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Patent Searching and Data


Matches 501 - 550 out of 3,706

Document Document Title
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...  
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...  
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...  
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....  
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 ...  
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 ...  
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...  
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....  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
JP2021138592A
To provide a method for manufacturing a FeGa alloy single crystal, capable of controlling the concentration difference of the content of gallium in the same single crystal to an atomic weight% of 1% or less, and a lid put on a crucible.A...  
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...  
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...  
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...  
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, ...  
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...  
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...  
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 ...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
JP6827461B2
The molybdenum crucible includes a cylindrical side wall and a bottom provided integrally with one end of the side wall. The side wall includes a coarse grain region configured to extend from an outer wall toward an inner wall and a fine...  
JP6828670B2
A melting work device and a melting work method by which work can be easily performed on a melting furnace without a worker approaching the melting furnace. A melting work device performs work on a melt obtained by melting a material in ...  
JP2021011994A
To provide a melting device system capable of facilitating the control of the feed of electric power to a heating coil part.A melting device system 100 comprises a melting device 2 having an induction heating coil part 60 into which a me...  
JP6807926B2
The invention relates to a cold crucible furnace comprising: a crucible intended for containing an electrically conductive material to be melted, with walls made of an electrically conductive material, and comprising a lateral cylindrica...  
JP6800627B2
A method for manufacturing glass, including the steps of heat-melting a raw material for producing glass by using a melting furnace having a plurality of gas flow paths while the raw material is levitated from the melting furnace by a ga...  
JP6790927B2
To provide a crystal growth apparatus capable of preventing efficiently raw material solidification on a crucible bottom part caused by lengthening of a crystalline to be grown, concerning a single crystal growth apparatus by a Czochrals...  
JP6775868B2
To provide an energizing heating apparatus that can efficiently continue energizing and heating in a stable state by a simple structure.A top electrode 16 is arranged at a top part of a crucible 11 having conductivity, and a bottom elect...  
JP6772311B2  
JP6767652B2
To provide a cold crucible melting furnace enabling a state in which an induction current [eddy current] circulating around a tubular cooling water passage in each of the segments to be prevented*restricted, a loss of fed electrical powe...  
JP6762206B2
To provide a molten metal holding device capable of preventing the sticking solidification of a molten substance to the inner wall of a crucible caused by molten metal scattering, also easy in the exchange of a heater, and reduced in the...  

Matches 501 - 550 out of 3,706