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| Number | Title | Issue Date |
| 8172114 | Refractory material for nozzle for use in continuous casting, and continuous casting nozzle In a insert-type continuous casting nozzle comprising a highly functional layer formed to have a high corrosion resistance, a high anti-attachment capability, etc., and provided to define an inner bore thereof, the present invention is directed to providing a refrac... | 05/08/2012 |
| 8127972 | Pouring nozzle, pushing device for a pouring nozzle and casting installation A pouring nozzle for a device for nozzle insertion and/or removal has a shape that is adapted so as to better resist the stresses imposed by their use and notably the stresses linked to the maintenance of the nozzle in the device. The pouring nozzle is provided with... | 03/06/2012 |
| 8002155 | Slide valve device for automatic surface pressure application A slide valve device for automatic surface pressure application including a slide valve having a three-layer structure, in which the movable bodies of the seal case is slidable on a support surface of a spring holder. The slide case and the seal case are coupled wit... | 08/23/2011 |
| 7641081 | Immersion nozzle Disclosed is an immersion nozzle, which comprises a vertically-extending pipe-shaped straight nozzle body 10 adapted to allow molten steel to pass downwardly from an inlet port 9 provided at an upper end thereof, and a pair of discharge portions each i... | 01/05/2010 |
| 7581664 | Multi-outlet casting nozzle The present invention concerns a submerged entry nozzle for use in the continuous casting of liquid metal. The nozzle comprises a central bore and a plurality of pairs of discharge outlets. The cross-sectional area of the central bore decreases between pairs of disc... | 09/01/2009 |
| 7407068 | Compliant fill tube assembly, fill tube therefor and method of use A fill tube assembly is for a casting mold. The fill tube assembly includes a fill tube having a tubular member with a receiving end, a mold-engaging end and an intermediate portion. The mold-engaging end has a tapered flange radially extending therefrom, the remain... | 08/05/2008 |
| 7363959 | Submerged entry nozzle with installable parts A partial SEN capable of having flow diverter parts installed therein, and a method of using the SEN in a continuous casting system are disclosed. The partial SEN includes a hollow distribution zone at a bottom portion of the SEN which is designed to allow the insta... | 04/29/2008 |
| 7316338 | Device for discharging molten metal from a container An discharging device for molten metal between an upper ladle (1) and a tundish (3) comprising a slide valve nozzle fixed to the base of the ladle, comprising an upper fixed nozzle (42) and a mobile one below (43), inserted into an openin... | 01/08/2008 |
| 7316337 | Device for discharging molten metal from a container A device for discharging molten metal from a container to another, comprising an outlet sleeve which penetrates into the lower container pushed by springs against a nozzle of refractory material which connects the inside of the upper container with the outside, so a... | 01/08/2008 |
| 7302996 | Feed device for feeding molten metal into a crystallizer A drop feeder (1) for feeding molten metal into an ingot mould (15) comprises a distributor (3) having a substantially prismatic shape, with one of the faces open, in which the inside of the distributor comprises three tanks (4, 5, 6), se... | 12/04/2007 |
| 7275584 | Immersion nozzle for continuous casting of steel and continuous steel casting method using same A nozzle for continuous casting of clean steel is capable of preventing adhesion of Al2O3-based inclusions to a wall surface of the inner hole of the nozzle while fully achieving an effect of a swirl vane. The swirl vane prevents drift in molte... | 10/02/2007 |
| 7237596 | Thermal shock resistant casting element and manufacturing process thereof The present invention concerns an element for the casting of a liquid metal, comprising a base body made from a refractory material, said body comprising an outer surface and an inner surface defining a pouring channel for the casting of the liquid metal. This eleme... | 07/03/2007 |
| 7191819 | Continuously casting steel strip Thin cast strip is produced in a twin roll caster by delivering molten steel between the rolls to form a casting pool. The casting pool is confined between the rolls by a pair of side dams adjacent the ends of the casting rolls. Steel strip is delivered downwardly t... | 03/20/2007 |
| 7172013 | Binding structure of refractory sleeve for inner hole of nozzle for continuous casting A bonding structure between a nozzle body of a continuous casting nozzle and a refractory sleeve inserted into the nozzle body, wherein the refractory sleeve contains 20 mass % or more of CaO. An adhesive including a mixture of a refractory aggregate and a binder is... | 02/06/2007 |
| 7140521 | Nozzle for continuous casting An arrangement and conformation of the discharge openings and channels of a continuous-casting nozzle, together with a specific external profile of the body of the nozzle itself, enable slabs of any thickness, in particular from medium to thin ones, to be cast, whic... | 11/28/2006 |
| 7131482 | Distributor device for use in metal casting A distributor device for use in aluminium casting includes a rigid, substantially bowl-shaped receptacle (2) of a refractory material having a base member (4) and a peripheral wall (6) that extends upwards from the base. The receptacle has an in... | 11/07/2006 |
| 7108046 | Immersion nozzle exchanging apparatus and immersion nozzle and closing fire plate used for same In an immersion nozzle exchanging apparatus for supporting an immersion nozzle at a flange underside thereof by a plurality of key plates parallel provided on both sides to horizontally pushing out and exchange an immersion nozzle much used with a new immersion nozz... | 09/19/2006 |
| 7090918 | Externally glazed article The invention describes an article and method comprising a refractory article having an outer surface covered by an insulating coating over which a protective glaze is applied. The method includes applying a suspension of an insulating coating to a refractory piece,... | 08/15/2006 |
| 7077343 | Submerged nozzle for a metallurgic container placed upstream from a casting device The invention is directed to an immersion nozzle for a metallurgic vessel arranged upstream of a casting device, in particular a continuous casting mold or a twin roller, in which a slit-shaped pour-out opening (2) having a length that is several times greate... | 07/18/2006 |
| 7063242 | Refractory pouring spout and channel unit for the arrangement on an outlet of a vessel containing molten metal, especially the tundish of a strip casting installation A refractory pouring spout and channel unit for the arrangement on the outlet of a tundish of a strip casting installation has at least one vertical, refractory pouring spout and channel part (25) which can be connected to the tundish; and a refractory pourin... | 06/20/2006 |
| 7036555 | Distributor device for use in metal casting A distributor device for use in aluminium casting includes a rigid, substantially bowl-shaped receptacle (2) of a refractory material having a base member (4) and a peripheral wall (6) that extends upwards from the base. The receptacle has an in... | 05/02/2006 |
| 6994149 | Casting system and method for pouring nonferrous metal molten masses A casting system for pouring nonferrous metal molten masses, in particular copper or copper alloys, has a tundish and a submerged pipe feeding into a molten bath inside a thin-slab mold. Trouble-free discharge of the melt into the mold and degassing at the exposed s... | 02/07/2006 |
| 6932250 | Submerged entry nozzle and method for maintaining a quiet casting mold The present invention provides an improved submerged entry nozzle (SEN) for use in a continuous casting machine. The SEN includes a connection end adapted to attach to a slide gate mechanism, a discharge end including a bifurcated port, a tapered bore extending betw... | 08/23/2005 |
| 6913170 | Method and device for continuous casting of liquid steel The invention concerns a nozzle mainly consisting, when viewed in vertical position and in a forward movement of the liquid steel from the top downwards, of a vertical conduit (5) comprising in its upper part a distributing member, arranged substantially at t... | 07/05/2005 |
| 6902121 | Immersion nozzle exchanging apparatus and immersion nozzle and closing fire plate used for same In an immersion nozzle exchanging apparatus for supporting an immersion nozzle at a flange underside thereof by a plurality of key plates parallel provided on both sides to horizontally pushing out and exchange an immersion nozzle much used with a new immersion nozz... | 06/07/2005 |
| 6857465 | Method for the production of a continously-cast precursor A process for producing a continuous-casting plant for producing these products and a submerged nozzle therefor and a continuously cast primary product, in particular broad slabs, having a thickness of the primary product D>100 mm and a width of the primary product ... | 02/22/2005 |
| 6832707 | Refractory nozzle for a metallurgical vessel A refractory nozzle is provided for a metallurgical vessel, in particular for steel melts, wherein the nozzle has a flow-through opening with an upper end, a lower end, and an inner wall laterally enclosing the flow-through opening. In order to improve known dischar... | 12/21/2004 |
| 6772922 | One-piece inner nozzle and clamping device for holding such a nozzle The present invention relates to a clamping device including at least two assemblies each composed of a clamp (10) pivoting about a horizontal axis (11) and fitted with a groove (12) receiving a shoe (13) generally cylindrical in shape in... | 08/10/2004 |
| 6719176 | Method and apparatus for controlling standing surface wave and turbulence in continuous casting vessel The apparatus of the present invention includes a molten metal vessel system for casting molten metal, the system comprising: (a) a vessel containing a molten metal adapted to contain and dispense the molten metal for casting, the vessel having interior surfaces and... | 04/13/2004 |
| 6681964 | Grooved refractory pouring tube for metallurgical casting, assembly of refractory components, casting installation and process for repairing the surface of a refractory component The object of the present invention is a refractory pouring tube including a contact face (15) capable of bearing against a contact face (11) of another refractory component (9), the said pouring tube being arranged to be displaced. The said pouring tube ... | 01/27/2004 |
| 6675996 | Flow deviation preventing immersed nozzle An immersion nozzle for steel continuous casting has two delivery ports opposing each other and has one or more bore reduced portions above the delivery ports in a bore. A bore reduced portion closest to the delivery ports has an elliptical horizontal sec... | 01/13/2004 |
| 6672490 | Grooved refractory tube for metallurgical casting, assembly of refractory components and casting installation incorporating such an assembly The present invention relates to a grooved refractory pouring tube for pouring a molten metal between an upper metallurgical vessel and a lower metallurgical vessel, a refractory assembly incorporating such a pouring tube, and a casting installation incor... | 01/06/2004 |
| 6637629 | Immersion nozzle The invention presents an immersion nozzle having corrosion resistance to steel of high oxygen content or type of steel treated with calcium, and capable of preventing adheres and deposits of molten steel and oxide inclusions on the nozzle inner wall, in ... | 10/28/2003 |
| 6568571 | Exchangeable continuous casting nozzle An exchangeable continuous casting nozzle used for a slide nozzle device connected to an upper nozzle disposed on a bottom portion of a container for molten metal, comprises a nozzle including a flange portion made of a refractory material having a throug... | 05/27/2003 |
| 6543656 | Method and apparatus for controlling standing surface wave and turbulence in continuous casting vessel The apparatus of the present invention includes a molten metal vessel system for casting molten metal, the system comprising: (a) a vessel containing a molten metal adapted to contain and dispense the molten metal for casting, the vessel having interior s... | 04/08/2003 |
| 6537486 | Anti-buildup liner A refractory shape is described for transferring molten metal in a continuous casting operation. The shape includes an inner surface made from an unfired composition comprising a calcium rich grain, a hydration-resistant grain, 6-28 wt. % carbon, and a bi... | 03/25/2003 |
| 6533147 | Pouring tube The present invention concerns a pouring tube of refractory material comprised of a tubular element and equipped at its upper end with a plane plate, the side faces and lower face of the said plate and the upper end of the tubular part being protected by ... | 03/18/2003 |
| 6533146 | Continuous casting nozzle for molten steel A continuous casting nozzle for casting molten steel, wherein at least a surface layer of an inner bore of the continuous casting nozzle contacting with a molten steel is formed of a refractory comprising: an aggregate consisting essentially of alumina (A... | 03/18/2003 |
| 6475426 | Resin-bonded liner In the continuous casting of molten metal, the invention describes a refractory article for reducing deposition of inclusions on a surface contacting the stream of molten metal. The article comprises a first composition and a second composition on at leas... | 11/05/2002 |
| 6454144 | Continuous casting nozzle There is provided a continuous casting nozzle comprising a nozzle main body including a neck portion, a middle portion, and a lower portion, made of a refractory material having an inner bore through which molten metal flows, and a plurality of metal bars... | 09/24/2002 |
