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JP6387018B2 |
Cover flux devices and methods are shown. Methods and devices are shown such that, as a solidification front moves from a cooling surface of a mold towards a surface of molten silicon substantially opposite the cooling surface, impuritie...
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JP6384511B2 |
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JP2018135242A |
To suppress a crack that generates in the firing process of a magnesia chrome brick.In a method for producing magnesia chrome fired brick containing MgO and CrOas main components of a refractory raw material, a phenolic resin having a re...
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JP6382372B2 |
To suppress the formation of a metal oxide, e.g., at a side wall part of the holding chamber of a melting holding furnace.Provided is a melting holding furnace 1 comprising: a melting chamber 2 heating a metal M to be melted into a molte...
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JP6379604B2 |
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JP6383033B1 |
To provide a baking repair material using a flow aid having a short burning time, excellent compatibility with pitch, and no sublimation property. In a baking repair material containing 5% by mass or more and 40% by mass or less of a pit...
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JP6376102B2 |
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JP6375555B2 |
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JP6377134B2 |
The invention relates to a set (array) of refractory ceramic bricks for the formation of a vault-like (arch-like) support structure.
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JP2018128203A |
To cool a treatment object in a heat-insulated chamber more efficiently than ever.A heat treatment device performs heat treatment by heating and cooling a treatment object contained in a heat-insulated chamber, and comprises a heat insul...
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JP6374926B2 |
To provide a magnesia-olivine monolithic refractory capable of exhibiting excellent repair effect in the repair of the operation port of an electric furnace for steel making, a molten iron-molten steel container or an immersion tube, and...
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JP6372533B2 |
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JP6373635B2 |
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JP6372539B2 |
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JP6375274B2 |
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JP2018124023A |
To obtain a vacuum heat insulation furnace capable of maintaining heat insulation properties during heating and increasing heat conductivity during cooling.Provided is a vacuum heat insulation furnace 1 comprising: magnetic force generat...
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JP6367502B2 |
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JP6366953B2 |
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JP6365401B2 |
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JP2018115369A |
To provide a repairing method which can be carried out for a stave cooler being mounted on a furnace and does not lower the cooling efficiency after repair.Provided is a method for repairing a stave cooler 20 to be mounted on an inner si...
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JP6363899B2 |
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JP6361705B2 |
To provide a lining method of a converter injection wall capable of extending life compared to conventional ones and using a specific carbon-containing refractory.The lining method of a converter injection wall includes lining a carbon-c...
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JP6358687B2 |
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JP6357670B2 |
To sort a large amount of used refractory for each quality of material without depending on manual work and with high accuracy.A reuse method of a used refractory includes a sorting and recovering step for sorting and recovering the used...
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JP6358059B2 |
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JP6358272B2 |
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JP2018108902A |
To provide a light-weight heat insulating unshaped refractory stably usable from an initial stage of operation to a final stage, by securing strength after curing/drying and heating, and suppressing shrinkage after heating.A light-weight...
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JP6354073B2 |
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JP6353284B2 |
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JP6350487B2 |
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JP6348071B2 |
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JP6344621B2 |
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JP2018090948A |
To provide a skid pipe with an insulation protection member for which generation of a gap at an upper end of the insulation protection member can be sufficiently prevented, and a method for constructing the insulation protection member.A...
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JP6340780B2 |
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JP6343234B2 |
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JP6330877B2 |
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JP6333829B2 |
A sintered refractory product having a granulate bonded by a matrix and comprising, in percentages by mass based on the oxides, —more than 40% chromium oxide Cr2O3, —less than 50% aluminium oxide Al2O3, −1% or more zirconium oxide ...
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JP6332988B2 |
A composition for the preparation of a fire protection mortar comprising 45 to 70% by weight of cement binder, 8 to 20% by weight calcite, 8 to 20% by weight mica, 0 to 5% by weight of xonotlite, 0.1 to 20% by weight of expanded perlite,...
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JP2018080891A |
To provide a wall surface material constituting a wall surface of a heat treat furnace, having heat insulating performance and capable of efficiently heating an object to be heated by increasing thermal emissivity, and a heat treat furna...
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JP6327744B2 |
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JP6323223B2 |
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JP6320872B2 |
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JP2018066551A |
To provide a heat-resistant block set that is a unit of assembly components for a device used in a heat environment, and an assembly incinerator that is one example of a device assembled with the heat-resistant block set.A heat-resistant...
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JP6315037B2 |
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JP6312169B2 |
The present invention relates to a novel process for producing ceramic materials, in particular refractory materials having a reduced relative density. In particular, the invention relates to a process for producing light, refractory mat...
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JP6311135B2 |
Provided are: a coating liquid for refractory articles, which has excellent performance and which can be prepared through a simple operation; a composition for producing the coating liquid; and a refractory article with a coating layer h...
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JP2018058727A |
To improve corrosion resistance while preventing hydration reaction of metal Al-containing powder from occurring, with a simple method, in an aqueous fire-proof mortar containing the metal Al-containing powder.An aqueous fire-proof morta...
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JP3215710U |
To provide a metallurgical furnace which is easy to assemble and maintain, and an upright cooling element used therein. A first one made of an upright refractory element 6 in which a wall structure 1 surrounds an upright refractory brick...
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JP6308215B2 |
A method for producing a float glass, which comprises controlling the flow volume of a molten glass, which flows on a spout lip, by means of a tweel and continuously supplying the molten glass onto a molten metal placed in a bath to allo...
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JP6310376B2 |
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