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Matches 601 - 650 out of 4,413

Document Document Title
JP5309740B2
To restrain production of CO gas caused by the reaction of carbon in granulated iron, to improve strength of slag after melting and refining processing, to reduce unit consumption of fuel in melting and refining processing and to increas...  
JP5303977B2
Disclosed is a method for aging steel slag or the like efficiently in a short time at a low cost. A method of processing slag comprises a step (A) for spraying water to high-temperature slag such as steel slag, and a step (B) for aging t...  
JP5286880B2  
JP2013177291A
To obtain slag solidified in such a shape as to yield slag aggregate having a proper shape and a proper grain size distribution after crushing at a low cost, without increasing the solidification thickness of slag beyond necessity.Differ...  
JP2013177292A
To provide a heat recovery system and a heat recovery method for solidified slag, which can easily recover sensible heat from solidified slag.Different rugged shapes are separately provided to the upper and lower surfaces of solidified s...  
JP5281315B2
To provide a slag solidification determining device, a slag solidification determining program and its method capable of automatically determining a proper ignition time period of a melting burner without affected by flame and combustion...  
JP2013533451A
[Subject] A lattice board for transportation of a very hot material which leaves a furnace, and cooling is provided. [Means for Solution] The lattice board has a rectangle-shaped hollow part, the maximum size is perpendicular to a direct...  
JP5267097B2
To provide a method for manufacturing reduced-iron and an apparatus for cooling the reduced-iron pellet capable of achieving low facility cost by cooling the pellet reduced in a rotary hearth type reducing furnace at comparatively short ...  
JP2013532110A
A process which rotates a corn which comprises an outer shell object which has the side focusing on a corn vertical axis, Up to a process of cooling the side of the outer shell object, and the corn is filled with liquid slag, A process o...  
JP2013147382A
To provide a method capable of efficiently and economically separating phosphorus from a composite oxide which contains the phosphorus and contains iron and calcium at a relatively high concentration.A composite oxide containing 10 mass%...  
JP2013144292A
To provide a method capable of suitably reducing hexavalent chromium even for a substance containing powdered chromium oxide which is small in grain size.In the method, a substance containing reductive sulfur is mixed with a substance co...  
JP2013139596A
To provide a method and system for efficiently recovering heat from molten slag generated in a blast furnace.The molten slag M generated in the blast furnace is fed into a mold 11 to cast a plate-like solidified slag S. The solidified sl...  
JP2013139344A
To provide a method for recovering heat of molten slag capable of obtaining high-temperature heat recovery gas by recovering heat from molten slag generated in a blast furnace.In this method for recovering heat, molten slag generated in ...  
JP2013133953A
To improve energy efficiency in cooling a bulk material layer while being transported.A bulk material cooling device 5 includes a fine particle separation part 102 and a subsequent cooling part 103 provided on a downstream side of the fi...  
JP2013133954A
To equalize inclinations of factors that affect a cooling performance, even if the factors are varied in a direction perpendicular to a transportation direction.A bulk material cooling device 4 includes multiple rows of movable floors 20...  
JP2013527881A
A device for using a compression element and such a compression element and a method of use are provided, and it is a compression element, it is provided between the upper part surface provided with an entrance and an exit, the lower par...  
JP5229690B2  
JP5229688B2  
JP5215168B2  
JP2013112734A
To provide a slag discharge system in which construction costs of apparatuses are reduced by simplifying the apparatuses.The slag discharge system includes: a cooling tank 102 for cooling high-temperature water-granulated slag 203 with s...  
JP5205262B2  
JP5200442B2  
JP2013082582A
To provide a both outer sides delivery-type twin roll cooling apparatus for treating molten slag that can advantageously treat large steel slag with a large-production scale.A flow path of cooling water of the twin roll cooling apparatus...  
JP5191861B2  
JP2013079766A
To provide a rotary circular cooling apparatus capable of improving the cooling capability of a sintered ore while saving power consumption without inviting deterioration in the quality of the sintered ore, and to provide a method for co...  
JP2013071887A
To prevent the generation of lumpish water-granulated slag considered as foreign matter in the selling of a water-granulated slag product by uniformly mixing the lumpish water-granulated slag generated when fine water-granulated slag con...  
JP5171493B2  
JP5163004B2  
JP5157557B2  
JP2013044034A
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...  
JP2013044029A
To provide a method for recovering phosphorus and iron from steelmaking slag, by which phosphorus and iron are inexpensively recovered from steelmaking slag containing phosphorus and the recovered phosphorus and iron are utilized as reso...  
JP5154405B2  
JP5144937B2  
JP2013028520A
To extract sulfur from sulfur-containing slag in a short time without carrying out high temperature treatment, to separate and remove sulfur from hot metal desulfurization slag, and to recycle the slag thereof.At least one kind of slag s...  
JP2013029251A
To provide a radiation type cooling device and a method for manufacturing reduced iron which fundamentally has no need of the periodic replacement work of parts.A radiation type cooling device 100 is characterized by being provided in a ...  
JP5135552B2  
JP5134610B2  
JP5132155B2  
JP5133565B2  
JP5121867B2  
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...  
JP5116922B2  
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...  
JP2013002782A
To provide sintering facilities that are not stopped even when an exhaust gas processing device of a sintered ore cooling device is at a stop, and can improve availability, and an operation method thereof.The sintering facilities include...  
JP5098505B2  
JP2012531378A
The first cyclone type preheating machine (5) and the second cyclone type preheating machine (7) for the present invention to preheat the first portion (4) and the second portion (6) of raw material, respectively, A reserve or a roaster ...  
JP5091046B2  
JP5088040B2  
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...  
JP2012529003A
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...  

Matches 601 - 650 out of 4,413