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Matches 1 - 50 out of 3,861

Document Document Title
WO/2018/012905A1
One aspect of the present invention provides a method for concentrating and recovering noble metals through a boron compound, comprising the steps of: (step 1) pulverizing a copper-containing material, and preparing a mixture by mixing t...  
WO/2018/010039A1
The present invention relates to a briquette for use as a flux in a smelting process, allowing the precipitation of iron oxide in the slag phase to be minimised, thereby preventing an increase in the viscosity of said phase. According to...  
WO/2018/006133A1
This invention relates to a method for controlling exothermic reactions between metal chlorides of Zn, V, Cr, Co, Sn, Ag, Ta, Ni, Fe, Nb Cu, Pt, W, Pd, and Mo, and Al and the use of the method for preparation of metallic alloys and compo...  
WO/2018/000587A1
Provided is a vacuum magnesium smelting system, comprising the following connected in series: a pulverizing system, a preheating decomposition system, a calcination system, a secondary heating system, a vacuum reaction system heated by a...  
WO/2018/001265A1
A molten carbon thermal process magnesium preparation technique and a magnesium refining system. The molten carbon thermal process magnesium preparation technique comprises: melting iron into liquid, vacuuming, filling with a protective ...  
WO/2017/206528A1
A method using exhaust gas to recover nickel from a lateritic nickel ore. The method comprises: crushing and grinding a serpentinized nickel ore, then mixing with a magnetic nickel tailing to obtain a mixed ore; homogeneously mixing a hy...  
WO/2017/203192A1
The present invention relates to improved methods and apparatuses for extracting metal from metal oxides in reduction furnaces, by manipulating & micro- managing both (a) the furnace feed materials preparations; (b) and individual identi...  
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 ...  
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...  
WO/2017/185178A1
The present invention discloses a system and method for using a pressurized oxy-fired configuration to conduct metal reduction. The invention discloses a process for production of metal from metal oxide ore through reduction, comprising:...  
WO/2017/187973A1
[Problem] To provide: a method for processing iron and steel dust, which is more advantageous than a Waelz method in terms of energy and economy; a method for producing zinc; and a method for producing a staring material for iron and ste...  
WO/2017/188344A1
The present invention addresses the problem, in methods for producing a metal or alloy by reducing a mixture that contains an oxide ore, of providing an oxide ore smelting method with good productivity and efficiency. The present inventi...  
WO/2017/183666A1
Provided is a smelting method for producing metal by reducing a mixture that includes an oxide ore such as nickel oxide ore, wherein it is possible to improve productivity by raising the metal recovery rate as well as to inexpensively an...  
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...  
WO/2017/164148A1
This refining device irradiates a mixture or compound of a substance of interest and an oxide of the substance of interest with laser beams to separate the substance of interest from the oxide. In the laser irradiation process, laser irr...  
WO/2017/153634A1
In a method for separating metals from metal borate precipitates obtained from recovering metals from solutions, solid metal borate precipitate is heated under reducing conditions to a temperature at which the metal is separated from the...  
WO/2017/150310A1
This method for running a copper smelting furnace is characterized by comprising injecting, into a copper smelting furnace, a Fe metal source having a Fe metal content of 40-100 mass% along with a starting material including a solvent an...  
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...  
WO/2017/145892A1
Provided is a production method that uses industrially inexpensive hydrogen gas and is for forming coarse grains of highly pure nickel powder from a nickel sulfate ammine complex solution using a nickel micropowder. The method for produc...  
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...  
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...  
WO/2017/137113A1
The invention relates to a method for regenerating foundry sand, in particular for the renewed production of foundry moulds and/or foundry mould cores from the regenerated foundry sand, through removal of binding agent from a foundry san...  
WO/2017/107662A1
A continuous metallurgical device and method. The continuous metallurgical device comprises a plurality of sequentially-connected metallurgical chambers (Tx). Every two adjacent metallurgical chambers (Tx) are separated by a vertically-d...  
WO/2017/107663A1
Disclosed are a high-sealing-performance high-temperature-resistant gate and a usage method therefor. The gate comprises a gate plate (1) and cooling water jackets (3). The cooling water jackets (3) are arranged in parallel on both sides...  
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...  
WO/2017/086534A1
A material processing facility according to the present invention comprises: a plurality of carriages, each of which has first and second granules charged therein, the first granules being materials for producing reduced iron and the sec...  
WO/2017/081886A1
[Problem] In addition to limiting adverse effects on the environment such as air pollution, to efficiently irradiate microwaves on a target, keep the energy necessary for reduction to a minimum, and reduce and refine magnesium metal at l...  
WO/2017/075693A1
There is provided a process for treating a feed material comprising: contacting the feed material with a reducing agent within a contacting zone, wherein the feed material includes at least one operative metal-comprising compound, wherei...  
WO/2017/065622A9
A method is disclosed for extracting metals from concentrated sulphurated minerals containing metals by direct reduction with regeneration and recycling of the reducing agent, iron, and of the flux, sodium carbonate. It is a combination ...  
WO/2017/065622A1
A method is disclosed for extracting metals from concentrated sulphurated minerals containing metals by direct reduction with regeneration and recycling of the reducing agent, iron, and of the flux, sodium carbonate. It is a combination ...  
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...  
WO/2017/027914A1
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...  
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; ...  
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...  
WO/2017/027915A1
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...  
WO/2017/024552A1
Provided is a method and system for preparing a carbonyl nickel powder using laterite-nickel ore. The method comprises: (1) mixing and pelletizing laterite-nickel ore, high-sulphur coal, and additives to obtain pellets; (2) reducing the ...  
WO/2017/024551A1
Provided is a method and system for preparing a carbonyl nickel powder using laterite-nickel ore. The method comprises: (1) mixing and pelletizing laterite-nickel ore, high-sulphur coal, and additives to obtain pellets; (2) reducing the ...  
WO/2017/020789A1
A metal ore metal recovery process and metal ore metal recovery process furnace. The metal ore metal recovery process is performed in a process furnace, which recovers a metal from a metal ore, and comprises a metal mine inlet arranged a...  
WO/2017/012185A1
A method for preparing titanium or titanium aluminum alloy and a byproduct- titanium-free cryolite through two-stage aluminothermic reduction comprises the following steps: (1) using sodium fluoride and sodium fluotitanate as raw materia...  
WO/2017/002385A1
A connection pipe having long service life, whereby no breakage of a lead wire or short circuiting of a lead wire and an outer pipe occurs in a process for manufacturing and purifying sponge titanium by the Kroll process, the connection ...  
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...  
WO/2016/169674A1
The invention relates to a method for breaking down fine iridium, having the following steps: (a) breaking down 1 wt.% of fine iridium in an alkalinically oxidizing manner with 3 to 20 wt.% of a combination of 40 to 70 wt.% of sodium hyd...  
WO/2016/171579A1
The invention relates to the field of metallurgy and can be used for processing high-magnesia lateritic nickel ores so as to directly produce ferronickel. In the method, the following steps are carried out: mixing the ore with a solid re...  
WO/2016/164523A1
Ink compositions for fabricating objects from planetary regoliths and objects fabricated from the ink compositions are provided. The objects include flexible, elastomeric objects and hard objects. Also provided are methods, including thr...  
WO/2016/138001A1
A method for producing a metal powder includes maintaining molten reducing metal in a sealed reaction vessel that is substantially free of oxygen and water, establishing a vortex in the molten reducing metal, introducing a metal halide i...  
WO/2016/138001A8
A method for producing a metal powder includes maintaining molten reducing metal in a sealed reaction vessel that is substantially free of oxygen and water, establishing a vortex in the molten reducing metal, introducing a metal halide i...  
WO/2016/136068A1
Provided is a smelting method whereby a reaction for reducing pellets, said pellet being formed by using a saprolite ore as a starting material, can be effectively conducted and thus an iron/nickel alloy having a nickel grade of, for exa...  
WO/2016/129009A1
[Problem] To provide a method by which high-purity metallic vanadium is manufactured inexpensively and energy efficiently. [Solution] Provided is a method for manufacturing metallic vanadium in which a portion of an inorganic molten salt...  
WO/2016/113755A1
The present invention relates to a one step environment friendly process for the preparation of Ni and Fe-Ni has been established, wherein the said process involves highly reactive low temperature non thermal hydrogen plasma for the prod...  
WO/2016/110739A3
Processes for producing low-nitrogen metallic chromium or chromium-containing alloys, which prevent the nitrogen in the surrounding atmosphere from being carried into the melt and being absorbed by the metallic chromium or chromium-conta...  

Matches 1 - 50 out of 3,861