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WO/2015/068132A1 |
The invention relates to a single loop channel type induction furnace comprising a shell lined with refractory material, and having a floor and a wall extending from the floor to form a hearth, at least one single loop channel type induc...
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WO/2015/060026A1 |
The present invention relates to a method for manufacturing high purity Mn, the method being characterized in that: a Mn starting material is placed in a magnesia crucible and is melted at a melting temperature of 1240-1400°C using a va...
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WO/2015/057575A1 |
Various embodiments disclosed relate to methods of separating impurities from industrial minerals using electrocoagulation and apparatuses for performing the same. In one embodiment, the present invention provides a method of purifying a...
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WO/2015/051435A1 |
A method for processing a heavy mineral concentrate obtained from froth treatment tailings to produce a zirconium concentrated product, including subjecting the heavy mineral concentrate to froth flotation, subjecting a flotation product...
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WO/2015/050208A1 |
[Problem] To melt even a block-like non-ferrous metal material containing an oil and water safely and with high efficiency. [Solution] A voltex chamber (33) is composed of: an outer peripheral wall (331); an almost inverted cone-shaped v...
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WO/2015/045528A1 |
This high-speed-tool steel contains, in mass%: C in the amount of 0.40-0.90%; Si in the amount of 1.00% or less; Mn in the amount of 1.00% of less; Cr in the amount of 4.00-6.00% or less; W and/or Mo in the amount of 1.50-6.00% calculate...
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WO/2015/042691A1 |
The present document describes a smelting apparatus for smelting metallic ore. The smelting apparatus comprises a furnace having a continuous curved wall and end walls defining a longitudinal volume having a longitudinal axis in a horizo...
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WO/2015/043560A1 |
The invention relates to a process for producing manganese of industrial grade purity by vaporizing carbon-containing ferromanganese in an induction vacuum vessel and to an apparatus for conducting the process, wherein the process is car...
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WO/2015/044878A1 |
The invention relates to a double loop channel type induction furnace (1) of which its throat (7) includes a central passage (8), two side passages (9, 10) and a floor passage (16); with the floor passage (16) extending and providing flu...
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WO/2015/030235A1 |
A zinc production method including: a chlorination step (101) in which oxygen gas (2) and a crude zinc chloride vapor (3) are obtained by contacting an electric furnace dust (1), which contains zinc oxide, or a secondary dust (1), which ...
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WO/2015/016086A1 |
[Problem] To provide a method for recovering zinc from electric-furnace steelmaking dust and a device for recovering zinc from electric-furnace steelmaking dust, with which it is possible to recover high-purity zinc metal in a relatively...
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WO/2015/016732A1 |
The invention relates to non-ferrous metallurgy and to the metallurgy of precious metals, in particular, to the separation technology for gold-silver alloys and mixtures using the vacuum distillation method, for producing high purity met...
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WO/2015/008660A1 |
Disclosed is an apparatus for installing a metal melt filtration unit, which is equipped with: a holding device (38), to/from which a filtration unit (10) is attachable/detachable, and which enables the installation of the filtration uni...
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WO/2015/007861A1 |
An apparatus and a method performable with the apparatus for sequential melting and refining of materials are proposed. The materials treated in the process are converted to a liquid state of matter by heat sources. The process is partic...
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WO/2014/202966A1 |
A metallurgical apparatus comprises a vessel for holding a body of liquid metal and a circulating apparatus for circulating the body of liquid metal within the vessel. The vessel has a peripheral wall and a base, and the circulating appa...
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WO/2014/203895A1 |
Provided is a method for efficiently recovering various types of metal, including rare metals, noble metals and other metals, from waste electronic substrates. This method of recovering metal from waste electronic substrates involves: a ...
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WO/2014/202157A1 |
A furnace (10) for non-iron metals and a method of operating it are disclosed with a monitoring system (12) for monitoring in-situ the concentration of a passivation fluid,such as perfluoroketones in a cover gas(136). The monitoring syst...
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WO/2014/198662A1 |
Method and device for treating a metal or a molten metal alloy using an addition agent The invention relates to a method and device for treating a metal or a molten metal alloy using an addition agent, wherein the addition agent (37) is ...
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WO/2014/190430A1 |
A rotary injector comprising an elongated shaft having a proximal end and a distal end, and an impeller at the distal end of the elongated shaft, the elongated shaft and the impeller being collectively rotatable during operation around a...
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WO/2014/186920A1 |
An aluminum alloy ingot with high-zinc content for vehicle consists of the following components by weight percent: Cu: 1.5%-4.0%, Si: 10.5%-12.0%, Mg: 0.05-0.35%, Zn: 0.5-2.5%, Fe: 0-1.1%; Mn: 0-0.5%, Ni: 0-0.5%, Sn: 0-0.2%, and the bala...
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WO/2014/184007A1 |
The invention relates to a method and a device for producing metallic semifinished products by remelting and/or remelt-alloying. This involves selectively melting the material (1) locally by means of high-energy, focused radiation (2) in...
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WO/2014/185971A2 |
A method of fluxing or degassing a molten metal residing as a bath in a furnace. The bath of molten metal includes a bath surface height and the method provides at least one rotating impeller in the molten metal bath to initiate a flow o...
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WO/2014/181833A1 |
A zinc production method comprises: a reaction step including a leaching step (101) of bringing electric arc furnace dust (1) containing zinc oxide or the like into contact with chlorine gas (8), thereby obtaining a zinc oxide component ...
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WO/2014/169322A1 |
A process for treating an ore containing at least one refractory mineral comprising a rare earth element, the process comprising the steps: (i) combining the ore with a solid flux to form a mixture; (ii) heating the mixture formed in ste...
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WO/2014/156942A1 |
Provided are: a process for manufacturing a maraging steel, said process being capable of further refining Ti-based inclusions and minimizing the size difference of Ti-based inclusions among the locations within a steel ingot; and a meth...
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WO/2014/148687A1 |
Disclosed are a refining method and refining device for titanium scraps and sponge titanium, whereby oxygen contained in a melt can be eliminated by supplying a deoxidising gas to the surface of the melt in order to refine the titanium s...
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WO/2014/118397A1 |
The invention relates to a method for melting aluminum chips. The aim of said method is to reduce the initial investment which involves the initial acquisition of the existing equipment for said purposes, at the same time being able to w...
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WO/2014/115876A1 |
The present invention addresses the issue of providing a method for recovering heavy rare earth elements from a subject to be processed that includes at least heavy rare earth elements and iron group elements, the method being able to be...
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WO/2014/111334A2 |
The invention relates to a method for insulating covering of a metal melt, wherein a granulate comprising silicon-oxide is poured onto the surface of the metal melt. According to the invention, the granulate comprises kieselguhr. The inv...
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WO/2014/109363A1 |
A magnesium refining device comprising: a housing vessel which houses a sample including a magnesium compound; and a light focusing device which focuses sunlight so as to irradiate the housing vessel therewith, and heats the inside of th...
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WO/2014/104205A1 |
The present invention addresses the problem of providing a method for collecting a rare earth element from a material of interest containing at least the rare earth element and an iron-group element, which can be used as a simple recycle...
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WO/2014/104932A1 |
The invention relates to the field of foundry manufacture and can be used in foundry, preferably of refractory and chemically reactive metals. The melting of metal is carried out in two chambers in the absence of oxygen. The melting in t...
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WO/2014/105715A1 |
One disclosed embodiment is a concentrated solar thermal system for re-melting recycled or scrap metal. The system includes a solar receiver configured to receive concentrated solar flux reflected from one or many reflecting surfaces to ...
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WO/2014/099813A1 |
A method for desulfurizing a metal alloy comprises heating the metal alloy to a molten state. A gaseous desulfurizing compound is bubbled through the molten alloy to form a solid sulfur-containing waste phase and a molten reduced-sulfur ...
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WO/2014/082842A2 |
A spreading device (10) for the spreading of bulk material on a circular surface comprises a distribution plate (12) mounted about a central shaft (14); at least one radially extending slit (16) arranged in the distribution plate (12); a...
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WO/2014/075148A1 |
A heap of a material to be leached to recover a valuable metal from the material includes an electromagnetic heating system to generate heat in situ in the heap.
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WO/2014/069357A1 |
Provided is a bismuth characterized in that the bismuth emits 0.01 cph/cm2 or less of α rays. Also provided is a method for producing a low α-emitting bismuth, characterized in that a titanium cathode and a bismuth anode are introduced...
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WO/2014/062063A1 |
The publication relates to a method for melting solid metal, such as scrap aluminum, where the solid material is placed in a closed, insulated container (12) of a material having refractory qualities, the container (12) being provided wi...
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WO/2014/057541A1 |
Provided is a method, whereby rare earth elements can be easily separated at a high separation ratio from a mixture containing multiple kinds of rare earth elements, and a separation device for conducting the method. The method for separ...
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WO/2014/057922A1 |
Provided is a method whereby rare earth elements can be separated from a rare earth magnet in a simple manner with a high separation rate, and a separating device for carrying out said method. The rare earth element separation method acc...
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WO/2014/046593A1 |
A method for recovery of evaporable substances comprises melting (210) of a material comprising evaporable metals and/or evaporable metal compounds into a molten slag. The molten slag is agitated (212) by a submerged jet of hot gas. The ...
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WO/2014/030369A1 |
Provided is an alumina- or magnesia-reducing process in which a greenhouse effect gas or a substance harmful to the human body is not emitted and which can achieve an improved energy efficiency in comparison with the Hall-Héroult method...
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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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