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WO/2015/056217A2 |
An anode for a cylindrical cell of an electrowinning metal recovery apparatus is described. The anode comprises a generally cylindrical, current distributing frame and a tubular anode member 20 which fits over the frame. The anode member...
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WO/2015/054801A1 |
The anodes currently used to refine non-ferrous metals by electrolysis are melted onto a mould with extensions in the upper region thereof, used to support the anode in the electrolytic cell. Said extensions are arranged above the level ...
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WO/2015/056121A1 |
The invention relates to a process of electrowinning or electrorefining of metals, in particular noble metals, such as copper, that is carried out in an aqueous and strongly acidic medium and comprises the application of an electrical fe...
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WO/2015/052381A1 |
The invention relates to a method and to an arrangement for preparing cast anodes (1) for use in electrorefining. The arrangement comprises an anode receiving means (8) for receiving cast anodes (1) and a milling machine (6) for machinin...
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WO/2015/049311A1 |
An apparatus (1) is disclosed for the removal of gasses from electrolysis cells (3) by suction comprising a branch duct (5) for each electrolysis cell, a ductwork (4) connecting the branch ducts to a gas treatment centre (9), a central s...
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WO/2015/050462A1 |
A metal smelting system includes a potline, a cooling system, and a control system arranged to control together both the cooling system and the electric current and/or power input to electrolyctic reduction in the potline including reduc...
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WO/2015/042692A1 |
There is provided a process for preparing alumina. The process comprise leaching an aluminum-containing material (for example an industrial waste product chosen from red mud, fly ashes and a mixture thereof), with HCl so as to obtain a l...
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WO/2015/045754A1 |
Highly pure In having a purity of 7N (99.99999%) or more with not more than 0.05 ppm Pb, not more than 0.005 ppm Zn, and not more than 0.02 ppm S. A method for manufacturing highly pure In characterized in that when electrolytically puri...
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WO/2015/046685A1 |
The present invention relates to a process for preparing palladium nanoparticles by non-aqueous electrolysis. According to the present invention, using a very simple process, high-purity palladium nanoparticles of a uniform size can be p...
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WO/2015/039252A1 |
An apparatus for covering a plate edge of a deposition plate of an electrolytic electrode assembly. The apparatus may include at least one guide member, an edge strip and a spreader bar. The guide member may be installed along at least a...
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WO/2015/035954A1 |
The present invention provides a method for extracting metal titanium through molten-salt electrolysis of a titanium-containing soluble anode, relating to the technical field of non-ferrous metal metallurgy. In the method, a titanium-con...
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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/2015/028717A1 |
The invention relates to a method and to a hydraulic stand for installing electrolytic cell containers (1) for electrowinning or electrorefining of metals on a support structure (2) in a tankhouse. The hydraulic stand comprises wheels (5...
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WO/2015/026061A1 |
Disclosed is an integrated electrolysis leaching device for leaching a refractory rare metal. The integrated electrolysis leaching device for leaching a refractory rare metal is characterized by comprising: a reactor containing an electr...
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WO/2015/026257A1 |
The invention relates to nonferrous metallurgy, and specifically to an anode for electrolytically producing aluminum by the electrolysis of fluoride melts. An anode for producing aluminum by the electrolysis of melts at a temperature ...
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WO/2015/022846A1 |
The present invention suppresses a temperature increase due to resistance during electrolysis, and prevents an anode from dropping. On one side of an electrode plate formed of a low melting point metal or a low melting point alloy having...
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WO/2015/017922A1 |
An electrolytic device comprising a housing (3) and an internal coating (5) delimiting an opening (16) through which an anode block (15) suspended from an anode support (13, 17) forming an anode assembly (12) moves vertically with the ai...
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WO/2015/017923A1 |
This cell (1) comprises a housing (2) having two longitudinal sides (18) that are symmetrical with respect to a longitudinal median plane (P) of the electrolytic cell (1), an anode assembly movable only in vertical translation with respe...
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WO/2015/017925A1 |
The tank (1) according to the invention, which is intended for aluminium production, comprises a box (2), a floor (4) supporting a plurality of cathode blocks (6) each passed through by an electric conductor (8). Furthermore, the floor (...
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WO/2015/017924A1 |
This aluminium smelter comprises a line of cells (50) arranged transversely with respect to the length of the line, one of the cells (50) comprising an anode (52), riser and connecting electrical conductors (54) extending upwards along t...
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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/2015/010188A1 |
The present document describes a machine for compacting a ramming paste inside a gap between cathodes of an electrolytic cell. The machine comprises a guiding rod for providing a static pressure in a longitudinal axis which is coincident...
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WO/2015/013263A1 |
An electrochemical cell and method for electrowinning a variety of multivalent metals including titanium is described. In one aspect, the invention provides an electrochemical cell comprising an anolyte chamber comprising an anode and co...
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WO/2015/011665A1 |
The present invention discloses an intelligent aluminum electrolysis drilling system and method for intelligently controlling the lowering and raising of at least one pike during the crust perforation of the aluminum electrolysis process...
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WO/2015/006331A1 |
In some aspects, the invention relates to apparatuses for recovering a metal comprising providing a sealed container for holding a molten electrolyte, the container having an interior surface; a liner disposed along at least a portion of...
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WO/2015/003538A1 |
Disclosed is a hydrometallurgical method of metal sulfides, comprising: 1) adding a metal A sulfide into a leaching solution and finally generating a metal A complex, elemental sulfur and a reduced catalyst; and 2) filtering the leaching...
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WO/2015/005348A1 |
This copper material for a high-purity copper sputtering target is such that the purity of Cu excluding O, H, N, and C is in a range of 99.999980 to 99.999998 mass%, the Al content is 0.005 mass ppm or less, and the Si content is 0.05 ma...
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WO/2015/003657A1 |
Disclosed is a method for preparing K3NaMgCl6. The method comprises the following steps: (a) mixing magnesium chloride hydrate or magnesium oxide with a mixture of sodium chloride, potassium chloride and ammonium chloride; and (b) heatin...
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WO/2015/005817A1 |
The invention relates to nonferrous metallurgy, and specifically to the composition of an electrolyte for electrolytically producing aluminum by the electrolysis of molten forms of fluoride. The proposed electrolyte contains, by mass ...
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WO/2015/003537A1 |
A metal electrolytic method in alkaline solutions comprise: casting deposited lead or deposited zinc or commercially available crude lead or crude zinc to an anode plate with a thickness of 0.2 to 6 cm, and preparing a lamelliform cathod...
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WO/2014/206746A1 |
The invention relates to a device for reducing a metal ion in a salt melt (24), comprising an anode (26) and a cathode (28), characterised in that a gap (30) for forming an electric arc is arranged between the anode (26) and the salt mel...
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WO/2014/206743A1 |
The invention relates to a device for separating rare-earth element ions (50) of different types in liquid solution, at least one cell (24) being provided, which has at least two different liquid phases (26, 28), characterised in that at...
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WO/2014/205963A1 |
A device for preparing pure titanium by molten salt electrolysis with double electrolytic baths and a process therefor. The process comprises three stages of TiO2 chlorination, preparation of TiClx (x = 2, 3) by calcium thermal reduction...
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WO/2014/202592A1 |
The present invention relates to a system for direct detection of current supplied to the electrodes of electrolytic cells, particularly useful in non-ferrous metal electrowinning or electrorefining plants. The current distribution on a ...
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WO/2014/201579A1 |
System for recovering and recycling acid mist (AM) generated in a plurality of electrolytic cells, with or without air sparging, which solves the technical problem of high energy consumption of the current method, in which system an extr...
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WO/2014/200916A1 |
A process, apparatus and compositions for the preparation of decarboxylated derivatives of carboxylic acids which comprises performing polarity reversing electrolysis using an anode and a cathode on a solution of a carboxylic acid contai...
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WO/2014/201274A1 |
Methods separates a gas comprising providing a first electrode in ion-conducting contact with an electrolyte, providing a second electrode in ion-conducting contact with the electrolyte, wherein the second electrode comprises a liquid me...
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WO/2014/194421A1 |
Techniques for installing contact bar segments in an electrolytic cell can include positioning a series of contact bar segments on a capping board to provide enhanced current density distribution in the series of contact bar segments pos...
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WO/2014/194745A1 |
Provided is a method for preparing a magnesium alloy by electrolysis using magnesium chloride hydrate as a raw material, comprising the following steps: (a) evenly mixing magnesium chloride hydrate, compounds of the other metal elements ...
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WO/2014/194746A1 |
Provided is a method for preparing a magnesium alloy by electrolysis using magnesium oxide as a raw material, comprising: (a) evenly mixing magnesium oxide, compounds of the other metal elements in the magnesium alloy, ammonium chloride,...
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WO/2014/195572A1 |
According to an aspect of the invention, the invention is an electrode assembly for electrolytic processing of a metal in an electrolysis cell. The electrode assembly comprises an electrode blade comprising a metallic hanger bar portion,...
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WO/2014/195574A1 |
The invention relates to a method for electrowinning a metal from an electrolyte in an electrowinning cell (1) that comprises an electrolysis tank (4),one or more anodes(2),and one or more cathodes(3), which anodes (2) and cathodes (3) a...
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WO/2014/192581A1 |
The purpose of the present invention is to establish a technique which enables the collection of Au from a used iodine-containing etching solution with a high collection rate and also enables the restoring of the concentration of iodine ...
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WO/2014/180268A1 |
An ultrahigh current density electrolysis or electro-deposition groove comprises a groove body. The groove body is provided with a liquid inlet; a flange is disposed outside the liquid inlet; a panel is disposed on an inner wall of the g...
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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/2014/182176A1 |
The invention provides method and system for cooling over a large area, suitable for use for control of layer formation over an extended area in an aluminium electrolysis cell and exploitation of heat. The objective is achieved by an ass...
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WO/2014/174108A1 |
A cathode block for an aluminium electrolysis cell based on carbon and/or graphite, wherein the cathode block has at least one slot which extends in the longitudinal direction of the cathode block, wherein at least one of the at least on...
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WO/2014/174089A1 |
A cathode block for an aluminum electrolysis cell based on carbon and/or graphite has at least one slot for receiving at least one bus bar, said slot extending in the longitudinal direction of the cathode block, wherein at least one of t...
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WO/2014/171681A1 |
The present invention relates to a lithium recovery device and recovery method. The device of the present invention comprises: a first electrode; a second electrode; and a power supply device. In the lithium recovery device of the presen...
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WO/2014/166494A1 |
A method for recovering platinum group metals from a catalytic structure, such as a fuel cell membrane electrode assembly, involving dissolution of the platinum group metal by treating the catalytic structure in an electrolytic cell with...
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