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WO/2012/059939 |
A process for preparation of lower chlorides of titanium is provided, in which titanium tetrachloride (TiCl4) is reduced using a reducing agent in at least one molten alkali metal salt at a temperature of about 300 to about 1400°C to ob...
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WO/2012/060208 |
Provided is a production method for metal microparticle, wherein metallic oxide can be used as a raw material, and impurities are difficult to mix into fused salts and the generated metal microparticles. A production method for metal mic...
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WO/2012/051790 |
Disclosed is a cathode structure of an aluminum electrolysis cell, where a cathode steel bar is divided, along a height direction of the cathode steel bar from top to bottom, into at least two portions comprising an upper portion by a di...
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WO/2012/051714 |
An electrolytic cathode assembly includes a hollow hanger bar, and a deposition plate including an upper edge attached to the hanger bar. The hanger bar can be formed substantially of copper. At least one supporting element can be config...
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WO/2012/049361 |
The invention relates to a method for treating a solution containing zinc sulphate, so that at least one of the rare metals such as indium, gallium and germanium can be separated from it. A portion of the metals to be separated can be pr...
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WO/2012/051446 |
The present disclosure provides systems and methods useful in suppressing the formation of metal oxides on an anode during electrowinning of a metal value. For example, a method is disclosed comprising electrowinning a metal value from a...
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WO/2012/042075 |
The invention relates to an electrolyte composition for obtaining aluminium using an electrolytic process, which contains a mixture of KAIF4 and K3AIF6 (potassium cryolite) as a source of potassium fluoride (KF). The composition also con...
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WO/2012/039624 |
A system and method is provided for control of layer formation by use of sidelining provided with heat tube.
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WO/2012/038422 |
The invention relates to a cathode (1) for an electrolysis cell for obtaining aluminium from its oxide, comprising a lower side (1g). According to the invention, the cathode (1) is provided with a number of rods (1f) for a power supply, ...
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WO/2012/038423 |
The invention relates to an electrolysis cell for extracting aluminium from its oxide, said cell comprising a cathode (1) and a surrounding lateral wall (1a), the lateral wall (1a) being provided with a number of passages (1aa) that open...
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WO/2012/038426 |
The invention relates to an electrolysis cell for extracting aluminium from its oxide, comprising a cathode (1) and at least one lateral wall (1a), which together define a basin (1c). At least one raised part (1d) is formed inside the ba...
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WO/2012/039214 |
Provided is a method for electrowinning a non-iron metal, which enables the electrowinning of a non-iron metal having an extremely poor lead grade, such as zinc and copper, steadily for a long period and at low cost. Specifically provide...
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WO/2012/037611 |
A system for jacking anodes through a cassette means (1, 3A) for supporting the anodes in an electrolytic cell (32), the cassette means (1, 3A) having anode contact means associated with the cassette (1, 3A) for engaging contact surfaces...
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WO/2012/038427 |
The invention relates to a cathode (1) for an electrolysis cell for extracting aluminium from its oxide in an electrolysis bath, said cathode comprising an upper part (1a) facing the electrolysis bath, and a lower part (1b) provided with...
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WO/2012/035212 |
The electrical connection device connecting the cells in series comprises: a first conductor (16) connected to the cathode assembly of the cell (N-1) and to the anode frame of the cell (N), having a portion (19) located between said pots...
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WO/2012/035391 |
A raw gas collection system for collecting raw gas from a plurality of aluminium smelting pots is equipped with a plurality of branch ducts (28d), each of which is arranged to channel a respective branch flow (38d) of raw gas from an alu...
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WO/2012/035411 |
A raw gas collection system (15) for collecting raw gas from a plurality of aluminium smelting pots (4) is equipped with a plurality of branch ducts (16, 16a-d). Each branch duct (16, 16a-d) is arranged to channel a respective branch flo...
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WO/2012/032234 |
Handling tool (300) for handling a connector (200) in order to connect an anode rod onto the anode frame (5) of a cell (1) for producing aluminium by melt electrolysis, said connector being provided with two lateral journals (212, 212') ...
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WO/2012/027809 |
A low-carbon steel composition for the purpose of electrical conduction in electrolytic reduction cells and the like; the present invention more particularly a low-carbon steel, with less than 50 ppm carbon in its chemical composition fo...
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WO/2012/031194 |
Methods and compositions are described for preparing metal salts and selectively separating metals from substrates and other metals. The methods can include a thionyl reagent that reacts with a metal in a solution to produce a metal salt...
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WO/2012/025498 |
The invention relates to a cathode (10) and to a device (100) for melt flow-based metal production and provides uses for the cathode (10) and the device (100). A core aspect of the present invention consists in designing the cathode (10)...
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WO/2012/026971 |
An electrolytic extraction method wins a target element from an oxide feedstock compound thereof. The feedstock compound is dissolved in an oxide melt in contact with a cathode and an anode in an electrolytic cell. During electrolysis th...
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WO/2012/026799 |
The present invention is an apparatus and method for rapid rate of titanium dioxide (TiC>2) nanotube arrays formation. The apparatus (1) for producing titanium dioxide (TiO2) nanotube arrays comprises of an anodization chamber (2), an el...
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WO/2012/024052 |
An electrolytic cell for adjusting pH and replenishing nickel in a nickel plating solution of a nickel plating bath and a method of using the same is disclosed. The electrolytic cell comprises an inlet for receiving nickel plating soluti...
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WO/2012/021924 |
A cassette for supporting rodless anodes in an electrolytic cell and for providing electrical contact between the anodes and the cassette, the cassette including a force containment member substantially surrounding the anodes and associa...
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WO/2012/020243 |
An apparatus for use in the electro-production of metals, comprising a plurality of anodes (2) and a plurality of cathodes (1) in an interleaved configuration, wherein each anode and cathode pair forms a cell; a plurality of power suppli...
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WO/2012/020188 |
The method of confining the cell gases in a capped cell, at least one cap (18) of which is locally and temporarily removed, consists in blowing at least one jet of air from substantially one edge of the opening bounded by at least one re...
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WO/2012/021033 |
The present invention relates to a method of extracting lithium with high purity from a lithium bearing solution by electrolysis. More specifically, the present invention provides a method of economical extraction of lithium from the lit...
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WO/2012/018379 |
An electrolytic recycling method recovers two or more component elements of one or more compounds simultaneously. A compound, such as a compound semiconductor, to be recycled is dissolved in a liquid electrolyte. Electrolysis of the diss...
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WO/2012/017928 |
Disclosed is a method for recovering nickel metal from nickel sulfide-containing sludge, wherein: nickel sulfide contained in nickel sulfide-containing sludge is oxidized into nickel sulfite and/or nickel sulfate by supplying air to the ...
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WO/2012/017165 |
The installation (1) comprises in each of the sleeves (20), connecting a cell to a collector (11) and defining an internal cavity (22) having a nominal passage cross section (S) that is identical for all the sleeves (20), an adjusting de...
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WO/2012/013769 |
The invention relates to a process for producing a cathode block, comprising the following steps: providing starting materials, including coke and a hard material powder, such as TiB2, and also if appropriate a carbon-containing material...
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WO/2012/015278 |
The manufacturing method of the present invention is characterized by self-propagating high temperature synthesis (SHS) of a raw material having ZrO2, ZrSiO4, KZr2(PO4)3, or zirconium raw ore having the mixture thereof, and a reducing ag...
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WO/2012/015278 |
The manufacturing method of the present invention is characterized by self-propagating high temperature synthesis (SHS) of a raw material having ZrO2, ZrSiO4, KZr2(PO4)3, or zirconium raw ore having the mixture thereof, and a reducing ag...
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WO/2012/013772 |
The invention relates to a cathode block for an aluminium electrolysis cell, comprising a composite layer which contains graphite and a hard material, such as TiB2. According to the invention, the hard material is present in a monomodal ...
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WO/2012/013767 |
The invention relates to a process for producing a cathode block, comprising the following steps: providing starting materials, including coke, forming the cathode block, carbonizing and graphitizing, and also cooling. According to the i...
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WO/2012/012871 |
In embodiments there are disclosed a substantially flat, flow through electrode, electrochemical cells comprising substantially flat flow through cathodes, and methods for electrochemically recovering a metal substantially liquid at room...
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WO/2012/010501 |
The invention is directed to a process to prepare metal nanoparticles or metal oxide nanoparticles by applying a cathodic potential as an alternating current (ac) voltage to a solid starting metal object which solid metal object is in co...
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WO/2012/012181 |
The present invention provides a process for preparing lithium alloy or lithium metal from lithium carbonate or its equivalent lithium ion source such as spudomene ore without creating toxic byproducts such as halogen gases and a system ...
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WO/2012/010761 |
The invention relates to an electrolyte separation wall, comprising an active layer (22) made of a sulfide Chevrel phase material (MonSn+2 or MxMonSn+2) for the selective transfer of cations through the wall, and a porous substrate (21) ...
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WO/2012/007809 |
A gas cleaning unit for cleaning a main raw gas stream from a plant comprises a plurality of gas cleaning chambers (34a-c), each gas cleaning chamber (34a-c) equipped with a cleaning chamber inlet (46a-c); an inlet manifold (32), for div...
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WO/2012/003649 |
An aluminum electrolytic cell in which columnar protrusions are embedded onto the upper surfaces of a cathode carbon block is disclosed, wherein, the cathode carbon block consists of a cathode carbon block substrate and columnar protrusi...
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WO/2012/006518 |
An electrochemical anode is formed using friction stir welded (FSW) joints. A FSW joint may be formed between the bus bar and anode sheet or the lead encapsulation and anode sheet. The FSW joints may also comprise fillet and butt joints....
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WO/2012/005302 |
Provided is a recovery device and recovery method for recovering precious metals from waste liquid that contains precious metals using an electrolytic method. The disclosed recovery device and recovery method curbs the dispersion of prec...
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WO/2012/006518 |
An electrochemical anode is formed using friction stir welded (FSW) joints. A FSW joint may be formed between the bus bar and anode sheet or the lead encapsulation and anode sheet. The FSW joints may also comprise fillet and butt joints....
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WO/2012/001242 |
Extractor device (30) intended to extract a short-circuiting block (20) that has been inserted between two conductors (24 and 25) to take an electrolysis cell (2) offline. The extractor device (30) comprises a gripper means (31) for grip...
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WO/2012/001243 |
The invention relates to an extracting device (30) for extracting a short-circuiting shim inserted between two conductors (24 and 25) for switching off an electrolytic cell (2). The extracting device (30) includes a means (31) for graspi...
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WO/2011/162254 |
Disclosed are: a method for removing copper ions from a copper-containing nickel chloride solution, which can remove copper contained in the copper-containing nickel chloride solution with high efficiency; and a process for producing an ...
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WO/2011/160578 |
A method for producing electrolytic manganese metal by using two ores and apparatus thereof are disclosed. The method comprises the following steps: leaching in sulfuric acid (5), purifying to remove iron (7), deeply purifying (18) and e...
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WO/2011/160575 |
A manufacturing system for producing electrolytic manganese metal by two-mining method is disclosed. The system is designed to solve the problems of the conventional reduction roasting process in producing electrolytic manganese using ma...
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