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WO/2004/020679A1 |
The invention relates to a device (8) which is used to inject a treatment gas into a molten metal contained in a tank (1) and which is designed to be fixed in one of the walls of said tank. The inventive device comprises at least one inj...
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WO/2004/018131A1 |
The invention relates to a casting ladle which is intended to be used on a production line with sand moulds (1). The inventive ladle (2) can tilt such that, in the horizontal position, said ladle receives a quantity of molten metal (6) a...
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WO/2004/018126A1 |
A nozzle refractory for casting comprising a refractory aggregate which contains 20 mass % or more, relative to the total composition, of a CaO component and 10 mass % or more of a clinker containing CaO as a mineral phase, wherein the c...
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WO/2004/018125A1 |
A method for manufacturing an immersion nozzle having a zirconia·graphite based refractory provided in the powder line portion thereof, wherein, further, at least in the portion inside the hole of the nozzle, the body of the nozzle is i...
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WO/2004/018127A1 |
A method for continuous casting of molten steel for a thin sheet, in which, in the casting of aluminum-killed steel, a CaO·MgO based refractory containing 20 mass % or more of a CaO·MgO based clinker is used at least in a portion conta...
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WO/2004/016568A1 |
The invention relates to a refractory coating for ladles used in the stainless steel industry. The inventive coating is designed to provide resistance to thermal shock and physico-chemical reactions by means of a chemical composition com...
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WO/2004/014583A1 |
A quick-change lock assembly is adapted to releasably attach a fill tube to a mold in a casting machine, the fill tube connecting a furnace of the casting machine to the mold. The casting machine preferably utilizes a Vacuum Riserless Ca...
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WO/2004/014585A1 |
The invention relates to a fire resistant ceramic part which can be embodied in the form of an impact pot or a casting gutter and has the following characteristics: - a base (10); - at least two walls (12, 14 ) which extend from opposite...
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WO/2004/011175A1 |
A casting nozzle capable of preventing alumina etc. from depositing and of preventing molten steel from non-uniformly flowing. The casting nozzle is characterized in that “independent plural projection portions and/or concave portionsâ...
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WO/2004/010067A1 |
The present invention provides a method and process for removing adherent molten metal from a surface by applying a non-wetting agent for the metal to the surface or to the adherent molten metal. The non-wetting agent may be a pressurize...
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WO/2004/007122A1 |
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 con...
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WO/2004/005821A1 |
A particulate dispensing apparatus (10) for dispensing with particulate refractory material into a gap between a furnace wall and a form includes a platform (12) removably engaging the upper end of an expendable metal form. A carriage (1...
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WO/2004/002654A1 |
An improved multilayer coating for use on molten metal holding and transfer apparatus, the coating including a bond layer applied directly to the surface of molten metal holding and transfer apparatus, and a porous layer of ceramic mater...
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WO/2003/103878A1 |
A sliding nozzle apparatus has elastic force applying means and a slider that are provided between a housing and a cover and applies surface pressure between plate bricks or removing the pressure by moving the cover. The apparatus can re...
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WO/2003/101646A1 |
A container capable of transporting molten metal, such as molten aluminum alloy, received in it from a factory where the metal is produced to a factory where the metal is used. The container can also supply molten metal to a point where ...
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WO/2003/100335A1 |
A refractory brick having a plurality of segments positioned along a longitudinal axis of the refractory brick. Each segment has at least two arcuate recesses and at least two arcuate ridges. The recesses of a first segment of the segmen...
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WO/2003/092927A2 |
A well block (30) for use in a refractory lining (22) in a metallurgical vessel (10) for holding molten metal. The well block (30) is comprised of a body formed of a refractory material. The body has a top surface (32), a bottom surface ...
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WO/2003/092929A1 |
A nozzle system for continuous casting of an aluminum killed steel wherein 50 % or more of the total area of inner surfaces of all the nozzles for continuous casting being used for injecting a molten steel from a tundish to a mold is for...
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WO/2003/086684A1 |
A binding structure of a refractory sleeve with a body of a nozzle for continuous casting having a refractory sleeve containing 20 mass % or more of CaO attached on the inside of the body thereof for reducing the adhesion of alumina, whe...
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WO/2003/082499A1 |
A tundish impact pad (1: 20: 40: 60) formed from refractory material comprising a base (2: 22: 42: 62) having an impact surface which, in use, faces upwardly against a stream of molten metal entering a tundish, a wall (4: 23: 43: 63) ext...
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WO/2003/082500A1 |
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...
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WO/2003/080274A1 |
The invention relates to a method for operating a sliding gate for metallurgical vessels in which the sliding gate (10) has at least two fire-resistant gate plates (21, 22), which can be tensioned against one another and which are each a...
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WO/2003/078095A1 |
The invention relates to a molten-mass container, in particular a tundish (5; 5a), with at least one outlet opening (7) in a base region, to which an immersion pipe (4; 4a) is attached or can be attached. A stopper (6; 106) for sealing t...
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WO/2003/072285A1 |
The present invention relates to a metallurgical ladle and more particularly to the bottom of the ladle having an outlet through which the molten metal can drain. An object of the present invention is to increase the efficiency of a ladl...
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WO/2003/068433A1 |
A container for supplying molten metal, comprising a container capable of storing molten metal and leading the molten metal to the inside thereof or supplying the molten metal to the outside thereof by regulating a difference between int...
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WO/2003/066256A1 |
A dose valve with eccentric opening function with power torque in use when gravitation casting of liquid metal (Fig. 1), where the outlet valve rod (3a) goes centric inside the inlet valve rod (5a) that again form a seal between the open...
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WO/2003/064080A1 |
The present invention relates to the casting of molten metal, in particular of molten steel. The invention relates to a device allowing a safe opening of a blockage of a taphole of a metallurgical vessel equipped with a slide gate valve ...
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WO/2003/064079A1 |
An immersion nozzle for continuously casting molten steel being supplied into a cast and composed at least partially of refractory having desulfurization power. The method for continuously casting molten steel being supplied into a cast ...
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WO/2003/061879A1 |
The invention relates to an impact absorber (100) for a pouring stream (5), which can be placed on or inserted into the bottom of a metallurgical vessel such as a turndish, comprising a plate-shaped bottom (1) which is horizontally dispo...
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WO/2003/061875A2 |
A refractory article for use in casting operations wherein said article is subject to prolonged contact with molten metal of at least 1500°C for at least three hours, said article comprises a ceramic composite consisting essentially of ...
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WO/2003/061880A1 |
The invention relates to a submerged nozzle for a metallurgic container placed upstream from a casting device, particularly a permanent casting die or a twin roller, comprising a slit-shaped outlet in the bottom area thereof, which is se...
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WO2002043904A9 |
A nozzle (10) for guiding molten metal flowing from a vessel into a mould, the nozzle comprising a conduit which is elongated along an axis which is oriented substantially vertically during use, the nozzle having at least one upper inlet...
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WO/2003/051560A2 |
The aim of the invention is a separation rate of foreign particles which is as high as possible in a tun dish with a minimised production of inclusions. Said aim is achieved, whereby the lined interior of the tun dish (1), depending on a...
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WO/2003/047792A1 |
The invention relates to a device consisting of a casting vessel (1) having a heatable, refractory lining and an outer metal jacket for receiving molten metal material, especially aluminum molten materials, and a ladle furnace (2) with a...
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WO/2003/045608A1 |
A method for continuous casting of steel, characterized in that use is made of a combination of a mold powder having a fluorine content of less than 3 wt % and exhibiting a viscosity at 1300 °C of 4 to 10,000 poise and an immersion nozz...
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WO/2003/041894A2 |
An assembly of slide gate valve plates are described for use in the casting of molten metal. The assembly includes a fixed plate and sliding plate (1) having a plurality of bores (3a,3b). The extremes of stroke available to the sliding p...
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WO/2003/028922A2 |
This invention concerns a machine for the automated picking up and pouring in controlled atmosphere of a molten metal from a furnace or ladle to a catch basin, comprising an electromechanically controlled loader (11) for supporting and f...
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WO/2003/027591A1 |
The invention relates to a device for controlling lining wear in metal vessels, arranged in the vessel wall or in the region of the outer surface of the vessel, whereby at least one control section is provided, in which a light guide (1)...
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WO/2003/015959A1 |
A method of producing a semi−solid material without stirring, including heating a metal alloy to form a metallic melt (M), transferring a select amount of the melt (M) into a vessel (80, 200, 300), nucleating the melt (M) by regulating...
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WO/2003/014646A1 |
Molten metal is tapped from an aluminium electrolytic furnace to a crucible (10) having a substantially circular cross-section supported in a transporting device with the axis (20) of the crucible (10) substantially horizontal. The cruci...
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WO/2003/013766A2 |
The invention relates to a ceramic moulded body, the surface of which is at least partly covered by a steel cladding, whereby the steel cladding is at least partly coated with a fire-resistant material on the surface thereof not covering...
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WO2002081759A9 |
The invention relates to a device for preventing slag from flowing along when tapping a molten metal out of a metallurgical vessel, whereby the tap opening of the vessel is formed out of interchangeable pipes, which are located one above...
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WO/2003/004198A2 |
A method and apparatus is disclosed to improve the metal yield by adjusting the tilt angle of a tilting vessel (2, 102) having a submerged tap hole (4, 104). The tilt angle is adjusted in response to parameters inherent in the pouring pr...
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WO/2002/100577A1 |
The invention provides an electric furnace for the production of magnesium alloys comprising a working chamber (1a) made in the form of a lined cylinder (6) with a horizontal symmetry axis and two adjacent heads (8), said heads having a ...
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WO/2002/100579A1 |
The present invention concerns a mono-block stopper adapted to deliver gas during pouring of molten metal comprising a stopper body having an internal chamber (1) and a gas discharge port (2), a bore (3) connecting the internal chamber (...
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WO/2002/094480A1 |
A tundish impact pad (1) for use in the continuous casting of molten metal is described that includes a base plate (2) having an upper impact surface surrounded, at least in part, by a sidewall (4) defining passageways. The impact pad is...
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WO/2002/094476A1 |
A dipped nozzle changer capable of changing a dipped nozzle by supporting the lower surface of the flange part thereof by a plurality of keyboards installed on both sides of the nozzle parallel with each other and extruding a used dipped...
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WO/2002/092263A1 |
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 comp...
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WO/2002/090017A1 |
A sliding nozzle unit in which a face pressure load is released by inserting a cotter into a press member provided in an open&sol close metal frame and sliding the cotter on an inclination block provided on the side face of a sliding met...
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WO/2002/083344A1 |
The present invention provides a gasket for forming a seal for an abutment between an inlet of a receptor (15) for receiving a flow of molten metal and an outlet nozzle (13) from a source of molten metal, said gasket comprising an expand...
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