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WO/2023/095904A1 |
A highly pure electrodeposited copper comprising copper and unavoidable impurities, wherein the purity is at least 6N, the content of Ag included as an impurity is 0.2 ppm or less, the amount of included nonmetal inclusions with a partic...
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WO/2023/093182A1 |
Disclosed in the present invention is a method for recycling valuable metal in a lithium battery positive plate, comprising the following steps: S1, mixing a positive plate material with reducing metal, and then roasting, the roasting be...
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WO/2023/087107A1 |
The invention relates to an electrolytic cell comprising a chamber having sidewalls including a pair of longitudinal walls and a pair of transverse walls, a cathode inside the chamber, and a side lining including an inner layer on the pe...
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WO/2023/086570A1 |
An apparatus for metal-ion removal includes a conduit including an inlet to receive a liquid and an outlet to discharge the liquid, a first porous electrode and a second porous electrode disposed in the conduit, and a power source config...
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WO/2023/086616A1 |
The present disclosure includes a method for purifying aluminum. The method includes producing purified aluminum from an aluminum feedstock in an aluminum purification cell and flowing the purified aluminum from a cell chamber of the alu...
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WO/2023/081480A2 |
The application is directed to products and methods related to an aluminum electrolysis cell with a non-carbonaceous substrate with a directing feature. The directing feature can be configured to direct a wettable material in a predeterm...
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WO/2023/081479A2 |
The application is directed to products and methods related to a TiB2 substrate with a directing feature, wherein the directing feature is configured to direct TiB2 wettable material in a predetermined direction. In some embodiments, the...
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WO/2023/081477A1 |
The application is directed to products and methods related to an aluminum purification cell with a non-carbonaceous substrate with a directing feature. The directing feature can be configured to direct a wettable material in a predeterm...
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WO/2023/073520A1 |
This protection device, which is adapted to be placed in front of the anodes, comprises a frame (1) and a plurality of panels (3,6) which are mounted on the frame and are adapted to be displaced with respect to this frame, so as to allow...
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WO/2023/075578A1 |
A bipolar electrode for a magnesium electrolysis cell comprises a graphite anode part and a steel cathode part, which are connected to one another. The steel cathode part is made of several individual steel plates, each measuring 0.1-0.4...
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WO/2023/067101A2 |
A novel electrochemical cell for extraction of lithium chloride from brines and release of pure lithium metal is disclosed, wherein the cell is composed of two porous electrodes positioned inside a housing with a narrow gap between them ...
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WO/2023/065053A1 |
The present invention consists of an apparatus, a cathode-washing and carrying yoke to carry and wash copper cathodes directly from electrolytic cells, which comprises: a frame with at least one upper hooking means to be lifted by a hois...
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WO/2023/064320A1 |
Continuous monitoring of density in lithium extraction and recovery using inertial density sensors is described herein. Lithium recovery methods and processes using inertial density sensors are also described herein. A method comprises d...
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WO/2023/061389A1 |
Provided is a recovery method for valuable metal in copper anode mud, which belongs to the technical field of comprehensive treatment of copper anode mud. In the recovery method of the present invention, selenium, copper, tellurium, arse...
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WO/2023/059872A1 |
A method of acid mist suppression in copper electrowinning is described. In various embodiments, at least one liquid licorice root extract, powdered licorice root extract, or reconstituted licorice extract is added in an amount sufficien...
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WO/2023/051017A1 |
Disclosed in the present invention is a method for recycling a retired lithium-ion battery. The method comprises the following steps: wrapping and clamping a positive electrode sheet of a retired lithium-ion battery with a conductive and...
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WO/2023/054667A1 |
Provided is a method for recovering lithium from waste lithium-ion batteries, that facilitates lithium recovery at a high recovery rate and facilitates recycling of resources. In this method for recovering lithium from waste lithium-ion ...
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WO/2023/049353A2 |
Methods are proposed for extracting transition metal oxides from scrap batteries by dissolving the metal oxides in a glass-forming oxide melt, followed by electrolytic reduction of the transition metal onto the cathode of an electrolytic...
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WO/2023/046725A1 |
The present invention concerns a process for recovering metallic manganese from a non-carbonated manganese ore without CO2 emission, comprising the following successive steps: a) direct reduction step of the non-carbonated manganese ore ...
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WO/2023/043334A1 |
A cathode device for an electrolysis cell for producing aluminium comprises a metal bath with a bottom, load-bearing members encompassing the longitudinal walls, end walls and bottom of the bath, a built-in lining and cathode blocks and ...
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WO/2023/040660A1 |
Disclosed in the present invention is a reducing agent-free vacuum iron production method. Under a vacuum condition of 10-10-9 Pa, laser or a solar focused light beam having a power density of 10-104 W/cm2 is used to irradiate an iron-co...
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WO/2023/038401A1 |
The present invention provides an electrolytic refining method for a neodymium compound, comprising the steps of: providing a fluoride-based electrolyte through an opening defined in an electrolyzer equipped with a cathode and an anode; ...
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WO/2023/038536A1 |
Electrolyte bath, for deposition of nickel coatings, containing Ni2+ cations in an aqueous medium, according to the invention, is characterized by having a pH value in the range of 4.3-4.8, preferably pH = 4.5, and containing Ni2+ cation...
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WO/2023/035063A1 |
It is disclosed an electrode body for the electrolytic production of a metal comprising a first portion for operatively connecting the electrode body to an electrolytic cell; a second portion, opposite the first portion; and a middle por...
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WO/2023/030165A1 |
The present invention relates to a method for co-processing a copper-smelting arsenic sulfide slag and an arsenic-containing soot. The method comprises atmospheric pressure acid leaching an arsenic-containing soot to allow copper, zinc, ...
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WO/2023/033157A1 |
The purpose of the present invention is to provide a technology capable of measuring a recovery amount of a metal without stopping the operation of an electrolytic recovery device. This electrolytic recovery device comprises: an electrol...
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WO/2023/027911A1 |
Methods for selectively extracting lithium ions from samples containing lithium ions and sodium ions are provided. The methods take advantage of the phase separation of lithium-containing phases and sodium-containing phases in inorganic ...
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WO/2023/019020A1 |
The present invention is broadly concerned with mineralization methods that assist in permanent carbon storage. The methods provide a storage mechanism for oxalic acid generated by existing or future-developed carbon capture and conversi...
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WO/2023/017348A1 |
A process for producing a purified aqueous lithium (sulfate) solution including: processing a lithium-containing raw material to produce a crude aqueous solution containing lithium sulfate; contacting the crude solution with an organic m...
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WO/2023/016896A1 |
The present invention relates to a process for production of a powder of metal in an electrolytic cell comprising an anode made of the metal, a cathode and an electrolyte solution, which comprises a) anodic dissolution to form ions of th...
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WO/2023/009888A1 |
Capillary electrophoresis is used to monitor concentration of components in streams of a lithium recovery process.
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WO/2023/005095A1 |
Disclosed in the present invention is an online detection method for electrolytic copper impurities. In order to overcome the problem in the prior art of it being impossible to detect the content of impurity elements at different positio...
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WO/2023/004508A1 |
An anode cooling table for supporting anodes during cooling, has: a frame; a heat absorbing layer defining a substantially continuous surface for being contacted with the anodes; and a heat diffusing layer in contact with the frame and d...
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WO/2023/007918A1 |
This method for producing an electrodeposit is a method for producing a Ti-containing electrodeposit by means of electrolytic purification using molten salt electrolysis, the method comprising an electrodeposit step in which an electrode...
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WO/2023/283700A1 |
A gold-copper recovery circuit (10) comprises an adsorption circuit (20); and an elution circuit (30) in which the adsorption circuit (20) receives a slurry (22) containing gold and copper in a cyanide solution; and a resin adsorbent (10...
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WO/2023/285168A1 |
The invention relates to a method for electrolytically obtaining at least one metal. The method comprises providing (61) an aqueous solution (10) of the metal, suspended in which are particles (20) the density of which is greater than th...
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WO/2023/284918A2 |
The present invention relates to methods (100, 200) and devices (1, 1a) for enriching a substrate (2) with an alkali metal (3), in particular lithium, and to the use of a substrate (2) enriched in this way as an electrode in a battery, a...
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WO/2023/281033A1 |
Disclosed herein are processes comprising electrolyzing an aqueous solution comprising lithium, wherein the aqueous solution has a pH less than 0.5. Also disclosed are processes comprising electrolyzing a first aqueous solution comprisin...
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WO/2023/278429A1 |
In accordance with one embodiment, a method comprises dissolving a sulfide of a first metal in a solvent comprising molten aluminum; aluminothermically reduce at least a portion of the sulfide through reactive vacuum distillation to form...
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WO/2023/276440A1 |
Provided is a method for manufacturing a titanium-containing electrodeposit with which it is possible to achieve satisfactory refinement by electrodeposition without using the Kroll method. The present invention is a method for manufactu...
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WO/2023/273264A1 |
The present invention relates to the field of metallurgy. Disclosed are a method for preparing a high-nickel type ternary precursor by means of ferronickel production conversion and an application thereof. The method comprises the follow...
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WO/2022/271052A1 |
The invention relates to the field of non-ferrous metallurgy, and more particularly to the electrolytic production of nickel in the form of individual discs and balls (rounds) by deposition onto a cathode starting sheet. The claimed inve...
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WO/2022/263526A1 |
The invention relates to a casting mould (7) for producing copper anodes (1) for producing high-purity copper, having - a first, extensive cavity (8), which is delimited by two side faces oriented parallel to one another, and - two secon...
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WO/2022/256457A1 |
An electrochemical deposition apparatus and method for the selective recovery of metal. The electrochemical deposition apparatus comprises a porous cathodic material, an anode, an inter-electrode region formed by the anode and cathode, a...
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WO/2022/248925A1 |
An apparatus for colloidal silver generation is disclosed. The apparatus includes a container to hold a solution of predefined concentration. A colloidal silver generator assembly placed over the container which includes an electronic pr...
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WO/2022/243145A1 |
The present invention relates to an electroplating bath comprising (A) an alkane sulfonic acid or alkanol sulfonic acid; (B) a soluble metal salt of alkane sulfonic acid or alkanol sulfonic acid; and (C) at least one additive selected fr...
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WO/2022/241517A1 |
An assembly of electrolytic cells for electrowinning a metal from a metal-bearing solution is disclosed. The assembly includes a vessel with an electrolysis zone and a spent solution zone in fluid communication with the electrolysis zone...
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WO/2022/243383A1 |
The invention relates to an electrochemical reactor suitable for producing hydrogen on demand, comprising: o a device (20) for storing and supplying hydrogen, which comprises: • a layer of metal M in the solid phase, and an aqueous liq...
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WO/2022/237512A1 |
The present invention relates to a method for preparing titanium metal by means of molten salt electrolysis. The method comprises constructing an electrochemical system, wherein an anode chamber is filled with an anode molten salt electr...
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WO/2022/237514A1 |
Provided is a method for preparing a rare earth alloy. By using a rare earth oxide as a raw material, a rare earth alloy is prepared by means of molten salt electrolysis. The used electrolytic cell is divided into an anode chamber and a ...
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