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JP7259810B2 |
To provide a method capable of horizontally piling up module blocks easily with high accuracy, reducing work load in a furnace construction site, and more efficiently constructing a furnace with high accuracy.A furnace construction metho...
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JP7257894B2 |
To provide a cover of a molten metal container capable of being subjected to an inversion operation with a small number of people without touching the cover, not receiving an influence on the shape of the cover upon the inversion operati...
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JP7256334B2 |
The present disclosure provides a high-temperature nano-composite coating and a preparation method thereof, and a small bag flexible packaging coating. The high-temperature nano-composite coating provided by the present disclosure contro...
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JP7255272B2 |
To provide a smelting method of nickel oxide ore that can produce high-quality ferronickel at an even lower smelting cost.The present invention is a method for smelting nickel oxide ore for producing ferronickel by reducing a mixture con...
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JP2023049706A |
To provide a heat insulation material for a combustion chamber which can avoid wind erosion caused by combustion gas and corrosion caused by water droplets in a combustion chamber.A heat insulation material for a combustion chamber inclu...
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JP7253578B2 |
To provide an annealing zone structure and a continuous heat treatment furnace with a simple structure that can easily control the temperature of a steel strip.An annealing zone 3 structure of a continuous heat treatment furnace 1 for a ...
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JP2023043842A |
To propose a method capable of quickly measuring a surface shape of a refractory while hot.There is provided a method for three-dimensionally measuring a surface shape of a refractory lined on an inner surface of a container of molten me...
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JP7247172B2 |
The invention relates to a refractory batch, to a method for producing an unshaped refractory ceramic product from the batch, and to an unshaped refractory ceramic product obtained by said method.
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JP2023039651A |
To provide a monitoring device, a monitoring method and a monitoring program that can suppress an increase in the ratio of reducing materials.A monitoring device 1 has: a stave temperature acquisition unit 21 that acquires a plurality of...
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JP7242983B2 |
To provide a heat processing furnace provided with a high safety property for an operator when a heat processing object made of metal is taken out to the outside of the furnace after the heat processing.A heat processing furnace 1 of thi...
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JP7242788B1 |
An object of the present invention is to provide a castable refractory having heat resistance suitable for use in an ultra-high temperature atmosphere, having sufficient strength and reliability, and capable of being stably constructed. ...
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JP2023039422A |
To provide a refractory material with high maximum bending strength.A refractory material in which carbon fiber bundles having physical unevenness on the surface with a height of 1 mm or more are arranged inside at a cross-sectional area...
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JP7237977B2 |
A stave protection system for a metallurgical furnace comprises: a stave (100) comprising a plurality of recesses (110) arranged on a front face (102) of the stave (100); and a plurality of inserts (200) each being received by a respecti...
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JP7236073B2 |
In a firing condition determination step S101a, as firing conditions for firing a refractory, an Fe2O3 amount (mass %) which is an Fe2O3 content, a target firing temperature T (° C.) to which the temperature of the refractory is raised ...
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JP7235025B2 |
To provide a furnace construction method which can alleviate modification work of module block installment at a construction site and accurately and efficiently perform the installment.A module block production method for producing a mod...
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JP7232756B2 |
A refractory composition including refractory aggregate, one or more matrix components, and silicate-coated set accelerator particles. The silicate-coated set accelerator particles can include one more of silicate-coated calcium hydroxid...
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JP7232658B2 |
To provide a rock wool composition mainly comprising a rock wool and a binder using an inorganic binder other than a cement without mainly comprising the cement, the rock wool composition being excellent in heat insulation properties and...
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JP7232007B2 |
To provide a crucible material satisfactory in the melting efficiency of non-ferrous metals and having a long service life, and a casting machine member such as a stoke capable of stably producing a casting of high quality.A teacup-shape...
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JP7228733B1 |
Kind Code: A1 A magnesia carbon brick that does not contain graphite or has an extremely low content of graphite is provided with improved spalling resistance while suppressing a decrease in corrosion resistance. [Solution] Magnesia with...
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JP7227547B1 |
A support device and a construction method that are applicable to a cylindrical container and have excellent workability are realized. A support device (1) capable of supporting a brick block (Rb), which is an aggregate of a plurality of...
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JP7225928B2 |
To reduce a wear amount of ceramic fiber by suppressing exfoliation of castable refractory for protecting ceramic fiber block from the ceramic fiber.In a coating method of castable refractory to the working surface of a ceramic fiber blo...
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JP7225376B2 |
This refractory material comprises: a Si-SiC-material substrate that includes SiC particles as a main component and also includes metal Si disposed between the SiC particles; and a glass layer that covers a surface of the Si-SiC-material...
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JP2023506987A |
The present invention relates to a cooling plate (1) for a metallurgical furnace, the cooling plate (1) being a cooling plate body (10) having a front face (11) facing the interior of the metallurgical furnace and a rear face (12) facing...
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JP7225394B2 |
A monitoring device for heat treatment equipment comprising at least one displacement detector that is provided outside the furnace body of the heat treatment equipment and that is configured so as to detect horizontal displacement of on...
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JP7224281B2 |
A 180-degree pipe elbow having one end extending beyond the other end and method of joining a 180-degree pipe elbow to lengths of cooling pipe to form a cooling panel for use in a furnace, boiler or other industrial heating apparatus tha...
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JP2023024000A |
To provide a heat treatment device capable of preventing means tightly adhering a door to a body side so as to prevent the leakage of a gas by tight adhesion from projecting from the body and the front face of the door.A heat treatment d...
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JP7222087B2 |
A refractory article includes a body having a first portion defining at least a portion of a first exterior surface of the body, the first portion including a carbide, and further including a second portion defining at least a portion of...
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JP7220840B2 |
Provided is a method for safely and efficiently recovering a valuable metal from a material including waste lithium ion batteries or the like. The present invention is for producing a valuable metal from a material including the valuab...
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JP7221189B2 |
To enable maintenance and replacement of a hydraulic hose for driving attachment and a cable carrier that supports the hydraulic hose without detaching an inner arm.A demolition machine of this invention comprises: a machine body; a tubu...
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JP2023505768A |
An apparatus and process for continuous application of a refractory slurry to a surface includes a batch reactor (10) for controlled mixing of the slurry and a product vessel in communication with the batch reactor (10) for containing th...
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JP7220699B2 |
To provide a method for utilizing as much aluminum ash as possible, as a raw material of a refractory, without requiring pretreatment such as heating and melting as essential requisites.An unshaped refractory comprises aluminum ash as a ...
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JP7219957B2 |
To provide: a fiber aggregate suitable for construction by performing spraying with a spraying machine; a base powder for a spray material containing the fine aggregate; and a spray material containing the base powder.A fiber aggregate f...
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JP7219980B2 |
To provide a hot repair mix with a high repair effect.A hot repair mix comprises a matrix made of finely divided refractory material having particle size less than 1 mm. The matrix contains 55 to 85 mass% of used alumina shot fine powder...
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JP7219605B2 |
An object of the present invention is to provide a blocking mud capable of suppressing difficulty in opening while protecting a lower part of a tap hole of a blast furnace. To achieve the object, the present invention provides a blocking...
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JP7218300B2 |
A porous refractory cast material contains a closed refractory aggregate fraction having a minimum particle size and a maximum particle size; the ratio of maximum particle size to minimum particle size is 10:1 or less. This closed refrac...
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JP2023015295A |
To provide a heating furnace contributing to the improvement in the uniformity of a furnace temperature.A heating furnace (100) comprises: a furnace body (102); a storage space (106) for an object (104) to be heated provided at the insid...
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JP2023014815A |
To provide an electric furnace allowing easy control of temperature in the furnace during burning.An electric furnace 1 has a lower wall 20, a left wall 22, a right wall 24, a rear wall 26, an upper wall 28 and a lid 30 forming a furnace...
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JP2023014120A |
To provide a novel stave protection system for a metallurgical furnace.A stave protection system for a metallurgical furnace comprises: a stave having an X direction and a Y direction and provided with a front face provided with a row of...
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JP7213399B1 |
[PROBLEMS] To provide a fire-resistant member which has excellent corrosion resistance and excellent adhesion of a carbide film provided on the surface of a graphite base material. [Means] A refractory member comprising a graphite base m...
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JP7211878B2 |
To provide an unshaped refractory having excellent infiltration resistance to calcium phosphate, and a lining structure of a calcium phosphate firing furnace to which the unshaped refractory is applied as a joint filler.An unshaped refra...
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JP2023003739A |
To provide a castable refractory for a blast furnace trough, excellent in cured strength and capable of maintaining hot strength even when exposed to a high temperature for a long time.The castable refractory for a blast furnace trough, ...
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JP2023004232A |
To provide a molten steel ladle capable of suppressing crack generation and excessive peeling in castable refractories, and a molten steel ladle production method.A molten steel ladle (10) comprises castable refractories (90) at the inne...
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JP7202163B2 |
To provide an insulation structure capable of facilitating construction and partial repair and furtner preventing the falling, pushing-out or the like of an insulation material, split blocks used therefor, and a construction method and a...
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JP7202245B2 |
To provide a lining brick for a calcium phosphate firing furnace having excellent infiltration resistance to calcium phosphate.A lining brick for a calcium phosphate firing furnace has Al2O3 component of 70 mass% or more and 90 mass% or ...
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JP7199479B1 |
Kind Code: A1 A refractory material that has good flexibility, suppresses corrosion of the metal anchor from the boundary layer between a refractory material and a heat-resistant material, and has excellent oxidation resistance and therm...
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JP7196379B2 |
To provide a lance pipe in which a refractory is more effectively cooled by studs and hence damages to the refractory, such as cracking, can be reduced.The lance pipe 1 has a plurality of studs 5 composed of one or more wires. Each of th...
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JP7197654B1 |
Kind Code: A1 The present application belongs to the field of manufacturing silica bricks, and specifically, a sintering aid for manufacturing silica bricks, a composite silica brick and a method for manufacturing the same, and a sinteri...
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JP7194061B2 |
To provide a brick masonry body for coke oven which can prevent aperture of joints and gap of bricks when band is used to prevent aperture of the joints at the time of a lift such as import of the brick masonry body into the oven even wh...
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JP7194062B2 |
To provide technology means which can prevent gap of bricks of brick masonry body for coke oven with gaps between neighboring bricks even when band is wound up in circumference.An elastic spacer 21 is attached to a gap part between neigh...
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JP7192754B2 |
To provide an unshaped refractory hardened body having excellent erosion resistance and spalling resistance.In an unshaped refractory hardened body, the average volume of closed pores is 0.05 mm3 or lower, and the ratio of the volume of ...
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