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WO/2023/211913A1 |
A leaching tank that can be used in an interstage screening process includes a draft tube with an impeller that extracts slurry or liquid from an interior of a screen basket mounted in the leaching tank. The impeller is driven by a motor...
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WO/2023/210604A1 |
The present invention pertains to a method for producing a sulfide-based solid electrolyte, the method including heating/melting a raw material under an elemental sulfur-containing gas atmosphere. The raw material includes a source of li...
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WO/2023/209105A1 |
It relates to a process for the recovery of a platinum group metal (PGM) material comprising platinum from a waste material which comprises a spent solid residue containing platinum and optionally palladium, which comprises the steps of:...
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WO/2023/205684A1 |
The subject invention provides safe, environmentally-friendly compositions and efficient methods for extracting impurities from gold ore. More specifically, the subject invention provides compositions derived from microorganisms for pre-...
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WO/2023/204761A1 |
Systems and methods for recovering lithium (Li) from a lithium-ion battery waste stream including lithium sulfate (Li2SO4), sodium sulfate (Na2SO4), and water (H2O) are provided. The systems may include an evaporator unit with an optiona...
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WO/2023/205073A1 |
The present disclosure relates to the extraction of lithium from liquid resources such as natural and synthetic brines, leachate solutions from clay s and minerals, and recycled products.
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WO/2023/204326A1 |
The present invention relates to a solvent extraction method for separation and recovery of nickel, cobalt, manganese, and zinc and, more specifically, to a solvent extraction method for separation and recovery of nickel, cobalt, mangane...
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WO/2023/205285A1 |
The present disclosure includes systems and methods for extracting a target element, such as lithium, from a brine. For example, some aspects include a method of extracting lithium including mixing a first brine with an extraction agent ...
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WO/2023/203298A1 |
The present invention relates to a method for irrigating a porous substrate, comprising the steps of: preparing a foam consisting of a dispersion of air bubbles in a foaming aqueous solution, said foam comprising a liquid fraction of les...
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WO/2023/199270A1 |
A method for recovering metals from scrap sources. The method includes obtaining scrap sources that include the metal to be recovered. The method also includes removing the metal from the scrap sources. Removing the metal from the scrap ...
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WO/2023/198692A1 |
The invention relates to a method and a facility (20) for recycling rechargeable battery cells (Z) or parts thereof which have electrolyte, lithium, and films provided with coating material, namely cathode films with a coating made of a ...
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WO/2023/200653A1 |
A method of processing brine comprising lithium. The method may include providing a feed brine and a draw brine to a first forward osmosis (FO) module, the feed brine and/or the draw brine comprising lithium, and forming a feed brine con...
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WO/2023/199263A1 |
The invention relates to a process for the production of a leaching composition obtained from dairy product waste, more particularly the invention relates to a process for the treatment of raw dairy and dairy product waste with particula...
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WO/2023/195533A1 |
The present invention provides a method for recovering a valuable metal from waste lithium ion batteries, the method being capable of recovering lithium at a high recovery rate, and enabling recycling of resources. A method for recoverin...
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WO/2023/194506A1 |
The present invention is related to a high-efficient and environmentally friendly recycling method of Lithium-Ion Batteries comprising disassembling the Lithium-Ion Batteries to obtain the Lithium-Ion Battery cell components, e.g. the ca...
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WO/2023/196348A1 |
Method(s) and system(s) for the direct production of lithium and other metals from a brine solution containing salts of various metal cations at room temperature via a combined sorbent extraction and electrochemical extraction/plating pr...
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WO/2023/195565A1 |
The present invention relates to a solvent extraction method for selectively recovering nickel, cobalt and manganese, and, more specifically, to a solvent extraction method for selectively recovering nickel, cobalt and manganese, the met...
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WO/2023/186889A1 |
The present invention relates to a process for obtaining graphite, and optionally metals of value, which are preferably selected from at least one of the metals of the first and/or the third main group and/or at least one of the metals f...
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WO/2023/187107A1 |
The present invention relates to a method and apparatus for continuous dissolution of a substance in a solvent, wherein the method and apparatus serially enriches successive volumes of solvent with solute by circulating one volume of sol...
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WO/2023/190768A1 |
Provided is a method for recovering a platinum group element from a solution containing a platinum group element, the method using a capture agent to induce adsorption of the platinum group element by the capture agent. In this method, t...
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WO/2023/190908A1 |
This method for separating cobalt and nickel comprises: a step (S3) for immersing an electrode material for a lithium-ion secondary battery in a processing liquid including sulfuric acid and hydrogen peroxide to obtain a leeching solutio...
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WO/2023/191722A1 |
The present invention relates to a composition comprising a strong base, an oxidant and a thiocyanate, wherein the composition has a pH in the range of 12 to 14. The present invention also relates to a method of preparing such a composit...
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WO/2023/192810A2 |
A versatile and efficient method is described for recovering a high-purity material (target) or multiple materials (targets) from a complex mixture in batch or continuous chromatography systems. If perfectly selective sorbents are availa...
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WO/2023/191030A1 |
Provided is an electrode material leaching method for performing acid leaching on an electrode material of a lithium-ion secondary battery, the electrode material leaching method being characterized in that: the electrode material leachi...
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WO/2023/186890A1 |
The present invention relates to a process for obtaining graphite, and optionally metals of value, which are preferably selected from at least one of the metals of the first and/or the third main group and/or at least one of the metals f...
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WO/2023/186883A1 |
The invention relates to a method for preparing and evaluating lithium-ion batteries, having at least one step in which the batteries (2, 10) or comminuted in the presence of an aqueous medium (12), wherein the batteries (2, 10) are comm...
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WO/2023/189211A1 |
This cobalt and nickel recovery method comprises: a pretreatment step for removing either/both copper ions or/and iron(III) ions contained in a raw solution containing either/both cobalt or/and nickel; and a xanthate treatment step for a...
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WO/2023/186567A1 |
The invention relates to a process for obtaining SE oxides from a starting material comprising one or more SE compounds of formula SEFeB, said process comprising the following steps: comminuting the starting material by means of hydrogen...
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WO/2023/186891A1 |
The invention relates to a method for obtaining graphite, and optionally metals of value, which are preferably selected from at least one of the metals of the first and/or the third main group and/or at least one of the metals of the 7th...
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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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WO/2023/189436A1 |
A method for leaching at least one metal in battery powder containing at least copper and one or more of cobalt and nickel, the method including a leaching process repeating multiple times, wherein the leaching process includes: a first ...
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WO/2023/188489A1 |
This method for leaching metals in a battery powder containing at least copper as well as cobalt and/or nickel has a leaching process repeated a plurality of times. The leaching process includes: a first leaching step for leaching the me...
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WO/2023/190990A1 |
In this lithium recovery device 1, a processing tank 7 is provided that is partitioned into an acid recovery tank 11, a lithium supply tank 12, an alkali recovery tank 13, and a lithium recovery tank 14, in that order. The lithium recove...
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WO/2023/191737A1 |
The invention relates to a new method for obtaining Zn and Pb metals from Zn-Pb ores which is using non-aqueous solvents such as molecular organic solvents, ionic liquids, and deep eutectic solvents instead of aqueous solutions and which...
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WO/2023/185097A1 |
Disclosed in the present invention are a system for extracting lithium from seawater by using offshore wind power and a working method. According to the present invention, lithium ions and chloride ions in the seawater are respectively a...
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WO/2023/192192A1 |
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 with the assistance of an alternate phase.
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WO/2023/183177A1 |
Black mass from disused lithium batteries is leached for recovery of various metals in a process that includes precipitation, solvent exchange, ion exchange, and salt splitting to create multiple product streams for recovery of pure valu...
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WO/2023/180673A1 |
The invention relates to a method for recovering indium contained in a substrate comprising an indium tin oxide film locally covered with a metal layer that is is made of silver or a platinum-group metal, the method comprising a dissolvi...
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WO/2023/180174A1 |
The present invention relates to a method for the elution of aluminum ions and/or zinc ions of polymers containing aminomethylphosphonic acid groups.
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WO/2023/182562A1 |
The present invention relates to a method for recovering, at a high level of purity, valuable metals contained in waste product powder by selectively removing impurities therefrom by means of leaching, purification, and solvent extractio...
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WO/2023/182561A1 |
The present invention relates to a method that allows, from lithium secondary battery waste material powder, removal of impurities, such as iron and aluminum, by means of a solvent extraction technique and the like, and recovery of valua...
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WO/2023/175161A1 |
The present disclosure relates to a process for generating a metal-containing aqueous solution, the process comprising carrying out acid leaching on a lithium-containing feedstock and carrying out acid leaching on a metal-based raw mater...
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WO/2023/176545A1 |
A method for processing a lithium ion secondary battery according to the present invention comprises: a grinding and classification step (S02) in which a lithium ion secondary battery is ground and classified so as to obtain an electrode...
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WO/2023/175157A1 |
According to an example aspect of the present invention, there is provided a method for processing a black mass to battery chemicals. The method comprises leaching the black mass using sulfuric acid and a reducing agent to produce a firs...
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WO/2023/173221A1 |
The present invention concerns new strains of cyanogenic bacteria, and more particularly alkali-tolerant Pseudomonas bacteria, that are useful to gold mining activities. These bacteria are useful to leach gold from any source including o...
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WO/2023/173133A1 |
Method(s) and apparatus for direct lithium extraction from brine solutions via a combined solvent extraction and electrowinning process. This process involves solvent extraction integrated with an electrodeposition of lithium metal from ...
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WO/2023/172086A1 |
The present invention has the advantage of recovering high-purity lithium hydroxide from a discarded sagger that is to be scrapped, by pulverizing the sagger and then recovering nickel oxide and cobalt oxide, which are positive electrode...
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WO/2023/167910A1 |
A method and apparatus are presented for recovering a target metal from a feed material. The method includes: contacting the feed material with a lixiviant adapted to leach target metal from a feed material feed stream in a leaching circ...
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WO/2023/166118A1 |
The present invention provides a process for the preparation of a nickel sulphate solution in a column reactor, whereby metal particles containing nickel are reacted with an oxidative leach solution comprising sulphuric acid and hydrogen...
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WO/2023/163658A2 |
Processes and systems for recovering metals from a lithium-ion battery waste stream include optionally conducting a leaching process to form a leachate stream, purifying the leachate stream in a first reactor to remove fluorine (F), phos...
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