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WO/2021/059942A1 |
The present invention provides a method for recovering scandium, said method being capable of efficiently recovering high-purity scandium from a solution that contains impurities together with scandium. The present invention is a metho...
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WO/2021/062174A1 |
Example implementations include a method of manufacturing a biochemical sensor by forming a fluid conduit in a microfluidic layer, forming an electrode on an electrode layer, forming a biochemical sensor on the electrode layer, bonding t...
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WO/2021/059940A1 |
The present invention provides a method for recovering scandium from an acidic solution, which contains at least scandium, nickel and chromium, through an ion exchange treatment using a chelating resin, said method recovering high-purity...
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WO/2021/061184A1 |
The subject matter described herein includes a method for extracting a desired metal from a substance. The method includes contacting the substance with an alkaline leach to separate the desired metal from the substance, providing ultras...
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WO/2021/054240A1 |
The present invention provides a pretreatment method for a nickel oxide ore slurry, said method being capable of controlling the sedimentation rate of an ore slurry to a predetermined value for the purpose of suppressing increase in the ...
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WO/2021/053514A1 |
Processes are provided for the selective recovery of lithium from brines using aqueous redox reactions, involving lithium extraction into a particulate ferric phosphate solid in the form of an iron (III) heterosite, in the presence of a ...
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WO/2021/043303A1 |
Provided are a use of the phosphoryl carboxylic acid represented by general formula I below or a salt thereof in separating yttrium and a method. R1 is substituted or unsubstituted C1-4 linear alkylene, and the substituted substituent is...
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WO/2021/045709A1 |
The invention relates to the platinum recovery method to obtain platinum with minimum 99.95% purity from platinum-containing scraps, the method comprises the process steps of precipitating and filtrating potassium hexachloro platinate by...
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WO/2021/045489A1 |
A gold recovery method using microwaves is disclosed. A gold recovery method using microwaves, according to an embodiment of the present invention, comprises the steps of: mixing, into an acidic solution, concentrates comprising gold; ir...
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WO/2021/036263A1 |
Disclosed is a method for extracting lithium from a carbonate clay type lithium ore by an ion exchange method, relating to the technical field of lithium extraction. According to the method, iron salt is used as an extractant to perform ...
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WO/2021/039876A1 |
The objective of the invention is to provide a highly energy-efficient novel production method for producing a beryllium solution. The beryllium solution production method (M10) includes a main heating step (S13) of dielectrically heatin...
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WO/2021/035282A1 |
The present disclosure relates to the field of chemical compounds, compositions and processes. More specifically, the present disclosure relates to compositions having a high-loading capacity in an aqueous medium and to compositions, pro...
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WO/2021/039875A1 |
The purpose of the present invention is to provide a novel method for producing a beryllium solution by dissolving a beryllium oxide, the method being highly energy efficient. This method (M10) for producing a beryllium solution includes...
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WO/2021/040546A1 |
The method of separating grains of valuable minerals, precious metals, rare-earth metals, precious and semi-precious stones from natural ores in the aquatic environment by means of the phenomenon of adhesion, consecutively covering known...
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WO/2021/038449A2 |
This invention relates to a method of treating sulphide ore in a standard design sulphide concentrator plant, the plant comprising: one or more ore crushing standard design unit/s; a primary gangue rejection section comprising: one or mo...
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WO/2021/030905A1 |
The disclosure provides a magnetic reagent comprised of a recombinant yeast cell having the following genetic modifications: impairment of the CCC1 gene; addition of at least one copy of a human ferritin gene complex; addition of at leas...
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WO/2021/034180A1 |
The invention relates to hydrometallurgical methods for in-situ leaching of non-ferrous and rare metals, more particularly to recovering metals from solutions by extraction, and can be used when processing ores and waste of non-ferrous a...
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WO/2021/028201A1 |
A process is disclosed for the recovery of valuable metals from oxidic ores, in particular from polymetallic nodules. The process is suitable for the recovery of Cu, Co, Ni, Fe, and Mn, which are the main metals of interest in such polym...
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WO/2021/028685A1 |
The present invention relates to the desulfurisation of lead-containing waste. In particular, the present invention relates to a method in which lead-containing waste is desulfurised to form a desulfurised lead-containing waste material ...
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WO/2021/024936A1 |
Provided is technology that is capable of suppressing leakage of gas from detoxification equipment, which detoxifies hydrogen sulfide gas, to the outside of the equipment with greater reliability. The present invention is equipment (de...
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WO/2021/024935A1 |
Provided is a detoxification facility for detoxifying hydrogen sulfide gas, wherein gas leakage from the facility to the outside is inhibited with greater accuracy. The present invention is a facility (detoxification facility) 1 for de...
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WO/2021/024878A1 |
Provided is a cleaning method that is efficient and contributes to improving the productivity of filtration membranes that are used when, in a step for purifying scandium components, which are valuable metals, from an acidic solution com...
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WO/2021/018788A1 |
A process for the recovery of one or more transition metals and lithium from waste lithium ion batteries or parts thereof is disclosed. The process comprising the steps of (a) providing a particulate material containing a transition meta...
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WO/2021/016700A1 |
The present disclosure concerns an aluminosilicate having a Blaine fineness of about 500 m2/kg to about 3000 m2/kg and/or a specific surface area of about 4 m2/g to about 20 m2/g, as well as the uses thereof. The present disclosure also ...
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WO/2021/018372A1 |
The invention relates to a method for recycling lithium batteries, comprising the steps of: (a) breaking down a ground material (10), containing ground components of electrodes of lithium batteries, with concentrated sulphuric acid (12) ...
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WO/2021/018778A1 |
A process for the recovery of lithium from waste lithium ion batteries or parts thereof is disclosed. The process comprising the steps of (a) providing a particulate material containing a transition metal compound and/or transition metal...
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WO/2021/018796A1 |
A process for the recovery of one or more transition metals and lithium from waste lithium ion batteries or parts thereof is disclosed. The process comprising the steps of (a) providing a particulate material containing a transition meta...
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WO/2021/019983A1 |
The purpose of the present invention is to react radioactive zirconium at a high reaction rate to synthesize a zirconium complex even using low-concentration DOTA or NOTA. A mixed solution, obtained by finally mixing zirconium dissolved ...
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WO/2021/014095A1 |
The present invention relates to a method for extracting a refractory metal selected from Nb, Ta, Mo, W and V, from a solid material comprising the refractory metal in an oxidised form, the method using a layered double hydroxide, and th...
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WO/2021/010165A1 |
The present invention provides a method for efficiently separating and removing manganese from an acid solution containing scandium and manganese. The present invention pertains to a method for recovering scandium from an acid solution c...
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WO/2021/010180A1 |
Provided is a scandium recovery method which enables scandium precipitate having excellent solid-liquid separability (filtration properties) to be obtained from a hydrochloric acid solution containing scandium, and which effectively reco...
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WO/2021/010577A1 |
The present invention relates to a method of recovering metals remaining in plating wastewater by using a wet treatment process capable of selectively precipitating, and thus recovering, chromium (Cr), nickel (Ni), and zinc (Zn) in plati...
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WO/2021/010868A1 |
A gallate solution is produced from a gallium-containing alkaline solution. The method comprises sorption of gallium from a circulating solution on an ion-exchange resin based on a divinylbenzene polymer, desorption of the gallium with a...
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WO/2021/009503A1 |
A process for the preparation of purified potassium chloride comprises the at least partial removal of one or more class 1 heavy metal impurity (lead, arsenic, cadmium and/or mercury) from potassium chloride process liquor by an ion exch...
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WO/2021/011926A1 |
In one aspect, the disclosure relates to a continuous process for treating acid mine drainage while simultaneously recovering a high-grade rare earth preconcentrate suitable for extraction of commercially valuable rare earth oxides. In a...
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WO/2021/005007A1 |
The present invention relates to a gold extraction set-up (100, 200, 300, 400a, 400b, 500a, 500b, 500c) for gold extraction from natural, industrial or mining fluids having a volume of greater than 500 m³, wherein the gold extraction se...
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WO/2021/005526A1 |
An improved method for recovering metals from spent catalysts, particularly from spent slurry catalysts, is disclosed. The method and associated processes comprising the method are useful to recover catalyst metals used in the petroleum ...
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WO/2021/006144A1 |
Provided is a method capable of efficiently recovering scandium from an acidic solution including scandium, by ensuring separability between scandium and an impurity element. A method for recovering scandium according to the present in...
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WO/2021/003521A1 |
A method of processing a gold-containing ore that contains reactive sulphide minerals that includes selecting processing conditions to optimize liberating gold in reactive sulphide minerals and processing the ore in accordance with the s...
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WO/2021/002332A1 |
Provided is a method for removing iron, silica, and other impurities from a titanium-containing iron ore or an analogue thereof by an industrially advantageous method to produce a high-quality titanium concentrate. In the present inven...
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WO/2021/000721A1 |
Disclosed is a method for saponifying a rare-earth organic extractant, wherein the specific steps thereof are as follows: step I, dissolution of a raw ore; step II, adjustment of an enrichment liquid; step III, preparation of an extracta...
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WO/2021/001690A2 |
The present disclosure is directed to a gold recovery process in which activated carbon or another carbon-based material is used to accelerate thiosulfate leaching of gold from a gold-bearing material.
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WO/2020/260447A1 |
The present invention relates to stabilized polymer membranes for selective separation of metal ion complexes comprising a porous support and a polymer membrane.
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WO/2020/257849A1 |
A process for recovering rare earth elements from a rare earth element containing ore, the process comprising: adding an amount of a silicon containing source to the rare earth element containing ore to form a mixture; subjecting the mix...
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WO/2020/257937A1 |
An apparatus and method for recovering metal from a solution comprising a metal-selective sorbent disposed in a column. Additional embodiments provide for using a metal-selective membrane configured for selective transport, isolation, re...
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WO/2020/260748A1 |
Disclosed is an apparatus for handling solid material (7), comprising one or more transport tubes (12) arranged to receive a unit dose (10) of the material (7) to be treated, one or more treatment containers (29, 30, 31), and a source (2...
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WO/2020/259500A1 |
The present invention relates to the technical field of vanadium hydrometallurgy, and specifically relates to a method for clean vanadium extraction by carbonation leaching of vanadium slag. The technical problem to be solved by the pres...
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WO/2020/257702A1 |
Described in this disclosure are rare earth element (REE)-binding proteins (e.g., lanthanide-binding proteins), host cells expressing the REE-binding proteins, and methods of recovering REEs.
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WO/2020/257074A1 |
Systems and methods for extracting lithium metal ions from a lithium containing ore such as spodumene or lithium salts are provided. The lithium ore or salt is suspended in a hydroxide salt or eutectic and heated to produce a molten salt...
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WO/2020/248171A1 |
Disclosed is a method for the extraction of high-purity lithium with low energy consumption by means of multi-stage recovery, comprising: pre-treating a raw material solution to produce a precursor lithium ion solution containing lithium...
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