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JP2004028465A |
To provide a method capable of speedily and certainly stopping combustion generated by smoldering or incomplete combustion gas and terminating inspection/repairing of a waste treatment facility without causing environmental pollution in ...
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JP2004028432A |
To provide scale removal devices 30 and 40 capable of automatically removing scale H1 and H2 attached at collar parts of passing ports such as a slag discharging port 8 and a gas duct inflow port 11 or the like in operation, in a melting...
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JP3483111B2 |
To provide a double cylinder type firing furnace for which waste plastics are usable as an inexpensive fuel, and a firing method. The furnace body of this double cylinder type firing furnace for firing raw ores, such as limestone or a do...
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JP2003343821A |
To provide a gas conversion reactor that is excellent in thermal efficiency, more compact and smaller in installation area. The interior of a cylindrical bulkhead 2 serves as a gas melting conversion part 3, whose top has an inlet 21 for...
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JP2003329226A |
To allow to reheat ash and dust generated during burning garbage and to make them into slag without flying them around.A melting furnace 1 and gas processing equipment (a combustion furnace 2, a heat exchange chamber 3 and a temperature-...
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JP2003306722A |
To attain the improvement of a recovery rate and the conservation of energy when metal is recovered from metallic waste stuck and mixed with organic matter, to enhance the efficiency of the main stages, to miniaturize an apparatus, to mi...
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JP2003307303A |
To provide a melting furnace causing no blocking-up by molten slag in an opening of a blowing-in nozzle for blowing generated gas or combustion air or combustion gas in the melting furnace, and causing no hindrance to operation of the me...
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JP2003302023A |
To provide an operation method for a melting furnace enabling uniform temperature rise in the furnace, elongating the life of the furnace without causing thermal stress on a furnace wall due to a temperature difference, and achieving the...
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JP2003302024A |
To provide a melting furnace with a molten slag discharge portion having proper slag discharging performance and a slag removing method for the molten slag discharge portion.The melting furnace 10 is constructed to introduce unburnt gene...
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JP2003294367A |
To provide a treating method of dust generated from a gasifying melting furnace, and its waste gasifying melting equipment for eliminating an equipment problem by dispensing with a dehydrator for turning slurry of the dust generated when...
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JP3456577B2 |
To provide a technique for restraining the lowering of temperature when a produced slag is poured into an electric power type holding furnace. In a structure of a connecting chute for pouring the produced slag in a melting furnace into t...
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JP3457129B2 |
To provide a small-sized burnt ash melting furnace capable of efficiently melting and solidifying the burnt ash generated in incinerating the municipal refuse and the industrial waste to make it compact and harmless and conducting a stab...
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JP2003287208A |
To provide a refuse incineration technology capable of extruding and discharging burned residues horizontally by means of an extruding device and effectively scraping off the burned residues adhering to a bottom section of an incinerator...
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JP2003269867A |
To provide a cooling element provided with improved properties on shape stability regarding the cooling element formed of copper or a low- fusion copper alloy as a replaceable component of the lining of an arc furnace or a blast furnace ...
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JP3448590B2 |
To effectively utilize waste plastics as inexpensive fuel and to reduce the production cost by providing a firing furnace for firing raw ores, such as lime stone and dolomite, with a waste plastic blowing lance having a specific lance di...
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JP2003262319A |
To provide a gasification melting system that is suitable to recover thermally cracked gas generated from waste as industrial gas.The gasification melting system comprises a shaft furnace 1 for thermally cracking and melting waste, and a...
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JP3445958B2 |
To obtain a shaft-type pyrolytic melting furnace in which a support gas fed from a tuyer surely flows without hindrance of refuse up to the lower layer of refuse which forms a melt zone, and spreads all over the lower part (melt zone), s...
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JP2003527551A |
The invention relates to an additional embodiment for the arrangement of a lower annular suction and gas relaxation chamber (12) on a coke-heated circulating gas cupola furnace for material and/or energetic recycling of waste materials h...
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JP2003254528A |
To provide a melting processing furnace and a melting processing method of incineration ash requiring no preprocessing for forming an incineration ash mass, reducing dependency on energy, and having high energy utilization efficiency.In ...
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JP2003254525A |
To provide a waste melting furnace and an operation method of the waste melting furnace in which a temperature of melting slag in the melting furnace is accurately and continuously measured, and the temperature of the melting slag is adj...
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JP2003247032A |
To provide a method for operating a smelting reduction furnace with which chromium-containing molten metal is produced by arranging tuyeres for blowing high temperature oxygen-enriched air into a filling layer of carbon- base solid reduc...
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JP3443588B2 |
To provide a top type firing furnace for which waste plastics are usable as an inexpensive fuel, and a firing method. This top type firing furnace for firing raw ores, such as limestone and dolomite, has a hearth 5 for receiving the raw ...
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JP3442600B2 |
To improve a working environment in front of a slag tapping opening, by a method wherein a spouting gas which includes a large amount of dust and smoke and is generated at a slag tapping opening at the time of slag tapping operation in a...
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JP2003227603A |
To solve the problem of a direct melting furnace for a solid waste, wherein high temperature is required for treating molten slag to easily accelerate wear of a furnace wall.This direct melting furnace includes: a shaft kiln having a the...
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JP2003524143A |
A cooling element designed particularly for furnaces, said element comprising a housing (1) mainly made of copper, and a channel system (6) provided in the housing for cooling medium circulation. At least on a part of the surface of the ...
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JP2003207119A |
To provide an incinerator which completely burns articles to be incinerated and suppresses the product of harmful materials and smokes.The incinerator 12 has an air duct 72 at the center for supplying air introduced from a blower 66. A m...
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JP2003193061A |
To provide a pyrolyzing oven for organic compound components of simplified structure with improved heating efficiency, having the mechanism of heating wastes in an oxygen-blocked atmosphere.This pyrolyzing oven has the following structur...
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JP2003194323A |
To provide a method of operating a burned ash melting furnace not requiring a preliminary treatment for forming burned ash lumps, with less dependence on electric energy, with a high energy use efficiency, and with less amount of occurre...
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JP2003190769A |
To enhance the heating efficiency of a pyrolytic furnace and to efficiently discharge the residue of matter to be treated, in an organic compound decomposition treatment apparatus for removing an organic compound component of waste by py...
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JP2003185112A |
To realize a combustion melting furnace with high combustion efficiency by avoiding flameproofing of a thermal decomposition carbon by means of a heat treatment in the combustion melting furnace and optimizing a thermal decomposition car...
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JP2003171706A |
To provide a refractory structure which is used in a metallurgical furnace such as a smelting furnace and a cupola used in smelting ores or the like to prolong the service life of a tuyere by preventing direct fall of high- temperature c...
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JP2003170132A |
To provide an operation method of a waste battery treatment furnace by which waste batteries to make harmless in the abandonment is stably and inexpensively treated in large amount.The waste batteries are board from a furnace top to a po...
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JP3413246B2 |
PURPOSE: To keep the velocity of gas flowing into a smelting furnace to be high sufficiently even when the quality and quantity of the gas are varied, by feeding most of feed reaction gas from outside as an annular curtain of minute mate...
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JP2003130321A |
To provide a method for operating a waste gasifying melting furnace capable of stably operating by detecting a rack formed in a furnace promptly.In this method for operating the waste gasifying melting furnace, furnace temperature above ...
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JP3395886B2 |
To provide a device which continuously stably measures and monitors a residual thickness of a refractory material in a blast furnace and the like. A through hole 4 is provided in a thickness direction of a refractory material 1 into whic...
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JP3393302B2 |
PURPOSE: To improve thermal efficiency by directly melting piled metallic materials in a melting furnace with the flame of an assist-combustion gas a specific concn. and oxygen ratio and burning unburnt gas with a separately supplied oxy...
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JP2003090521A |
To provide a method and apparatus for treating wastes.The method and apparatus for treating wastes comprises thermally decomposing wastes, which have been conveyed into a thermal decomposition furnace, in the absence of oxygen, taking ou...
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JP2003083520A |
To provide a waste disposal method and system in which the residue of waste can be reduced as low as possible and an exhaust gas disposal can be easily realized and the waste including incombustible materials and flame resistant material...
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JP2003083529A |
To provide an incinerated ash melting furnace which can perform not only the fusion of the ash of incinerated ash but also the fusion of the metal in the incinerated ash thereby materializing the cost decrease.The furnace lower part, whi...
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JP2003510458A |
The invention relates to a method for introducing bulk material into a metallurgical vessel, especially for introducing scrap into an arc furnace, which has at least one centrally situated electrode in an upper vessel part that is gas-ti...
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JP2003074818A |
To provide a waste melting furnace including means for melting a solid substance by heating an upper portion of a slag outlet and discharging it to the outside of the furnace when heat in the furnace is insufficient.The waste melting fur...
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JP2003075068A |
To provide a vertical melting furnace capable of producing and discharging a molten substance without stagnation by increasing the amounts of consumption of a fuel such as cokes and oxygen without successively raising the temperature in ...
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JP2003509588A |
A metallurgical furnace provided with a refractory lining and an outer furnace steel jacket, having copper cooling plates, wherein a flow of cooling medium flows through the cooling plates arranged between the furnace steel jacket and th...
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JP3385831B2 |
To provide a method for precisely estimating the balanced eroded line of a furnace bottom brick and the structure of a furnace bottom which can restrain the erosion of the furnace bottom brick as little as possible. This estimation metho...
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JP2003065517A |
To provide a vertical melting furnace that can smoothly produce and discharge a melt without excessively raising temperatures in the vicinities of tuyeres by increasing the consumption of fuel, such as the coke, etc., or oxygen.This vert...
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JP2003065677A |
To improve a thermal efficiency in a melting device equipped with a vertical melting furnace.The charging unit 21 of a ferrous raw material 2 is provided above the melting furnace and the supplying unit 26 of carbon fuel 3 is provided be...
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JP2003065515A |
To decompose harmful gas included in exhaust gas and make it harmless to an environment by allowing the exhaust gas to flow back downward and circulate in high temperature atmosphere.An incinerator 10 uses coke as fuel for incineration s...
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JP2003065516A |
To provide a vertical melting furnace that can stably produce and discharge a melt without specially raising the temperatures in front of tuyeres by increasing the consumption of fuel or oxygen.This vertical melting furnace has a plurali...
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JP2003056819A |
To provide a melting furnace for incinerated ash or land-fill refuse capable of continuously stably discharging molten slag in a melting furnace for melting incinerated ash or land-fill refuse. A melting furnace is provided, in which inc...
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JP2003028410A |
To provide the tuyere of a shaft type waste melting furnace being low in an equipment cost, low in an amount of heat removed from the furnace, and facilitating an exchanging work.The tuyere through which combustion air is blown in the fu...
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