and (Fe, Mn)Ophase includes: removing the base metal from th...
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JP5515638B2 |
To provide a treatment method whereby sulfur content and water-soluble Ca content can be effectively reduced in slag containing sulfur and Ca. The treatment method comprises steps of: soaking the slag containing sulfur and Ca in a solven...
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JP5517063B2 |
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JP5515637B2 |
To provide a treatment method whereby sulfur content in sulfur-containing slag can be effectively reduced. The treatment method comprises step A of soaking the sulfur-containing slag in an aqueous solution and adjusting pH of the aqueous...
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JP5520065B2 |
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JP5514381B2 |
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JP5505801B2 |
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JP5484850B2 |
There is provided a slag discharging system having high flexibility in layout and capable of stable slag discharge in low cost with high reliability. The slag discharging system is configured to rapidly cool slag (S), discharged by produ...
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