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WO/2020/078779A1 |
The present invention relates to a process for the recovery of transition metals from batteries comprising treating a transition metal material with a leaching agent to yield a leach which contains dissolved copper impurities, and deposi...
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WO/2020/074768A1 |
An insulator element (1) for spacing adjacent electrode plates from each other, comprising an engaging portion (2) having a longitudinal groove (2a) for receiving an edge portion (4a) of an electrode plate (4), and a spacing portion (3) ...
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WO/2020/073143A1 |
The invention relates to a system for superposing alternating current, having high and controlled intensity and a frequency above 5 [KHz], on continuous current that circulates from anode surfaces to cathode surfaces, in electrolytic cel...
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WO/2020/069631A1 |
A device for distributing electrolyte from the base of the cell comprising an inlet for the electrolyte via an elbow (1), a flexible tube (2), an inlet tube (4), a triple distributor (5), two lateral linear tubes (7) and a central linear...
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WO/2020/072541A1 |
The present disclosure relates to an aluminum electrolysis cell comprising a cathode block positioned below a plurality of anodes, wherein the cathode block comprises a sump at least partially disposed within the cathode block, wherein t...
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WO/2020/069630A1 |
The invention relates to a system having a self-supporting structure that can be assembled by pieces and can be adapted to the space for the electrowinning of metals, both in an already operational cell or in a tank (SELLE NG), character...
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WO/2020/063247A1 |
The present invention relates to the field of titanium metallurgy, and specifically relates to a method for preparing a titanium-aluminum alloy. The technical problem the present invention attempts to solve is to provide the method for p...
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WO/2020/061551A1 |
An electrolytic system and method of manufacturing white phosphorus. In general, a method of generating elemental phosphorus can include providing a melt of a metaphosphate salt, applying an electrolysis voltage across a cathode and an a...
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WO/2020/060763A1 |
An aluminum alloy composition is provided. The aluminum alloy composition includes an effective amount of a corrosion resistant additive, and an effective amount of phosphorous; wherein the corrosion resistant additive and phosphorous ar...
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WO/2020/055266A1 |
The resent invention relates to an aluminium production anode yoke (1) with two anode yoke parts, each including a beam attachment portion (25) with a beam contact area and an anode yoke transition portion (32) forming an electricity con...
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WO/2020/053478A1 |
There is provided an energy management method, comprising steps of conducting (304) electric energy from an energy production plant (110, 112, 114, 140) to an energy storage facility (120, 220), applying, in the energy storage facility (...
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WO/2020/048972A1 |
The present invention relates to a method and a material for establishing a cathode barrier layer in electrolysis cells for production of aluminum of Hall-Heroult type, the barrier layer can comprise minerals combined with a compound tha...
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WO/2020/050418A1 |
Provided is a method for producing electrolytic copper that results in good production efficiency even at a high antimony concentration in the crude copper used as an anode. The method for producing electrolytic copper comprises a step f...
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WO/2020/044841A1 |
A method for producing metal titanium by carrying out electrolysis in a molten salt bath using a positive electrode and a negative electrode, the method comprising a titanium deposition step of depositing metal titanium on the negative e...
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WO/2020/040668A1 |
The invention relates to the field of nuclear power and can be used predominantly in a closed nuclear fuel cycle. The present method comprises reducing components of oxide nuclear fuel in the electrolysis of a lithium chloride melt with ...
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WO/2020/039234A1 |
Provided is a process for preparation of Pb-Li alloy where in the alloy Lithium is about 0.2 to 1.1%. In the present invention fused salt electrolysis method which provide such dilute Pb- (0.2 wt% to 1.1 wt%)Li alloys is provided. Also p...
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WO/2020/037362A1 |
An apparatus for stripping metal (12, 14) deposited on a cathode plate (16), comprises a first robotic arm (46) carrying a first stripping apparatus (40), the first stripping apparatus having a first gripping apparatus (62, 63) to grip t...
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WO/2020/039150A1 |
A system (10) for characterising a geometry of a moving load (1) suspended by means of a rod (4), the system comprising: − at least one geometry sensor (11) having a field of view in which the load (1) is able to travel by means of the...
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WO/2020/027168A1 |
The present invention provides: a heat generation method that makes the first use of the ion vacancies that are a by-product of an electrochemical reaction and have conventionally been left unreacted; and a device for implementing the sa...
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WO/2020/019917A1 |
Disclosed are a method for efficiently recycling iron, scandium, and aluminum from limonite type lateritic nickel ores, comprising: crushing or finely grinding the limonite type laterite nickel ores to obtain ore powder; selectively leac...
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WO/2020/019544A1 |
Disclosed in the present invention are a system and method for measuring currents at anodes of an aluminum electrolysis cell. The system comprises multiple electrolysis cell units. Each electrolysis cell unit comprises: one riser bus, tw...
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WO/2020/016186A1 |
The present invention relates to a blend composition comprising a mixture of petroleum coke and pyrolytic carbon; an electrode recipe and the use of this electrode as an anode in the pro- cess of producing aluminum.
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WO/2020/016580A2 |
The disclosure provides a method of producing hydrogen. The method comprises conducting a thermochemical reaction by contacting a metal, or an alloy thereof, with steam to produce a metal oxide and/or a metal hydroxide and hydrogen. The ...
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WO/2020/011155A1 |
Disclosed is an electrochemical method for high temperature molten salt electrolysis in a humid atmosphere, which relates to the technical field of electrochemical metallurgy. The method involves preparing hydrogen gas, metals/alloys, co...
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WO/2020/013679A1 |
The invention relates to producing magnesium and chlorine from a solution of magnesium chloride-containing salts, using an electrolytic cell. A diaphragmless electrolytic cell includes: an electrolysis chamber with alternating anodes and...
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WO/2019/212361A9 |
The present invention relates to a method of attaching one or more electrically insulating thermoplastic bodies to an electrode plate for precipitation of metal from an electrolyte comprising the following steps: a) the area of the elect...
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WO/2020/002242A1 |
The present invention relates to a process for producing ammonia and to an apparatus for producing ammonia. It comprises the electrolytic production of a metal M at a cathode of an electrolysis cell, wherein M is selected from Li, Mg, Ca...
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WO/2020/002683A1 |
The present invention concerns a method for electrochemically depolluting an aqueous solution containing at least one heavy metal, said method comprising the following steps: a) a step of measuring the pH of the aqueous solution, optiona...
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WO/2020/005148A1 |
The present invention relates to an edge protection (7) intended to be used in electrolysis for purification of copper, wherein an anode and a cathode are immersed in an electrolytic solution (2) and wherein current is supplied to the ca...
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WO/2020/005147A1 |
The present invention relates to an edge protection (7) intended to be used in electrolysis for purification of copper, wherein an anode and a cathode are immersed in an electrolytic solution (2) and wherein current is supplied to the ca...
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WO/2019/245386A1 |
An anode hanger for holding anodes in cells for the electrolytic production of aluminium according to the Hall-Heroult process, comprising an anode yoke having an inner portion of aluminium metal or aluminium alloy having a first surface...
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WO/2019/242050A1 |
Disclosed are an apparatus and a method for the oriented electrodeposition growth of a metal monocrystal in an aqueous electrolyte solution, belonging to the field of electrodeposited metals. The apparatus mainly comprises a gas circulat...
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WO/2019/232654A1 |
The present invention relates to the field of nanotechnology, specifically to an anode for the copper electroplating process developed using carbon nanotubes and a polymer, which has low power consumption. The invention likewise disclose...
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WO/2019/235971A1 |
The invention relates to the design of a cathode device for an electrolytic cell for producing aluminum by electrolysis. The present cathode device comprises a metal shell lined with side blocks mounted onto a rim, carbon-graphite bottom...
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WO/2019/233053A1 |
The present invention provides a microporous foamed nickel. The microporous foamed nickel uses a polyurethane sponge as a matrix, has an overall three-dimensional porous network structure, and has a micropore density of ≥ 10/μm2, a sp...
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WO/2019/230723A1 |
Provided is an aluminum precipitation method comprising: a step for producing a mixture of an aluminum halide and an inorganic thiocyanate; and a step for precipitating aluminum by applying a voltage to the mixture.
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WO/2019/227786A1 |
Disclosed is a method for improving the mechanical properties of a metal material by changing the gradient nano-twinned crystalline structure of the material, the method belonging to the technical field of nanostructured metal materials....
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WO/2019/222766A1 |
An automated total organic carbon analyzer is described. Embodiments of the system include two features, namely the development of a selective oxidation reactor to oxidize organic contaminants to their corresponding organic acids, and th...
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WO/2019/218095A1 |
The invention relates to a single-chamber electrolytic cell for electrodepositing metal from electrolytic solutions, which comprises: - a negative electrode plate (5) and a positive electrode plate (10); - lower (4) and upper (12) plasti...
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WO/2019/219821A1 |
Disclosed is a process for copper production comprising the electrorefining of copper in an electrolytic cell, wherein • the voltage difference over the cell is maintained at less than 1.6 volt, • the anode comprises at most 98.0%wt ...
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WO/2019/219940A1 |
An apparatus and a method are useful for removing pollutants from process effluent gas produced by an electrolytic cell used in an aluminum production plant to produce aluminum. The apparatus and method use a flow control device to contr...
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WO/2019/213736A1 |
A method of manufacturing electrodes from a lithium-containing brine, said method comprising the steps of: providing an electrochemical cell comprising at least a cathodic chamber filled with a lithium-containing brine; contacting a lith...
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WO/2019/211318A1 |
The present invention relates to a method for dissolving, recovering, extracting or separating precious metals. Efficient recovery of precious metals from industrial spent catalysts through electrochemical means using dilute acid/acid-fr...
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WO/2019/207635A1 |
An electrolysis apparatus (200) is provided with: an electrode unit (201) that has a plurality of electrodes (201a) and that precipitates metal ions of a working liquid onto the electrodes (201a); and an electric power supply (203) that ...
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WO/2019/200470A1 |
The present document describes an electrolytic cell comprising a protective layer comprising elemental copper covering at least in part or all of a refractory material assembly covering an interior surface thereof. Also described is a co...
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WO/2019/193436A1 |
A cradle (47) for a potshell (40) for an electrolytic cell (1) suitable for the Hall-Héroult electrolysis process, said potshell being intended to receive -a cathode forming the bottom of said electrolytic cell and comprising a pluralit...
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WO/2019/193283A1 |
The invention relates to an electrochemical method for producing gaseous hydrogen by electrolysis then electrochemical conversion of H+ ions into gaseous hydrogen, either by depolarisation with production of electrical energy (battery) o...
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WO/2019/195527A1 |
A composite transition joint is described. The transition joint includes a plurality of metal layers that are metallurgically bonded together. The metal layers include a base layer, an interlayer bonded to the base layer, and a top layer...
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WO/2019/193280A1 |
The invention relates to an electrochemical method for producing hydrogen gas by electrolysis and subsequent electrochemical conversion of H+ ions to H2 ions by depolarisation. Said method is intended to simply and industrially achieve h...
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WO/2019/193451A1 |
A potshell (40) for an electrolytic cell (1) suitable for the Hall-Heroult electrolysis process, said potshell being intended to receive - a plurality of parallel cathode blocks (8), each cathode block comprising a metallic cathode colle...
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