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WO/2024/089394A1 |
The present invention provides a process for producing high purity, lithium hydroxide hydrate or anhydrous lithium hydroxide from lithium mica suitable for use in lithium-ion batteries. The process comprises pelletising a lithium mica, p...
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WO/2024/087437A1 |
Disclosed are a waste lithium battery positive electrode sheet recycling treatment device and a method thereof. According to a table of reactivity series of metals, iron is stronger than hydrogen, and thus iron ions in a ferric sulfate s...
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WO/2024/091795A1 |
A solid-state method for recycling spent and/or scrap cathode material includes heating a cathode material comprising lithium nickel manganese cobalt oxide in an oxygen-containing atmosphere at a temperature T1 for an effective period of...
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WO/2024/087477A1 |
The present invention relates to the technical field of metallurgy, and disclosed are a modified lithium-ion sieve, an MnO2 adsorbent, a preparation method therefor and a use thereof, and a salt lake lithium extraction method. The modifi...
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WO/2024/090672A1 |
The present invention relates to a recycling device for waste lithium-ion batteries, which has an improved structure that performs in a single device both the preprocessing step including discharge and crushing processes, and the postpro...
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WO/2024/084229A1 |
The present invention relates to a process for simultaneous calcium impurity removal and leaching of lithium material from a calcined product. The process comprises leaching a calcined product in an aqueous leach liquor in a vessel to pr...
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WO/2024/077870A1 |
A self-operating lithium extraction device for a salt lake. The device comprises an adsorption reaction mechanism (1), a feeding mechanism (2) and a supporting mechanism (3), wherein the feeding mechanism (2) is connected to the top of t...
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WO/2024/080134A1 |
[Problem] When separating lithium isotopes, to improve separation efficiency, while avoiding environmental contamination and harm to a worker's health. [Solution] The invention comprises: a mixing container 10 in which a medium 1 and a...
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WO/2024/079236A1 |
A process for recycling carbon and a hardly soluble alkaline earth sulfate from a leaching residue, comprising the steps of contacting in an alkaline earth metal contacting step a lithium battery material with an alkaline earth metal com...
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WO/2024/077871A1 |
An efficient multi-channel electrodialysis device for salt lake lithium extraction, comprising a bottom plate (1), a supporting plate (2) and a base (4). The upper side of the bottom plate (1) is fixedly connected to the lower side of th...
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WO/2024/080753A1 |
The present invention relates to a lithium compound for valuable metal recovery, and a recovery method therefor, and the recovery method for the lithium compound for valuable metal recovery comprises the steps of: preparing a battery; fr...
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WO/2024/077269A2 |
The present invention relates to the extraction of lithium from liquid resources such as natural and synthetic brines, leachate solutions from clays and minerals, and recycled products.
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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/2024/074162A1 |
Disclosed is a method of treating a lithiferous species such as lithiferous ore or lithiferous concentrate. The method may comprise roasting the lithiferous species with one or more alkali salts to form a roasted lithiferous species and ...
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WO/2024/072434A1 |
A battery recycling process recovers lithium from nickel-rich cathode material in a recycling stream of end-of-life batteries. A dilute acid leach of a high nickel content cathode material contains a mixture of sulfuric acid based on a m...
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WO/2024/064995A1 |
Disclosed herein is a method for recovering metals from electronic waste or a leach residue thereof, the electronic waste or leach residue comprising elemental copper and one or more lithium compounds, the method comprising: leaching the...
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WO/2024/064996A1 |
The invention relates to a method for the recovery of lithium sulfate from an aqueous solution comprising lithium sulfate and ammonium sulfate, the method comprising: concentrating the aqueous solution and forming a lithium ammonium sulf...
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WO/2024/067562A1 |
Provided are a raw brine treatment system, a raw brine treatment method, and a lithium compound. The raw brine treatment system comprises: an ion exchange adsorption unit (100), the ion exchange adsorption unit (100) comprising an adsorp...
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WO/2024/065003A1 |
A process for producing a lithium salt from a lithium containing material comprising: (a) leaching the lithium containing material to form a sulphate containing solution; (b) separating sulphates of elements contained within the lithium ...
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WO/2024/073485A1 |
Methods and systems directed to recovery of lithium (e.g., lithium salts) from liquid streams are provided. In some embodiments, methods relate to obtaining lithium (e.g., as a solid lithium salt) by removing at least a portion of liquid...
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WO/2024/073238A1 |
Methods and dispensers for dispensing atomic objects are provided. An example method for dispensing atomic objects includes depositing a reaction agent and a composition comprising the atomic objects inside a crucible chamber of a crucib...
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WO/2024/072201A1 |
The invention concerns a method for recovering rare earths and calcium sulfate present in a phosphogypsum (P0), comprising the following steps: (a) washing and crushing of the phosphogypsum (P0) so as to obtain a crushed phosphogypsum (P...
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WO/2024/072238A1 |
A method for recovering metals from black mass from recycling of spent lithium-ion batteries, characterized in that it comprises the following steps: a) leaching the black mass with sulfuric acid (VI) with the addition of H2O2 in order t...
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WO/2024/068615A1 |
A process for recycling aluminum hydroxide from a black mass comprising aluminum, the process comprising in the given order the steps of leaching in a first leaching step the black mass in an aqueous acid solution, thereby producing a fi...
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WO/2024/073123A1 |
An improved beta(β)-spodumene (~LiAlSi2O6) nitric acid conversion process produces discrete lithium (Li), aluminum (Al) and silica (SiO2) materials by: (i) converting lithium nitrate, LiNO3, to lithium carbonate, Li2CO3; (ii) creating a...
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WO/2024/059933A1 |
A process of forming recycled cathode active material, particularly from depleted cathode active material from a battery, comprising: forming black mass from the depleted cathode active material; digesting the black mass with a carboxyli...
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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/2024/064680A1 |
The present invention relates to an integrated electrochemical lithium extraction process to directly produce lithium hydroxide from geothermal brine. The process integrates electrochemical silica removal, selective uptake and release of...
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WO/2024/064798A2 |
Provided herein are a method and system to selectively recover lithium with improved mass recovery and high purity. The method includes providing an initial feed with a dissolved mass of lithium ions and (i) an initial ratio of monovalen...
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WO/2024/059903A1 |
A process for heat treating a lithium containing material with reduced dust generation comprising: (a) directing a lithium containing material to a heating vessel (1); (b) heating the lithium containing material in the heating vessel (1)...
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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/2024/058374A1 |
A method for recovering an active metal of a lithium secondary battery being capable of supplying a positive electrode active material mixture to a fluidized bed reactor including a reactor body. It is possible to form a fluidized bed co...
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WO/2024/055071A1 |
A method of recycling a waste battery cathode material comprising lithium and at least one of nickel, cobalt and/or manganese, the method comprising: heating the waste battery cathode material in a reducing atmosphere to form a heat-trea...
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WO/2024/055549A1 |
Disclosed in the present invention are a method for recycling a positive electrode material from scrapped positive electrode sheets by desorption and an application. The method comprises the following steps: (1) placing scrapped positive...
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WO/2024/056108A1 |
A device for producing magnesium by means of aluminothermic reduction. The device comprises a microwave resonance furnace body (1), a microwave heater (4), a power supply and control device (5), and a circulating cooling water device (6)...
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WO/2024/056617A1 |
The problem addressed by the present invention is that of specifying a process for electrochemical production of LiOH from Li+-containing water using an electrochemical cell having a LiSICon membrane which is operable economically even o...
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WO/2024/057307A1 |
The invention provides a process which comprises the steps of obtaining a strongly acidic pregnant leach solution ( PLS ) that was produced by acid leaching of electrode material of lithium- ion batteries; adding a carbonate source to th...
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WO/2024/058764A1 |
The invention relates to a flexible material produced by the electro-spinning method using polyurethane and coated with y-MnO2 to be used as a potential filter material for lithium recovery from cold water or other liquid lithium sources.
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WO/2024/059051A2 |
A hydrophobic deep eutectic solvent includes a combination of at least two of (a) a hydrophobic component, (b) an acidic component, and (c) a reducing agent. The solvent is useful in a method of recovering critical metals from lithium-io...
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WO/2024/056401A1 |
The problem addressed by the present invention is that of specifying a process for producing lithium hydroxide which is very energy efficient. The process shall especially operate without consumption of thermal energy. The process shall ...
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WO/2024/056402A1 |
The present invention relates to the electrochemical production of hydrogen and lithium hydroxide from Li+-containing water using a LiSICon membrane. The problem addressed by the present invention is that of specifying a process which is...
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WO/2024/058603A1 |
The purpose of the present invention is to recover valuable metals by heating objects located inside a work unit. The work unit heat-treats the objects under a mixed reducing gas atmosphere in which log(PCO2/PCO), the logarithm of the pa...
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WO/2024/056107A1 |
A method for producing magnesium by means of aluminothermic reduction, the method comprising the following steps: mixing, at a certain ratio until uniform, magnesium oxide and an aluminum powder that have particle sizes meeting standards...
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WO/2024/055518A1 |
Disclosed in the present invention is a method for recycling lithium from an electrolyte of a lithium ion battery, comprising: mixing a waste electrolyte and an extracting agent and then layering same to obtain an upper organic phase hav...
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WO/2024/054805A2 |
The present disclosure provides methods and systems for recycling and upcycling cathode materials of spent batteries. In some embodiments, the methods may include separate cathode materials of spent batteries into a plurality of groups o...
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WO/2024/053487A1 |
This metal recovery agent comprises a reducing compound which is represented by chemical formula (1), and causes a metal to precipitate by means of reduction caused by the reducing compound. In chemical formula (1), R1 represents CH3 or ...
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WO/2024/053147A1 |
A method for recovering a metal from a battery powder of waste lithium ion batteries, wherein a metal-containing solution that is obtained by leaching the battery powder contains lithium ions, magnesium ions, and at least one kind of met...
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WO/2024/048564A1 |
An active material according to the present invention comprises: at least one element M selected from the group consisting of nickel, cobalt, manganese, and lithium; and an element X differing from the element M. The element X is at leas...
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WO/2024/045514A1 |
Provided in the present application is a method for recovering black powders of a lithium iron phosphate battery. The recovery method comprises the following steps: (1) sequentially subjecting the black powders to be recovered of a lithi...
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