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WO/2021/158201A1 |
The present invention pertains to a method for electrolytic reduction of feedstock elements, made from feedstock, in a melt. In addition, the present invention relates to an apparatus for electrolytic reduction of feedstock elements, mad...
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WO/2021/159086A1 |
An electrowinning cell includes a first anode associated with a first anode compartment, a cathode in a cathode compartment, a second anode associated with a second anode compartment, a first spacer plate between the first anode and the ...
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WO/2021/158143A1 |
The present method includes adjusting the anode-to-cathode distance and the AlF3 content in an electrolyte, measuring and calculating process parameters, comparing the measured values with reference values, and adjusting the addition to ...
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WO/2021/151139A1 |
An electrowinning cell for extracting metals from an electrolyte solution, the electrowinning cell comprising a housing, a solution inlet, a solution outlet, a plurality of anodes, a plurality of cathodes and a product outlet, wherein at...
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WO/2021/154274A1 |
Examples of method for forming a glossy casing/enclosure for an electronic device have been described. In an example at least one magnesium-based alloy is injection molded into an aluminum alloy casing, at least a portion of the aluminum...
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WO/2021/147803A1 |
A method for removing nickel, cobalt and germanium in a zinc sulfate solution by means of continuous deep purification. A continuous purification device for removing nickel, cobalt and germanium by means of two-stage purification is comp...
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WO/2021/147816A1 |
A method for purification of an aqueous zinc sulfate solution. Copper and cadmium are removed from a neutral leaching solution by using a zinc powder, a zinc powder and a copper-antimony activator are added at a temperature of 80-95°C f...
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WO/2021/144481A1 |
The present invention relates to a method for platinum-plating titanium lugs, which comprises steps of pre-treating the surface of the titanium lug before a step of electrodepositing the platinum, and to an electrochemical cell in which ...
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WO/2021/140840A1 |
One purpose of the present invention is to provide a system for producing a magnesium chloride aqueous solution, said system making it possible to further reduce drug-related costs compared to conventional methods. The present inventio...
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WO/2021/140847A1 |
A system for producing magnesium chloride, comprising a removing unit and a concentrating unit connected to the removing unit, wherein: the removing unit generates feedstock water obtained by removing sulfate ions and sodium ions from to...
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WO/2021/130765A1 |
The present invention relates to an apparatus for enhancing performance of an aluminium reduction cell in a smelting process. It comprises a current collector bar and a metal insert placed inside the collector bar. The material of constr...
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WO/2021/127798A1 |
Disclosed is a continuous desludging system for removing anode sludges in one or more electrolytic cells comprising a floor formed by at least one collector funnel having an inverted frustopyramidal shape with an outlet hole in the botto...
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WO/2021/123239A1 |
The present invention relates to conductive multicomponent multiphase metal alloy. The metal alloy has the following (in atom-%):Ni, in a total amount of 35–70; wherein the remaining 30–65 comprises at least three elements selected f...
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WO/2021/121213A1 |
Disclosed is a method for extracting uranium by means of a wind power generation-seawater uranium extraction coupling device, the method comprising: adding In2O3-x to absolute ethanol, and stirring and sonicating same, in order to obtain...
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WO/2021/004368A9 |
An apparatus and method for controlling the vertical movement of aluminum electrolytic cell anode guide bars (4), relating to the technical field of aluminum electrolysis. The apparatus for controlling the vertical movement of aluminum e...
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WO/2021/104167A1 |
A suspension type refractory thermal-insulation assembly for a large-capacity oxygen-aluminum co-production electrolytic cell, relating to the technical field of aluminum smelting. The assembly comprises a metal rod, a flexible tube, a t...
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WO/2021/104166A1 |
Disclosed is an assembly of an oxygen-aluminum co-production electrolysis or carbon-free aluminum electrolysis wettable cathode material. The present invention particularly relates to the use as a so-called "inert" or "wettable" electrod...
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WO/2021/107813A1 |
A recycling method in which spent lining material is extracted by cutting an access opening into the bottom part of a side wall of the shell of an electrolysis cell cathode assembly, removing the brick lining at the bottom of the side wa...
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WO/2021/102415A1 |
Metastable alloys have recently emerged as high-performance catalysts, extending the toolbox of binary alloy materials that can be utilized to mediate electrocatalytic reactions. In particular, nanostructured metastable ordered intermeta...
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WO/2021/097586A1 |
During the electrodeposition and electrorefining of metals, the electrodes undergo severe corrosive effects. Proposed is a protective device and system comprising same, wherein the electrode-protecting device solves this problem, as its ...
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WO/2021/098116A1 |
Disclosed are an Mg-Zn-Zr intermediate alloy and a preparation method therefor, wherein the Mg-Zn-Zr intermediate alloy comprises the following composition by wt%: 20%-50% of Mg; 3%-5% of Zr; the balance being Zn and inevitable impuritie...
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WO/2021/092692A1 |
Methods are described for the direct or indirect electrochemical alkalization of an alkali metal-deficient electrochemically active material. The methods involve an electrolysis step during the alkalization of the alkali metal-deficient ...
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WO/2021/093343A1 |
Disclosed is a method for preparing metal materials by a continuous electrochemical deposition. The method comprises the following main steps; first, a metal material is electrodeposited and evenly dispersed on a movable substrate by mea...
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WO/2021/090546A1 |
In the present invention, metal is appropriately smelted. This electrolytic smelting furnace comprises: a furnace body; a furnace bottom electrode provided on the bottom portion of the furnace body; and an upper electrode provided above ...
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WO/2021/081121A1 |
An electrical water filter device includes a plurality of porous electrodes and one or more porous separators. Each of the one or more porous separators is interposed between two adjacent porous electrodes. A respective porous electrode ...
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WO/2021/068090A1 |
The invention relates to a device for optimising metal electrodeposition, which covers the entire range of metal electrodeposition, from the lowest current densities to the highest. The device has multiple openings on the entire surface ...
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WO/2021/069774A1 |
An installation for electroplating with active intercell bars, comprising at least three cells susceptible to being connected in series between the positive pole and the negative pole of a rectifier, several active intercell bars install...
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WO/2021/061014A1 |
What is proposed is a method for protecting cathode blocks of aluminium electrolyzers having prebaked anodes, the method comprising providing a mixture of a refractory material with a binder, applying said mixture as a coating on the sur...
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WO/2021/061015A1 |
The method comprises coating a cell bottom with an electrically conductive material, placing thereon prebaked anodes connected to anode buses of an anode busbar of an electrolyzer, passing an electric current through the electrically con...
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WO/2021/035367A1 |
The present invention relates to an edge protection device, for use in devices with or without cathode rails in a frame system (SELE®), with the aim of avoiding cathode sleeving. If used jointly with the rail it prevents the rail from b...
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WO/2021/039876A1 |
The objective of the invention is to provide a highly energy-efficient novel production method for producing a beryllium solution. The beryllium solution production method (M10) includes a main heating step (S13) of dielectrically heatin...
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WO/2021/036092A1 |
Disclosed are an energy-saving-type system and method for extracting titanium. The system comprises a raw material pre-drying kiln, a preheating kiln, a reduction rotating kiln, a cooling rotating kiln, a ball mill, a magnetic separator,...
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WO/2021/039875A1 |
The purpose of the present invention is to provide a novel method for producing a beryllium solution by dissolving a beryllium oxide, the method being highly energy efficient. This method (M10) for producing a beryllium solution includes...
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WO/2021/035356A1 |
An apparatus, also named transfer box or TB, for conveying an anode assembly outside of an electrolyte cell is described. An apparatus, also named cell preheater lifting beam or CPLB, for conveying an anode assembly or a cell pre-heater ...
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WO/2021/029789A1 |
The invention relates to a method for determining the composition of an electrolyte, in particular a cryolite ratio (CR) and a potassium fluoride (KF) concentration in an electrolyte on the basis of thermal measurements with the aim of c...
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WO/2021/029516A1 |
The present invention comprises an anode for a plating-type heavy metal precipitation device, comprising: a carbon member positioned therein; a pressing member which encompasses the outside of the carbon member and which is formed of an ...
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WO/2021/029787A1 |
The invention relates to non-ferrous metallurgy, and more particularly to a design for electrolytic cells for the electrolytic production of aluminium, and can be implemented in all types of electrolytic cells. The present electrolytic c...
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WO/2021/017104A1 |
The present invention provides a substrate etching method for a titanium-based dimension stabilization type anode. In the etching process, optimization on the titanium substrate surface micro morphology is achieved by using a nitrogen in...
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WO/2021/021786A1 |
Valuable metals, and especially copper and silver, are recovered from a lead containing electrolyte in a process in which the electrolyte is fed into an electrochemical polishing reactor that has a high-surface area cathode at which the ...
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WO/2021/022098A1 |
Method and apparatus are provided for efficient metal distillation, and for related primary product process. Vertically stacked and gravity-driven evaporators and condensers are employed to distill metals, such metals having different vo...
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WO/2021/012055A1 |
A molten salt, membrane electrolyzer apparatus may include an anolyte compartment containing a molten salt anolyte comprising primarily chloride salts and a lithium carbonate (Li2CO3) feed material. A first and second electrode assemblie...
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WO/2021/002774A1 |
The invention relates to powder metallurgy, more particularly to producing silver powders by an electrolytic method for use in the electrotechnical and radioelectronics industry. A finely dispersed powder of silver is produced in a nitra...
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WO/2020/258366A1 |
A method for preparing a high-Li-content lithium alloy, comprising the following steps: (1) mixing and stirring urea powder and lithium salt powder under the condition of an argon atmosphere to obtain a molten salt electrolyte; (2) provi...
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WO/2020/260748A1 |
Disclosed is an apparatus for handling solid material (7), comprising one or more transport tubes (12) arranged to receive a unit dose (10) of the material (7) to be treated, one or more treatment containers (29, 30, 31), and a source (2...
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WO/2020/255475A1 |
This electrolytic smelting furnace is provided with: a plurality of electrolytic furnaces aligned vertically; connecting pipes that extend vertically and allow the bottom surface of an upper electrolytic furnace to communicate with a low...
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WO/2020/255468A1 |
This electrolytic smelting system (100) is provided with: an electrolytic smelting furnace (1) having a furnace body (10) in which a molten ore (Wm) is introduced, a negative electrode substrate (11) provided on the bottom part (10B) ins...
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WO/2020/255465A1 |
The present invention comprises: a furnace into which iron ore is introduced; a furnace floor electrode provided on the furnace floor inside the furnace; and a plurality of upper electrodes that are provided above the furnace floor elect...
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WO/2020/252495A1 |
A method of recovering active materials from a rechargeable battery comprises placing an active material of a rechargeable battery in a cathode chamber comprising a cathode of an electrochemical cell comprising the cathode chamber, an an...
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WO/2020/249519A1 |
The invention relates to a device for electrolysis, comprising a substrate (1, 6), on which an anode formed from a first diamond layer (3) and a cathode formed from a second diamond layer (4) are provided, the first (3) and the second di...
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WO/2020/249674A1 |
The invention concerns a separating element (11) for separating a cathode chamber (33) from an anode chamber (31) of a reactor cell (25) comprising a support element (12) and a separating material that is applied to the support element. ...
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