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WO/2017/064547A1 |
The invention relates to a series (1) of electrolysis cells (100) intended for the production of aluminium, comprising: two rectilinear and parallel lines (F, F') of electrolysis cells electrically connected in series, a connecting condu...
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WO/2017/061443A1 |
Provided is an Sn-coated copper powder which can be suitably used in a conductive paste, an electromagnetic-wave shield, etc., by preventing aggregation of the copper powder particles while ensuring excellent conductivity, through an inc...
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WO/2017/061267A1 |
The present invention solves causes that reduce the efficiency in anodic electrolysis of a high-temperature molten salt during dry reprocessing of a spent metal fuel containing U and/or Pu. A molten salt electrolysis tank, in which elect...
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WO/2017/059019A1 |
A method of maintaining a concentration of sulfuric acid in an electrolyte comprising manganese(III) ions in a solution of sulfuric acid. The method includes the steps of a) removing a portion of the electrolyte from the electrolytic cel...
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WO/2017/057231A1 |
Provided is a Ni-coated copper powder which increases the number of contact points between Ni-coated copper powder particles, thereby ensuring excellent conductivity and preventing agglomeration between the copper powder particles. Thus,...
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WO/2017/057075A1 |
Provided is a method for producing a copper powder which is appropriately usable in, for example, a conductive paste and an electromagnetic wave shield, while ensuring an excellent conductivity achieved by increasing contact points among...
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WO/2017/051110A1 |
The invention relates to a carbon paste supply device (100) for supplying a machine for transporting paste for forming moulded blocks, for producing electrodes, for electrolysis of aluminium, the device comprising: − at least one stora...
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WO/2017/051317A1 |
A cathode busbar system for an electrolytic cell of substantially rectangular shape, suitable for the Hall-Heroult electrolysis process, said electrolytic cell comprising a cathode forming the bottom of said electrolytic cell and compris...
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WO/2017/046678A1 |
The electrolysis plant of the invention comprises at least one line of adjacent electrolysis cells ranged side by side, means for supplying electrical current to these cells, and means for electrically connecting these cells in series in...
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WO/2017/046677A1 |
The electrolysis plant of the invention comprises at least one line of adjacent electrolysis cells ranged side by side, means for supplying electrical current to these cells, and means for electrically connecting these cells in series in...
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WO/2017/046376A1 |
The invention relates to a cathode bottom, to a method for the production thereof, and to the use thereof in an electrolytic cell for producing aluminum. The cathode bottom (1) comprises at least two cathode blocks (7) and/or at least on...
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WO/2017/042691A1 |
This cathode assembly (C) comprises a cathode body (1) made of a carbonaceous material, at least one cathode bar (3) made of a first conductive material, said cathode bar being fitted in a groove (17) provided in said cathode body (1), a...
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WO/2017/044010A1 |
The invention relates to the field of non-ferrous metallurgy, particularly to the electrolytic production of aluminium, and more specifically to the design of a cathode assembly of an electrolysis cell for producing aluminium. The lining...
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WO/2017/041190A1 |
Hydrogen, as an energy carrier for combustion, e.g. as a fuel in engines or for heating purposes, or for producing electrical energy via electrochemical conversion, e.g. in fuel cells, is generated via the reaction of at least one metal ...
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WO/2017/041472A1 |
Provided are a zero-emission acidic etching waste solution reuse and recovery method and system. The method comprises a number of steps, including: performing an electrolysis operation; performing a chlorine gas treatment; and performing...
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WO/2017/041470A1 |
An acidic etching waste solution reuse and recovery system having a tail-gas treatment function comprises: an etching solution treatment system; and a chlorine gas recycling system. The etching solution treatment system comprises: an etc...
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WO/2017/040031A1 |
A method of recovering metals from electronic waste comprises providing a powder comprising electronic waste in at least a first reactor and a second reactor and providing an electrolyte comprising at least ferric ions in an electrochemi...
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WO/2017/033694A1 |
Provided is a high purity copper sputtering target material characterized in that Cu purity excluding O, H, N and C is at least 99.99998 mass%, Al content is 0.005 mass ppm or less, Si content is 0.05 mass ppm or less, Fe content is 0.02...
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WO/2017/035061A1 |
Disclosed are methods for the reduction of impurity metals from a refinery electrolyte solution. Certain methods comprise contacting a refinery electrolyte solution comprising an impurity metal with a phosphate ester having a structure r...
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WO/2017/031798A1 |
An apparatus for treating and recycling aluminum electrolysis solid waste comprises a furnace shell (1), a furnace lid (2), a furnace lining, a furnace wall refractory body (4), a furnace hearth refractory lining (28), a resistance heate...
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WO/2017/031949A1 |
A method for leaching low-grade lead-zinc oxide ores by means of electrooxidation comprises the following steps: A, pulping: carrying out crushing and ball milling on the low-grade lead-zinc oxide ores, and adding water to mix the ores t...
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WO/2017/030937A1 |
Disclosed herein are systems and methods in which ion-selective separation and multi-stage osmotic separation is used to produce multivalent-ion-rich process streams. According to certain embodiments, multiple separations may be used to ...
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WO/2017/029651A1 |
Method and apparatus thereof to separate aluminum from aluminum- containing source material, such as fly ash, includes preparing a slurry of the source material and water in an agitation tank and adding a leaching reactant to the slurry ...
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WO/2017/020123A1 |
In the method and the system, magnetic fields generated by production currents can be compensated by one or more compensation currents flowing in the opposite direction under the cells.
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WO/2017/015975A1 |
A spent fuel dry post-treatment method for directly obtaining a zirconium alloy fuel comprises: according to requirements of reactor design for a zirconium alloy fuel and the content of actinide metal in the spent fuel, determining the c...
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WO/2017/018441A1 |
Provided are a molten salt electrolytic cell, a metallic magnesium production method, and a sponge titanium production method that further improve current efficiency, can improve the production yield of metal per unit volume of the elect...
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WO/2017/016998A1 |
This invention relates to electrodic apparatus suitable for the electrodeposition of nonferrous metals, for example for the electrolytic production of copper and other nonferrous metals from solutions of ions, comprising an electrode and...
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WO/2017/018911A1 |
The invention relates to the field of non-ferrous metallurgy, more particularly to technological equipment for producing primary aluminium by electrolysis, and even more particularly to methods for lining cathode assemblies of electro...
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WO/2017/014944A1 |
An electroplating processor has a vessel holding an electrolyte. An inert anode in the vessel has an anode wire within an anode membrane tube. A head for holds a wafer in contact with the electrolyte in the vessel. The wafer is connected...
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WO/2017/008526A1 |
Provided are an integrated processing system and method for brown oxidation waste, comprising a brown oxidation waste tank (1), an impurity removing unit (2), a copper recovering unit (3), the inlet of the brown oxidation waste tank (1) ...
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WO/2017/001612A1 |
The present invention relates to an electrode structure which can detect the electric current and optionally activate alarm signals in electrolytic cells for the electrodeposition of non-ferrous metals, for example for electrowinning of ...
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WO/2017/001786A1 |
Electrochemical device for storing electrical power comprising: a reactor (1) equipped with a sidewall (2), a top wall (3), a bottom wall (5), an electrolyte inlet (7), an electrolyte outlet (8), and a plurality of electrodes Ex, where x...
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WO/2016/206418A1 |
Disclosed is a recycling and reusing process for a spent tin stripper solution, comprising the following steps: S1, introducing a spent tin stripper solution into a distillation apparatus, and performing reduced pressure distillation at ...
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WO/2016/207209A1 |
An electrode on valve metal substrate suitable for the evolution of oxygen in electrolytic processes is provided with a coating comprising a catalytic layer containing platinum group metals and one or more protective layers based on tin ...
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WO/2016/209575A1 |
A method of making a nuclear fuel structure may include reducing a metal oxide in a cathode assembly so as to deposit a metal of the metal oxide on the cathode plate of the cathode assembly, and processing the cathode plate with the meta...
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WO/2016/198872A1 |
The present application relates to the electrochemical extraction of lead (Pb) from a lead- containing material using a deep eutectic solvent. This is of particular use in the recycling of the lead-based materials that result from energy...
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WO/2016/201428A1 |
An electrolyzing system is provided for producing higher quantities of electrolyzed waters within prescribed pH ranges for optimum usage and which can be operated for producing greater quantities of alkaline electrolyzed water than acidi...
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WO/2016/192648A1 |
A method for preparing metal magnesium comprises the following steps: providing an ion membrane electrolysis system (10) the comprises a raw material chamber (111), an anode chamber (112), a cathode chamber (113), a cation exchange membr...
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WO/2016/195678A1 |
The present disclosure relates to systems and methods for electrochemical metal or other positive ion removal from polycrystalline diamond (PCD), such as PCD used in earth-boring drill bits. PCD used in the systems and methods described ...
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WO/2016/196037A1 |
High purity lithium and associated products are provided. In a general embodiment, the present disclosure provides a lithium metal product in which the lithium metal is obtained using a selective lithium ion conducting layer. The selecti...
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WO/2016/189570A1 |
The present invention relates to an assembly body comprising a cermet member, a metal member and an intermediate member bonded to said cermet member and said metal member, wherein said cermet member includes an oxide phase and a metal ph...
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WO/2016/191421A1 |
Applying a sufficient quantity of an Alkali metal or an Alkaline earth metal to a fluid in a stripping process loop (106) to form a first intermediary compound and thereby, to strip the undesired element from the process fluid (102). The...
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WO/2016/187649A1 |
The present disclosure provides an electrode plate array suitable for use in a waste water treatment apparatus. The array comprises a plurality of electrodes at least one of which is a sacrificial electrode and a pulsed DC power source o...
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WO/2016/189571A1 |
An assembly body comprises a cermet member, a metal member, and an intermediate member bonding said cermet member and said metal member. The cermet member includes a cermet oxide phase and a cermet metal phase. The intermediate member in...
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WO/2016/185629A1 |
Provided is a copper powder which is capable of being suitably employed for use as a conductive paste, an electromagnetic-wave shield, and the like, while ensuring excellent conductivity by increasing contact points between the copper po...
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WO/2016/186512A1 |
A system and a method for recovering waste heat from an industrial process in pre heating combustion air and fuel is provided. The present invention attains the above-described objective by a plurality of heat exchangers extracting heat ...
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WO/2016/185628A1 |
Provided is a silver-coated copper powder which is capable of being suitably employed for use as a conductive paste, an electromagnetic-wave shield, and the like, while ensuring excellent conductivity by increasing contact points between...
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WO/2016/183428A1 |
Lead is recovered from lead paste of a lead acid battery in a continuous process. The lead paste is contacted with a base to generate a supernatant and a precipitate. The precipitate is separated from the supernatant, and is contacted wi...
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WO/2016/183429A1 |
A closed loop electrochemical process of recovery of high-purity lead uses continuous formation of adherent lead on a cathode from an electrolyte that is used to dissolve desulfated lead paste. Preferred cathodes include aluminum contain...
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WO/2016/179703A1 |
There is provided a product that generally relates to hydrometallurgical equipment and more particularly to a reinforced electrolytic vessel for refining non-ferrous metals. The vessel includes a core shaped to hold an electrolytic liqui...
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