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WO/2024/078386A1 |
A method for preparing lithium hydroxide includes reducing water vapor at a low potential in presence of lithium ions to generate LiOH by using a lithium-containing molten salt as an electrolyte material at an reaction temperature of 150...
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WO/2024/059585A3 |
A method for recovering elements from a waste material is disclosed, such as a black mass from spent Li-ion batteries, comprising thermally treating a solid waste material comprising carbon, at least one alkali metal, and one or more of ...
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WO/2024/078526A1 |
A method and apparatus are disclosed for producing high-purity metallic lithium based on a lithium-ion solid-liquid dual electrolyte. The method allows for the direct production of high-purity metallic lithium from low-purity LiCl by usi...
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WO/2024/081721A1 |
A method of extracting a metal of interest comprises dissolving an oxidizable metal compound in an electrolyte contained in an electrochemical cell; dissolving a sulfoarsenide compound comprising the metal of interest in the electrolyte;...
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WO/2024/078938A2 |
The invention concerns an electrowinning process for the recovery of Cu from leaching solutions, in particular from solutions obtained after acidic leaching of lithium-ion batteries or their waste. Electrowinning is performed on an aqueo...
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WO/2024/076575A1 |
A method can include: processing precursors, electrochemically oxidizing sulfur dioxide, processing sulfuric acid and hydrogen, and/or any suitable steps. An electrolyzer can include an anode, a cathode, and a separator. The anode can in...
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WO/2024/073859A1 |
An anchor system is proposed for securing to an electrolytic vessel to render the electrolytic vessel liftable upon coupling with the lifting device. The anchor system includes a plurality of strap assemblies being secured to respective ...
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WO/2024/074007A1 |
Disclosed in the present invention are a continuous lithium extraction unit and a use thereof, for use in continuous recovery and enrichment of lithium in an aqueous solution. The continuous lithium extraction unit comprises a cylindrica...
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WO/2024/064061A1 |
Described herein are various aspects of systems and methods for extracting and isolating re-usable materials from a metallurgical slags such as iron slag, steel slag, blast furnace slag, BOF slag, and/or EAF slag using aqueous acid and b...
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WO/2024/061312A1 |
A method for preparing high-purity lithium chloride from low-purity lithium chloride salt based on lithium-ion solid electrolyte. The method involves using dry low-purity lithium chloride salt made from salt lake brine, seawater, or soli...
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WO/2024/063872A1 |
The presently disclosed concepts relate to improved techniques for alkali metal extraction and ultra-efficient EV battery recycling systems. By using a solid electrolyte embedded in a matrix, alkali metal (such as lithium) can be more ef...
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WO/2024/064686A1 |
Electrolytic systems and methods are described for extracting lithium ions from a brine and depositing onto a conductive substrate to form purified lithium and lithium alloys suitable for use in lithium metal batteries. The methods allow...
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WO/2024/056465A1 |
There is described a method of processing a metal-containing fluid (101), the method comprising: i) providing the metal-containing fluid (101) that comprises at least one metal in a first oxidation state; ii) performing a membrane electr...
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WO/2024/054650A2 |
The present disclosure is related to molten salt electrolytic cells and related systems and methods.
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WO/2024/054649A1 |
The present disclosure is related to solid state rare earth metal electrolytic production cell.
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WO/2024/045447A1 |
An electrochemical metallurgy method for extracting a metal and sulfur from a metal sulfide, relating to the technical field of metallurgical and chemical industry. The method comprises: preparing a metal sulfide into an electrode, i.e.,...
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WO/2024/039795A1 |
A method of recovering copper from a feed material includes steps of: leaching the feed material with a lixiviant adapted to leach the copper from a feed material feed stream in a leaching circuit having a plurality of leaching vessels V...
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WO/2024/038414A1 |
This invention, basically for utilizing in the recovery of rhodium from wastewater containing precious metals; comprises a pH meter (3), a conductivity meter (4), a level sensor (5) connected inside the wastewater feed tank (2). At least...
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WO/2024/035906A2 |
Disclosed are solutions for the recovery of elemental metals from dross at industrial scales without smelting including, for example, the recovery of near-pure lead from dross resulting from recycled lead-acid batteries (LABs) whether by...
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WO/2024/034560A1 |
A cathode assembly (100) comprises: a cathode block (10) made of carbon and having a groove (11) formed in the bottom; a metallic collector bar (20) disposed in the groove (11); and a support bar (30) disposed in the groove (11). The col...
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WO/2024/030044A1 |
The invention relates to non-ferrous metallurgy. The claimed method for producing aluminium consists in the electrolysis of a solution of alumina in cryolite with 30% aluminium fluoride using separate processes, first of producing a melt...
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WO/2024/027322A2 |
The present invention provides an Fe-Si/CaCO3 material, and a preparation method therefor and the use thereof of as a molten steel refining agent, and relates to the technical field of resource utilization. The method, as provided in the...
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WO/2024/020642A1 |
Disclosed herein is a halide electrowinning cell comprising a cathode (e.g. a titanium cathode) and an anode configured for immersion in an electrolyte comprising a metal halide. In use, passing an electrical current through the cell cau...
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WO/2023/239394A9 |
A system for selective electrodeposition for metal recycling includes an electrochemical cell comprising: a fluid including first and second transition metals and a salt at a molar concentration of greater than 1 M; a working electrode i...
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WO/2024/016080A1 |
A method and system for recovering lithium from a saltwater. Lithium in the saltwater is extracted by applying a first direct lithium extraction process to produce a first lithium recovery solution having a mass ratio of lithium content ...
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WO/2024/016073A1 |
A composition for suppressing generation of acid mist in an electrowinning process. The composition includes about 1.5% to about 20% (m/m) of a C2 to C6 organic acid, about 15% to about 35% (m/m) of a diphenyl oxide disulfonate or diphen...
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WO/2024/000065A1 |
A capping board is provided for electrorefining metals in two adjacent electrolytic cells. The capping board is configured for use with a contact bar and includes a main elongated body made of an electrically insulating material having a...
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WO/2023/246367A1 |
An antimony-sulfide-containing ore-based molten salt electrolysis continuous production method and apparatus. The method comprises: (1) putting antimony sulfide ore and eutectic molten salt in a high-antimony electrolytic furnace for con...
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WO/2023/246499A1 |
The present disclosure relates to the field of aluminum electrolysis, and provides a method for reducing perfluorocarbon emissions from aluminum electrolysis. The method comprises: placing aluminum oxide into an electrolyzer having set p...
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WO/2023/242730A1 |
An anode servicing assembly (30, 35) for an aluminium electrolysis plant, said aluminium electrolysis plant comprising at least one line (L1, L2) of electrolysis cells (C1-Cn, C'1-C'n) connected in series, each electrolysis cell (C1-Cn, ...
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WO/2023/242509A1 |
The invention relates to a device (10) comprising: - a component (20) configured to contain or circulate a solution, the component (20) having a wall (21) made of steel or a nickel-based alloy comprising chromium, - a solution (30), in c...
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WO/2023/235967A1 |
A charge cathode assembly includes: an electrically conductive plate having a first and second plurality of apertures therein, the second plurality of apertures being through- apertures; a plurality of pellets of a cathode material that ...
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WO/2023/235966A1 |
A wiper system for an electrode in an electrochemical cell utilizes a wiper blade in contact with a surface of the electrode, a blade support having a blade mount on which the wiper blade is mounted, the blade support biasing the wiper b...
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WO/2023/233190A1 |
Examples of an electrolytic cell assembly including a cost-effective, efficient, and user-friendly magnetic shielding assembly are described. The approaches of the present subject matter balances the magnetic field responsible for MHD in...
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WO/2023/233196A1 |
The present disclosure relates to an electrolytic cell (100) for aluminum smelting, comprising a graphitized cathode having a collector bar (106) disposed of therewithin. The collector bar (106) is made of mild steel with copper (108) in...
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WO/2023/230474A1 |
Provided herein are assemblies and methods for calcium and/or other valuable element extraction. An assembly includes a dissolution tank defining an interior chamber having a first inlet, a second inlet, and a mixture outlet. The dissolu...
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WO/2023/214031A1 |
The present invention relates to a process for electrolytic production of aluminium from aluminium chloride, in an electrolysis cell with an electrolyte, where the aluminium chloride is produced by chlorination of an aluminium containing...
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WO/2023/215274A1 |
Disclosed are solutions for the recovery of elemental metals at industrial scales without smelting including, for example, the recovery of near-pure lead from recycled LABs via specialized electrolytic processing. Further disclosed are n...
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WO/2023/215313A1 |
The present disclosure relates to the extraction of lithium from liquid resources such as natural and synthetic brines, leachate solutions from clays and minerals, and recycled products. Herein are systems and processes for extracting li...
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WO/2023/206892A1 |
Disclosed is a method for collecting high-temperature anode gas of an aluminum electrolysis cell. The method comprises the following steps: (1) setting a gap between two rows of anodes to be 30-80 mm; (2) setting crust breaking blanking ...
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WO/2023/209544A1 |
An electrochemical cell for converting metal salt or metal oxide to metal comprises: a) a mixture comprising an electrolyte and metal salt or metal oxide; b) an anode submerged in the mixture; c) a cathode partially submerged in the mixt...
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WO/2023/209308A1 |
The invention relates to a unit (1) for filling petroleum coke into a cell (2) of a furnace (3) for baking anodes (4) intended for the production of primary aluminium, the cells (2) containing anodes (4), the filling unit (1) comprising:...
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WO/2023/210748A1 |
This method for producing high-purity aluminum has a step for disposing an Al crude metal anode and a cathode so as to face each other in a highly electroconductive molten salt, supplying electricity between the Al crude metal anode and ...
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WO/2023/210261A1 |
This processing method includes: hydrolyzing MgH2 and generating H2 and MgO or Mg(OH)2 through a procedure for releasing energy; causing the generated MgO or Mg(OH)2 to absorb CO2 and generating MgCO3; applying heat to the generated MgCO...
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WO/2023/203116A1 |
The present invention refers to an actuator for a probe (6) to transmit an electrical signal from a probe (6) to an electrical connection (23), comprising a motor (12), a drive element (13), wherein the drive element (13) is linearly dis...
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WO/2023/193082A1 |
A method and related system for positioning a sequence of bricks in a refractory wall. A measuring station is operable to receive a plurality of bricks in the sequence of bricks, at least two bricks in the sequence of bricks having a pre...
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WO/2023/193099A1 |
It is disclosed an apparatus and method for determining a temperature of the bath of an electrolytic cell during electrolytic production of a metal. The apparatus comprising an electrode body and a conductor pin at least partially insert...
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WO/2023/191646A1 |
A carbon lined pot having a metal shell (117) for smelting aluminium, has a plurality of temperature sensors (110) situated on the exterior of the metal shell, a plurality of suction heat exchangers (115) on the exterior of the metal she...
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WO/2023/193014A2 |
An apparatus, system and redox membrane for efficient lithium-ion extraction from natural salt waters or geothermal brines or manmade sources such as from lithium battery recycling are provided. The redox membrane is selective for lithiu...
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WO/2023/186027A1 |
The present invention provides an environmentally friendly gold leaching method for gold ore containing carbon, sulfur and arsenic, and relates to the technical field of the metallurgical industry. The present invention utilizes fine gri...
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