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Matches 1 - 50 out of 2,470

Document Document Title
WO/2020/185777A1
A process for water removal and/or recycling of sodium sulphate and/or sodium dithionate containing liquors derived from processing a cobalt resource derived from components of lithium ion batteries comprising steps of deriving from the ...  
WO/2020/179695A1
Provided is an apparatus for roasting a lithium ion battery waste, in which the efficiency of a heating treatment can be improved and the rate of recovery of a valuable metal can be improved. One example of the apparatus for roasting a l...  
WO/2020/171009A1
Provided is a lithium recovery method whereby highly pure lithium can be recovered from a fluid to be processed that has lithium and an inorganic salt dissolved therein. The lithium recovery method has: a concentration step S8 in which t...  
WO/2020/169777A1
The invention relates to a process for producing solid particles made of an inorganic solid containing at least one alkali metal and/or alkaline earth metal, comprising at least the following steps: a) providing the inorganic solid conta...  
WO/2020/161339A1
The invention relates to a method (300) for extracting lithium from an assembly of at least one electric battery cell comprising solid lithium metal, such as a lithium-metal-polymer battery, said method (300) comprising an extraction pha...  
WO/2020/154518A1
Methods of making carbonate aggregates are provided. Aspects of the methods include: preparing a carbonate slurry, subjecting the carbonate slurry to rotational action, e.g., by introducing the carbonate slurry (optionally with an aggreg...  
WO/2020/146956A1
A process for the selective recovery of lithium values from feedstock is provided. The process includes concentration by one or more of air classification and flotation; selective leaching to remove Mg, Ca or Na formations; and leaching/...  
WO/2020/112813A8
A method includes processing at least one battery into a plurality of core sections. Each core section in the plurality of core sections includes an anode section, a cathode section including a cathode material, a separator section dispo...  
WO/2020/137974A1
The present invention relates to an alkali metal salt manufacturing method that is characterized by including: a pretreatment step in which a refining-inhibiting substance is removed from an aqueous solution of an alkali metal salt, usin...  
WO/2020/128137A1
A method of treating process water of a flotation plant (1) is disclosed. The flotation plant (1) comprises a mineral flotation line (10) and a process water circuit (20) for treating underflow and/or overflow of the flotation line. The ...  
WO/2020/124130A1
A method for the recovery of metals from a feed stream containing one or more value metals and lithium, the method comprising: subjecting the feed stream to a sulphuric acid leach to form a slurry comprising a pregnant leach solution of ...  
WO/2020/118436A1
Processes for the recovery or purification of lithium species from various sources are described. Such sources include natural sources or deposits, such as in mining applications, and synthetic or non-natural sources, such as in the recy...  
WO/2020/115369A1
The present invention concerns a process for producing calcium carbonate from a calcium- containing alkaline slag material, the process containing the steps of - extracting the alkaline slag material in a series of extraction steps, incl...  
WO/2020/116795A1
The present invention relates to a method for producing lithium hydroxide from a lithium concentrate by mixing and roasting the lithium concentrate with sodium sulfate, the method being capable of efficiently recovering lithium ions from...  
WO/2020/112813A1
A method includes processing at least one battery into a plurality of core sections. Each core section in the plurality of core sections includes an anode section, a cathode section including a cathode material, a separator section dispo...  
WO/2020/107074A1
A process and system are disclosed for producing lithium oxide from lithium nitrate. In the process and system, the lithium nitrate is thermally decomposed in a manner such that a fraction of the lithium nitrate forms lithium oxide, and ...  
WO/2020/081707A3
Methods and systems for removing impurities from a molten salt stream are provided. A molten salt stream is provided that comprises a mixture of compounds selected from the group consisting of LiF, BeF2, and NaF, and ZrF4. The molten sal...  
WO/2020/104164A1
The present disclosure concerns a process for the concentration of lithium in metallurgical fumes. The process comprises the steps of: - providing a metallurgical molten bath furnace; - preparing a metallurgical charge comprising lithium...  
WO/2020/090690A1
This method is for treating a lithium ion secondary battery positive electrode active substance waste product that contains cobalt, nickel, manganese and lithium, and involves: a carbon mixing step in which a powder-form positive electro...  
WO/2020/093041A1
Provided are processes for extracting nickel and lithium from a Nickel(II)/Lithium(I) (Ni2+/Li+) solution. The process for extracting nickel and lithium includes providing a Ni2+/Li+ solution comprising an amount of lithium and an amount...  
WO/2020/092157A1
Processes are described for extracting metals from a combination derived from spent lithium-ion batteries and comprising such metals, a liquid, an acid, and other components.  
WO/2020/078928A1
The facility for separating a multivalent cationic species, from a solution comprising this multivalent cationic species and lithium, comprises a capturing device (3) which has an inlet (2) and an outlet (4). The capturing device (3) com...  
WO/2020/078779A1
The present invention relates to a process for the recovery of transition metals from batteries comprising treating a transition metal material with a leaching agent to yield a leach which contains dissolved copper impurities, and deposi...  
WO/2020/076315A1
Systems and methods are described in which spent pickle liquor from metal cleaning processes is utilized to regenerate a lixiviant used to recover valuable metals from industrial waste and other sources. The spent pickle liquor is neutra...  
WO/2020/073079A1
A method to produce a brine from mixed alum salts, the method comprising the steps of: (i) Dissolving or pulping alum salts (1) containing rubidium alum, cesium alum and/or potassium alum in water or a recycled liquor and adding a neutra...  
WO/2020/047401A1
The disclosure relates to compositions and methods of treating cancer in a subject. The method comprises administering to a patient in need of treatment an effective amount of supercritical CO2 neem extract.  
WO/2020/033988A1
An electrochemical method for separating impurities from aqueous solutions, comprises the steps of circulating an aqueous feed solution containing an impurity ion to a cathode chamber of an electrochemical cell containing a cathode; circ...  
WO/2020/033987A1
A method for improved processing of lithium metallurgical solutions comprises the steps of: i. Directing a lithium leach solution containing magnesium to an electrochemical magnesium removal step to form a magnesium depleted lithium leac...  
WO/2020/028980A1
The present disclosure broadly relates to a process for recovering magnesium as magnesium oxide and fibrous amorphous silica from serpentinite feedstocks. More specifically, but not exclusively, the present disclosure relates to metallur...  
WO/2020/031178A1
The invention relates to hydrometallurgical method for recovering metals from spent energy storage devices. The method comprises combining aqueous hydrobromic acid leach solution and an electrode material of spent energy storage devices ...  
WO/2020/021365A1
Plant for disposing and recovering lithium batteries, comprising: storage (10); supply (20); - crushing (30), submerged in liquid solution and in overpressure of inert gas, for destroying the batteries through cutting discs (32) and mill...  
WO/2020/019026A1
The disclosure relates to processes for extracting lithium from an uncalcined lithium- bearing silicate and recovering a lithium salt therefrom. A slurry of the uncalcined lithium-bearing silicate and a caustic solution is heated in an a...  
WO/2020/011765A1
Process for the recovery of transition metal from spent lithium ion batteries containing nickel, wherein said process comprises the steps of (a) heating a lithium containing transition metal oxide material to a temperature in the range o...  
WO/2020/010313A1
The present disclosure relates, according to some embodiments, to a method for recovery of lithium ions from a lithium-ion containing liquid, the method comprising the steps of coating a nanoparticle with a styrene monomer; polymerizing ...  
WO/2020/007062A1
A fluidized bed two-stage gasification and flash light calcined magnesite integration process, wherein a fuel is dried/pyrolyzed or partially gasified in a pyrolyzer; a product of the pyrolyzer is continually gasified in a gasifier, and ...  
WO/2020/005657A1
Methods and systems for the production and delivery of lithium metal of high purity are provided. More particularly, methods and systems for lithium metal purification, delivery and deposition are provided. In at least one aspect, a liqu...  
WO/2019/241289A1
Provided is a method of extracting a metal ion, which comprises contacting a compound of formula (R2SiO)n with a source of the metal ion, whereby the compound and the metal ion form a complex, wherein each R is independently C1-10oalkyl,...  
WO/2019/227157A1
A process for recovering lithium phosphate and lithium sulfate from a lithium-bearing solution, such as a brine or pregnant process liquor is described. The process includes adding phosphate to the lithium-bearing solution to precipitate...  
WO/2019/227158A1
A process for recovering lithium phosphate and lithium sulfate from a lithium-bearing silicate is described. The process includes adding from 800 kg/t to 1600 kg/t of sulfuric acid to a slurry of the lithium-bearing silicate and from 40 ...  
WO/2019/226863A1
The present disclosure relates to calixpyrrole compounds and compositions thereof. The calixpyrrole compounds are chemical groups which are located in such a manner so as to be useful for the selective extraction of specific salts. Also ...  
WO/2019/220004A1
The present invention relates to a method and arrangement for recovering lithium hydroxide from a mineral containing lithium, by pulping the raw material containing lithium in the presence of water and an alkali metal carbonate,leaching ...  
WO/2019/210351A1
A process for the processing of mica rich minerals, the process comprising passing an ore or concentrate (1) containing a mica rich mineral to a pre-treatment phase, the pre-treatment phase including a size separation step (20) to produc...  
WO/2019/210350A1
A process for the processing of silicate minerals, the process comprising passing an ore or concentrate (1) containing a silicate mineral to a pre-treatment phase, the pre-treatment phase including a size separation step (20) to produce ...  
WO/2019/197192A1
Process for the recovery of transition metal from spent lithium ion batteries containing nickel, wherein said process comprises the steps of (a) heating a lithium containing transition metal oxide material to a temperature in the range o...  
WO/2019/190163A1
The present invention relates to a method for manufacturing high-purity vaterite-type or calcite-type calcium carbonate by using indirect carbonation of seawater, wherein: calcium of alkaline industrial byproducts (CKD and PSA), CaO, and...  
WO/2019/190301A1
Described as a method for recovering lithium from clay, which comprises: (a) providing a quantity of clay that has a content of muscovite and sanidine clay; (b) separating the clay particles that have a particle size of less than 20 ┬Ám,...  
WO/2019/176175A1
Provided is a solvent extraction method capable of selectively separating magnesium from an acidic aqueous solution of sulfuric acid. This solvent extraction method is for extracting magnesium in an organic solvent by bringing an acidic ...  
WO/2019/173716A1
A lithium extraction composite comprising: (i) a porous support and (ii) particles of a lithium-selective sorbent material coated on at least one surface of the support, wherein the support has a planar membrane, fiber (or rod), or tubul...  
WO/2019/168941A1
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. For the extraction of lithium from the liquid resou...  
WO/2019/161447A1
A process is described for the recovery of manganese sulphate and manganese oxides from manganese-bearing feedstocks, comprising leaching the feed material in sulphuric acid, followed by selective crystallisation of manganese sulphate he...  

Matches 1 - 50 out of 2,470