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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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JP2015058397A |
To efficiently recover mercury from cement kiln waste gas while preventing gas including dioxins from being released in the atmosphere.A processing system of cement kiln waste gas 1 comprises: a heating device 2 which heats kiln dust D1 ...
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JP2015059709A |
To provide an exhaust heat recovery system capable of efficiently recovering exhaust heat at low cost while suppressing corrosion of a flue.An exhaust heat recovery system includes heat exchangers 3 in a flue 2. The heat exchangers 3 eac...
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JP5689128B2 |
An object of the present invention is to provide a combustion device which does not cause an increase in the amount of generated NOx or a degradation in efficiency due to a lower flame luminance, even when the combustion space is limited...
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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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JP5685709B2 |
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JP5686678B2 |
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JP2015507084A |
A furnace (100) for heat processing the annealed material (102), wherein the furnace (100) is a first heatable or coolable first quench in the first furnace chamber (104). A closeable first furnace chamber (104) configured to contain and...
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JP2015507082A |
The method according to the invention is a blast furnace (23) by forming a gas containing carbon monoxide using a mixture of iron ore, an oxide and / or carbide (A) of calcium, and a material containing carbon. ) Or in an electric low ve...
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JP2015507088A |
With a reduction reactor and at least one reducing gas heater suitable for reducing iron oxide to metallic iron, including a convection heating section and a radiating heating section for raising the reducing gas temperature to levels ab...
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JP5670173B2 |
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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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JP2015020106A |
To provide exhaust gas treatment equipment that can flexibly execute a treatment of an exhaust gas discharged out of a piece of metal reduction treatment equipment even when a composition and an amount of a material supplied into the equ...
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JP5661197B2 |
A process and a plant for treating ore concentrate particles containing valuable metal and having at least arsenic and sulfur containing components. The process comprises a two-stage roasting process comprising a first roasting step and ...
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JP5658832B2 |
Apparatus for continuously conveying and pre-heating a metal charge inside a container of a melting plant, comprising at least a conveyor channel, having walls to convey the metal charge, and at least a hood defining a conveyor tunnel an...
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JP5660325B2 |
To provide a method for collecting converter dust, which can collect converter dust while separating high Zn dust from low Zn dust without installing excessive equipment rows for dust collection and exceeding the processing capacity of t...
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JP5659981B2 |
To provide a method for control of exhaust heat recovery equipment, capable of preventing the amount of generated steam from exceeding rated volume, by controlling the amount of steam generated in a boiler installed in the exhaust heat r...
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JP5660144B2 |
To provide a method for treating steel-making sludge treated by a wet dust collector associated with a steel-making secondary refining process and stored together with circulating water in a storage tank under a condenser, without stoppi...
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JP2015014420A |
To provide thermal treatment equipment which allows exhaust heat to be efficiently used.An exhaust part 40 of a heat treatment furnace 2 comprising thermal treatment equipment 1 is provided with an exhaust part heat exchanger (first heat...
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JP5656870B2 |
A method for producing pulverized coal including the steps of providing a drying gas heated to a predefined temperature in a hot gas generator; feeding the heated drying gas into a pulverizer; introducing raw coal into the pulverizer, th...
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JP5656639B2 |
Tunnel kilns serve for the thermal treatment of products in a continuous operation within a production process. The tunnel kilns are usually made up of a number of identical kiln segments, each segment having a blower, heating elements f...
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JP2015007440A |
To provide a by-product gas recovery method, a by-product gas use method, and by-product gas recovery equipment, by which a by-product gas can be efficiently utilized.A by-product gas generated in an ironworks is compressed, and the comp...
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JP2015007520A |
To improve the practicability of a regenerative burner furnace.A regenerative burner furnace includes a pair of regenerative burner units 30L, 30R each having a burner and a heat storage body, and is configured such that combustion gas d...
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JP2015007521A |
To improve the practicability of a regenerative burner furnace.A regenerative burner furnace includes a pair of regenerative burner units 30L, 30R each having a burner and a heat storage body, and is configured such that combustion gas d...
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JP5652947B2 |
To enhance purity of recovered heavy metals and gypsum at low equipment and operation costs in recovering the heavy metals from dust in a bleed gas of a cement kiln combustion gas. An apparatus 1 and the like for treating the dust in a b...
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JP5652916B2 |
To provide a skirt sealing device of a converter exhaust gas processing apparatus that can make it unnecessary to finely regulate the supply pressure of nitrogen gas supplied into a seal jacket for preventing the dust from accumulating i...
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JP5646226B2 |
To provide a method of operating gas separation recovery equipment capable of separating and recovering carbon dioxide from blast furnace gas efficiently and economically without constraints on equipment.In the method of operating the ga...
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JP5640415B2 |
To provide a method of producing gaseous hydrogen in which gaseous hydrogen is produced by efficiently steam-reforming a natural gas.In the production of gaseous hydrogen by charging high temperature solidified slag 3 into a steam reform...
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JP2014234537A |
To reduce the trouble caused by that a semi-clean gas is introduced in a hopper in a uniform discharge pressure operation.A blast furnace includes: a hopper 14 that accommodates a raw material including at least an iron ore; a blast furn...
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JP5640123B1 |
To provide a method for improving the thermal efficiency of a heating device and a device for improving the thermal efficiency of the heating device, which are installed in a passage of a heating gas of the heating device to reduce the h...
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JP5636881B2 |
This vertical kiln (1) is provided with an outer tube (2) and an inner tube (3), and is provided with a starting material pathway (20) therebetween. A fired article discharge mechanism that discharges fired articles from the kiln is prov...
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JP2014227588A |
To provide an apparatus for producing direct-reduced iron which can effectively use fuel gas having low calorific value while reducing consumption of the fuel gas.An apparatus 100 for producing direct-reduced iron includes: a direct-redu...
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JP5635285B2 |
To provide a glass melting furnace which can reduce an NOcontent included in an exhaust gas.The glass melting furnace 1 includes: a raw material charge side exhaust port 3 and a refining chamber side exhaust port 4. The melting furnace 1...
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JP5630095B2 |
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JP5631169B2 |
To provide a device for recovery of valuable metal that emits clean exhaust gas.The device for recovery of valuable metal includes: a combustion chamber 2 having a combustion space 20; a bottomed heating container 11 for accommodating an...
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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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JP5629453B2 |
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JP2014211298A |
To solve such a problem that, in the conventional fusion technique [0003], a petroleum fossil fuel is used in most cases as heating fuel when performing heat treatment or fusion treatment of waste, incineration ash, and other harmful sub...
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JP5617666B2 |
To provide a method for melting a cold iron source by a combined arc melting furnace for the cold iron source which can effectively utilize exhaust gas generated in a combined arc melting furnace for pre-heating of the cold iron source w...
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JP5617667B2 |
To provide a method for reforming exhaust gas of a combined arc melting furnace and a combined arc melting furnace which can reform the exhaust gas generated when melting a cold iron source using the combined arc melting furnace without ...
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JP5621012B1 |
To provide a structure of a bell jar type spheroidizing annealing continuous heat treatment furnace. The first and second heating chambers include a first and second heating chamber, an annealing chamber, a first and second greenhouses, ...
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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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JP5612199B2 |
A process for producing hot metal includes partially reducing granular raw materials containing iron oxide with a carbonaceous reducing agent in a fluidized bed reactor at a temperature of at least 850° C. so as to obtain a reduced mixt...
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JP5604781B2 |
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JP5606418B2 |
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JP5598421B2 |
To provide a low cost denitrating process by using reaction heat by oxidation reaction of CO in exhaust gas after desulfurizing and denitrating as a means for raising the temperature of the exhaust gas in the method for denitrating by am...
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JP2014173109A |
To provide an apparatus and a method which enable recovering and utilizing a zinc ingredient and coke powder contained in dust discharged from the cupola furnace body.A recovery apparatus includes: a first classifier which communicates w...
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JP2014173139A |
To provide a method for recycling converter dust, in which the converter dust, that is obtained by using zinc-containing dust as an iron source and generated by blowing, can be recovered easily and surely as a blast furnace raw material....
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JP2014169849A |
To ship solid slag settling in cooling water within a pressure container efficiently to an external side of the pressure container while restricting reduction in pressure in the pressure container.A pressure container 10 in a heat recove...
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JP2014169850A |
To enable an inside part of a steam generating container to be water sealed against high pressure steam atmosphere by a compact facility and further a head pressure required for water sealing of the steam generating container to be autom...
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