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WO/2016/156409A1 |
The invention provides an assay for identifying a bacterium capable of binding elemental heavy metal, comprising the following steps: cultivating a test bacterium in a suitable first culture medium; immersing at least a surface portion o...
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WO/2016/156405A1 |
The invention provides an assay for identifying a bacterium capable of binding elemental heavy metal, comprising the following steps: cultivating a test bacterium in a suitable first culture medium; immersing at least a surface portion o...
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WO/2016/159001A1 |
This method for removing iron from an iron-containing solution removes iron from an iron-containing solution that includes iron ions, wherein in a mixture obtained by adding a lithium ion cell positive electrode material that contains ma...
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WO/2016/159002A1 |
This method for removing copper from lithium ion battery scrap is a method for removing copper from lithium ion cell scrap that contains copper, wherein the method comprises: a leaching step for adding the lithium ion battery scrap to an...
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WO/2016/161032A1 |
Collectors for the beneficiation of a crude mineral ore and methods for making and using same. The collector can include a mixture of an oligomeric acid and a rosin oil. The oligomeric acid can include a dimer acid, a trimer acid, or a m...
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WO/2016/157629A1 |
Provided is a method for manufacturing a nickel and cobalt mixed sulfide that is capable of stabilizing nickel and cobalt concentrations in the sulfidation end solution at low levels and of limiting decreases in nickel and cobalt recover...
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WO/2016/151190A1 |
The invention relates to a method for regenerating the extractive potential of an organic hydroxyoxime-based ex- traction solution used in the recovery of metals by liquid- liquid extraction. The method is two-stage, in which a solid hyd...
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WO/2016/151959A1 |
Provided is a method for recovering scandium, which enables easy and efficient recovery of high-quality scandium from an acidic solution containing scandium. According to this method for recovering scandium, an acidic solution containing...
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WO/2016/152690A1 |
Provided is a production method that, using an industrially inexpensive H2 gas, generates coarse-grained high-purity Co powder from a sulfuric acid cobalt amine complex solution by using minute Co powder. A production process is for gene...
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WO/2016/150022A1 |
A process for recovering chromium from hexavalent chromium-containing wastewater comprises the following steps: (1) extracting hexavalent chromium in wastewater to an organic phase by using an extracting agent, and separating hexavalent ...
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WO/2016/151949A1 |
A method for producing a copper which comprises: a first step wherein a copper-containing material is added into a solution containing an oxidant so as to dissolve copper therein; and a second step wherein a solution (A) that contains an...
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WO/2016/148305A1 |
A method of leaching copper from a copper sulfide ore which includes adding a potential adjustment agent for lowering a potential of a leaching solution obtained after leaching copper from the copper sulfide ore by using iodide ion and i...
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WO/2016/146892A1 |
A method is disclosed for recovering gold from a gold-containing organic solution containing soluble gold. The method comprises contacting the gold- containing organic solution with an aqueous stripping solution in order to extract gold ...
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WO/2016/149303A1 |
A coalescing element for aggregating droplets of an emulsion. The coalescing element includes a nonwoven web substrate. A coalescer that includes the coalescing element can also include a housing and a fluid inlet and a fluid outlet each...
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WO/2016/141438A1 |
A process for the selective recovery of at least one Chalcophile Group Element ("CPM") as herein defined from a material containing the CPM and one or more non Chalcophile Group Elements ("NCE") as herein defined, said process including:...
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WO/2016/143837A1 |
An activated carbon regeneration method of the present invention is for eluting gold from activated carbon on which the gold has been adsorbed and thereafter recycling, in adsorption of the gold, the used activated carbon from which the ...
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WO/2016/139858A1 |
Provided is a method for producing nickel sulfide from an acidic sulfuric acid solution containing nickel, which is capable of suppressing particle diameters of nickel sulfide obtained thereby. The present invention is a method for produ...
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WO/2016/137356A1 |
The invention relates to hydrometallurgical methods for processing solutions comprising non-ferrous metals, by precipitating non-ferrous metal hydrates using a magnesium-containing precipitant. The essence of the invention consists in...
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WO/2016/136087A1 |
A wet smelting method for nickel oxide ores from which nickel, cobalt, etc. are recovered is provided with which it is possible to reduce the consumption of an acid in leaching, such as sulfuric acid, and to recover valuable metals such ...
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WO/2016/134420A1 |
A process is disclosed that enables a precious metal to be recovered from a sulfidic material. The process is particularly suited to treating single- and double-refractory pyritic materials such as pyrites and arsenopyrites. The process ...
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WO/2016/136069A1 |
Provided is a wet smelting method for nickel oxide ore that is capable of effectively reducing the amount of sulfuric acid used in the leaching step and the amount of a neutralizer such as slaked lime used in the final neutralization ste...
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WO/2016/134494A1 |
The invention relates to a system and a method for the hydromagnetic deposition of copper from copper electrolytes without the presence of pairs of anode-cathode electrodes. This electronic system is a device that, inter alia, aims to el...
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WO/2016/132629A1 |
Provided is a solvent extraction method in which when a solution containing a polymeric coagulant is subjected to solvent extraction, crud formation during the solvent extraction can be efficiently prevented to reduce the loss of valuabl...
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WO/2016/128942A1 |
An assembly (1) to perform a hydrometallurgical recovery of materials from electronic boards comprising: a) a basket (9) housing electronic boards, which comprises a mesh structure with meshes have dimensions ranging from 1 to 10 cm; b) ...
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WO/2016/127209A1 |
A process for improving the grade and optical quality of zircon, comprising: baking a mixture of a zircon feed and concentrated sulphuric acid at a baking temperature in the range of from 200 up to 400°C, and for a time to form water le...
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WO/2016/129560A1 |
Provided are a sulfuric acid adding facility and an operation method therefor which enable an increase in the maximum capacity and the operation rate of a sulfuric acid supply pump provided in the sulfuric acid adding facility. In a sulf...
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WO/2016/125386A1 |
Provided is a method for recovering scandium with which scandium can be efficiently recovered as high purity scandium oxide from a scandium-containing solution containing impurities such as iron without causing problems such as increased...
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WO/2016/123726A1 |
The invention relates to a combined electrolytic system for precipitating different types of metals (copper, zinc, nickel, cadmium, cobalt, silver, gold) and regenerating reagents for the leaching of metal sulphurs from solutions from le...
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WO/2016/120183A1 |
The present invention relates to a method for removing radioactive elements from a mixture, said mixture being treated with at least one alkane sulphonic acid and at least one additional acid, as well as to the use of at least one alkane...
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WO/2016/119003A1 |
A process (10) for the treatment of a lithium containing material (12), the process comprising the steps of: (i) Preparing a process solution from the lithium containing material (12); (ii) Passing the process solution from step (i) to a...
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WO/2016/117175A1 |
Provided are: an extractant which is capable of quickly and highly efficiently extracting zirconium from an acidic solution that is obtained by acid leaching a material containing zirconium and scandium such as an SOFC electrode material...
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WO/2016/100453A3 |
A system and method for improving leach kinetics and recovery during above-atmospheric leaching of a metal sulfide is disclosed. In some embodiments, the method may comprise the steps of: (a) producing a metal sulfide concentrate [34] vi...
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WO/2016/117051A1 |
Provided are a mineral slurry manufacturing facility and a mineral slurry manufacturing method by which mineral slurries having different solid component ratios can be uniformly mixed, and large quantities of mineral slurry can be contin...
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WO/2016/113940A1 |
Provided is a countercurrent type direct-heating heat exchanger having high heat exchange efficiency. This countercurrent type direct-heating heat exchanger A, which causes a heating subject fluid 1 and a heat medium 2 to flow counter to...
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WO/2016/115435A1 |
Extraction of rare earths from end-of-use machinery having rare earth magnets provides a closed-loop process towards recycling rare earths from comingled devices having embedded magnets such as motors, generators and disk drives. A low t...
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WO/2016/113946A1 |
The present invention provides a chromium-containing water treatment method that allows treatment of water that contains chromium (chromium-containing water) at low cost. A chromium-containing water treatment method according to the pres...
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WO/2016/112432A1 |
This invention relates to the beneficiation of titanium bearing materials having a substantial component of anatase and/or rutile and/or pseudorutile structure. Such materials include anatase ores and minerals and other sources of anatas...
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WO/2016/111571A1 |
The present invention relates to a method for collecting indium and tin using industrial waste and, more specifically, the method comprises: an inorganic acid mixing step for mixing an inorganic acid with industrial waste mixed with indi...
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WO/2016/106732A1 |
Disclosed is a method for recovering rare earth by fractional extraction. The method comprises the following steps: using a rare earth solution containing medium-heavy rare earth as a raw liquid with a pH value of 2.5-5.5, performing a f...
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WO/2016/108959A1 |
Various embodiments provide a leaching solution monitoring module comprising a first leaching solution distribution system interface, a flow meter in fluid communication with the first leaching solution distribution system interface, the...
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WO/2016/109183A1 |
Embodiments disclosed herein include multilayer films that have at least two layers. More particularly, disclosed in embodiments herein are multilayer films that include at least a first layer and a second layer, wherein the first layer ...
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WO/2016/108245A1 |
The invention is directed towards a process for complete conversion of multiple industrial wastes to sustainable alternatives and usable products resulting in water in-soluble product alike chemical gypsum useful for cement manufacturing...
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WO/2016/104113A1 |
The purpose of the present invention is to make it possible: to, before gold is eluted, effectively remove copper, iron, and sulfur, which are impurities from the standpoint of gold recovery, from activated carbon on which gold has been ...
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WO/2016/104594A1 |
In the present invention, a method for leaching valuable metals contained in a copper removal slime is characterized in that during oxidative leaching with hydrochloric acid of valuable metals contained in a copper removal slime by addin...
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WO/2016/099248A1 |
The invention relates to a leaching heap comprising: a container for the ore to be leached, the base of which is grooved and sloped; a resistant material coating the entire grooved base; a water-proofing membrane protecting all of the in...
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WO/2016/099249A1 |
The invention relates to a method for the extraction of metals from a mineral source by means of acid leaching, which method involves the following steps: selecting a mineral source rich in the metal of interest, such as, inter alia, cop...
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WO/2016/058007A3 |
Processing schemes for the extraction and/or separation of rare earth elements (REEs) from rare earth containing products such as rare earth mineral ore bodies and intermediate products derived from rare earth mineral ore bodies. The pro...
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WO/2016/100981A1 |
A method of improving leach kinetics and recovery during atmospheric or above- atmospheric leaching of a metal sulfide is disclosed. A system for practicing the aforementioned method is also disclosed. Apparatus for practicing the aforem...
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WO/2016/094956A1 |
1. A method for recovering one or more of copper, uranium and a precious metal from an ore material, including: (a) forming a heap of the ore material; (b) during active heap irrigation, contacting the heap of the ore material with an ir...
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WO/2016/100673A1 |
A transportable modular system for enhanced minerals recovery from tailings lines and deposits, features two transportable mineral recovery modules (TMRM), each TMRM for transporting as a truck mounted module to a remote site as an indep...
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