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JP2002195542A |
To suppress the exhaustion of a vessel used under a high temperature corrosive atmosphere in an ash melting furnace.The ash melting furnace comprises a vessel having conductivity for heating and melting ash with which the vessel is charg...
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JP2002195758A |
To solve the problem that conventionally when there is used a melting apparatus of the type where a stock material put in a crucible in a vacuum container is heated and melted with heating means into a molten solution, and then the cruci...
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JP2002192332A |
To improve casting quality by minimizing the dropping distance of the molten metal in the float molten casting device by which molten metals are flowed into a casting mold from a discharging hole at the bottom part of a crucible.The cast...
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JP2002181453A |
To prevent pollution of a molten substance due to collapse of an ingot shelf at vacuum arc melting (aVAR process = Vacuum Arc Remelting).The VAR device includes a furnace chamber 14, a consumption electrode 12 formed of a material remelt...
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JP2002181456A |
To high-efficiently heat the bottom of a metal container when a substance to be heated charged in the internal part of the metal container is induction-heated through the metal container and to widen an area of heat transfer to the subst...
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JP2002181455A |
To widen an area of heat transfer to a substance to be heated by high efficiently heating the bottom of a metallic container and to widen a heat receiving area of a substance to be heated.A protrusion part 5 protruding to the inside for ...
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JP2002181460A |
To provide a fresh crucible furnace to have comparatively simple structure suited for a batch type crucible furnace, improve the working efficiency of the crucible, and further, be effectively to saving of energy and improvement of work ...
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JP3292870B2 |
PURPOSE: To prevent a melt quality from being deteriorated by bringing combustion waste gas into contact with a melt surface in the course of keeping the melt by rotating a hollow arm around a flue to cause a material preheating cylinder...
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JP3287031B2 |
PURPOSE: To obtain the structure of a cold wall induction smelting crusible furnace, which is capable of reducing the throwing amount of electric power and stabilizing molten metal. CONSTITUTION: A L-shaped unit segment is formed by a me...
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JP2002147965A |
To provide a high frequency induction heating melting device for an insulation material capable of continuously melting an insulating material without mechanical agitation only by charging an insulation material in succession.In the high...
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JP2002147966A |
To provide a melting furnace formed such that a product with uniform quality is easily produced since a temperature difference according to a spot hardly occurs to a molten substance in a crucible, the crucible is hardly damaged, and an ...
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JP3284810B2 |
PURPOSE: To reduce a peripheral gap and improve the eddy current loss of a dissolved material or the generation efficiency of an electromagnetic force by continuously winding the first and second induction coil as one coil, and leading o...
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JP3281117B2 |
PURPOSE: To obtain the title furnace, in which an installation floor area is small, a tilting device is not necessitated, the airtight property of a tapping device is secured sufficiently and molten metal is tapped through the tapping ho...
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JP3281314B2 |
To save the power for induction heating by restraining the high frequency induction heating of a metallic ring for arranging the mechanical reinforcement and the outer shape of a mold. The mold is used to melt a metal 8 in a crucible 6 d...
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JP2002122386A |
To eliminate a reaction of a copper of a stock of a crucible with a molten metal when the metal is contact held in the crucible in melting a material containing aluminum and another low melting point alloy as main components.A levitation...
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JP2002122314A |
To provide an apparatus capable of effectively process harmful substances such as dioxins an heavy metals in waste gas and ash produced upon a waste being incinerated with the one apparatus substantially completely without transporting a...
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JP2002115977A |
To improve working efficiency in a high-frequency heating oven for heating ceramic or the like.The high-frequency heating oven 30 comprises a heating oven 40 having a refractory for demarcating the accommodation space of a crucible 35 in...
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JP3274902B2 |
PURPOSE: To increase heat efficiency by a method wherein a furnace having combustion chambers surrounding a pot is provided with a heat accumulating burner system, so that heat of combustion exhaust gas may be collected by a heat accumul...
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JP3275556B2 |
PURPOSE: To provide a good quality product at low cost by enabling stable operation in the whole device operation period. CONSTITUTION: Besides a first driving device 4 to move only a lower crucible 12 and a first control device 41 to co...
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JP3272020B2 |
PURPOSE: To prevent scattering of molten metal resulted from the rotation onto the surroundings by uniformly achieving the high frequency induction heating of the lump metal in the levitation condition, and melting the metal lump immedia...
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JP2002089822A |
To facilitate temperature control in a furnace, and reduce consumption loss of the furnace body, and further ensure easy repair and miniaturization.A present apparatus is adapted such that it is miniaturized by the use of a crucible for ...
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JP2002086262A |
To effectively remove foreign matter contained in molten metal and also, to improve a maintenance service of an oxide convection preventive plate provided with a filter member part.The oxide convection preventive plate 3 is formed of a g...
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JP2002068753A |
To provide a crucible for suppressing at a low level staining from a fire-resistant metal in a silica fusing furnace for fusing silica into a desired shape.In an electric heating furnace for fusing silica and drawing a silica product hav...
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JP2002062053A |
To provide a cold crucible and a method for monitoring temperature at a furnace wall in which a local melting of the furnace wall can be detected in advance in a precise manner.There is provided a cylindrical furnace wall 3 comprised of ...
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JP2002060278A |
To provide a ramming material for an induction furnace, which is excellent in heat resistance, resistance to thermal impact and corrosion resistance and has durability sufficiently durable to the long term operation under high temperatur...
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JP2002048478A |
To provide a melting pot capable of easily discharging a concretion of a material to be processed stuck to an outlet by heating and remelting the same.A melting pot 2 comprises a main body 21 for holding the material to be processed 3 in...
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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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JP2002030354A |
To provide a scrap melting method and a scrap melting device in which a polluted range by hazardous substances can be suppressed to a minimum when hazardous substances such as radioactive substances are melted in an induction heating fur...
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JP2002031484A |
To provide a zinc-plated spare furnace, capable of improving the yield by reducing the amount of oxidized dross.The zinc-plated spare furnace comprises a kiln (1) surrounded at its outside by a wall (2), and a wide-frame burner (4) provi...
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JP2002020827A |
To provide a melting crucible capable of prolonging the service life compared with that of the well-known crucible in the case of the treatment of radioactive waste and to provide an alloy for the same melting crucible.The alloy forms al...
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JP3245679B2 |
PCT No. PCT/SE92/00111 Sec. 371 Date Oct. 19, 1994 Sec. 102(e) Date Oct. 19, 1994 PCT Filed Feb. 25, 1992 PCT Pub. No. WO93/17135 PCT Pub. Date Sep. 2, 1993.A method for recovering non-ferrous metal from a dross that includes the non-fer...
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JP2002001519A |
To provide a holding furnace particularly for a die-casting apparatus, which enables to get rid of or decrease the generation of oxide and articles containing gas in casting, the diminution in purity of casting and the deterioration in m...
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JP2001355968A |
To meter a first metal, and dispense with mechanical control for the position of the first metal.An alloy melting apparatus is adapted such that it is constructed with a first melting section 17 for melting a first metal 38 and a second ...
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JP3242520B2 |
PURPOSE: To provide a process for production of polycrystalline silicon capable of producing a polycrystalline silicon ingot having high quality with high produc tivity at a low cost, and to provide a crucible for production of this poly...
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JP3242949B2 |
PURPOSE: To obtain a method for controlling working conditions in a continuous skull nozzle process. CONSTITUTION: One or more process parameters are controlled to maintain an operation of the process in a process window found by using a...
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JP2001343108A |
To provide a melting furnace and its operation method in which slag discharge property is improved, materials of to-be-melted matters are not limited, and quality of discharged molten slag can be controlled.This melting furnace comprises...
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JP3237083B2 |
PURPOSE: To obtain means for improving a lining material and a constructing method in which an environment of a lining material construction of an induction furnace is improved and instability of an operation of the furnace due to an irr...
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JP2001336881A |
To provide an apparatus for melting a metal capable of vacuum melting or refining the metal with high productivity at a low facility cost with a compact structure.The apparatus for melting a metal comprises a structure in which a sealabl...
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JP3231601B2 |
To make a high precision estimation of temperature of molten metal and set a temperature of the molten metal to a predetermined temperature by a method wherein a predetermined amount of heat loss caused by cooling water is inputted to a ...
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JP2001324276A |
To provide an induction heating furnace enabling continuous heat processing and a heat processing apparatus.Water cooling piping 32 is arranged inside the conductor of an induction coil 31, a quasi-boat 33 formed with insulating material...
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JP2001304773A |
To supply a powder and gas from an individual powder-supplying machine to a plurality of ports uniformly and stably when blowing the powder into the container of a refining furnace, a melting furnace, or the like individually or mixedly ...
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JP2001293550A |
To provide a method and an apparatus for producing a micro crystalline ingot by which an alloy having high melting point can be melted by greatly reducing the ingress of impurities, and segregation and coarsening of grains when the molte...
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JP2001294311A |
To provide a nosepiece used in a transport device allowing a charge material to be correctly cast into a melting chamber. The nosepiece 10 is composed of a transfer part 20 installed at the forefornt of transfer device 12 and having bott...
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JP2001289567A |
To reduce the size of a furnace and achieve an efficient and safety operation and enhancement of quality by reducing a ratio of a melt in a crucible to throughput. A control method for an induction furnace is used for melting metal fed i...
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JP3217803B2 |
PURPOSE: To improve a temperature profile of a reaction space in relation to powder-like solid materials and reactive gas in a smelting furnace and thereby to improve the durability of the reaction space and the result of smelting. CONST...
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JP2001279340A |
To obtain a large scaled ingot 32 having high quality at a high productivity by surely preventing the mutual interference with melting atmosphere between a melting furnace 1 and a casting furnace 2. This apparatus is provided with the me...
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JP3216007B2 |
To refine high purity metal without deteriorating working environment. A re-melting device is constructed to have a crucible 3 in which a gate 1 is formed at the bottom surface of it and a material feeding port 2 is opened at the upper s...
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JP2001271103A |
To provide a metal powder manufacturing method in which the tapping quantity of the molten metal per unit time for the atomizing can be easily controlled, and a nozzle of tapping the molten metal to capable altering the diameter can be u...
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JP2001264491A |
To provide a treatment device for melting and solidifying a treating material, a treatment method for granulating using this device, and a treatment method for a granular material obtained.This treatment device for melting and solidifyin...
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JP2001263957A |
To obtain of a high-quality product by uniformly heating a material to be treated while achieving the quick cooling of the material efficiently.A plurality of combustion type radiant tube heaters 34 facing the inside of a treating chambe...
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