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JP4638002B2 |
To provide a process for producing silicon for a solar cell with high productivity. This production process comprises: an acid-cleaning refining stage for subjecting granular raw material metallic silicon to acid-cleaning treatment to re...
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JP2011026672A |
To make it possible to hardly produce smoke caused by the burning of organic matters and also to prevent the quality of molten metal from being affected by imperfect combustion when a used lithographic printing plate is melted as a recyc...
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JP4610893B2 |
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JP4608261B2 |
An arrangement for reducing an average discharging time in a molten metal vessel, such as a converter, having a molten-metal discharge nozzle particularly a molten-metal discharge nozzle comprises a sleeve-shaped refractory member so as ...
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JP2011002156A |
To continuously supply melted salt to a mold at a downstream side.This melting furnace 1 for melting the granular or powdered salt, includes a crucible 25 for storing the supplied salt in a melted state, heating means 35 for heating the ...
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JP2011002155A |
To properly supply a certain amount of melted salt to a plurality of molds.This salt melting furnace includes a crucible 5 capable of storing the supplied granular or powdered salt in a melted state, a heating means 10 for heating the cr...
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JP2011002158A |
To provide a salt melting device which is hardly failed as the melted salt smoothly flows in a flow channel.This salt melting device is constituted to melt the received salt, and includes a melting furnace 1 having a discharge opening 2 ...
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JP2011002157A |
To provide a salt molded product manufacturing facility capable of preventing an explosive phenomenon on a flow route of molten salt in terms of operation safety and of preventing inhibition of flowing of subsequent molten salt by crysta...
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JP4607096B2 |
Crucible for a device for the fabrication of a block of crystalline material by controlled crystallisation has some lateral walls (8) and a bottom (7). The bottom of the crucible, parallel to an axis essentially perpendicular to the bott...
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JP2010280529A |
To provide a method for manufacturing a crucible for polycrystalline silicon production, which exerts sufficient strength, both at room temperature and at a temperature around melting point of silicon, so that it can be manufactured in l...
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JP4593109B2 |
A method and apparatus for melting metals uses microwave energy as the primary source of heat. The metal or mixture of metals are placed in a ceramic crucible which couples, at least partially, with the microwaves to be used. The crucibl...
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JP2010265508A |
To provide an apparatus and a method for manufacturing a thin film, wherein the frequency of changing a vapor deposition vessel is reduced and the vapor deposition cost is reduced by preventing any crack or breakage of the vapor depositi...
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JP4580551B2 |
A single use, transportable reaction crucible for a metallothermic welding portion is provided. A separate cylindrical reaction vessel is disposed in the cylindrical casing of a non-metallic crucible shell, which has a flat base and a li...
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JP2010249345A |
To provide a device for acquiring alkali metal and alkaline earth metal by using solar heat as an energy source.The device is installed with a parabola type condenser 1 opened with a hole in a bottom top part, a sub-mirror 2 installed in...
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JP2010242145A |
To refine hydrogen storage alloy by effectively reducing oxygen content in the hydrogen storage alloy. In a method of producing hydrogen storage alloy, when the hydrogen storage alloy is pull out and solidified while being melted by a co...
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JP2010230272A |
To provide a regenerative burner furnace capable of making compatible both efficient heating and miniaturization.The regenerative burner furnace includes a crucible (2), a furnace body (4) disposed while forming a circular space with a c...
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JP2010223519A |
To provide a tapping control device for a melting furnace capable of tapping molten metal by a specific amount even when the amount of dissolution of the molten metal in a furnace body is different from a reference amount.This tapping co...
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JP4555539B2 |
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JP2008522132T5 |
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JP4538663B2 |
To provide a highly refining method for a metal such as indium containing various impurity elements whose purification into a high degree has been difficult in the conventional technique, and a refining apparatus therefor. Indium as a ra...
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JP4524542B2 |
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JP4522639B2 |
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JP4511283B2 |
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JP4512542B2 |
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JP4506057B2 |
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JP2010523813A |
The invention relates to a device (1) for inserting metal ingots (2) into a metal bath (3), in particular zinc ingots into a zinc bath, wherein the device (1) comprises feed means (4) with which an ingot (2) can be fed to the metal bath ...
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JP2010523446A |
The device for producing a sheet of crystalline material by directional solidification of a material in liquid phase composed of a crucible provided with a bottom, side walls and at least one horizontal outlet slot arranged on a bottom p...
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JP4499939B2 |
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JP4496791B2 |
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JP4496623B2 |
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JP4488651B2 |
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JP2010132544A |
To provide a crucible suitable for producing a single crystal of such refractory materials as sapphire and garnet, and a method of using the same. The crucible 10 includes a crucible supporter or support body 2, and a coating 4 applied o...
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JP4465796B2 |
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JP2010105853A |
To provide a method for inexpensively producing a BN crucible, which is used for growing a GaAs single crystal or the like.The method for producing the BN crucible comprises a step of heat-treating a polymer film in an atmosphere contain...
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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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JP4453888B2 |
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JP2010070435A |
To provide a glass melting furnace of optical glass, in which a glass melting tank is sealed in an openable manner to prevent a gas generated in the furnace from flowing out of the furnace.In the glass melting furnace provided with the m...
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JP4443262B2 |
Device for equalizing the pressures prevailing in a melting chamber (35) and in a cooling water system in an electroslag remelting plant comprises a chamber (18) of a piston storage unit (19) connected to an intermediate container (30) v...
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JP4439513B2 |
A dropping model electrostatic levitation furnace which puts a charged sample in levitation state by an electric field generated between electrodes and subjects the sample to heat treatment, in which a drop tube evacuatable in vacuum is ...
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JP4437728B2 |
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JP4424927B2 |
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JP4423205B2 |
The present invention relates to a susceptor system for an apparatus for the treatment of substrates and/or wafers, provided with a treatment chamber (1) delimited by at least two walls and with at least one heating solenoid (9); the sus...
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JP2005525460T5 |
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JP2010025406A |
To provide a vacuum heating device and a vacuum heating treatment method having a simple configuration and enabling opening of a vacuum tank to the atmosphere in a short time by effectively cooling a heating furnace.The vacuum heating de...
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JP2010017749A |
To attain unidirectional crystal growth of large size grains by making the recessed surface of a solid-liquid interface into a horizontal surface within a melting furnace.In the melting furnace 10, a molten metal is prepared by heating a...
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JP4404501B2 |
To effectively carry out ash melting processing by improving reliability of determining whether an object matter subjected to heating/melting processing can be discharged in fluid from a furnace top side of a furnace body. The ash meltin...
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JP4393583B2 |
A method and apparatus for pouring molten metal in a crucible (2) over a pouring lip and into an opening (24) in a mold (22). The crucible (2) and the mold (22) are inside a chamber under vacuum, and the crucible (2) is supported on a ho...
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JP4390472B2 |
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JP2009285726A |
To provide a tapping method capable of suppressing adherence and coagulation of a molten metal on a tapping nozzle portion, particularly a portion around its tip part, by accelerating a molten metal tapping rate under certain conditions ...
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JP4379163B2 |
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