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WO/2020/255468A1 |
This electrolytic smelting system (100) is provided with: an electrolytic smelting furnace (1) having a furnace body (10) in which a molten ore (Wm) is introduced, a negative electrode substrate (11) provided on the bottom part (10B) ins...
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WO/2020/255465A1 |
The present invention comprises: a furnace into which iron ore is introduced; a furnace floor electrode provided on the furnace floor inside the furnace; and a plurality of upper electrodes that are provided above the furnace floor elect...
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WO/2020/252495A1 |
A method of recovering active materials from a rechargeable battery comprises placing an active material of a rechargeable battery in a cathode chamber comprising a cathode of an electrochemical cell comprising the cathode chamber, an an...
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WO/2020/249519A1 |
The invention relates to a device for electrolysis, comprising a substrate (1, 6), on which an anode formed from a first diamond layer (3) and a cathode formed from a second diamond layer (4) are provided, the first (3) and the second di...
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WO/2020/249674A1 |
The invention concerns a separating element (11) for separating a cathode chamber (33) from an anode chamber (31) of a reactor cell (25) comprising a support element (12) and a separating material that is applied to the support element. ...
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WO/2020/245017A1 |
The present invention relates to an integrated process containing the following steps (i) pyrolysis of hydrocarbons to carbon and hydrogen, (iia) removal of at least a part of the produced carbon in step (i) and at least partly further p...
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WO/2020/245015A1 |
The invention relates to a method for treating an exhaust gas flow (9) arising in a system (7) for producing aluminium via the electrolytic reduction of aluminium oxide in a melt, using at least one anode made of a carbon-containing mate...
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WO/2020/245619A1 |
The object of the invention is the process of copper and zinc separation from industrial electrolytes of very complex composition, including pregnant leach solutions (PLS) which are the products of the ores, flue dusts and solid flotatio...
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WO/2020/245736A1 |
The subject of the invention is a procedure for the recovery of the galvanic layer containing gold and other precious metals, as well as the carrier from electronic components. The base materials of the procedure are primarily electronic...
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WO/2020/245179A1 |
The invention is related to an electrode assembly (1) for an electrochemical process comprising a current supply device (2, 3), an elongated current distribution bar (4-7) comprising first and second ends (10, 12), and a sheet-shaped ele...
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WO/2020/245014A1 |
The invention relates to a method for using the carbon oxide arising in the production of aluminium via the electrolytic reduction of aluminium oxide in the melt using at least one anode made of a carbon-containing material, wherein a py...
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WO/2020/245032A1 |
The invention relates to an electrode assembly (10) for an electrochemical process comprising a current supply element (1) comprising at least one recessed hole (4); at least one current distribution bar (2) comprising a first end portio...
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WO/2020/233104A1 |
A recycling method for PCB nitric acid tin-stripping waste liquid: using a metal ion trapping agent to separate metal ions from the tin-stripping waste liquid, and further purifying and removing impurities from the tin-stripping waste li...
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WO/2020/227841A1 |
A cathode and anode positioning device, for installation on the edge of the anodes for metal electrowinning cells, enabling a normal flow of current at the edge of the anode, and comprising: an electrode separation body, which can be cou...
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WO/2020/191484A9 |
Process of treating an aqueous solution comprising arsenic impurities, such as an electrolyte from electrorefining of copper, the process comprising reducing As(V) to As(III) using SO2; and removing As(III) via cation exchange using a ch...
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WO/2020/211400A1 |
Disclosed is a system for improving the regeneration and reuse rate of an acidic etching solution. The system comprises an etching production line, an electrolysis device, an adding device, a regeneration solution blending device, and a ...
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WO/2020/207480A1 |
The present application discloses a copper electrodeposition device. The copper electrodeposition device comprises a first main beam, a second main beam, a first conductive plate provided on the first main beam, a second conductive plate...
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WO/2020/204003A1 |
Provided are an electrolysis apparatus and electrolysis method, which are capable of inhibiting entrainment of slime while improving the state of mixing of an electrolyte supplied to an electrolysis tank. This electrolysis apparatus is a...
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WO/2020/196013A1 |
A method for producing an aluminum material which comprises: a step for preparing an electrolytic cell (6) in which a cathode electrode (1) and an anode electrode (2) that contains 0.01-30% by mass of Si and Al are immersed in an electro...
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WO/2020/191439A1 |
An apparatus for the treatment of acid mine drainage and selective recovery of at least one of metals, critical elements, sulphuric acid and water is disclosed. The apparatus includes at least one electrochemical reactor, at least one ca...
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WO/2020/186354A1 |
Apparatus and method for collecting and pretreating process gases produced in an electrolytic cell during aluminum production are disclosed. The apparatus comprises a collecting unit configured to draw off primary process gases from the ...
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WO/2020/190271A1 |
A method for controlling a smelting pot line includes receiving smelting data corresponding to a pot line in operation. The smelting data includes a pot parameter, an electrolyte parameter and a timing parameter. The method further inclu...
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WO/2020/185244A1 |
Voltage regulated electrolytic water purification methods and systems are provided. The methods and systems utilize a series of deflocculation tanks each containing a series of electrodes and a bubbler to remove contaminants from water. ...
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WO/2020/184462A1 |
The purpose of the invention is to provide a means for identifying factors leading to the occurrence of bumps on the surface of a metal plate in electrolytic refining. The present invention relates to a system for manufacturing a metal m...
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WO/2020/182776A1 |
A dual gas collection system for collection of hot gas from an electrolysis process producing aluminium in a cell of Hall-Héroult type comprising PTS (Pot Tending Suction) channels (20, 30) with chimneys (25, 35) having openings (25', 3...
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WO/2020/184824A1 |
The present invention relates to an electrolysis system for converting carbon dioxide (CO2) to oxalic acid (H2C2O4) by using an electrochemical method, and an electrolysis method using same.
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WO/2020/185166A1 |
There is provided a method of electrochemically reducing multiple metal oxide pellets simultaneously, the method comprising: contacting an anode and a cathode with multiple metal oxide pellets with an electrolyte, wherein the multiple me...
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WO/2020/183469A1 |
A process for recovering gold from a refractory gold ore, comprising the steps of: electrolyzing a mixture consisting of the ore particles and an aqueous bromide solution in an electrolytic cell having anode and cathode, wherein bromine ...
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WO/2020/181379A1 |
The invention relates to an intervention tool (2) that is movable and designed to reposition an anode assembly (38) of an electrolytic cell (3). The intervention tool (2) comprises a frame (22) provided with one or more bearing surfaces ...
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WO/2020/182425A1 |
The present invention concerns a copper electrowinning process suitable for the production of enhanced-quality cathodes from highly contaminated electrolytes. The process is performed in electrowinning cells including a plurality of anod...
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WO/2020/179614A1 |
In the present invention, a high-purity metallic tin suitable for use in an EUV exposure device is provided through use of an oxidation-resistant metallic tin, the oxidation-resistant metallic tin containing 99.995 mass% or more of tin, ...
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WO/2020/168582A1 |
A device and method for directly reducing a metal compound to prepare metal or alloy powder. The method comprises: under a protective atmosphere containing water vapor, taking a metal plate (11) as a cathode, taking graphite (9) as an an...
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WO/2020/163958A1 |
Techniques described herein relate to an article, including an electrolytic tank for refining metals, and related production techniques, wherein the article defines a channel or cavity receiving a corrosive medium including sulfuric acid...
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WO/2020/163947A1 |
There is provided an electrolytic tank assembly facilitating alignment and levelling of an electrolytic tank with respect to adjacent electrolytic tank. A levelling assembly can include a plurality of adjustable levelling mechanisms bein...
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WO/2020/159043A1 |
One embodiment of the present invention provides a method for refining a metal by using a liquid metal cathode, comprising the steps of: a) using an electrolytic bath, which includes the liquid metal cathode at the inner lower end thereo...
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WO/2020/156158A1 |
The present invention provides an electrolytic copper foil, an electrode, and a lithium ion secondary battery having same. The electrolytic copper foil comprises a roller surface and a deposition surface located on opposite sides; the vo...
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WO/2020/157205A1 |
This invention describes a method of producing aluminium by electrolysis of aluminium chloride, wherein the aluminium chloride is produced from an aluminium oxide containing feedstock by reaction with CO and chlorine to AlCI3 and CO2, an...
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WO/2020/147465A1 |
Disclosed in the present invention are a device and method for continuously preparing high-purity metal titanium powder by electrolysis. The method of the present invention comprises: electrolyzing a titanium-containing conductive cerami...
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WO/2020/135112A1 |
Devices and methods for purifying lithium from lithium salts, including those with low concentration of lithium salts, are provided. A molten composition comprising a lithium salt is electrolyzed with an anode in contact with the molten ...
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WO/2020/128126A1 |
The present invention relates to a permanent magnet that comprises hard magnetic particles and a soft magnetic structure with an aspect ratio greater than or equal to 3 and with a single-domain magnetic structure. Furthermore, the presen...
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WO/2020/124209A1 |
The present invention relates to a method for manufacturing (100) an anode assembly (10) which is intended for the vessels for producing aluminium by electrolysis, the anode assembly (10) comprising an anode rod (1), a metal block (2) wh...
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WO/2020/127315A1 |
An anode, in particular an anode for the use in aluminium electrolysis cells, comprising an anode body with a first stub hole for the insertion of a stub for the connection with a voltage source. The anode comprising at least a first alu...
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WO/2020/124210A1 |
The invention relates to an anode assembly (1) comprising an anode rod (10), an anode (20) and connecting means connecting the anode rod (10) to the anode (20). The connecting means comprise two sealing bars (30) extending along an upper...
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WO/2020/103366A1 |
Disclosed are a device and a method for preparing pure titanium by means of electrolysis-chlorination-electrolysis, wherein same belong to the field of producing the metal titanium by means of an electrolytic process. In a first electrol...
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WO/2020/106136A1 |
The present invention relates to a device (100) for inhibiting growth and development of mosquito larvae and a process thereof. The device (100) comprises a perforated housing (E) with a passage therebetween having a top opening and a bo...
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WO/2020/104343A1 |
The present invention relates to a method and a system for controlling the normal operational suction of off-gases from individual electrolysis cells for production of aluminium, where the cells can be of Hall-Héroult type, and further ...
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WO/2020/104119A1 |
A method and equipment for storing and transporting hot gas emitting components taken out of an electrolysis cell for aluminium production, the cell being of Hall-Héroult type with prebaked anodes, the components comprise at least one o...
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WO/2020/098176A1 |
A carbonized/sulfurized ferrotitanium complex ore anode-electrolytic method for preparing metallic titanium, which relates to the technical field of non-ferrous metallurgical mineral processing and the molten salt electrochemical extract...
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WO/2020/087189A1 |
The invention relates to a new way of reducing dissolved metals, in particular Cu+2 to Cu°, in which the effect of the diffusion-limiting layer is regulated, optimising the variables which determine the mobilisation of the metal ion (Cu...
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WO/2020/077479A1 |
The invention relates to a system for superposing alternating current, having high and controlled intensity and a frequency above 5 [KHz], on continuous current that circulates from anode surfaces to cathode surfaces, in electrolytic cel...
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