Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 6,667

Document Document Title
WO/2013/068296
The invention relates to ferrous metallurgy, in particular, to production of steel slabs by continuous casting. In the claimed method for continuous casting of steel, superheated metal is fed from an intermediate ladle to a mold having a...  
WO/2013/048658
An improved valve plate assembly is provided for use in a slide gate valve. The valve plate assembly includes a refractory valve plate having an orifice positioned along its longitudinal centerline, and truncated corners for optimizing t...  
WO/2013/045520
The invention relates to a stopper drive (1), to a method for compensating elasticities or play in the control of the stopper drive (1), and to the use of the stopper drive (1). The aim of the invention is to present an economical, compa...  
WO/2013/041258
The invention relates to a ceramic refractory stopper (a stopper device) for controlling a flow of molten metal at an outlet opening of a metallurgical vessel, such as a tundish.  
WO/2013/043257
A metallurgical ladle, and more particularly the bottom of the ladle or a ladle block in the bottom of the ladle, have an outlet through which the molten metal can drain. The ladle bottom contains an open-end channel bounded by at least ...  
WO/2013/039279
The present invention relates to a nozzle for sending molten steel from a ladle to a tundish in the continuous casting process of a steel-making process in a foundry, and, more specifically, to a technique for preventing the shroud nozzl...  
WO/2013/033020
An exchangeable valve plate assembly is provided for use in a slide gate valve. The exchangeable valve plate assembly includes a refractory exchangeable plate that may be replaced in the assembly without removing the slide gate valve fro...  
WO/2013/024973
For an immersion nozzle for casting which may increase the quality of a slab and a continuous casting apparatus including the same, the present invention provides an immersion nozzle for casting, which includes: a body section having an ...  
WO/2013/024973
For an immersion nozzle for casting which may increase the quality of a slab and a continuous casting apparatus including the same, the present invention provides an immersion nozzle for casting, which includes: a body section having an ...  
WO/2013/018476
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...  
WO/2013/007526
The invention relates to a refractory ceramic slide plate and an associated slide plate set.  
WO/2013/004571
The present invention relates to a nozzle for guiding a metal melt from a first to a second means, in particular it relates to a submerged entry nozzle for guiding a stream of a metal melt (steel melt) from a metallurgical melting vessel...  
WO/2013/000566
The present invention concerns a shop gate and a nozzle (1) suitable for being coupled with the bottom floor (10a) of a tundish (10), said nozzle comprising a hollow tube with an axial bore (2) extending from an inlet (2a) opening at a f...  
WO/2013/003359
A molten metal holding and pouring box with a rectangular-shaped upper section and a pyramidal-shaped lower section provides a relatively constant flow of molten metal being poured from the box through each of two bottom nozzles into two...  
WO/2013/000880
The invention relates to a sliding closure for a metallurgical casting vessel, in particular a casting lade, comprising a slide plate (3) movably supported between a head plate (5) and a pouring plate (6), wherein all three plates (3, 5,...  
WO/2012/175911
A metal transfer device (1) includes a cast trough body (2) for receiving liquid metal, a heater (4) for heating the trough body, and a filler layer (6) between the trough body and the heater. The filler layer (6) comprises a cast refrac...  
WO/2012/174701
A tundish (100) with electromagnetic heating opening, which is formed to be able to adjust and control the temperature of the opening by assembling special electromagnetic heating apparatus in the bottom of the body (1); one or more elec...  
WO/2012/156073
The present invention concerns a nozzle unit (1) for use in a nozzle exchange device (100) in a continuous metal casting apparatus, said nozzle exchange device (100) being of the type comprising a loading opening and guiding means (7) fo...  
WO/2012/153730
[Problem] To provide a steel ladle residual refractory material measurement method and device which are capable of accurately measuring the residual amount of refractory material in a steel ladle by facilitating measurement with the same...  
WO/2012/152383
In a device for fastening a perforated block (1) to a metal melt container, the perforated block (1) can be fastened by means of at least one clamping wedge (36) which can be inserted transversely with respect to its through opening (D) ...  
WO/2012/149993
A reaction crucible (1) intended for carrying out aluminothermic welding operations is provided with a bottom (20) having an outflow opening (4) and contains a fine-grain aluminothermic mixture. In order to retain the slag (7) formed as ...  
WO/2012/146220
The present invention relates to an immersion tube (1) for use in metallurgy, at the lower end of which is arranged a nozzle having two outlet channels (5, 6) for liquid metal. A jacket (4) is arranged over the end of the immersion tube ...  
WO/2012/148560
A refractory element is configured to prevent or limit steel reoxidation in a steel casting process. The refractory element contains a base surrounded by a periphery in a specified geometrical arrangement. The refractory element is const...  
WO/2012/132209
Provided is a steel casting pouring apparatus that can contribute to shortening the pouring time for pouring molten steel for casting into a mold sprue. A first axial line of a first pivot is positioned radially to the inside of a first ...  
WO/2012/132562
Provided is a submerged nozzle (10) that is for continuous casting and that, in high-speed casting of a slab having a high width/thickness ratio, can control within a set range the flow speed of molten steel flows heading upwards and dow...  
WO/2012/133181
The present invention relates to a plate fixing structure and a plate used in the fixing structure. According to the plate fixing structure of the present invention, alignment of a fitting recessed portion and a fitting projecting portio...  
WO/2012/126058
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...  
WO/2012/128397
The present invention relates to a method of alloying cast steel with sulphur in a sand mold for making the high sulphur cast steel, and to produce High Sulphur Cast Steel, the antifriction and wear resistance material that has high impa...  
WO/2012/125367
An open bottom electric induction cold crucible with a slotted wall extending below one or more induction coils surrounding the partial exterior height of the crucible is used in an electromagnetic casting process for the production of i...  
WO/2012/125367
An open bottom electric induction cold crucible with a slotted wall extending below one or more induction coils surrounding the partial exterior height of the crucible is used in an electromagnetic casting process for the production of i...  
WO/2012/104028
The invention relates to a closure plate for a sliding closure on the spout of a container containing molten metal. Two outer longitudinal faces, a flow opening (21) arranged on a central longitudinal axis (A) of the closure plate (20), ...  
WO/2012/095282
The pouring spout changer according to the invention is characterised in that it is provided with a dummy plate (14) for closing the casting channel of the casting device in an emergency. The dummy plate (14) can be brought into the clos...  
WO/2012/073620
The present invention provides an SN plate capable of increasing in size using a highly erosion-resistant, high thermal expansion, flame-resistant material. In this invention, erosion resistance is increased by adding aluminum, and a spe...  
WO/2012/074086
In a composite sliding nozzle plate in which a cylindrical body is attached to a sliding nozzle plate main body part, the present invention can prevent slippage of the cylindrical body and the entrance of base metal into the joint part b...  
WO/2012/062414
The invention relates to a floor casting nozzle for arrangement in or on the floor of a metallurgical container, having an upper end, preferably for connection to a metallurgical container or to a slide valve of a metallurgical container...  
WO/2012/053476
The purpose of the present invention is, in an upward pouring type teeming method for molten metal, to reduce the flow speed of the molten metal in the molten metal surface direction (vertical direction) within a mold that is being teeme...  
WO/2012/052164
The tube (10) delimits a pouring channel (12) having a pouring axis (X), comprising a downstream part, in which the pouring channel has a diameter known as the outlet diameter, and an upstream part (16) which is defined as being that par...  
WO/2012/021117
A thermally efficient cover for the molten metal held in a furnace, tundish, ladle, crucible or other containment vessel. Through substantially horizontal movement, this cover allows for periodic removal, particularly by retraction, for ...  
WO/2012/016346
An automated mechanism for liquid tapping, arising in the copper-smelting process, in smelting furnaces, conversion furnaces, copper reactors, refining furnaces, anodic furnaces, furnaces for cleaning or treating slag or electric furnace...  
WO/2012/012853
The present invention relates to an impact pad for use in tundish of continuous casting steel during pouring out of molten steel (6) from the casting ladle into the tundish. The impact pad (1) has side walls (2) provided with barriers (3...  
WO/2012/010399
The invention relates to a fireproof ceramic impact absorber.  
WO/2012/009777
Integral device for immobilizing and changing a submerged entry nozzle in continuous casting tundishes, with the invention combining two different functions in a single device: one use relates to emergency interruption of the flow of mol...  
WO/2012/005525
Disclosed is a device for supporting a molten metal container, wherein the device has first and second support units for supporting the weight of the molten metal container in connection with a ring member, taken alone or in combination ...  
WO/2012/005525
Disclosed is a device for supporting a molten metal container, wherein the device has first and second support units for supporting the weight of the molten metal container in connection with a ring member, taken alone or in combination ...  
WO/2012/003047
A pour tube for casting molten metal is adapted to reduce turbulence and mold disturbances, thereby producing a more stable, uniform outflow. The pour tube includes a bore having a body in communication with an enlarged outlet portion. E...  
WO/2011/154071
The invention relates to a high-temperature seal with the following features: - a refractory ceramic sealing material, - a casing that surrounds the refractory sealing material, - the casing breaks down at temperatures between >50 and <2...  
WO/2011/153820
A roasting burner for metal ladle includes at least one distributing unit (2) which is arranged above the metal ladle (1), a radiating body (8) which is arranged in the metal ladle (1) and is provided with an upward opening end, at least...  
WO/2011/138831
In the continuous casting operation using a steel species that is likely to undergo a nozzle clogging phenomenon such as an aluminum killed steel, the adhesion of an Al2O3 inclusion onto the inside of a nozzle to be used or the clogging ...  
WO/2011/132442
Provided is a pouring method for precisely dropping a metal melt, which flows from a ladle, to a pouring gate in a mold. A method which uses a computer to control an input voltage applied to a servo motor that tilts a ladle, an input vol...  
WO/2011/130825
Exemplary embodiments of the invention relate to a vessel used for containing molten metal, e.g. a trough section for conveying molten metal from one location to another. The vessel has a refractory liner made of at least two refractory ...  

Matches 1 - 50 out of 6,667