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WO/2013/110897A1 |
The subject matter of the invention is a method for producing mineral wool comprising: a melting step used to obtain molten glass whereof the chemical composition comprises the following components, in an amount by weight varying within ...
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WO/2013/100049A1 |
The present invention provides a construction method with which it is possible to prevent a decrease in the attachment rate due to scattering of a fire-resistant material when the fire-resistant material is transported by air currents wh...
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WO/2013/086192A1 |
Pipe fractures in cooling staves of blast furnaces are a common failure mechanism. Herein is a repair method for a cooling stave (30) utilized in a blast furnace, the cooling stave (30) having a compromised stave inlet outlet pipe (27) a...
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WO/2013/079265A1 |
The invention relates to a bridge-like supporting structure made of fireproof ceramic stones, wherein two outer, end bearing stones have a largely horizontal step on the inner side of the outer, end bearing stones and a keystone arranged...
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WO/2013/080661A1 |
The invention makes it possible to ensure mixing of a silica sol and a refractory material and to accelerate a curing reaction when a dry-blowing construction method is used, and consequently achieves a refractory for blowing of excellen...
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WO/2013/075682A1 |
Arc furnace with at least one furnace vessel, a furnace cover and a support arm system assigned to the furnace cover, said support arm system being designed so as to be capable of rotating and/or lifting and lowering the furnace cover on...
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WO/2013/073992A1 |
The invention relates to the field of mechanical engineering, and specifically to fastening means, for example bolts, studs, screws and other rod-type fastening elements. The universal fireproof fastening stud is in composite form, where...
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WO/2013/072264A1 |
The invention involves a heat-insulating insulation element for high-temperature applications and a method for manufacturing the same. The object of the invention is to indicate options for effective heat insulation, which can also be us...
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WO/2013/057756A1 |
This burned magnesia brick is characterized by being obtained by: adding a binder to 100 wt% of a compound composition that is composed of a magnesia starting material serving as the main starting material, 2-8 wt% of a titania starting ...
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WO/2013/053580A1 |
The invention relates to a ceramic body (1). To improve the corrosion resistance of the ceramic body (1), the invention proposes that the ceramic body (1) has a one-layer or multilayer layer system (5) on at least part of its surface (4)...
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WO/2013/053576A1 |
The invention relates to granules composed of agglomerated reactive bulk material and a binder matrix, the binder matrix comprising as binder an organic or inorganic salt.
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WO/2013/049092A1 |
A convection furnace for dynamic mechanical analysis includes a cooling device that is configured to cool a heat exchange gas within the convection furnace, and a thermally insulated enclosure disposed about the cooling device. The therm...
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WO/2013/044372A1 |
An auto-adjusting device is provided for a binding system of a metallurgical furnace. The auto-adjusting device comprises a gauge or sensor that constantly or intermittently measures one of either the furnace binding forces or the pressu...
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WO/2013/046052A2 |
An inorganic fiber block formed by laminating blanket-shaped articles comprising inorganic fibers, wherein the composition of the inorganic fibers conforms to the following conditions. The inorganic fibers comprise 66-82 mass% SiO2, 10-3...
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WO/2013/044373A1 |
A furnace is provided suitable for metallurgical processes, comprising at least one section comprised of refractory bricks with an outer shell plate adjacent to the refractory bricks, including exterior bricks whose external faces adjace...
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WO/2013/035645A1 |
Provided is a molded inorganic-fiber object which is characterized by being extremely lightweight, being reduced in flying of fibers or a particulate substance from the surface thereof, and being free from problems concerning environment...
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WO/2013/032520A1 |
Retainer holds a refractory ceramic fiber insulation layer in a furnace, kiln, or forge and is in the form of a ceramic tile members. The retainer is formed with an array of small hook structures on an inward-facing surface, which serve ...
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WO/2013/027451A1 |
Provided is a thermal-spraying device that can prevent feedstock-powder combustion problems caused by there not being enough of a carrier gas (oxygen gas) while ensuring that a mixture comprising the feedstock powder and the carrier gas ...
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WO/2012/173566A9 |
A reactor for gasification of feedstocks for gasification, adapted to handle feedstocks for gasification comprising organic and inorganic compounds, wherein said compounds during gasification in the presence of oxygen and/or air at a gas...
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WO/2013/020703A1 |
A charging device (100) for feeding an arc furnace (200) with feed material has a shaft (110) having side walls (112) and a base plate (170), and an outlet opening (140) in a front wall (111) facing the arc furnace (200). Furthermore, th...
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WO/2013/018476A1 |
Provided is a monolithic refractory which rarely deteriorates in strength at a high-temperature range of, for example, over 1,000°C irrespective of an organic binder being used as a bonding agent. The monolithic refractory of the presen...
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WO/2013/014573A1 |
The present invention relates to a fused refractory product having the following average chemical composition, as a percentage by weight on the basis of the oxides and for a total of 100%: ZrO2: 60.0%-80.0%; SiO2: 4.0%-10.0%; Al2O3: bala...
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WO/2013/009824A1 |
A stave/brick construction, comprising: a stave having a plurality of ribs and a plurality of channels, wherein a front face of the stave defines a first opening into each of the channels; a plurality of bricks wherein each brick is inse...
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WO/2013/007408A1 |
A refractory particularly for the use in an inner lining of a blast furnace is a layered composite comprising a protective layer and a conductive layer, wherein the interlayer bonding strength between the individual layers is more than 6...
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WO/2013/007999A1 |
A gasification inlet (2) comprising: an annular manifold having a frame (4)supporting a radially inner wall formed by a first annulus of fire bricks (6) and supporting an upper wall formed by a second annulus of fire bricks (8), the uppe...
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WO/2012/177984A1 |
A furnace insulation assembly includes a main body having a generally U-shaped cross-section. The main body includes a pair of side walls. A pair of end plates are secured to opposed ends of the main body. The end plates and the main bod...
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WO/2012/177990A1 |
An improved method of operating an arc furnace is provided. The sidewall of the furnace includes a refractory lining. A charge of scrap metal is added to the furnace. The charge is melted and a slag layer is formed on the top of the melt...
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WO/2012/173524A1 |
The invention relates to designs for the linings and roofs of heat-engineering units for mechanical engineering and can be used in the construction of industrial furnaces in the metallurgical, heat-engineering, petroleum-processing and p...
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WO/2012/169170A1 |
The purpose of the present invention is to provide a porous heat-insulating firebrick obtained by molding and drying a bubble-containing slurry obtained by foaming a slurry containing flame-resistant powder and water, wherein the firebri...
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WO/2012/163274A1 |
Provided are a gas-burning and electric-arc dual-heating high-efficiency silicon refining furnace and heating method thereof. Disposed within a furnace body are two heating chambers, a first heating chamber being inside of the heat-condu...
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WO/2012/163530A1 |
Component of a plant for the production of silicon, in particular liquid silicon and solar grade silicon, wherein the component is a reduction furnace body and/or an electrode that comprise a composition selected from (i) 80-95 % (w/w) o...
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WO/2012/163597A1 |
A refractory, which is particularly suitable for use in an inner lining of a blast furnace, is obtainable by a process including the following steps: a) providing a mixture containing - coke, - silicon and - binder, b) forming a green bl...
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WO/2012/147180A1 |
This vacuum degassing tank includes a refractory, in which at least the part that comes into contact with molten slag comprises a carbon-containing magnesia refractory. The carbon-containing magnesia refractory contains 7-28 mass%, exclu...
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WO/2012/144553A1 |
A method for producing a complex metal oxide, wherein a composition containing an alkali metal is disposed on a stage, a part of which that comes into contact with the composition is formed of a metal oxide component, and fired when a co...
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WO/2012/140624A1 |
Sintered refractory product comprising, in percentages by weight on the basis of the oxides, - more than 10% of chromium oxide Cr2O3, - more than 2% of hafnium oxide HfO2, - more than 1% of zirconium oxide ZrO2, the total content of chro...
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WO/2012/131614A1 |
Product comprising - a sintered support constituted of an "aggregate" constituted of particles having a size of greater than 100 µm, the balance of said support being the "matrix", and - a protective layer at least partially covering th...
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WO/2012/132271A1 |
This moist blanket is characterized in that a blanket comprising biosoluble inorganic fibers is impregnated with a colloidal silica solution so as to become moist. The moist blanket cures so as to become a cured blanket.
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WO/2012/134037A1 |
The present invention relates to a roof for a ladle which can be compatible with a dust collection elbow or with a dust collection hood, and comprises: a side portion having a perpendicular cylinder shape; a lid portion having a first se...
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WO/2012/134036A1 |
The present invention relates to a roof for an electric furnace for extending the usage life of the roof and for the safety and convenience of a worker when repairing the roof, and comprises: a ring-shaped small ceiling seating surface; ...
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WO/2012/127303A1 |
The invention relates to a barrier and to a continuous annealing furnace comprising a barrier. The barrier (10) comprises at least a frame (36, 37), a actuating element (18), a gate (12), a first lever (14) being pivoted at said frame (3...
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WO/2012/126058A1 |
A refractory brick for lining a metal making furnace, ladle or the like, the refractory brick including: a main body with an exposed face, the exposed face being a surface of the refractory brick that is exposed to oxygen air when the re...
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WO/2012/123041A1 |
The invention refers to an industrial furnace cover. Such a furnace can be, i.a., any metallurgical melting and/or treatment vessel, for example an electric arc furnace.
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WO/2012/117626A1 |
In order to reduce variation in strength of refractories which comprise, in the refractory raw material, scale-like flake powder (aluminum flakes) composed of aluminum and/or aluminum alloy, and which are used in an industrial kiln, in p...
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WO/2012/110923A1 |
The invention relates to a sintered material having an average chemical composition such that, in weight percentages on the basis of the oxides: Cr2O3 = 80.0-99.0%; 0.5% ≤ TiO2 ≤ 9.0%; 0.2% ≤ MgO ≤ 3.0%; and ZrO2 ≤ 5.0%, provid...
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WO/2012/107322A1 |
A stave cooler (10) for a metallurgical furnace, in particular for a blast furnace, comprises a panel-like body (12) having a front face (14) for facing the interior of the metallurgical furnace and an opposite rear face (16); and at lea...
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WO/2012/093194A1 |
The object of this invention is a construction and a method to make a joint point tight in a ceramic construction between two construction parts where the governing thermal movement consists of two or three dimensional movements of the c...
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WO/2012/092943A1 |
The invention relates to a device for the brick lining of converters in steel works, comprising a base station, which can be moved under the converter which is open in the bottom region thereof, and further comprising a platform, which i...
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WO/2012/090758A1 |
Disclosed is a furnace wall shape measuring device, wherein laser light for measuring the concave-convex shape of surfaces of furnace walls and self-emitting light of the furnace walls are acquired at the same time but not interfere with...
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WO/2012/085310A1 |
The invention relates to a method for constructing vaults without using centring, by means of arches formed by hollow ceramic blocks. The method consists in combining odd segmental arches and even segmental arches. The odd arches (11) ar...
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WO/2012/081373A1 |
Provided is a castable refractory which does not tend to generate cracks or explosions when drying. This castable refractory comprising an organic fiber and constructed by adding water is characterized in that water content of the organi...
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