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WO/2014/026419A1 |
A molten metal antioxidant biological reducing agent comprises polyethylene glycol oleate, a thermophilic enzyme, a lipase, ammonium dihydrogen phosphate, ethylene diamine tetramethylene phosphonate acid and phytoncid. The molten metal a...
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WO/2014/028161A1 |
A method for reducing impurities in magnesium comprises: combining a zirconium-containing material with a molten low-impurity magnesium including no more than 1.0 weight percent of total impurities in a vessel to provide a mixture; holdi...
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WO/2014/017206A1 |
Provided is a technology whereby an electron beam can be radiated precisely to a predetermined position with respect to a hearth situated in an electron beam smelting furnace or a molten metal pool formed in a casting mold. This method i...
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WO/2014/018750A1 |
A ceramic foam filter and method of making the filter is described. The filter comprises: a sintered reaction product of: 35-75 wt% aluminosilicate; 10-30 wt% colloidal silica; 0-2 wt% bentonite; and 0-35 wt% fused silica; wherein the ce...
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WO/2014/005560A1 |
A rotational device for refining metal melts has a cylindrical rotor (1) fastened to a hollow shaft (2), which rotor is formed from two parallel discs (3, 4) connected to radial partitions (5), and has a central void (6), which is open a...
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WO/2013/187348A1 |
Provided is a metal chrome fabrication method in which the chrome recovery yield can be increased and the iron content and P content of the metal chrome that is fabricated as a product can be reduced. This metal chrome fabrication method...
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WO/2013/185007A1 |
A method of improving the efficiency in delivery of a cryogenic liquid (10, 160) to the surface of a metal body in a furnace, the method comprising the steps of a) causing a flow of the liquid cryogen i) from a source of the liquid cryog...
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WO/2013/168214A1 |
The present invention addresses the problem of providing an aluminum refining apparatus that enables a reduction in refining time and an increase in yield. This aluminum refining apparatus (1) is provided with: a vessel (10) with a botto...
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WO/2013/168213A1 |
The present invention addresses the problem of providing an aluminum refining apparatus that enables a reduction in refining time and an increase in yield. This aluminum refining apparatus (1) is provided with: a vessel (10) with a botto...
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WO/2013/159201A1 |
A process for producing technetium-99m from a molybdenum-100 metal powder, comprising the steps of: (i) irradiating in a substantially oxygen-free environment, a hardened sintered target plate coated with a Mo-100 metal, with protons pro...
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WO/2013/161087A1 |
This invention is provided with: a molten metal heat retention device (100) having a first furnace wall (120) and a heater (180) capable of causing the molten metal to retain heat, the molten metal heat retention device (100) capable of ...
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WO/2013/160754A1 |
An apparatus and method are described for effectively priming a non-electrically conductive filter for removal of solid inclusions from liquid metal. In one embodiment, the ceramic filter media is surrounded by a low frequency induction ...
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WO/2013/117498A9 |
1. The present invention concerns a gas purging plug (1) for blowing gas into a metallurgical vessel comprising: 2. (a) An elongated body (2) made of a first refractory material and extending from a first, inlet end (2a) to a second, out...
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WO/2013/158607A1 |
A metal scrap submergence device comprising an open top chamber including walls of a heat resistant material, an inlet positioned in a side wall of the chamber, an outlet positioned in the base of said chamber, and a ramp adjacent said s...
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WO/2013/155497A1 |
A bubble pump having an interior formed from a material that is resistant attack by molten aluminum. The interior surface may be formed from a ceramic. The ceramic may be selected from the group consisting of alumina, magnesia, silicate,...
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WO/2013/141983A1 |
A method and system is used to process slag material to yield byproducts including a finished iron rich product and a finished low iron fines product. The by-products may include a finished high iron product and a finished medium iron pr...
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WO/2013/133172A1 |
The purpose of the present invention is to provide a hydrometallurgical method for nickel oxide ore, in which the plant can be smoothly started after completion of a periodic inspection because zinc sulfide separation imposes no load on ...
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WO/2013/133748A1 |
An iron production furnace equipment (1) has a melting reactor (2) into which iron oxide-containing raw material (4) and slag formers (5) are added. A melter arrangement (22) melts the iron oxide-containing raw material and transforms th...
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WO/2013/122069A1 |
High-purity titanium ingots with a purity of at least 99.99% by mass, excluding added elements and gas components. Said titanium ingots are characterized by containing an added component consisting of a total of 0.1 to 100 ppm by mass of...
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WO/2013/118695A1 |
Provided is a method for separating a heavy metal from a glass with high efficiency and at low cost. The present invention provides a method for separating a heavy metal from a glass containing a heavy metal oxide and a silica, comprisin...
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WO/2013/117529A1 |
A system (100) for remelting consumable electrodes (9) can be operated both as a vacuum arc furnace and as an electro-slag remelting system, wherein the system (100) has both a direct current (26) and an alternating current source (27), ...
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WO/2013/107644A1 |
A starting material (2) in the form of a magnesium-containing metal melt is present together with the upper region (32) of a condensation vessel (3) in the upper region (11) of a retort (1) heated by the external heating element (5), and...
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WO/2013/099365A1 |
A cooling body (100) has a hollow rotating shaft section (120), and a hollow immersion section (110), which is a portion communicated with the rotating shaft section (120), and immersed in a molten semiconductor or a molten metal. The im...
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WO/2013/098044A1 |
The present invention relates to a method for recovering a metal from a slag containing the metal, in which the metal-containing slag is heated in at least one stirred tank reactor (2), and in which the liquid slag in the stirred tank re...
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WO/2013/099471A1 |
In a molten-metal filtration apparatus (10), one or a plurality of porous ceramic filtration tubes (41) having an opening (43) on one end, the other end being closed, are disposed inside a container body (20) for retaining molten metal s...
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WO/2013/093055A1 |
The invention relates to an electron-beam melting furnace and to a method for operating an electron-beam melting furnace comprising a plurality of crucible devices (24), which in each case have at least one crucible (22, 23) with a cruci...
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WO/2013/088784A1 |
The problem addressed by the present invention is to refine a metal to a high purity in order to improve quality. This metal purification method is provided with: a melting step in which a metal containing impurities is melted; an immers...
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WO/2013/084672A1 |
The present invention is a method for producing calcium of a high purity, the method being characterized by the following: performing first sublimation and purification by introducing a calcium starting material having a purity, excludin...
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WO/2013/080576A1 |
A manufacturing method for a metal, the method including a floating-contaminant removal step in which: a component for removing floating-contaminant is immersed in a metal melt inside a crucible; the surface of the metal melt is made to ...
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WO/2013/065378A1 |
The purpose of the invention is to provide an arc melting furnace and an arc discharge control method with which a melted substance that has been melted efficiently can be stirred without causing workers an enormous amount of labor. The ...
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WO/2013/057450A1 |
The invention concerns a facility (10) for purifying a material comprising an assembly (30) of crucibles (32, 36, 38; 132). Each crucible comprises a chamber intended to contain the material in the molten state and a discharge conduit fo...
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WO/2013/056457A1 |
Disclosed is a high-powder vacuum refining furnace which can be used for the purification of the multicomponent alloys. The evaporator coil laminates are covered by a refining furnace graphite insulation screen wherein a number of throug...
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WO/2013/053143A1 |
A device for processing aluminum and aluminum alloy fusant is provided with an aluminum melting furnace (1), an exchange chamber A (2), and an exchange chamber B (3) communicating with one another. A rotation means (8) with a graphite ro...
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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/2013/047104A1 |
High-purity lanthanum characterized in that the purity, in terms of the purity of the lanthanum excluding any rare-earth elements and any gas components, is 5 N or higher and the number of α-ray counts is 0.001 cph/cm2 or less; and a pr...
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WO/2013/029896A1 |
A radiation source for generating EUV from a stream of molten metal fuel droplets by LPP (Laser Produced Plasma) or (Dual Laser Plasma) has a fuel droplet generator arranged to provide a stream of droplets of fuel and at least one laser ...
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WO/2013/029092A1 |
A lance (10), for conducting a pyrometallurgical operation by top submerged lancing (TSL) injection, wherein the lance (10) has at least an inner pipe (12) and outer pipe (14) which are substantially concentric. The lower outlet of the i...
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WO/2013/027648A1 |
The present invention is a method for manufacturing a titanium ingot (30), the method being characterized by comprising: a step of melting a titanium alloy for a predetermined time by cold crucible induction melting (CCIM); a step of sup...
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WO/2013/020339A1 |
Provided is a method for purifying high-purity aluminium by directional solidification, comprising the steps of: selecting an aluminium raw material with a purity of from 4N to 5N, heating same to a temperature of 670°C to 730°C, stand...
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WO/2013/011100A1 |
The invention relates to a process and a device for bringing two immiscible liquids into contact, without mixing and at high temperature, with heating and brazing by induction. In particular, the invention relates to a process and a devi...
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WO/2013/005349A1 |
The present invention addresses the problem of providing: high-purity yttrium characterized by having a purity, in terms of the purity of the yttrium from which the rare-earth elements and gas components have been excluded, of 5 N or hig...
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WO/2013/003041A2 |
A method of alloying an iron majority compound with an oxide is provided. The method may include: heating the iron majority compound to a molten state; adding an oxide containing manganese to the molten iron majority compound; adding sla...
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WO/2013/001661A1 |
High-purity erbium having: a purity of at least 5N, excluding rare-earth elements and gas components; no more than 1 wt ppm each of Al, Fe, Cu, and Ta; no more than 10 wt ppm of W; no more than 150 wt ppm of carbon; no more than 1 wt ppm...
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WO/2012/169760A2 |
The present invention concerns a production method for tin from which low-alpha radiation is emitted by using vacuum refining, the method comprising the steps of: preparing a tin starting material that emits a large amount of alpha radia...
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WO/2012/164152A1 |
The invention is related to an arc melting and tilt casting apparatus (1) having a casing (13) provided with a vacuum chamber (12 ) for housing a hearth having a melting trough (7) and pouring means (7'), arc-melting electrode means (4, ...
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WO/2012/149551A2 |
A method and an apparatus for charging a particulate, for example lime, with a carrier gas, for example oxygen, through a lance into a metallurgical vessel or furnace. The apparatus comprises a metallurgical lance having an inner barrel ...
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WO/2012/144314A1 |
Provided is a molten metal filtration device capable of reducing the remaining amount of molten metal, and further capable of suppressing oxidization of molten metal during a filtration process. A molten metal filtration device (1) is ch...
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WO/2012/140951A1 |
Provided is a method in which, when discarded batteries such as lithium-ion batteries are treated by a dry process, slag having a reduced viscosity is obtained to heighten the recovery of valuable metals. The method for recovering valuab...
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WO/2012/139484A1 |
A tantalum-material multilevel distillation crucible; the distillation crucible comprises a crucible body (1), an insulation plate (2), and a receiving hood (3); the insulation plate (2) is sheathed in the upper part of the crucible body...
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WO/2012/138456A1 |
Certain embodiments of a melting and casting apparatus comprising includes a melting hearth; a refining hearth fluidly communicating with the melting hearth; a receiving receptacle fluidly communicating with the refining hearth, the rece...
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