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JP2022146328A |
To provide a manufacturing method of an FeGa alloy single crystal, the manufacturing method being capable of preventing all seed crystals from melting in a crystal growth and stably growing a single crystal.A manufacturing method of an F...
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JP7129856B2 |
A crystal growth apparatus including: a heat source, a crucible including a container body in which a raw material can be received and a lid part on which a seed crystal can be mounted; a first heat insulating part which is disposed exte...
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JP7128600B1 |
An object of the present invention is to provide a scrap iron mass melting apparatus that emits less CO2. [Solution] An induction furnace is used instead of an arc furnace, the high-to-diameter ratio (=container depth/inner diameter) of ...
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JP2022119090A |
To provide: a crucible that allows for reducing occurrences of poor melting that a melt adheres to a side surface of an inner crucible not to flow out of the crucible, by reducing the area of the side surface of the inner crucible so as ...
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JP2022114977A |
To easily adjust a wind velocity of an airflow intruded from a piping end part by a simple constitution.Piping equipment 10 comprises piping 4, a piping connector 1 connected to an end part of the piping 4, and a connected component 5 co...
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JP7113478B2 |
To provide: a single crystal growing apparatus and a single crystal growing method capable of using a crucible made of graphite, extremely simple in assembly and arrangement, efficient in thermal efficiency, capable of growing of a singl...
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JP2022110663A |
To provide: a crucible capable of suppressing a phenomenon of segregating an additive element in the vicinity of an outer surface of a crystal; a crystal obtained using the crucible; and an optical element using the crystal.A crucible in...
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JP2022110664A |
To provide: a crucible capable of obtaining a crystal having small variation in an additive element in the crystal; a crystal obtained using the crucible; and an optical element using the crystal.A crucible includes a melt storage part 2...
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JP7106978B2 |
To provide a crystal growth apparatus capable of correcting a change in heat distribution caused by a crucible deformation accompanied by an increase in a number of growth of a crystal and preventing solidification of a raw material on a...
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JP7106371B2 |
To provide a manufacturing method of a metallic reduction reaction vessel including a diffusion layer capable of supplying efficiently a high melting point metal having a reduced impurity concentration, in a manufacturing process of the ...
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JP7093264B2 |
To provide a chemical reactor that has a long life.A chemical reactor is composed of a graphite base material and heats a raw material powder containing oxide-based ceramic. The chemical reactor includes a housing part where a CVD-SiC fi...
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JP7080521B1 |
To provide a conductive container and an energization heating device capable of suppressing the temperature of an electrode from becoming high and making it difficult for the electrode to be damaged. A conductive container 1 generates he...
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JP2022081345A |
To provide a furnace top cover for crucible type induction furnace to enhance a cooling effect.A furnace top cover for crucible type induction furnace 100, etc., includes a cover body 1 and a flow channel 2 formed inside the cover body 1...
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JP2022067395A |
To provide a cold crucible melting furnace with a relatively simple structure, and allowing atomizing treatment of a confined type having higher efficiency of acquiring fine powder than a free fall type, capable of stably pulverizing bot...
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JP7058634B2 |
The present invention relates to a continuous method for the production of hollow quartz-glass ingots 18 and an apparatus for said method, whereby the hollow quartz-glass ingots are drawn then actively cooled on the internal surface e.g....
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JP2022519741A |
The present invention relates to a low temperature crucible. Cold crucibles can be used in the field of high temperature products of single crystal materials. The cold pot (1) according to the invention contains a sector (100) made of a ...
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JP2022519738A |
The present invention relates to cold crucible. Cold crucibles are used in the field of producing high temperature single crystal materials. The cold crucible 1'according to the present invention --Cold cage 10 with sector 100 made from ...
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JP2022025867A |
To provide a crucible for CZ capable of stably self-standing quartz glass crucible when a cylindrical quartz glass crucible with a bottom for growing a single crystal silicon ingot by a CZ method is arranged in a cylindrical graphite cru...
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JP7014767B2 |
An electric induction furnace for heating and melting electrically conductive materials is provided with a lining wear detection system that can detect replaceable furnace lining wear when the furnace is properly operated and maintained....
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JP7009245B2 |
To suppress gas leakage in a copper smelting converter.A copper smelting converter comprises: a castable refractory layer installed on the inner peripheral wall surface of a furnace steel shell; a tuyere pipe attached to the furnace stee...
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JP2022507882A |
The present invention relates to an apparatus (100) for growing crystals. The appliance comprises a chamber (101) and a crucible (102) located in a heatable containment space (103) of the chamber (101) so that the crucible (102) grows cr...
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JP2021191590A |
To provide a method and apparatus for counter-gravity casting, capable of: improving efficiency; reducing cost; allowing use of the processes in a broader selection of locations; and allowing use of these methods and apparatus to be used...
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JP6977319B2 |
To provide a crystal growth apparatus and a crystal growth method using the same such that a single-crystal growth apparatus employing a Czochralski method can efficiently and easily prevent raw material solidification at a crucible bott...
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JP6975289B1 |
To provide a method for melting aluminum chips and a melting device for obtaining molten aluminum by melting chips which are cutting chips of aluminum metal or alloy. The structure comprises a preheating step of evaporating and decomposi...
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JP6967785B2 |
The present invention relates to a pharmaceutical formulation for vaginal administration, wherein the formulation comprises a pharmaceutical acceptable excipient and glucono δ-lactone, wherein the glucono δ-lactone is present in an amo...
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JP6963646B2 |
A metal material supply device which is annexed to a metal melting furnace has a vibration trough for transporting metal material to be supplied to a crucible; the transported metal material is discharged from a material discharge port t...
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JP6961110B2 |
The invention relates to a levitation melting process and an apparatus for producing castings comprising a ring-shaped element of a conductive material for introducing the casting of a molten batch into a casting mould. In the process, t...
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JP2021169880A |
To provide a dust collector easily applicable to an existing tilting type melting furnace and securely performing the dust collection of substances leaked out from the inside of a melting furnace without decreasing the temperature at the...
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JP6954556B2 |
To provide an induction melting furnace capable of achieving exact management of a retention temperature even when the amount of molten metal varies at every tapping.A controller 100 heats and melts a heated material Y stored in a meltin...
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JP2021157892A |
To provide an induction melting furnace including a sleeve, in which the penetration rate of molten metal into a furnace wall, the penetration points thereof and the like are accurately grasped and monitored so that a metal melting proce...
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JP2021156455A |
To maintain the quality of a molten metal and to stabilize and optimize working conditions of a casting step in a casting device capable of continuous temperature measurement melting plural kinds of cast irons.Upon heating a melting mate...
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JP2021140886A |
To provide an induction heating apparatus that can shorten an installation period while easily being transported even when the size is increased.An induction heating apparatus 100 includes an induction heating coil 10 wound around the ou...
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JP2021134140A |
To provide a gallium oxide crystal manufacturing apparatus capable of growing a crystal by the vertical Bridgman method and obtaining a large sized gallium oxide single crystal having less crystal defects served as the deterioration fact...
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JP6916108B2 |
The present invention provides the use of lanthanum phosphate for creating non wetting, non-reactive surfaces for molten metals like zinc and aluminium. By virtue of this property, lanthanum phosphate finds extensive applications in meta...
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JP6908829B2 |
To provide a cold crucible melting furnace having a hearth provided with magnetic flux induction mechanisms securely melting a solidified skull to realize stable tapping, further, to save power regarding the tapping, and simultaneously, ...
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JP6903205B2 |
The technical problem addressed by the present invention is to provide a batch-type heat treatment furnace which, when cooling variation occurs in a workpiece, can suppress the cooling variation and enable easier and more uniform workpie...
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JP6896984B2 |
To provide a graphitic heat transfer vessel having a thermal conductivity higher than heretofore.In a manufacturing method of a graphite crucible as one of the graphitic heat transfer vessel according to the present invention, pellet-lik...
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JP6883152B1 |
The present invention relates to a method of producing a cast by the buoyancy melting method, in which a batch of conductive material is used, using a starting material having a plurality of pre-separated batches separated by regions of ...
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JP6878865B2 |
To provide a hot zone structure capable of maintaining for a long term, a temperature environment suitable for rearing an oxide single crystal by improving a life time of a refractory used at a rearing time of the oxide single crystal.A ...
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JP6872346B2 |
To provide a single crystal growing apparatus capable of enhancing production efficiency.(1) A single crystal growing apparatus 102 includes a plurality of crucibles 10 to be rotated and revolved and heating means 20 surrounding the plur...
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JP6866706B2 |
To provide a heating element module in which deterioration of a heating element and a refractory hardly proceed.A lower heating element module 3 according to an embodiment of the present invention includes a heating element 3b formed of ...
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JP6861555B2 |
To provide a method for manufacturing a silicon carbide single crystal ingot suitable for manufacturing, with good reproducibility, the silicon carbide ingot, or especially not limited to, a silicon carbide single crystal ingot which has...
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JP6861557B2 |
To provide a manufacturing apparatus capable of manufacturing a high quality SiC single crystal ingot having less defect in a large-diameter single crystal growth by suppressing degradation of a heat insulator during a crystal growth, an...
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JP6859800B2 |
To provide an SiC single-crystal manufacturing device that facilitates reuse even if SiC is recrystallized at a bottom part.A silicon carbide single-crystal manufacturing device comprises: a crucible 1 having a container body 1a and a li...
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JP6845798B2 |
An apparatus for physical vapor transport growth of semiconductor crystals having a cylindrical vacuum enclosure defining an axis of symmetry; a reaction-cell support for supporting a reaction cell inside the vacuum enclosure; a cylindri...
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JP6842030B2 |
To provide a molten metal nozzle capable of performing a desired molten metal discharging treatment appropriately by avoiding a configuration in which a magnetic flux density passing through a skull present near an upstream end of a molt...
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JP2021037517A |
To enable the performance of a safe operation in the vicinity of a melting furnace in an operation stage of an inclination operation stand upon non-inclination of the melting furnace, and also, to safely enable a wait at a position off f...
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JP2021032464A |
To provide a tap hole precast body composing a tap hole with excellent durability capable of withstanding use at an induction furnace, and an induction furnace having the same.A tap hole precast body made of an inorganic fired body is fi...
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JP6834493B2 |
To provide an apparatus for growing an oxide single crystal, capable of corresponding to low cost, and a large diameter and long size of the oxide single crystal.An apparatus 100 for growing an oxide single crystal comprises: a heat insu...
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JP6830108B2 |
A process for producing a glass melting component composed of refractory metal. A surface zone of the glass melting component is densified at least in sections by application of local compressive stress. As a result the surface zone has ...
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