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WO/2018/110617A1 |
The purpose of the present invention is to provide a method for manufacturing titanium sponge, in which, when titanium sponge is manufactured by the Kroll process, the average chlorine concentration of the titanium sponge is reduced by r...
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WO/2018/090867A1 |
Disclosed are a system and method for preparing a titanium slag. The system comprises: a material-mixing device (100), the material-mixing device (100) being provided with an iron-containing titanium ore inlet (101), a reducing agent inl...
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WO/2018/084184A1 |
A titanium material which is provided with: a base material; and a surface modification layer that is formed on the base material. The base material contains, in mass% or in mass ppm, 0.010-0.100% of Fe, 0.005-0.110% of O, more than 1.0 ...
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WO/2018/075887A1 |
Process for producing a titanium alloy material, such as a titanium aluminum alloy, are provided. The process includes reduction of TiC14), which includes a titanium ion (Ti4+), through intermediate ionic states (e.g., Ti3+) to Ti2+, whi...
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WO/2018/075896A1 |
Process for producing a titanium alloy material, such as a titanium aluminum alloy, are provided. The process includes reduction of TiCl4, which includes a titanium ion (Ti4+), through intermediate ionic states (e.g., Ti3+) to Ti2+, whic...
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WO/2018/052232A1 |
The present invention relates to a zirconium-based metal preparation system, and provides a zirconium-based metal preparation and recirculation system capable of economically and efficiently preparing a high-purity zirconium-based metal ...
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WO/2018/046786A1 |
The subject matter of the present invention is a method for recovering tantalum metal from electrolytic capacitors. Said method includes several steps, mainly physical operations for extracting tantalum from the capacitors, with crushing...
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WO/2018/043815A1 |
One aspect of the present invention provides a method for recycling titanium scrap, comprising the steps of: (step 1) removing, from titanium scrap, organic matter and sulfides and preparing titanium oxide by oxidizing the titanium scrap...
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WO/2018/029787A1 |
A method for separating zirconium, which is one of long-lived fission products (LLFPs), from a zirconium-containing radioactive solution (a high-level radioactive waste liquid), said method comprising adding molybdenum to the radioactive...
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WO/2018/025127A1 |
Disclosed herein is a novel approach to the chemical synthesis of titanium metal from a titanium oxide source material. In the approach described herein, a titanium oxide source is reacted with Mg vapour to extract a pure Ti metal. The m...
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WO/2018/018069A1 |
There is provided a metallurgic process for upgrading ferro-titaniferous mineral concentrate (comprising more than 10% by weight of iron content calculated as FeO) using time dependent magnetic fields. The process comprises reducing a su...
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WO/2018/014364A1 |
Disclosed is a method for smelting reduction production and tempering of a titaniferous mixed slag, comprising the following steps: (1) adding a reduction agent, a vanadium-titanium-containing mineral and/or an iron-containing material t...
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WO/2018/010108A1 |
Provided are a tantalum flake powder and method for preparation thereof; said tantalum flake powder contains 300-1800 ppm of nitrogen, 10-100 ppm of phosphorus, and 1-40 ppm of boron. The tantalum flake powder has high capacity and low l...
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WO/2018/001090A1 |
A detoxification treatment method for extracting and recovering chromium from waste residues containing hexavalent chromium comprises the specific steps: 1), adding water into waste residues containing hexavalent chromium, and mixing the...
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WO/2017/213153A1 |
(Technical problems to be solved) Providing a method for selecting an mineral of molybdenum. (Means for solving the problems) A peptide comprising an amino acids sequence according the following formula (1) and/or (2): (1) (ALRKNMDFCPQ...
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WO/2017/208471A1 |
This method for producing a vanadium compound comprises: an alkali leaching step for obtaining a leachate slurry by immersing incineration ash in an alkaline solution to leach vanadium from the incineration ash into the alkaline solution...
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WO/2017/209440A1 |
Provided are a method for recovery of a high-grade scheelite concentrate and a facility for recovery of a scheelite concentrate. Specifically, provided is a method for recovery of a high-grade scheelite concentrate, the method comprising...
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WO/2017/202909A1 |
The present invention provides a roasting furnace for processing ores or concentrates, preferably molybdenum-containing ores or concentrates, wherein the roasting furnace contains at least one first rotary lifting system for the displace...
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WO/2017/203245A1 |
A method and an apparatus for manufacturing a metallic article involve providing a non- metallic feedstock, for example in the form of an oxide of a desired metal or a mixture of oxides of the components of a desired metal alloy. A manuf...
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WO/2017/203567A1 |
The purpose of the present invention is to provide a method for the separation of radionuclides, said method allowing for radionuclides to be separated more easily while maintaining a separation rate comparable to or higher than that of ...
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WO/2017/199887A1 |
[Problem] To recover a rare metal. [Solution] This method is for recovering a rare metal from a chloride residue produced when refining titanium, and comprises steps of: classifying the chloride residue into coarse particles and fine par...
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WO/2017/190393A1 |
A method for extracting iron and titanium with a ferrotitanium complex ore as a raw material and filtering device. As to the method, a carbon-containing reducing agent is added into the ferrotitanium complex ore raw material, wherein red...
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WO/2017/191355A1 |
Present invention relates to method of removing cations from water and process arrangement for performing the method. The method comprises containing cations selected from a group consisting of Se, As, Sb, Cr, Mn, Mo, W, V, Te, P, Si com...
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WO/2017/175605A1 |
The present invention provides: a tungsten-containing metal production method that includes simple steps and that enables lowering of impurities content; and a tungsten-containing metal. A tungsten-containing raw material, silicon and/or...
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WO/2017/162013A1 |
Provided are preparation and application methods for an ion blocking and controlling adsorbent. A selective oxidation is performed by adjusting pH, to achieve the purpose of only oxidizing divalent iron into trivalent iron, and the iron ...
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WO/2017/162901A1 |
Provided herein is a process for recovering metal(s) from calcium rich iron containing material (8), comprising (a) leaching (1) calcium one or more times from said calcium rich iron containing material (8) to obtain a calcium depleted i...
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WO/2017/164898A1 |
Described is a method of treating unrefined tungstic acid to produce a semi-refined anhydrous tungsten trioxide. The method includes roasting the unrefined tungstic acid at a roasting temperature and for a roasting time period sufficient...
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WO/2017/155072A1 |
A titanium material 1 which comprises an inner layer part 3 and a surface layer part 2 that is bonded to the inner layer part 3, and wherein: the surface layer part 2 has a chemical composition containing, in mass%, 0.4% or less of O, 0....
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WO/2017/149835A1 |
Provided are a dissolving method and a collecting method for a group 5 element and/or a group 6 element with which the voltage and power necessary for dissolution can be reduced and the solubility of said element in a molten material can...
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WO/2017/150659A1 |
A method for collecting minor metals from minor metal-containing glass, characterized in that the method comprises heating the minor metal-containing glass to a temperature of 900-1100°C and thereby melting the minor metal-containing gl...
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WO/2017/148922A1 |
The present invention relates to a process for the separation of vanadium in the form of vanadium oxide, iron-vanadium-oxide, or iron-vanadium from solutions containing both dissolved iron and dissolved vanadium, wherein an aqueous solut...
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WO/2017/146109A1 |
Provided are: a metallic container or tube capable of effectively solving the problem in which impurity metals are eluted into sponge titanium from the inner walls of metal containers and/or tubes used in methods for producing sponge tit...
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WO/2017/140832A1 |
A process (100) for producing at least one molybdenum-containing unit is disclosed. The process (100) comprises providing (110) at least a molybdenum-containing powder and a carbon-containing powder. An intermediate process product in th...
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WO/2017/027915A9 |
There is provided a method of producing a composite material comprising: supplying a metal compound (MPC) of a product metal (MP) and a reductant (R) capable of reducing the metal compound (MPC) of the product metal (MP) to a reactor; fo...
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WO/2017/123102A1 |
The invention relates to processes for the extraction of products from titanium-bearing minerals. In particular embodiments the invention relates to methods of recycling sulphuric acid used in a titanium dioxide extraction process. The i...
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WO/2017/027914A9 |
The invention provides a method for the recovery of a metal-containing product (MProd) comprising: providing a composite material comprising a matrix of oxidised reductant (R0), a product metal (MP) dispersed in the matrix of oxidised re...
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WO/2017/119374A1 |
A method for separating metallic components from a material to be treated which includes silicates and metallic elements, the method including: a reaction step in which the hydroxide of an alkali metal or alkaline-earth metal and water a...
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WO/2017/110462A1 |
Provided is a mineral dressing method that can efficiently separate copper minerals and molybdenum minerals. The present invention is a mineral dressing method for mineral powder at least containing a copper mineral and a molybdenum mine...
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WO/2017/104360A1 |
The present invention addresses the problem of providing: a vanadium recovery processing method by which vanadium can be recovered at a low cost; and a use of vanadium. The vanadium recovery processing method is characterized by obtainin...
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WO/2017/088299A1 |
Provided is a method using an aluminum-titanium alloy having a high titanium content as a reducing agent to prepare titanium or a titanium-aluminum alloy. The method comprises the following steps: (1) forming a solid powder from an alumi...
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WO/2017/085404A1 |
The present invention relates to a method for separating and purifying niobium and tantalum from a basic aqueous solution containing niobium and tantalum. Said method is characterized in that it includes the following steps: a) placing a...
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WO/2017/087997A1 |
A method of preparing a pre-reduced ilmenite ore for smelting, wherein metal oxides contained in the ore are selectively reduced in solid-state reactions over titanium oxide, the method including the step of pre-reducing carbon-based pel...
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WO/2017/081802A1 |
This method for separating molybdenum separates molybdenum from an acid solution containing copper ions, ferrous ions, and molybdenum ions, wherein ferrous ions in the acid solution are oxidized and the pH of the acid solution is adjuste...
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WO/2017/069223A1 |
[Problem] To provide a method for efficiently producing a high purity vanadium electrolytic solution from a combustion residue that includes uncombusted carbon and that has been emitted from a facility such as a refinery or a power plant...
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WO/2017/063742A1 |
The invention relates to a method of separating metal chlorides of value, especially titanium tetrachloride and niobium pentachloride, from solid residues obtained in the chlorination of iron/titanium-containing raw materials in the cour...
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WO/2017/062096A1 |
The present invention discloses polythiol compositions containing dipentene dimercaptans and intermolecular sulfide compounds, as well as mining chemical collector compositions containing such polythiol compositions. Flotation processes ...
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WO/2017/061331A1 |
This mode of the present invention is an adsorbent which adsorbs a compound of a group V element and which includes: at least one amino acid selected from basic amino acids, acidic amino acids, and polar non-charged amino acids; or a sal...
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WO/2017/037625A1 |
The present invention relates to the recycling process of electronic waste resources to recover metals of value. More particularly, it relates to eco-friendly yet efficient hydrometallurgical processes to recover metal values from waste ...
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WO/2017/027916A1 |
A method of processing finely divided reactive particulates (RParticulate) and forming a product comprising: providing a composite material comprising finely divided reactive particulates (RParticulate) dispersed in a protective matrix; ...
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WO/2017/025547A1 |
The invention relates to a process for extracting tantalum from an acid aqueous phase A1 comprising at least one step comprising the bringing of the aqueous phase A1 into contact with a phase A2 that is not miscible with water, then the ...
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