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JP4662560B2 |
The inventive multi-level furnace comprises a furnace wall delimiting a cylindrical space having a vertical axis, a plurality of beds defining the levels inside said cylindrical space and at least one scraping arm which is provided with ...
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JP4648252B2 |
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JP2011042851A |
To provide a dezincification apparatus which can surely remove zinc.This dezincification apparatus includes: a preheating tank 10 which is provided with an input port for charging a zinc-plated scrap steel sheet and with a preheating cha...
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JP2011503508A |
A method and an apparatus for the production and the melting of liquid pig iron or of liquid steel intermediate products in a melt-down gasifier, with the introduction of oxygen-containing gas streams through oxygen nozzles into the soli...
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JP2011012901A |
To save on the usage of coke in a shaft type waste melting furnace using the coke as a melting heat source, by improving the heat exchanger effectiveness.In the shaft type waste melting furnace, the inside diameter of the furnace around ...
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JP4611999B2 |
A method for providing a suspension smelting furnace with constant and continuous feed is disclosed. The method employs intermediate storage bins for fine-grained feed, a feed rate controller for accurately controlling the feed rate of t...
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JP4603410B2 |
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JP2010281507A |
To provide a tripper dust collector capable of preventing wear damage to a component and having high dust collection efficiency.Since the tripper dust collector has a dust collecting pipe 4 connected to a dust collector and disposed alon...
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JP4578615B2 |
When carrying workpieces from a loading area in which the workpieces are handled into a heat treatment furnace to make the workpieces subjected to a heat treatment process using a predetermined process gas, the loading area is evacuated ...
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JP4578275B2 |
To provide a method and an apparatus for treating waste containing a chloride, in each of which waste containing the chloride is heated and pyrolyzed uniformly without using a mechanical means. Waste containing a chloride, and calcium ox...
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JP4573344B2 |
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JP4564885B2 |
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JP2010230237A |
To provide a furnace for melting metal capable of avoiding the oxidation of the metal as much as possible by preventing or suppressing the entry of air into a furnace when a furnace lid is opened, and to provide a method for melting meta...
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JP4563627B2 |
To provide an organic waste gasification furnace which can produce a fuel gas containing hydrogen and carbon monoxide as main components in high efficiency in one furnace. The organic waste gasification furnace into which a gasification ...
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JP2010531389A |
A process and an apparatus for producing sponge iron from iron-oxide-containing material in lump form by direct reduction in a reduction shaft using a reducing gas, wherein the entire reducing gas is introduced by means of a number of re...
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JP2010190463A |
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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JP4520154B2 |
A gypsum dryer/calciner includes a calcining space; a first pipe having an inlet connected to a source of hot gases and an outlet emerging in the calcining space; a second pipe having an inlet connected to a source of gypsum and an outle...
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JP4505422B2 |
To provide a pyrolysis apparatus achieving stable pyrolysis and further facilitating scale-up in conversion of a carbonaceous resource into gas energy with high efficiency. The rectangular shaft pyrolysis apparatus has a rectangular cros...
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JP4493609B2 |
To provide a method for achieving stable pyrolysis and further converting a carbonaceous resource into gas energy with high efficiency in conversion of the carbonaceous resource into the gas energy with the high efficiency. The method fo...
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JP4494957B2 |
To provide a gasification furnace in which an organic fuel fed to the interior of the furnace does not cause accumulation in unburned state and to provide a method for preventing occurrence of unburned material in the gasification furnac...
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JP3160453U |
To provide a blast furnace tuyere monitoring device capable of not only monitoring an image of the inside of a blast furnace with a camera but also visually confirming the inside of the blast furnace at the same time. A housing 100 to be...
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JP4482276B2 |
The invention relates to a cooling element, in particular to be used in connection with furnaces and the like related to metal production processes, said element comprising a housing ( 1 ) provided with a channel system ( 2 ) for cooling...
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JP4481653B2 |
A method for the continuous production of steel using metal charge material that is preheated in an upper part of a melting vessel, is then melted in a lower part of the melting vessel with fossil fuels and the molten material is continu...
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JP4470274B2 |
A higher-temperature heating zone and lower-temperature heating zone are set in a process chamber for a single-substrate-heat-processing apparatus in order to subject a wafer to two processes with different process temperatures. In the h...
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JP4467796B2 |
The invention relates to a shaft furnace, in particular a direct-reduction shaft furnace, with a charge composed of particulate material, in particular a particulate material containing iron oxide and/or sponge iron, the said material be...
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JP2010089162A |
To provide a suitable system and method of electromagnetic influence on an electroconducting continuum.Application of amplitude-and frequency-modulated helically traveling (rotating and axially traveling) electromagnetic fields in metall...
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JP4445222B2 |
To provide a reactor using a high-temperature air combustion technique by which the temperature difference in the reactor can be made smaller than usual. A second burner 8 is arranged so that fuel is jetted toward the space formed among ...
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JP4429178B2 |
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JP2010031326A |
To provide a method for operating a vertical furnace, with which a stable vertical furnace operation is made possible by raising rotating strength of coke for charging into the vertical furnace, such as a blast furnace, and suppressing p...
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JP2010025464A |
To provide a unit for measuring a molten material surface level in a vertical type furnace allowing highly accurate measuring of the surface level of a molten material in the furnace and a measuring method therefor.At least four electrod...
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JP2010019539A |
To provide a small air heating furnace using RPF as fuel and having good combustion efficiency and a warming device efficiently performing heat exchange to produce warm air from thermal energy accompanying the combustion of the RPF and s...
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JP2010019496A |
To provide a refractory material formation method of a furnace and a furnace wall structure for the furnace.In the refractory material formation method of the furnace, the furnace having a fluidized bed formed inside includes a water wal...
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JP2010019525A |
To provide an exhaust gas treatment facility capable of facilitating effective use of dust by separating and recovering dust in exhaust gas discharged from a molten metal manufacturing furnace and of easily controlling furnace pressure o...
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JP2010017660A |
To provide a magnetic powder production apparatus using waste which can easily and safely perform the firing of waste in a heating furnace, further eliminates smell, and can swiftly produce a magnetic powder with high efficiency.When was...
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JP4394767B2 |
To treat composite waste perfectly and efficiently through melting treatment without disassembling and classifying the same by a method wherein the upper end level of a coke bed is set between an upper end tuyere and a lower end tuyere w...
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JP4394766B2 |
To safely and efficiently melt a composite waste without disassembling and sorting it by effectively utilizing high heating amount or plastic or the like and capability as a reducing material in the case of melting at a high temperature,...
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JP4388481B2 |
To provide a purging method and its device for a blast tuyere in a shaft furnace type waste melting furnace capable of preventing back flow of not only a furnace gas but also a molten matter in the furnace, even when blasting is suddenly...
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JP4384009B2 |
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JP4377826B2 |
To provide a waste melting treatment method and a waste melting treatment furnace capable of reducing scattering of furnace dry distillation residue by inhibiting fluidization of the furnace dry distillation residue, being stably operate...
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JP2009270815A |
To provide a method and device for manufacturing siliceous molten material enabling production of light yellow mineral wool fiber by using a cupola furnace.The present invention is characterized by (a) charging material including two or ...
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JP4358109B2 |
Cooling plate (1) has coolant channels (5) running within the plate. Coolant tubular pieces for the coolant feed and run-off are directed outward through a protective steel sheet (2). The plate is provided with holding tubes (7) directed...
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JP4355087B2 |
To provide a charging apparatus for a vertical melting furnace, which can charge compound waste under such a state without separation or classification and corresponds to segmented charging in the direction of the radius of the furnace. ...
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JP4351715B2 |
A tuyere structure of a melting furnace includes: a tuyere main body which is covered on an outer periphery thereof with a ring member baked in advance, and is disposed in a hole portion provided in a tuyere brick; and a ramming material...
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JP4350153B2 |
A shaft furnace for producing pig iron by charging an iron source of high metallization rate whose average metallization rate is 95% or greater and a solid fuel containing 70 to 100 mass% of blast furnace coke in layered state or mixed s...
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JP4345043B2 |
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JP2009228047A |
To provide a test apparatus of hot press-fit for a mud material, with which spreading characteristics of the mud material can surely be evaluated.The test apparatus of hot press-fit for the mud material is provided with: a firing furnace...
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JP4336262B2 |
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JP4336226B2 |
To provide a waste melting process method capable of inhibiting the consumption of cokes, increasing the amount of dust to be brought to a furnace bottom in comparison with a conventional one, and keeping a temperature of the melt by the...
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JP4332621B2 |
To provide a vertical firing furnace in which waste plastic can be used as inexpensive fuel, and to provide a firing method. The vertical firing furnace has a waste plastic blowing lance having a lance diameter satisfying inequality (1);...
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JP4330204B2 |
A raw-material heating apparatus in which raw-material supplying pipes and exhaust pipes are disposed in a peripheral portion of a furnace cover, a heating space is formed by the furnace cover, a peripheral wall, and a hearth, a raw mate...
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