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JP2011154811A |
To provide a method for leaching lithium, in which lithium can continuously be leached from a substance containing lithium with a small amount of water used, and to provide a method for recovering lithium.The method for leaching lithium ...
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JP4731552B2 |
A method of extracting a molten metal, etc., in which for efficient production of magnesium for titanium production on which quality demand characteristics are strict, not only can operation be advanced safely but also extraction of molt...
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JP4736157B2 |
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JP2011062644A |
To provide a method for recovering valuable resources from disposed matter capable of recovering efficiently and purely valuable metals such as iron, zinc, copper, and lithium, valuable oxides, or halogen compounds such as salt, and pota...
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JP4647191B2 |
To safely reproduce the unwanted formed part of a magnesium alloy formed body into a forming material with reduced energy in a direct recycling method for a magnesium alloy, and to realize a low cost electronic component casing. In the d...
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JP2011025116A |
To provide an apparatus for adsorbing and separating iron, radium or heavy metals (excepting iron) from a solution to be treated using protein to recover the same.The metal recovery apparatus 10 is constituted so that the solution to be ...
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JP4627045B2 |
There is provided a protective gas composition for preventing a rapid oxidation or combustion of a molten magnesium/magnesium alloy, comprising a fluorine-containing organic compound and a carrier gas. Furthermore, there is provided a me...
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JP2011009218A |
To provide a method of safely removing lithium from a mechanical mask used in a lithium vacuum deposition process at micro battery manufacturing, as well as recycling the lithium.The removal method of the metallic lithium on a support bo...
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JP2011006275A |
To provide a technology for recovering high-purity lithium by finding out a solution having a comparatively high lithium ion concentration and comparatively low impurity contents and using the solution.Active substance-producing drainage...
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JP4594090B2 |
The invention relates to a device ( 8 ) which is used to inject a treatment gas into a molten metal contained in a tank ( 1 ) and which is designed to be fixed in one of the walls of said tank. The inventive device comprises at least one...
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JP4581553B2 |
To provide a method by which an aqueous solution containing lithium ions in low concentration can be concentrated inexpensively and the lithium ions can be carbonated and recovered in the form of solid lithium carbonate. The aqueous solu...
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JP4579211B2 |
To provide a method for treating fine powder by which a calcium component and a lead component can be separated and recovered from fine powder containing the calcium component and the lead component by a simple operation while reducing t...
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JP2010249345A |
To provide a device for acquiring alkali metal and alkaline earth metal by using solar heat as an energy source.The device is installed with a parabola type condenser 1 opened with a hole in a bottom top part, a sub-mirror 2 installed in...
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JP4538663B2 |
To provide a highly refining method for a metal such as indium containing various impurity elements whose purification into a high degree has been difficult in the conventional technique, and a refining apparatus therefor. Indium as a ra...
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JP4530532B2 |
A process for the extraction of metal from an ore or concentrate which contains nickel and/or cobalt values and other metals, comprises subjecting the ore or concentrate to acid leaching under pressure at pH<=2 to obtain a liquor contain...
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JP4514751B2 |
The invention relates to a method for the recovery of non-ferrous metal-comprising particles from a particle stream. According to the invention, the particle stream is put onto a conveyor belt in the form of a monolayer such that with th...
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JP4492222B2 |
A method of recovering valuable materials from lithium batteries wherein a lithium/transition metal composite oxide is used as a positive electrode active material. In this disposal method, a sheeted positive electrode having a positive ...
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JP4489520B2 |
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JP2010127538A |
To prevent blocking of a molten metal passage while preventing forming of a thick protective coating on a surface of molten metal flowing in the molten metal passage even if cover gas in a metal melting furnace flows into a space part of...
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JP4440887B2 |
The present invention relates to an alkali metal generating agent and others for formation of a photo-cathode or a secondary-electron emitting surface capable of stably generating an alkali metal. The alkali metal generating agent is use...
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JP2010040458A |
To provide a lithium recovery method, capable of recovering lithium at a high recovering rate without requiring complicated treatments, such as vacuum superheating treatment, and to provide other metal recovering methods.The lithium reco...
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JP4406845B2 |
An electrode of a secondary battery is treated to remove an electrode material adhering to the current collector of the electrode. The electrode is treated by exposing to a stripping agent, which is constituted as an aqueous solution con...
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JP4398021B2 |
To provide a method for conveniently recovering valuable metals usable as the material for a hydrogen storage alloy from an alkaline secondary battery with the hydrogen storage alloy as a negative-electrode active material. Valuable meta...
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JP4382716B2 |
To provide a method for properly removing, in a short period of time, a coating formed on the surface of a magnesium alloy product while attaining the life prolongation of a treatment solution to be used, a method of making a recycled ma...
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JP2009543018A |
Disclosed are cover gas compositions comprising fluoroolefins for impeding the oxidation of molten nonferrous metals and alloys, such as magnesium.
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JP4376918B2 |
The invention provides an alloy solution in which a rare earth metal keeping over 10 minutes above 873K is added in the vacuum below 100Pa or in an inert gas so that concentration can reach 0.01 to 1% by mass, and in which foaming of Ar,...
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JP2009269810A |
To provide a method by which lithium hydroxide which cannot be stored for quite a while and is incapable of domestic stockpile can be produced as needed.Aqueous lithium chloride solutions are obtained from lithium carbonate, a lithium-be...
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JP4347089B2 |
A mixed molten salt containing CaCl 2 and NaCl is held in the reactor cell 1 at a temperature not more than 600 °C. TiCl 4 which is of a Ti raw material is introduced into the reactor cell 1 while Na is introduced into the reactor cell ...
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JP2009219965A |
To provide a treatment method of fine powder containing a calcium component and a lead component capable of recovering a lead component with a high recovery rate by separating the calcium component and lead component from the fine powder...
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JP2009202065A |
To provide a treatment method capable of individually separating and recovering a calcium component in a form of calcium hydroxide and a lead component from fine powder comprising the calcium component and the lead component with excelle...
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JP2009161794A |
To provide a method for efficiently recovering only lithium from an aqueous solution at least containing lithium, sodium and calcium by using an adsorbent having excellent selective absorptivity to lithium, further having a high adsorpti...
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JP4270626B2 |
To provide a method for cleaning magnesium-base waste material, particularly, scrap material produced in a casting work without using of flux, particularly the method for cleaning regenerating and utilizing the scrap of the magnesium bas...
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JP2009114532A |
To enhance the strength of a magnesium alloy material by easily and effectively micronizing crystal grains, in manufacturing the magnesium alloy material.The magnesium alloy material is manufactured by blowing carbon monoxide or carbon d...
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JP2009520661A |
A process of recovering magnesium oxide from a source of magnesium sulfate includes the steps of providing a source of magnesium sulfate in solution that is derived from part of a process that is associated with the leaching of a metal c...
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JP4252531B2 |
A method for producing a metal by an electrolytic process using an yttria-containing porous ceramic body as a diaphragm is provided; the calcium formed by electrolysis cannot pass through the diaphragm, hence the back reaction can be eff...
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JP4248798B2 |
An inline degassing apparatus for removing solid solution gases as well as nonmetallic inclusions from molten metal in a degassing container, to which the molten metal is continuously introduced for degassing operation and from which the...
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JP4247792B2 |
A method for production of metal by molten-salt electrolysis of the present invention is a method for production of metal by molten-salt electrolysis which is performed by filling a molten salt of calcium chloride in an electrolysis vess...
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JP4242313B2 |
To provide a method and apparatus for thickening and recovering rare earths and alkaline earth elements by an electrophoretic method from resources containing at least one kind of their elements by using an ordinary temperature molten sa...
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JP4243174B2 |
To provide a method for treating by which the magnesium alloy coated scrap can be regenerated smoothly without contaminating the environment. While heating fluidizing silica sand 2, keeping the temperature in the range of 350-430°C, the...
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JP4227113B2 |
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JP4217292B2 |
Disclosed is a method of recovering lithium from a battery containing lithium such as a lithium ion secondary battery. The lithium-containing member of the battery is dissolved with an acidic liquid, and an alkaline material is added to ...
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JP4212170B2 |
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JP4203483B2 |
To provide a method of making recycled material reusable by approaching a magnesium (Mg) alloy up to a reusable level of an iron (Fe) content of the recycled material in recycling recovered materials, such as unnecessary parts or defecti...
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JP4203482B2 |
To provide a method for recycling a magnesium-alloy material by which the occurrence of problems of environmental pollution and mass consumption of a flux to be mixed can be prevented when recycling a recycling material of a product to w...
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JP4203484B2 |
To recycle a recycling material such as a unnecessary part or defective product produced at the time of forming and to use it without any problem by quickly and surely making the composition in the recycling material, particularly Fe con...
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JP4203215B2 |
To recycle magnesium alloy such as unnecessary part or defective product and to use it without any problem by quickly and surely approaching the composition in the recycled magnesium, particularly reducing Fe content, into a virgin Mg al...
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JP4180836B2 |
Purification of sodium to reduce its calcium content involves contacting, at a temperature equal to or greater than 150 degrees C inside a static mixer, with a current of gas, inert with respect to sodium, charged with water vapor in a s...
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JP4168172B2 |
A method for removal of cesium from aqueous solution, particularly from nuclear waste liquids. The cesium-containing aqueous solution is contacted with a solid-state hexacyanoferrate compound of a transition element for binding cesium to...
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JP4159186B2 |
PURPOSE: Disclosed is a method for melting a magnesium alloy, which does not necessarily have high purity and high quality, and purifying and using this molten metal into casting. CONSTITUTION: In the method for melting the magnesium all...
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JP2008223097A |
To provide a method for making moisture adhering magnesium alloy waste safe and recovering magnesium alloy waste by melting and refining the magnesium alloy waste made safe.The method for making the magnesium alloy waste safe includes (i...
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