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JP2024048985A |
The present invention provides a method for safely and efficiently recovering valuable metals from raw materials including waste lithium ion batteries and the like while suppressing wear and tear on a processing furnace. The present inve...
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JP7463511B2 |
A 2-step high temperature process for recovering Ni, Co, and Mn from various sources comprises preparing a metallurgical charge comprising materials containing Ni, Co, and Mn, and Si, Al, Ca and Mg as slag formers; smelting the charge wi...
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JP2024514512A |
The present invention includes 15 to 80 wt% Si, 0.5 to 40 wt% V and/or Nb, 10 wt% or less Mo, 5 wt% or less Cr, 3 wt% or less Cu, and 3 wt% or less Ni, 20% by weight or less Mg, 0.01-7% by weight Al, 13% by weight or less Ba, 0.01-7% by ...
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JP2024045536A |
The present invention provides a method for manufacturing a Si-Mn alloy. The present disclosure relates to a two-step high temperature process for recovering Ni, Co, and Mn from various sources. The method includes the steps of preparing...
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JP2024043882A |
[Problem] To suppress dust generation during handling of a mixed powder of a positive electrode active material and a negative electrode active material, which is a processing raw material in a method for recovering valuable metals, and ...
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JP2024513292A |
In a method for recovering lithium hydroxide from a lithium secondary battery, a positive electrode powder is prepared from a positive electrode of a lithium secondary battery. A positive electrode active material mixture is prepared by ...
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JP2024512242A |
Some variants are carbon negative carbon products, with 0 kg CO per metric ton of carbon negative carbon products.2A carbon negative carbon product is provided that is characterized by a carbon strength of less than e and contains at lea...
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JP7453350B2 |
Method for recovering Cr from a pickling bath of an aqueous solution containing sulphate and Cr from a pickled metal, the method including: -forming an aqueous two-phase system from a portion of the pickling bath and a polymer including ...
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JP2024512059A |
A method for producing iron includes, for example, providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell, wherein the first anolyte has a different composition than the first catholyte. disso...
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JP2024512058A |
A method and system for producing iron from iron-bearing ore is disclosed. For example, a method for producing iron includes the steps of: supplying an iron-bearing ore to a melting subsystem comprising a first electrochemical cell and a...
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JP2024036067A |
The present invention provides a method for producing a high-entropy alloy that can be produced simply and at low cost, a method for using the high-entropy alloy, a high-entropy alloy catalyst, and a novel high-entropy alloy. [Solution] ...
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JP2024034820A |
An object of the present invention is to provide a method for recovering valuable metals from waste lithium ion batteries at low cost through a pyrometallurgical smelting process. [Solution] The present invention is a method for recoveri...
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JP2024034821A |
An object of the present invention is to provide a method for recovering valuable metals from waste lithium ion batteries at low cost through a pyrometallurgical smelting process. [Solution] The present invention is a method for recoveri...
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JP7445122B2 |
To provide a novel and improved binder for producing agglomerate that can make agglomerate with high reduction efficiency, a method for producing agglomerate using the same, and a method for producing reduced iron.MEANS FOR SOLVING THE P...
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JP7441237B2 |
A method of the invention for treatment of particulate material for metal recovery includes heating a furnace to a first temperature, feeding a particulate material into the furnace, and before or after heating of the raw material, feedi...
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JP7439540B2 |
To provide a method for smelting nickel oxide ore that can improve the quality of resulting metal and can efficiently produce high-quality metal.A method for smelting oxide ore has a mixing step to obtain a mixture comprising oxide ore a...
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JP7437813B2 |
The present invention belongs to the technical field of light metal extraction, and particularly relates to a method for preparing a high-purity metal lithium by a vacuum thermal reduction method. The method comprises the following steps...
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JP2024024525A |
[Challenge] CO with low concentration of sulfur compounds2To provide a method for efficiently converting hydrocarbons into hydrocarbons. [Solution] CO2and CO with a low concentration of sulfur compounds from by-product gas containing sul...
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JP2024023304A |
A copper dilute metal composition is provided. The present invention provides a copper dilute metal composition, on a weight basis, relative to its total dry weight: - at least 57% and maximum 85% copper by weight; - at least 6.0% by wei...
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JP2024507075A |
The present disclosure relates to a method for reducing a metal oxide material (5), and relates to a metal material manufacturing configuration (1) suitable for manufacturing a reduced metal material, in which a metal oxide material manu...
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JP2024014396A |
[Problem] To provide a method for recovering valuable substances with a high recovery rate. [Solution] A physical sorting step in which a part of C is separated by physical sorting from a valuable substance-containing material containing...
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JP2024014004A |
[Challenge] CO2Provided is a method for smelting nickel-containing oxide ore in which the amount generated is reduced and the nickel recovery rate is high. [Solution] The present invention is a method for smelting nickel-containing oxide...
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JP7424339B2 |
Provided is a raw material particle for production of agglomerate that can be used to produce an agglomerate with better reducing performance than conventional agglomerates. The raw material particle 1(2) of the present disclosure is a r...
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JP2024011006A |
[Problem] To develop a method for producing a high-melting point metal thin film that can produce a smooth metal thin film with a uniform thickness at low cost and that does not require melting or rolling of the target metal compared to ...
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JP2024010511A |
[Problem] In a method for producing ferronickel by reducing a mixture containing nickel oxide ore, high-quality ferronickel can be produced using CO2 while reducing smelting costs.2To provide a technology that can be effectively manufact...
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JP2024010512A |
[Problem] In a method for producing ferronickel by reducing a mixture containing nickel oxide ore, high-quality ferronickel can be produced using CO2 while reducing smelting costs.2To provide a technology that can be effectively manufact...
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JP2024010510A |
[Problem] In a method for producing ferronickel by reducing a mixture containing nickel oxide ore, high-quality ferronickel can be produced using CO2 while reducing smelting costs.2To provide a technology that can be effectively manufact...
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JP2024010514A |
[Problem] In a method for producing ferronickel by reducing a mixture containing nickel oxide ore, high-quality ferronickel can be produced using CO2 while reducing smelting costs.2To provide a technology that can be effectively manufact...
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JP2024010513A |
[Problem] In a method for producing ferronickel by reducing a mixture containing nickel oxide ore, high-quality ferronickel can be produced using CO2 while reducing smelting costs.2To provide a technology that can be effectively manufact...
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JP2024502766A |
In a method for recovering active metal of a lithium secondary battery, positive electrode active material particles containing a lithium-transition metal oxide are prepared. The positive electrode active material particles are subjected...
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JP2024502542A |
The present invention provides a method that allows better control of strongly exothermic processes when melting metal-containing raw materials, residual materials and/or secondary residual materials by pyrometallurgical methods. [Soluti...
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JP2024502451A |
The present invention includes the steps of: providing a fluoride electrolyte through an opening defined on an electrolytic cell provided with a cathode and an anode; dissolving at least a portion of the granules in a molten salt of the ...
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JP2024502269A |
A method for recovering valuables from energy storage devices (eg, used rechargeable lithium batteries, particularly those using nickel-based materials or nickel and cobalt-containing cathode materials) is described. In particular, the p...
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JP2024004599A |
[Problem] In a box-shaped reduction furnace in which a heat treatment section and a storage section for the object to be treated are connected, the object to be treated can be efficiently taken in and out while suppressing the temperatur...
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JP7415369B2 |
To provide a smelting method of an oxide ore capable of improving a grade of an obtained metal and capable of efficiently producing a high-quality metal, in a smelting method that produces a metal through reducing a mixture including an ...
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JP7416153B1 |
An object of the present invention is to provide a method for efficiently recovering valuable metals from waste lithium ion batteries. [Solution] The present invention is a method for recovering valuable metals from waste lithium ion bat...
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JP2024002998A |
[Problem] The salt component of dross can be efficiently extracted by evaporation. During processing of the dross, preferably in an oxidizing environment, temperatures may be allowed to approach or exceed the boiling point of one or more...
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JP2024500653A |
A method for treating molten metal (4) and/or slag in a metal bath, comprising introducing a process gas into the molten bath, wherein the process gas is accelerated to supersonic velocity and at least one Below the surface (5) of the mo...
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JP2024000822A |
An object of the present invention is to provide a concentrate burner that can introduce smelting raw materials from a lower end opening of a concentrate chute in a circumferentially uniformly dispersed state. [Solution] A roughly cylind...
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JP7409010B2 |
To provide a smelting method for a nickel oxide ore capable of enhancing a grade of a metal to be obtained, and capable of efficiently producing a high-quality metal.A smelting method for a nickel oxide ore is configured to reduce a nick...
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JP2023183302A |
To provide an anode arrangement structure, a molten salt electrolysis tank, and a production method of metal, in which oxidative consumption of an anode is well suppressed.An anode arrangement structure of the present invention has struc...
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JP7403024B1 |
The present invention provides a ferronickel alloy that has a good shape for use as a raw material for stainless steel and special steel, has high purity, and in particular makes effective use of a trace amount of sulfur. [Solution] In t...
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JP2023180318A |
To provide a method for smelting a nickel oxide ore capable of efficiently producing a valuable metal of a high quality (high grade) in a smelting method for producing a valuable metal by reducing pellets containing nickel oxide ores.A m...
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JP2023180167A |
To provide a rotary kiln operation method which is capable of heating an additive material to be added in the middle of a rotary kiln.Provided is a rotary kiln operation method in which scoop feeders are provided between both end parts i...
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JP7399586B2 |
To inexpensively and efficiently collect valuable elements, such as oxides of Co, Ni and Li from a collected material including Al2O3.A method for collecting valuable elements comprises a mixing step of mixing a collected material from a...
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JP2023176596A |
To provide a refining method for nickel oxide ore capable of efficiently producing high-quality valuable metals in the refining method including production of valuable metals by reduction of pellets including the above ore, and to provid...
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JP7395496B2 |
In a method of recovering an active metal of a lithium secondary battery, a used lithium-containing mixture is prepared. The used lithium-containing mixture is treated with a hydrogen reduction to prepare a preliminary precursor mixture....
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JP2023551442A |
Improved processes and systems for producing renewable hydrogen suitable for reducing metal ores and for producing activated carbon are disclosed. Some variations include pyrolyzing biomass to produce carbon-containing biological reagent...
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JP2023551443A |
Improved processes and systems for producing renewable hydrogen suitable for reducing metal ores and for producing activated carbon are disclosed. Some variations include pyrolyzing biomass to produce carbon-containing biological reagent...
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JP2023551287A |
The present invention provides a method and a melting unit that overcomes the drawbacks of the prior art. [Solution] A method for melting a metal-containing raw material, residual material and/or secondary residual material M by a pyrome...
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