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JP3308101B2 |
PURPOSE: To prevent deposition of carbon on a coil cement and an insulating coating of a water-cooled copper tube and to prevent an insulator damage of a heating coil by forming a main ingredient of castable cement for constituting the c...
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JP3308950B2 |
To reliably detect pinch phenomenon, thus prevent hot metal from being separated and power source trip from occurring when heating the hot metal in the metal mixer using an induction heating apparatus. In an apparatus for controlling gro...
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JP3307924B2 |
PURPOSE:To make the rapid up and down temperature control in a furnace room feasible thereby accelerating the heat treatment rate of an element to be heat-treated for avoiding the disconnection of thermal resistors due to thermal reactio...
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JP2002208472A |
To provide an arc furnace device enabled to make the setting error small for the arc current, caused by the output voltage fluctuation of a furnace transformer.Electrodes 11 of an arc furnace 1 is elevated by an electrode elevating devic...
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JP2002208471A |
To provide a high frequency induction heating device of which, drop of induction heating efficiency caused by the change in the distance between an induction heating coil and the object to be heated, is eliminated, the required heating t...
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JP2002209332A |
To provide a resistance heater which enables detection of short- circuiting between a heating container and an energizing circuit for the resistance heater by a simple circuit.In order to heat a heating space inside a conductive containe...
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JP2002206861A |
To solve problems that an amount of oxidation of heat resistant steel used in a kiln under an indirect heating is increased, the steel cannot be used due to the increase of thermal distortion at high temperature exceeding 1100°C, and a ...
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JP2002206864A |
To provide an electrostatic suspension furnace in which a danger that an external force is exerted on the window of an electrode change unit during changing the electrode change unit to break and scatter the window is eliminated.An outer...
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JP3307010B2 |
PURPOSE: To eliminate human labor and perform re-grasping of an electrode by remote handling by feeding a current to the electrode through a main gripper, and holding the electrode with an aux. gripper supported by a stopper at the time ...
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JP3301146B2 |
PURPOSE: To prevent the wear of the heating element and heatresistant insulating material by oxidation at low temp. by arranging an annular body furnished with an oxidation-worn material in a furnace body below an annular heater surround...
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JP2002195543A |
To prevent the fall of temperature of molten slag and effectively supply the molten slag to a slag receiving vessel when the molten slag is discharged from a slag outlet port of a vessel to supply the slag to the slag receiving vessel in...
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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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JP2002194429A |
To provide a heating device capable of efficiently and uniformly heating a ring or cylindrical metal coil in a short time.An iron core wound with a primary coil is made to pass through an inner surface of the ring or cylindrical metal co...
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JP2002194517A |
To provide a hot-dip metal plating tank which can improve the durability through reducing erosion caused by molten metal, and an induction heating device.The hot-dip metal plating tank with a container made of steel shell, inside of whic...
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JP2002195763A |
To provide means, capable of safe operation by solving the problem of abnormal short life time of the bottom of a direct current electric furnace.The problem is solved by a direct-current electric furnace bottom electrode. An electrode c...
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JP2002195541A |
To realize a microwave melting device, thus prevent harmful materials such as dioxins or heavy metals included in materials to be melted from being eluted to atmosphere so as to make them harmless and safely remove or reuse them by incre...
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JP3299118B2 |
To solve a problem causing breakage of alumina, beryllia, sapphire, etc., used as a microwave-guiding window in a heating device using a microwave when the interior of a reactor is highly pressurized. This ceramic heating device using a ...
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JP3300720B2 |
PURPOSE: To provide a supporting arm which has a simple, firm, and light weight structure and can supply high electric power in spite of easy maintenance. CONSTITUTION: In an arc furnace constituted as a hollow formed member constituted ...
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JP2002187710A |
To provide a granular object heat treatment furnace capable of continuously graphitizing at reduced running and production cost.The granular object heat treatment furnace is constituted so that a plurality of electrodes for heating a cyl...
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JP3296866B2 |
PURPOSE: To execute homogeneous melting at a uniform temp. CONSTITUTION: The side wall part 3 of a chamber 2 housing an object 1 to be melted is provided with counter electrodes 4, 5 for energizing the object 1 to be melted. An electrode...
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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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JP2002181452A |
To provide a composite electric furnace and its operating method wherein incinerated ash can be processed at an operation cost lower than a conventional one as the degree of capacity reduction and non-noxiousness can be maintained for pr...
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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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JP2002180126A |
To provide a method for preventing oxidation of a carbonaceous member for an atmospheric furnace by which the oxidation of the carbonaceous member used in the atmospheric furnace is prevented so as to use the carbonaceous member in the h...
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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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JP2002518655A |
A heating system for heat treating a continuous sheet-like material includes an input end and an output end and a path defined therebetween that extends between the input and output ends for the material to be treated. At least one secti...
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JP2002168572A |
To reduce power consumption by avoiding overheating through a heater and to lessen a load pertaining to design of heat resistance.A plurality of upper heaters 2a and lower heaters 2b are disposed vertically in a furnace and each heater 2...
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JP2002162169A |
To improve fixing of a heater principally comprising MoSi2 and the structure of a furnace and to facilitate maintenance/inspection of the heater or the furnace wall or replacement of a damaged heat insulating furnace wall (unit) includin...
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JP2002515578A |
A pipe stand instrument heater system heats an instrument within an enclosure supported by a pipe stand. The heater system includes a housing mounted to the pipe stand and a heater unit in the housing. A bracket is provided for mounting ...
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JP3287029B2 |
PURPOSE: To provide a heating furnace with a resistance heating element, the life of which can be substantially prolonged by completely suppressing evaporation of graphite from a surface of the heating element. CONSTITUTION: A carbon fib...
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JP2002151427A |
To provide a heat treatment apparatus wherein the uniformity of the temperature distribution of a substrate can be surely and easily secured during heat treatment.A region to be irradiated with light is divided into four zones: a ring zo...
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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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JP2002139211A |
To improve unit requirement of an electrode in a melting furnace wherein a DC current is conducted to a waste incineration residue for melting by reducing the amount of consumption of the electrode.An electrode 6 is constructed by connec...
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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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JP2002129243A |
To obtain a heating method by which a cylindrical metal coil can uniformly be heated in high yield and in a short time.The cylindrical metal coil is manufactured by winding so as to electrically insulate the surface of a hoop metal and l...
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JP2002130955A |
To provide a continuous baking furnace capable of facilitating formation of temperature distribution corresponding to each treating process and manufacturing a burned product by continuously firing a substance to be fired, to provide a m...
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JP2002129222A |
To provide a method for melting a cold iron source and its melting facility with which the cold iron source can be preheated without needing a preheating chamber and molten iron temperature at tapping time of the molten iron can be contr...
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JP3280265B2 |
To enable stably obtaining of a high quality granulated slag while curtailing energy consumption required for melting treatment by melting incineration residue with a plasma melting furnace while melting fly ash with a combustion melting...
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JP3280227B2 |
To eliminate the presence of an imperfect molten article which exists in molten slag and provide high quality and uniform granulated slag by forming a melting furnace in a reducing atmosphere with an emission gas or the like emitted from...
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JP2002122383A |
To make it possible for an unskilled person to tap a melt from a tapping hole without danger.A resistance heat generating body 12 which melts the portion of a solidified metal 7 that is solidified in a tapping hole 5 to work as a plug ne...
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JP2002121613A |
To prevent a trouble caused by the lowering of molten iron temperature by heating up the molten iron temperature at tapping off when cold iron is melted while supplying the cold iron into a preheating chamber so that the cold iron contin...
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JP2002124482A |
To prevent the occurrence of particles in a medium not heated when a furnace port cover 11 is moved downward and to prevent a reaction tube 4 from being damaged when outer force is given to an elastic body 203.In the furnace, a screw 202...
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JP2002122320A |
To provide a method of molten slag discharge, in which the state of molten slag is maintained by easily melting slag in a preceding furnace before the slag hole, or in a slag runner, in case of slag-discharge in the initial time and in t...
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JP2002124483A |
To solve a problem that a wavelength converting board is damaged by heat distortion due to the efficient heating of a glass substrate by the emission of the wavelength of an area which the glass substrate can absorb as secondary radiatio...
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JP3276061B2 |
To provide an induction furnace built by using lining refractory of preliminarily set shape which is formed of a refractory material based on magnesia and alumina. Use of a magnesia-based material and an alumina-based material is essenti...
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JP2002118071A |
To uniformly heat a wafer as well as to efficiently heat a guard-ring.Lamps L1-L10 of a light source 1 consist of lamps L1-L8 for heating the wafer and lamps L9, L10 for heating the guard ring. The distance from the lamps L9, L10 for hea...
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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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JP2002114506A |
To reduce the production cost of graphite powder by enhancing the power efficiency necessary for producing the graphite powder.This electric furnace for graphitization is provided with a transformation ratio variable transformer 3 for tr...
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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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