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JP5135552B2 |
To provide a method for producing steel slag for water area sinking, which method facilitates the application of steel slag with a high sulfur content and with a conventionally difficult application, into water area by rapidly curtailing...
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JP5134610B2 |
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JP5132155B2 |
A steelmaking process is disclosed. The process includes producing molten steel and molten steelmaking slag in a steelmaking process, the steelmaking slag including iron units and flux units, and thereafter producing molten iron in a mol...
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JP5133565B2 |
The invention aims at providing a bulk material cooler particularly for hot cement clinker, wherein the conveyance performance and the efficiency of the cooler are enhanced and problems due to wear are reduced. According to the invention...
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JP5121867B2 |
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JP2013006757A |
To provide a method for reducing quickly, stably and comparatively inexpensively, free lime contained in steel slag.In this method for reducing free lime of steel slag, aqueous solution of an alkali metal hydroxide is added to steel slag...
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JP5116922B2 |
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JP2013002639A |
To provide a partition type reduction method for metallurgy and a facility for the same which is achieved in a purpose for saving energy and conserving a global environment by substantially reducing a time required for a rise and fall of...
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JP5098505B2 |
To provide a treatment method of slag which can be suitably used for effectively suppressing the elution of fluorine from steel making slag and slowly cooled blast furnace slag and can be practised at a low cost without using a special a...
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JP5091046B2 |
To provide an attachment for falling weight type crushing preventing damage to a hydraulic cylinder by an excessive reaction acting thereto when locking the hook of a chuck device to the locking part of a ram by extension of the hydrauli...
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JP5088040B2 |
To provide a treatment method of slag capable of effectively suppressing the elution of fluorine from granulated blast furnace slag and implementing at a low cost without using a special equipment, a treatment agent or the like. In this ...
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JP2012233650A |
To provide a phosphorus separation method for steel-making slag and a phosphorus separation apparatus for steel-making slag, by which phosphorus can be separated with high separation property from steel-making slag essentially comprising...
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JP5074586B2 |
The invention relates to steel production in the steel and iron industry. The inventive method consists in dividing a solid slag stream which flows from a metallurgical vessel and falls down, into individual streams along the solid strea...
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JP5058768B2 |
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JP5037635B2 |
The present invention provides a process for treating a exhaust gas which is generated when slag discharged from a smelting furnace for non-ferrous metal is water-granulated. There is provided a process for treating an exhaust gas, which...
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JP5041655B2 |
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JP5040257B2 |
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JP2012184452A |
To provide a reduced iron cooling device requiring no regularly exchanging work of parts and capable of being miniaturized and a reduced iron manufacturing method.The reduced iron cooling device 100 mainly has a tubular conveying section...
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JP5032901B2 |
To provide a continuous tapping device for a waste melting furnace capable of performing continuous tapping even in a waste melting furnace of high furnace pressure, significantly miniaturizing a water granulation pit, and dispensing wit...
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JP5011461B2 |
The present invention is an apparatus and process for cooling and de-steaming hot calcined stucco used in the production of gypsum boards or bagged plaster. The apparatus is a fluid bed stucco cooler and comprises a cooler housing having...
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JP5012606B2 |
To efficiently cool molten slag having relatively high basicity and viscous property by using a double drum system cooling apparatus. In the cooling of the molten slag having basicity of ≥2 by using the double drum system cooling appar...
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JP5009150B2 |
The aim of the invention is to design a bulk-material cooler, particularly one for cooling cement clinker, which operates according to the walking floor principle, so that its cooling grate can be composed of a multitude of ventilated co...
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JP5008943B2 |
To provide a molten slag-treating facility which can prevent bubbles from occurring inside concrete even when using granulated blast furnace slag mixed with cement as aggregate for concrete without needing a large-scaled facility constru...
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JP5009161B2 |
A method of controlling the operation of a bulk good grate cooler for cooling hot cement clinker, for example, in a process-controlled manner is provided in order to ensure that the volume flows of cooling air in all areas of the cooling...
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JP4992057B2 |
To provide a post-treatment apparatus of slag and a method therefor, for completely collecting slag and recycling it, and further forming fine powder. The post-treatment apparatus is installed at a rear end of a sand washer 21 for treati...
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JP4992778B2 |
To manufacture a slag for a cement raw material from steel making slag at low cost without special treatment such as secondary heat treatment and the like to the slag after cooling. In a cooling step of the steel making slag generated in...
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JP4972340B2 |
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JP4972609B2 |
To enable to conduct hydration reaction in a short time regardless of kinds of steel slag. A method for aging steel slag 2 with pressurized steam is disclosed. A piping 5, designed to feed steam to a pressurized vessel 4, in which a slag...
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JP2012112021A |
To provide a recovering method and a recovering device capable of efficiently recovering TiO2 from blast furnace slag.The blast furnace slag discharged from iron ore in a blast furnace for iron manufacture is heated to a temperature lowe...
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JP4953373B2 |
To provide a waste disposal power reactor of a method particularly suitable for efficiently generating electric power with incineration treatment of industrial waste mixed with an unburnable sold material, capable of rationally reducing ...
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JP4946931B2 |
To provide an apparatus for cooling treatment of molten slag by which thick slag solidified products suited for obtaining slag products such as coarse aggregate or the like can be produced. In the apparatus, there are provided a pair of ...
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JP4938711B2 |
To provide a silicic fertilizer having effective constituents for both rice field farming and upland field farming and a raw material slag for the same. A slag for fertilizer comprises 30-50 mass% of CaO, 20-40 mass% of SiO2, 8-30 mass% ...
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JP4913974B2 |
The invention relates to a cooler and to a method for cooling hot bulk material. The hot bulk material is fed on a stationary aerating base through which cooling gas can flow and is transported by means of reciprocating conveyor elements...
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JP2012067375A |
To provide a processing method for converting slag ejected from a converter in a copper smelting into an iron raw material.In the method for processing the converter slag containing 1 mass% or more of Cu produced in the copper smelting p...
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JP4908914B2 |
To provide an apparatus for treating aluminum chips, which inhibits the danger of inflammation by adopting a process of collecting an oil content in a liquid state so as not to decompose it into a combustible gas as much as possible, fur...
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JP4909101B2 |
To provide a method for treating a water-granulated substance of a waste-melting furnace which prevents the water-granulated substance discharged out of the waste-melting furnace from wearing appliances and pipes and biting appliances, d...
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JP4901795B2 |
To provide a method for dissolving fly ash to molten slag which can stably and economically dissolve the fly ash of ≥10 mass% which is a quantity larger than the conventional case. In the method where a lance 12 whose chip part is prov...
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JP4879207B2 |
A process of water-granulating copper smelting slag can readily suppress elution of As from the copper smelting slag. A process of water-granulating a copper smelting slag with granulation water in a circulating system, includes granulat...
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JP4877862B1 |
To cool a powder heated in a heating part in a cooling part and slide a take-out plate provided in the take-out part to take out a predetermined amount of powder in order. The powder was also efficiently cooled in the part. Powder W heat...
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JP4870063B2 |
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JP4860852B2 |
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JP4856661B2 |
To conduct stabilization of steel slag in a shorter time than ever in a stabilization process in which aged steel slag is carbonized by exposing it to the flow of carbon dioxide and improve the reaction efficiency of carbon dioxide. The ...
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JP4851456B2 |
A steel slag treatment equipment by barrel method is described, comprising left and right barrel bodies (2, 3), flow branching pan (9), mandrel (6), mandrel feed funnel (13), wherein between left and right barrel bodies (2, 3) there is p...
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JP4849785B2 |
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JP4847446B2 |
Described is a method as well as a cooler (1) for cooling hot particulate material which has been the subject of heat treatment in an industrial furnace, such as a rotary kiln (3) for manufacturing cement clinker, by which method the hot...
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JP4847216B2 |
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JP4834906B2 |
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JP2011242000A |
To provide a treatment method for removing fluorine from waste in a shorter time than before.The treatment method for removing fluorine uses a heating furnace, a steam supply means and a gas treating means, and the method includes: an in...
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JP4827580B2 |
To provide a hydrated hardened body having a reinforcing rod excellent in neutralization resistance and salt damage resistance which can made into a structure member having durability over a long period even under environmental condition...
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JP4827583B2 |
To provide a hydrated hardened body having a reinforcing rod excellent in neutralization resistance and salt damage resistance which can made into a structure member having durability over a long period even under environmental condition...
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