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WO/2000/029147A1 |
The invention relates to a method and a device for regulating pouring streams during steel making. According to said method the volume of a pouring stream (3) emerging from an outlet opening (2) of a container (1) is regulated mechanical...
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WO/2000/027568A1 |
A taphole assembly (10) for a vessel (12) containing a molten solid. The assembly (10) is comprised of a tubular element (40) formed of a refractory material. The tubular element (40) has a continuous passage (52) extending therethrough ...
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WO/2000/023215A1 |
A self-clamping plate for use in a slide gate mechanism is described. The plate comprises a refractory plate (1) having at least one sliding surface and a metal sheath (2) around the peripheral edge (1A) of the plate. The metal sheath is...
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WO/2000/021702A1 |
An article and processes are described for manufacturing a metallurgical pour tube for use in the continuous casting of steel. The article has an erosion-resistant sleeve within a body of the pour tube. An accommodation region allowing f...
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WO/2000/021701A1 |
The invention concerns a tank (1) for liquid metal processing tilting about an axis (6), fed by a fixed chute and pouring said liquid metal into a fixed evacuating chute (17, 18) comprising at least a passage hole (5) for supplying, disc...
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WO/2000/021816A1 |
The invention relates to a method and a transporting system comprising a rail-mounted transporting device for ultra-heavy loads, especially for changing steel mill converters. Said device comprises a motor vehicle which automatically tak...
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WO/2000/020147A1 |
The object of the present invention is the method for drying and heating of the casting ladle, and a device to accomplish these processes. In the method according to the invention, the ladle (3) is closed tight by the cover (2), and the ...
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WO/2000/018700A1 |
A carbon-containing refractory material capable of preventing the deformation of a shell of a vessel for a molten metal without causing the durability of a lining thereof to decrease, achieving the improvement of the lifetime of a can bo...
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WO/2000/018190A2 |
The invention relates to an inductor for generating an electromagnetic alternating field, especially for heating a fireproof ceramic part of a mold. The inductor comprises windings (5) and a current-conducting connection line (10) which ...
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WO/2000/013822A1 |
A refractory nozzle comprises upper and lower members (20 and 22) having matching tapered bores. The members fit together so that the bores match, and are secured in the hole (16) in the bottom of a metallurgical vessel by a retaining pl...
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WO/2000/012769A1 |
The invention relates to a method and a device for the continuous production of metal alloys, whereby the base metal is melted in a smelting furnace and metal alloying additives that are mixed, optionally reduced and cast, are added to t...
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WO/2000/010754A1 |
The invention relates to a metallurgic container, particularly a ladle for transporting molten metals. The container is open towards the top and is provided with a bottom lined with refractory lining, and a metal coating. It is also prov...
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WO/2000/007778A1 |
The invention relates to the removal of hard material from a substrate, and more particularly to the removal of hard, abrasive non-metallic material. The invention provides an apparatus for removing a hard material from a substrate, said...
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WO/2000/006417A1 |
The invention relates to a device for moving a container (1), notably a heavy metallurgical vessel, and a vehicle (6) for moving heavy metallurgical vessels. Said device can be used for receiving, lifting, tilting and depositing a contai...
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WO/2000/006325A2 |
The invention relates to a slide gate (20) for a container containing molten metal, comprising a housing part (14) which can be fixed to the container and a slide unit (30) which can be longitudinally displaced in relation to the housing...
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WO/2000/006324A1 |
A tundish impact pad comprises a body of refractory material capable of withstanding contact with molten steel, the body comprising a base (15) having an impact surface for molten steel, an outer sidewall (17) extending upwardly from the...
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WO/2000/003822A1 |
The invention provides an apparatus for controlling the flow of material, such as molten metal, from a container, the apparatus comprising a first closing element (202) for the outlet from the container, a support system (204) for the fi...
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WO/2000/002688A1 |
The invention relates to a method for optimising the opening rate of the discharge system of steel-casting ladles. According to the method, the position of a discharge opening (16) of a filling pipe (15) in a horizontal plane in relation...
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WO/2000/001639A1 |
A dry, heat-settable refractory composition comprises a particulate refractory material, a particulate thermosetting organic binder, and a particulate element, compound or alloy which will react with oxygen to produce a refractory bond. ...
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WO/2000/000450A1 |
A basic refractory ceramic hollow body for use in metallurgy, characterized by the following characteristics: a) the hollow body is monolithically created from a material; b) the material is based on a mixture of 10-40 mass per cent of c...
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WO/1999/067187A1 |
In casting a rare earth alloy into a sheet (6) using a tundish (3, 13), as a refractory for a tundish which can be used for dispensing with a preheating step for the purpose of improving the flow of a melt (2), use is made of a refractor...
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WO/1999/066082A1 |
The aim of the invention is to provide a method for sealing a tap hole (2) in metallurgical containers and a tapping system for carrying out slag-free tapping. To this end, the bott for closing the tap hole comprises a bott sleeve (7) wh...
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WO/1999/062658A1 |
The invention relates to a bott for closing vessels containing molten metal, comprising an e.g., rod-shaped stopping body (1) which consists of a refractory material. Said stopping body has an insertion sleeve (2), also consisting of a r...
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WO/1999/063291A1 |
The invention relates to a method and a device for removing and breaking out coatings or areas of undersurfaces, for example surface- and edge-milling for reprocessing gutters, moulds, ladles, Bessemer converters and slag-collecting vess...
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WO/1999/062659A1 |
The invention relates to a bott for sealing vessels containing molten metal, comprising an e.g., rod-shaped stopping body which consists of a fireproof material and which has a bore for releasably engaging an e.g. metal fixing rod for mo...
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WO/1999/057077A1 |
The invention relates to a ceramic composite body, especially used in secondary metallurgy, comprising at least one first layer that is made of an oxidic refractory material that contains carbon, and at least one second layer that is mad...
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WO/1999/056897A1 |
According to the invention, in an electric current lead divided into at least two sections (4, 27) said sections (4, 27) are joined to an electric connection. To ensure the desired cooling in the different operating states, the one secti...
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WO1999037423A9 |
A pouring ladle (100) for molten steel has a monolithic fire-resistant lining (8) of the base which comprises a continuous gradient sloping from all directions toward and up to the outlet (25). A deflecting element (30) has a convex arch...
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WO/1999/050008A1 |
A thermal shock-resistant ceramic article and a method of manufacturing the article include alternating layers of a first material (2) comprising a fusible, particulate ceramic composition and a second material (3), typically comprising ...
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WO/1999/047296A1 |
The invention relates to a closure plate (20) for a slide gate (10) comprising a fire-resistant plate (22) and a metal jacket (33) which surrounds said fire-resistant plate. A centering means is assigned to the closure plate (20). Said c...
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WO/1999/047297A1 |
The invention relates to an arrangement of a pouring nozzle immersed in an ingot mould having a substantially rectangular elongated cross section, for continuous casting of slabs, especially steel slabs. The immersed pouring nozzle has a...
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WO/1999/046849A1 |
The invention relates to a hoisting drive comprising several linear motors (36, 38, 36', 38'), as well as a linear slide track (20, 24, 22, 26) with a carriage (18). All primary parts (40, 42, 40', 42') and all secondary parts (44, 46, 4...
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WO/1999/037422A1 |
A lining (100) for producing a monolithic refractory lining (3) for a casting ladle, comprising small-sized templates (20) which are located on the periphery of the template body (11) approximately at the same level as the subsequent bas...
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WO/1999/036213A1 |
An immersion nozzle for continuous casting of steel comprising, at the entire portion thereof, or at least a part of an inner hole portion thereof in contact with a molten steel, a spinel-periclase-C type refractory, particularly a spine...
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WO/1999/032248A1 |
The invention relates to a device for feeding molten metal, especially liquid steel, through submerged casting tubes of an intermediate tank in a stationary permanent mold of a continuos slab casting installation. The intermediate tank (...
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WO/1999/028066A1 |
The invention provides an improved stopper rod which is made by a method in which a composition to form the body of the stopper rod is charged into a mould (10), a removable core (12) being positioned in the mould (10) to form a longitud...
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WO/1999/026746A1 |
An apparatus for building an unburned refractory for improving work environment and work efficiency of workers and preventing the occurrence of non-uniformity of spray thickness, characterized by comprising a container (1) for a molten m...
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WO/1999/025513A1 |
The invention relates to a pouring device for metallurgic vessels, especially for molten steel, having sliding plates arranged one behind the other which can be adjusted under a vessel opening and can be slid out again. Filters can be pl...
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WO/1999/022893A1 |
An apparatus for controlling the amount of teeming molten metal having features that the sliding resistance of a slide frame is small, the pressing force near a nozzle hole is stable, fear of troubles such as leak is little, the construc...
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WO/1999/020420A1 |
The invention concerns continuous steel casting. It concerns a ladle nozzle for continuous casting comprising, in a downstream zone, a first part (3) with substantially constant cross-section and, upstream of said first part, a second pa...
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WO/1999/018244A1 |
A method and apparatus for forming a lining on the interior faces (11) of a vessel (9) is disclosed. The method and apparatus involve installing a granular composition (4) into a gap (10) formed between the internal faces (11) of the ves...
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WO/1999/015291A1 |
An immersion nozzle which dissolves problems involved in continuous casting of molten steel and is excellent in flow control of molten steel in a mold and durability, and which comprises a twisted tape-shaped part (1) for allowing a flow...
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WO/1999/015455A1 |
The present invention relates to a ladle loop used as a connecting member between a pivot mounted on a ladle and the bail of a crane, wherein said loop comprises two parallel spaced-apart brackets. A bushing is provided in one end region...
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WO/1999/014005A1 |
Continuous casting of steel strip in twin-roll caster comprising casting rolls (16). Molten steel is delivered by a delivery system comprising a distributor (18) and delivery nozzle (19) to casting pool (68) supported above the nip (69) ...
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WO/1999/007501A1 |
The invention concerns a pouring spout for the transfer of a molten metal from a distributor into a continuous-casting ingot mold. It is comprised of a body made of a tubular part (3a) delimiting an essentially vertical pouring channel (...
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WO/1999/007500A1 |
A molten steel pouring nozzle (10) having a bore (22) therethrough, at least a portion (26) of the nozzle (10) forming the bore (22) being comprised of a refractory having calcium zirconate: from 20 to 75 weight %, graphite: from 5 to 30...
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WO/1999/005330A1 |
The invention concerns metallothermal process and continuous drawing of a metal product consisting of at least one metal, comprising: a step for melting the metal in a first cold crucible (1) heated by induction where the reduction of sa...
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WO/1999/003619A1 |
The invention concerns a method characterised in that, before starting the casting operation, it consists in determining an initialising position (31) for the actuator controlling the ladle stopper when the latter is resting on its base ...
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WO/1999/000341A1 |
The invention relates to ceramic refractory composite bodies consisting of at least one first layer made up of a carbon-bonded, oxidic refractory material and a second layer made up of a carbon-free oxidic refractory material which is bo...
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WO/1999/000205A1 |
The invention relates to a teeming method according to which the teeming ladle is moved relatively horizontally in direction X and vertically in direction Y and pivoted about an axis of rotation A. During automatic teeming this makes it ...
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