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JP3442628B2 |
To provide a new molten metal dipping member that can uniformly and efficiently cool a molten metal refining container represented by a dipping pipe, a hood, or the like. In a molten metal dipping member with a refrigerant descent channe...
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JP3442417B2 |
PURPOSE: To produce an iron-containing coolant for refining a steel at a low cost by adding and mixing prescribed quantities of coal, iron ore, slag and metallic fibril into a rolling mill slurry, adding a specific quantity of binder and...
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JP2003225761A |
To provide a convection type brazing apparatus for metal, such as aluminum, copper or iron-made work piece in which the metal work piece can uniformly be heated to prevent the deformation of the work piece, and the working efficiency can...
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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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JP2003213268A |
To provide a batch type carbonization treatment apparatus which has not only improved treatment efficiency in comparison with known methods but also can perfectly sterilize and safely carbonize infectious wastes incapable of having been ...
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JP2003166016A |
To provide a vacuum carburization apparatus which reduces the processing time for carburization treatment consisting of several times of hardening treatment.The vacuum carburization apparatus has an airtight vessel 1, a vacuum pump 2 for...
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JP2003148872A |
To reduce line inventory, to continuously maintain cleanliness and to reduce an installation space.This oven system is provided with conveying means 41a, 41b arranged in an oven 40 that encloses a plurality of workpieces 2, to convey eac...
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JP3397113B2 |
To provide a furnace body structural member for a shaft metallurgical furnace capable of not only appropriately cooling the refractory on the in- furnace side but also effectively preventing its detachment due to losses. A furnace body s...
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JP2003510544A |
The explosion-generating device (101) is cooled with non-liquid coolant during cleaning so that the installation does not have to cease operation. An explosion-based system for cleaning out a hot heat exchange installation during operati...
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JP2003507881A |
An apparatus (10) for heat treatment of a wafer (28) is disclosed. The apparatus includes a heating chamber (18) having a heat source (20). A cooling chamber (32) is positioned adjacent to the heating chamber and includes a cooling sourc...
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JP3379136B2 |
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JP2003504209A |
A method for plugging a hole, particularly a hole provided in a cooling element, in which method a hole formed in a piece essentially made of mainly copper, for instance in the housing element of a cooling element, there is arranged a pl...
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JP2003501791A |
The aim of the invention is to improve the cooling of the bottom electrodes (1) of metallurgical melting vessels. To this end, a cooling plate (5) is situated beneath the support plate (2) on which the contact elements (3) are supported....
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JP3365512B2 |
A device, system and method permitting on-line explosives-based cleaning and deslagging of a fuel burning facility (31) such as a boiler, furnace, incinerator, or scrubber. A coolant, such as ordinary water, is delivered to the explosive...
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JP2003501612A |
The aim of the invention is to provide a means of also cooling the lower part of electric arc furnaces and/or resistance furnaces. To this end, said lower part-the actual melting vessel (4)-is surrounded with a jacket (9) at a certain di...
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JP2003500631A |
The present invention relates to a method for cooling the gas flow exiting through the uptake of a smelting furnace such as a flash-smelting furnace with finely dispersed liquid sprays, which prevents the solid matter particles contained...
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JP2003500626A |
The invention relates to a method for the manufacture of a composite cooling element for the melt zone of a metallurgical reactor, whereby the element is manufactured by attaching ceramic lining sections to each other by copper casting a...
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JP2002364596A |
To provide a fan device excellent in the heat resisting performance. The fan device 1 includes a shaft body 3 having a double tube structure consisting of an outer tube 11 and inner tube 13 and supported by a supporting part 7 rotatably,...
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JP2002541422A |
In a metallurgical vessel (1) having a tapping apparatus (5) for the slag-free withdrawal of liquid metal (3) from a molten metal bath (3) which is disposed in the vessel (1), a first leg (11) of a discharge duct (10) passes through the ...
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JP2002541328A |
A cooling plate for shaft furnaces, in particular, for blast furnaces, provided with a refractory lining, comprising cooling channels loadable with a cooling medium, wherein at least the front side facing the interior of the furnace is c...
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JP2002541428A |
A heating and cooling device for a substrate (14), comprising an electric heating resistor(16) which is integrated into notches (18) in the plate (12) with an inner covering (22) exhibiting good thermal conductivity placed therebetween. ...
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JP2002539926A |
The present invention relates to methods and devices used to remove at least one volatile contaminant from contaminants by vacuuming at high temperatures using a rotary vacuum retort. The charging and charging are performed so that the i...
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JP2002336676A |
To provide a heat treatment apparatus which cools a material to be treated in a short time.A steam supply pipe 2 for heating and a cooling medium supply pipe 3 for supplying a cooling medium having a prescribed pressure are connected to ...
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JP2002332522A |
To provide a cooling speed control method for a heat treatment furnace method adaptable to various furnace cooling speeds.In the cooling speed control method for the heat treatment furnace, the atmospheric temperature of the heat treatme...
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JP2002539415A |
A rotary hearth furnace for reducing a feed material. The rotary hearth furnace (10) includes a rotating hearth (12) disposed in an enclosure and mounted for rotary movement. The enclosure includes an annular inner wall (14), an annular ...
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JP2002536179A |
It is possible to clean high temperature (over 400, e. g. over 1000, degrees F) surfaces in a time and cost efficient manner by using a liquid-cooled ceramic welding lance to direct (at super-atmospheric pressure) a blasting media at the...
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JP2002308674A |
To provide an apparatus for manufacturing ceramic pipes which enables the ceramic pipes to be rotated without the occurrence of rubbing flaws in firing and is low in fuel consumption.This apparatus is provided with a preheating furnace 3...
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JP2002533650A |
The invention relates to a method of fabricating a pyrometallurgical reactor cooling element with flow channels. In order to enhance heat transfer capability, the wall surface area of the flow channel, which is traditionally round in cro...
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JP3332955B2 |
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JP2002529675A |
The invention concerns a covering and a method for lining a furnace wall, as well as the corresponding anchoring element (1) and brick (2). The covering comprises prefabricated refractory anchors (1) fixed in the wall, at least two monol...
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JP2002234728A |
To provide a reactor for producing cuprous chloride which stably and efficiently produces molten both of cuprous chloride for long time.This reactor 1 for producing cuprous chloride has a means for charging or introducing copper as a sta...
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JP2002524656A |
A direct smelting process for producing metal from a metalliferous feed material is disclosed. The direct smelting process is a molten bath-based process in which smelting occurs predominantly in the metal layer, carrier gas/metalliferou...
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JP3299173B2 |
To provide a cooling method of a lance for injecting powder, with which the shortening of service life of the lance is not brought even in the case of blowing a large quantity of gaseous oxygen into molten iron through the lance immersed...
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JP3288130B2 |
PURPOSE: To prevent any dust in waste gas in a smoke collecting duct from being settled out and deposited, the duct extending substantially horizontally and serving to guide waste gas from an electric furnace to a combustion tower. CONST...
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JP2002513985A |
According to the invention, in an electric current lead divided into at least two sections (4, 27) said sections (4, 27) are joined to an electric connection. To ensure the desired cooling in the different operating states, the one secti...
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JP2002134428A |
To provide a heat treating apparatus which maintains high heat insulation during processing and holds the heat radiation high during temperature falling after ending a process, thereby improving the temperature lowering characteristics.T...
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JP2002110576A |
To save energy for water cooling for cooling hot exhaust gas discharged during forced air cooling a heat treating apparatus and relax the water hammer phenomenon when the cooling water is stopped from flowing.The heat treating apparatus ...
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JP2002107067A |
To provide a sealing seat to be applied for a shank penetrating the wall surface of an airtight apparatus.The sealing seat comprises a first SUS seat, fixed to its wall surface, an O-ring attached to the first SUS seat, a second SUS seat...
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JP3256275B2 |
PURPOSE: To safely and effectively cool an immersion tube and to extend the service life of the immersion tube by arranging a passage around a core metal in the immersion tube for treating molten steel and flowing gas mixing fine water d...
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JP3255955B2 |
PURPOSE: To quickly separate necessary connecting means for electric power and cooling by making a housing move in a first direction along the axis of a trunnion and by making it move in a second direction of separating from the trunnion...
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JP2002005424A |
To provide a waste melting furnace capable of restraining the blockading of a tapping hole due to the adhesion of solidified matter of molten substance even when the vicinity of the tapping hole for the batch type waste melting furnace, ...
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JP2002003916A |
To provide a cooling plate having excellent cooling activity and high efficiency and used for improved lining of a metallurgical furnace, and a manufacturing method of the cooling plate having cooling piping at low cost.In the cooling pl...
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JP2001311585A |
To provide an annealing facility of an out-of-furnace return type capable of preventing occurrence of check caused by a difference in temperature between a product transferring means and the product, reducing a breakage of the product, i...
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JP2001304761A |
To provide a cooling plate having shape stability definitely improved in the technological level throughout the operation condition, and accordingly capable of prolonging its life. The cooling plate is a component of a furnace wall in a ...
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JP2001262147A |
To solve the problem that the outside air tends to invade from the exhaust port and the quality of the carbide is deteriorated and the yield is decreased by the oxidation in the rotary kiln or the mesh-belt kiln which has been convention...
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JP2001263963A |
To prevent production of defective treatment objects in large quantities by detecting the lowering of the gas sealing property at an early occasion.A gas sealing device for preventing penetration of the outside air into a cylindrical mai...
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JP3208839B2 |
PURPOSE: To uniformize heating or cooling speed to a material to be treated by arranging a heat conduction promoting material along the passing direction of a hot blast or a cold blast to the material in a treating chamber. CONSTITUTION:...
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JP2001511241A |
Slag from a pool of molten slag floating on molten metal in a plasma arc treatment chamber is removed by providing a slag container located inside the chamber which has a slag intake pipe extending from a bottom of the container downward...
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JP3162619B2 |
To place the inner opening of an upper cover at a thermally optimum position above the inner opening of a lower cover by forming a part of a top wall of lower cover to be a flat shelf form, and installing the upper cover on the flat shel...
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JP3162081B2 |
PCT No. PCT/EP97/00514 Sec. 371 Date Aug. 7, 1998 Sec. 102(e) Date Aug. 7, 1998 PCT Filed Feb. 5, 1997 PCT Pub. No. WO97/29617 PCT Pub. Date Aug. 14, 1997The present invention relates to an electrode for a metallurgical vessel and to a c...
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