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JP2011231349 |
To provide a method for dissolving aluminum powder, which dissolves the powder in high yield and enables the dissolved powder to be recycled for various applications, and also to provide an apparatus for dissolving aluminum powder.The me...
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JP2011230187 |
To provide a non-ferrous metal melt pump having a simple structure capable of tapping non-ferrous metal melt inexpensively without the help of a person, and to provide a melting furnace system using the same.The non-ferrous metal melt pu...
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JP2011226711 |
To provide a cooling structure of a flash furnace for cooling a settler ceiling portion whose temperature is made high by a heat load.In the flash furnace 10 in which a shape of the settler ceiling portion 60 is made into an arch shape, ...
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JP2011226712 |
To provide a waste heat recovery facility for an arc furnace for steel making capable of efficiently recovering waste heat by suppressing temperature fluctuation of exhaust gas.A waste heat recovery facility for an arc furnace for steel ...
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JP2011226713 |
To provide waste heat recovery facilities for arc furnaces for steel making efficiently recovering waste heat by suppressing temperature fluctuation of exhaust gas.The facilities for recovering waste heat from the plurality of arc furnac...
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JP2011220657 |
To provide a pusher with a compact structure, capable of saving space, and capable of increasing driving force when moving a pusher body backward without increasing a cylinder diameter.The pusher includes the pusher body 1 for pushing ou...
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JP2011208920 |
To elongate a service life of H-steel by suppressing wear damage and deformation of the H-steel supporting the settler ceiling section, by cooling the H-steel supporting the settler ceiling section.This cooling structure of the H-steel i...
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JP2011191043 |
To provide a method of extending a service life of a tap hole brick without replacing a tap hole brick itself due to erosion of the upper tap hole brick, by repairing an eroded part before the eroded part of the upper part of the tap hol...
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JP2011191044 |
To provide a structure of a furnace bottom of an electric furnace having a tap hole of a structure capable of dispensing with replacement of the tap hole brick eroded at its upper part in tapping molten steel by changing the structure of...
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JP2011184771 |
To provide a method for melting recovered printing plates in which oxidation loss can be reduced even if recovered printing plates are directly melted with new metals, thus a high melting yield equal to that in the case melting is perfor...
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JP2011174149 |
To provide a method for operating a non-ferrous refining furnace in which occurrence of firm matte-sticking caused by the droplets of a molten body, dust, volatile components or the like at a charge hole part provided at a non-ferrous re...
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JP2011156523 |
To provide a carbonization treatment furnace capable of achieving heat source application control and save energy by making circulating use of combustion heat and waste heat in heat circulation standard cycle during furnace chamber prehe...
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JP2011127852 |
To provide a heat treatment furnace of low costs and high work efficiency.This heat treatment furnace for removing volatile components from a treated object by heat treatment, includes a furnace body having an internal space, a covering ...
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JP2011089730 |
To provide a combustion device for a melting furnace capable of successfully heating a melting target by radiation heat of combustion flame and heating a ceiling part of the melting furnace by radiation heat of combustion flame.A plurali...
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JP2011085279 |
To provide a submerged heating heater for molten nonferrous metal capable of elongating a service life by inhibiting intrusion of molten metal to the inside of a heat radiation pipe and having excellent maintenance performance and safety...
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JP2011080713 |
To provide a device for manufacturing molten metal capable of easily taking a mechanical means for securely solving hanging of a clumpy metal material layer in a furnace when it occurs.A raw material A for forming a filled layer and a cl...
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JP2011080125 |
To provide a producing apparatus for more increasing secondary combustion efficiency when producing molten metal by directly reduction-melting a lumpy metal raw material layer with an electric heating furnace.Raw material charging chutes...
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JP2011080124 |
To provide an apparatus for producing molten metal having always competitive strength without being affected by the variation of price of metallic scrap and reduced metal.A stationary type non-tilting arc-furnace, wherein raw material ch...
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JP2011080714 |
To provide a device for manufacturing molten metal which can effectively prevent generation of hanging in a clumpy metal material layer and which can securely solve the hanging in case of generating it.A raw material A for forming a fill...
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JP2011075183 |
To provide a water-cooled jacket dispensing with the replacement of refractories and the water-cooled jacket over many years, and also to provide a furnace body cooling structure and method using the water-cooled jacket.The water-cooled ...
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JP2011075149 |
To provide a convertor operating device and a method of operating the convertor by using the same, having superior energy-saving effect, and properly suppressing manufacturing costs and an environmental accident after operating an emerge...
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JP2011075187 |
To easily repair a plasma torch insertion portion of a furnace cover by a small number of persons for a short time.The melting furnace includes: a furnace body 11 having a hollow inner part and an opened upper part; the furnace cover 32 ...
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JP2011075228 |
To attain early completion of reaction and to uniformize a reaction by positively accelerating mixing of reaction gas with a raw material supplied into a flash smelting furnace to create a uniform mixed atmosphere at an early stage in th...
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JP2011074432 |
To provide a method for charging an ore raw material and a solvent to a refining furnace, by which an increase in the variation of the grade of SiO2 in slag which has been a problem in the conventional method is suppressed as far as poss...
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JP2011069606 |
To maintain a stable state of molten metal in an arc furnace by detecting a change of state of an iron source supplied into the furnace when continuously supplying the iron source into the arc furnace and melting it.The arc melting facil...
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JP2011065791 |
To provide a structure for mounting a stopper to support a lifting mast for holding electrodes prepared for an electric furnace, the structure preventing occurrence of fatigue cracks at a stopper mounting position for supporting the lift...
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JP2011058667 |
To provide a device of exchanging an electrode of a plasma torch capable of easily performing electrode exchanging work in a small working space.The device is provided with a torch holding member 40 holding a torch body 32 in an extended...
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JP2011046996 |
To provide a member made of a Co-based alloy for an electric melting furnace for subjecting a high level radioactive waste glass having excellent corrosion resistance to a high temperature molten glass having excellent high temperature s...
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JP2011033315 |
To provide an automatic slag recovery device having a simple constitution with high flexibility and capable of performing optimal recovery operation according to the height of a molten metal surface for improving a melting yield at a mel...
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JP2011033217 |
To stop supply of an iron source to a melting chamber in a temperature rising period while smoothly supplying the iron source to the melting chamber in a melting period, in arc melting equipment.In this arc melting equipment 1 including ...
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JP2011012951 |
To provide a melting furnace that locates somewhere but around a vortex chamber a contactless stirrer installed for melting aluminum or other feedstock in a stirring vortex of molten metal in the melting furnace.The vortex chamber of the...
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JP2011012950 |
To locate anywhere but around a vortex chamber a contactless stirrer installed for melting aluminum or other feedstock in a stirring vortex of molten metal in a melting furnace.The vortex chamber of the melting furnace for aluminum or ot...
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JP2010281474 |
To improve flow speed of a vortex when a treatment material such as aluminum is stirred and molten by the vortex of molten metal in a melting furnace.A vortex chamber of the melting furnace for aluminum scraps is formed to have a doughnu...
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JP2010281477 |
To provide a dust collector for an electric furnace, which easily and efficiently controls scattering of soot, dust and fume generated from a ladle during tapping.The dust collector 1 includes: a hollow and annular ring hood 10 having su...
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JP2010281478 |
To provide a dust collector for an electric furnace, which easily and efficiently controls scattering of soot, dust and fume generated from a ladle during tapping.The dust collector 1 includes: a hollow and annular ring hood 10 having fi...
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JP2010271002 |
To provide a climbing kiln and a hole type kiln capable of suppressing generation of smoke and preventing failure of finishing of baking of ceramics.A high and wide secondary combustion chamber 20 including an intermediate wall 21 arrang...
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JP2010270963 |
To provide an electric smelting furnace for melting and reducing oxide material, capable of efficiently obtaining desired molten metal while minimizing generation of flame spewing phenomenon, even when the material composed of oxide havi...
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JP2010255959 |
To provide a furnace body structure effectively using a refractory layer in a part with small damage.The furnace body structure for a furnace 1 includes a bottom 10 and a sidewall 20 formed by the refractory layer. The bottom 10 includes...
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JP2010255907 |
To provide a furnace wall structure and a wear suppressing method for furnace wall refractory capable of suppressing wear of the furnace wall refractory without using a water-cooled panel or a water cooling structure in a molten metal ma...
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JP2010248585 |
To provide a method and an apparatus for refining a cast iron with which a necessary quantity of molten cast iron having low oxygen and low sulfur can be supplied by using an arc- furnace suitably used as a refining furnace without the n...
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JP2010249477 |
To provide a three-phase AC electrode type circular electric furnace and a method of cooling its furnace body, capable of preventing progress of local erosion of a furnace sidewall, capable of properly controlling the thickness of a coat...
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JP2010236743 |
To provide a slag discharge system and method suppressing a loss of white metal while suppressing remaining of slag in a converter.The slag discharge system is equipped with: a tilting device tilting the converter to be used in a copper ...
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JP2010236740 |
To provide a furnace structure of high economical efficiency with a very simple structure, allowing easy replacing and repairing of only refractory bricks with harsh damage in a short period of time.The furnace structure 1 is equipped wi...
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JP2010230682 |
To achieve the easy and short-time replacement of a body of a melting furnace and ensure the contact of an abutting conductive part with a furnace-side plate electrical circuit.A device includes a crimping drive unit 25 placed on a fulcr...
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JP2010230198 |
To provide an exhaust gas treatment device and a method capable of minimizing a concentration of dioxin in exhaust gas without increasing a treatment target exhaust gas amount and without drastically increasing a collected dust amount.Th...
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JP2010190463 |
To provide a plate and method for measuring the residual thickness of a refractory material, capable of inexpensively, easily and accurately measuring the residual thickness of the refractory material installed on an inner wall of a melt...
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JP2010169296 |
To provide a material charging device capable of elongating its service life, a method of charging a material by using the material charging device, and a melting furnace system including the material charging device, capable of charging...
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JP2010169381 |
To provide a non-ferrous metal melt pump capable of maintaining high pump efficiency without hindering the movement of a non-ferrous metal melt caused by an electromagnetic force by preventing the generation of an eddy current.The non-fe...
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JP2010127538 |
To prevent blocking of a molten metal passage while preventing forming of a thick protective coating on a surface of molten metal flowing in the molten metal passage even if cover gas in a metal melting furnace flows into a space part of...
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JP2010112573 |
To provide an arc melting furnace and an arc casting device capable of reinjecting molten metal, and preventing flowing of floating slag to a casting mold.A furnace body 21 has a recessed molten metal storing section 24 formed into the p...
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