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WO/2024/089526A1 |
A process for the decomposition of a rare earth-bearing mineral comprises the steps of providing a bed comprising a feedstock material mixed with a source of an oxoacid of sulphur on a conveyor movable by a conveyor system, the feedstock...
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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/2024/090313A1 |
The present invention provides a method for recovering valuable materials from lithium ion secondary batteries, the method comprising: a heat treatment step in which a heat treated material is obtained by subjecting lithium ion secondary...
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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/2024/083881A1 |
The present invention provides a process for selective leaching of nickel from a mixed hydroxide precipitate comprising nickel, cobalt, manganese and carbon, wherein carbon is comprised as organically bound carbon and/or graphite in an a...
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WO/2024/086299A1 |
A valve seat and blast tube assembly comprising: a valve seat coaxially disposed within a blast tube/choke assembly, the valve seat comprising a valve seat housing; a flash vessel flange comprising a central aperture, the valve seat disp...
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WO/2024/082020A1 |
The invention relates to a method of providing an ore concentrate solution suitable for beneficiation processing, the method including the step of contacting an ore with one or more metal bases at elevated temperature. The one or more me...
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WO/2024/082063A1 |
A method for direct cathode regeneration from spent lithium-ion batteries. The method includes treating black mass with organic acids to leach the valuable metal elements, and the residual impurities removal by filtration and further tre...
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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/2024/082057A1 |
A process for the extraction and recovery of rare earth elements is described herein. More specifically, the process comprises leaching the rare earth element-containing material in an acidic solution while simultaneously sonicating the ...
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WO/2024/042238A3 |
Provided herein are a biological sorbent reagent for extracting a metal from a solution comprising the metal, comprising one or more of a Mucoromycota fungus and a prepared or processed biomass of the Mucoromycota fungus, a biological so...
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WO/2024/084233A1 |
The present invention provides a process for producing high purity lithium carbonate from lithium-mica. The process comprises pelletising a lithium-mica with a mixture of reagents; and calcining the pelletised lithium-mica reagent mixtur...
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WO/2024/084289A1 |
The present invention relates to a blanket, cover or coating (1, 1') for the distribution and/or extraction of a flow of fluid towards and/or from a leach heap that it covers, the configuration of which allows the distribution and/or ext...
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WO/2024/081701A1 |
Leaching solutions useful for extracting metals from ore. The leaching solutions include a leaching aid and an oxidant. The oxidant may be introduced into the leaching solution or a raffinate from a mining operation in the form of nanobu...
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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/2024/079439A1 |
A method of treating zinc-containing by-product is provided. The method comprises contacting an aqueous liquid with slag to produce a treatment composition having a pH of from 8 to 11; and contacting the treatment composition with ferrou...
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WO/2024/081705A1 |
Disclosed herein are leaching solutions including a leaching additive having at least one organic compound having a sp3 hybridized sulfur and/or a sulfoxide; and a lixiviant. Also disclosed are methods of preparation and use thereof.
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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/2024/079539A1 |
The invention relates to a method and a system for the processing of rare earth concentrate, which allow efficiency to be improved in terms of recovering the mineral and the resources involved in the process. The method comprises the ste...
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WO/2024/073811A1 |
A method (10) for the optimisation of feed for downstream processing, the method (10) comprising the method steps of: passing a sulphide ore concentrate (20) to a first leach step (12), in which is produced a leach discharge slurry (34);...
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WO/2024/076100A1 |
The present invention provides a method for recovering nickel hydroxide and nickel sulfate from nickel-containing materials, wherein the nickel-containing materials are crushed and pulverized and then leached with sulfuric acid, leached ...
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WO/2024/074783A1 |
The invention relates to the use of a lipophilic derivative of an aminopolycarboxylic acid as an extractant to extract at least one rare earth from an acidic aqueous solution. Applications: production of rare earths from concentrates der...
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WO/2024/073856A1 |
A method of separating one or more metal compounds from a feed material stream that includes one or more metals, includes: subjecting the feed material stream to a metal compound precipitation process to yield a metal compound slurry; an...
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WO/2024/075425A1 |
Provided is a method for removing organic impurities from an impurity-containing organic solvent. After the viscosity of an impurity-containing organic solvent is adjusted in a viscosity adjustment step (S21): a sulfuric acid cleaning ...
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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/2024/073810A1 |
A method for preparing high-purity mixed nickel and cobalt sulphate, the method comprising the recovery of nickel and cobalt sulphate crystals from an organic phase rich in both nickel and cobalt by way of contacting the nickel and cobal...
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WO/2024/065007A1 |
The present invention relates to a method for producing an aluminous material from an aluminium-containing material, in particular a solid waste obtained from the combustion of coal. The method comprises providing an aluminium-containing...
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WO/2024/069241A1 |
The present invention relates to a cover device (1) for irrigation and gas removal in leaching heaps, which comprises at least one pad, mat or cover formed by a film or sheet (2), at least one watering or irrigation line (5) for solution...
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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/2024/069113A1 |
The present invention relates to a device (10) for recovering a radioactive isotope of interest present in the urine of a patient, intended to be connected to a toilet. The device includes a urine collector (12), a treatment unit (14) an...
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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/2024/072201A1 |
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/2024/073123A1 |
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/2024/066260A1 |
Disclosed in the present invention are a selenium-tungsten polyoxometalate and a preparation method therefor, and the use thereof in the ultra-filtration separation of actinide ions. The selenium-tungsten polyoxometalate {Se6W45} is [(CH...
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WO/2024/062285A1 |
The invention relates to a device for leaching the banks of a leach heap in order to perform differentiated irrigation and/or extraction of gases in different areas of a bank. The device comprises at least one sheet, at least one drive, ...
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WO/2024/060546A1 |
The present invention provides a method for feeding nickel, cobalt, and manganese metal liquids, comprising: respectively preparing three wet liquids; on the basis of an intelligent feeding system, performing calculation by means of a ca...
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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/2024/064332A2 |
Apparatus is provided for recovering mineral particles of interest from a pulp having crushed ore in a mining process, featuring: a conditioner configured to receive and condition a pulp having crushed ore with mineral particles of inter...
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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/2024/055071A1 |
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/2024/059371A1 |
The subject invention provides safe, environmentally-friendly compositions and efficient methods for solvent extraction. More specifically, the subject invention provides compositions derived from microorganisms for solvent extraction, w...
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WO/2024/055119A1 |
A solvent extraction (SX) cell for rare earth recovery comprising a mixer and a settler. The mixer includes a height and/or position adjustable mixer impeller and/or a fluid retaining inlet collar around a lower portion of the mixer impe...
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WO/2024/058441A1 |
Disclosed in the content of the present disclosure is a process for recovering a platinum-group metal with a high yield by using an organic phosphorus-based ionic liquid as an extracting agent, following bio-leaching of the platinum-grou...
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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/2024/056465A1 |
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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