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Matches 1 - 50 out of 4,167

Document Document Title
WO/2020/179943A1
The present invention relates to a method and an apparatus for recovering copper, bronze and lead by allowing methane gas to flow into a reactor and heat-treating a mixture of copper oxide, tin oxide and lead oxide under a temperature co...  
WO/2020/151034A1
Disclosed is a method for the separation and enrichment of valuable components from a titanium-containing iron mineral, the method involving: blending a titanium-containing iron mineral with a ferrosilicon alloy powder as a reducing agen...  
WO/2020/132752A1
The present application relates to a modern plant that includes a method for obtaining commercial antimony trioxide (Sb2O3), arsenic trioxide (As2O3) and metal lead (Pb) from a mineral containing predominantly antimonite. The first step ...  
WO/2020/132751A1
The present application relates to a method for obtaining antimony trioxide (Sb2O3), arsenic trioxide (As2O3) and metal lead (Pb) from a mineral containing predominantly antimonite. The first step begins with a process of oxidative roast...  
WO/2020/131958A1
The invention provides an inexpensive and scalable means to isolate commercially valuable metals from low quality raw materials with minimal capital expenditures. Metals are extracted from sized raw material using a lixiviant, such as an...  
WO/2020/117488A1
The present disclosure generally relates to compositions comprising substrate-free crystalline 2D bismuthene, and the method of making and using the substrate-free crystalline 2D bismuthene. The substrate-free 2D bismuthene disclosed in ...  
WO/2020/117098A1
What is proposed is a method for producing titanium and silicon powders by aluminothermic reduction thereof from liquid tetrachlorides at low temperatures and a pressure of 1.0 to 1,05 atm, whereby a suitable tetrachloride is fed on the ...  
WO/2020/107669A1
A method for recycling zinc by comprehensively utilizing steelmaking dust. Steelmaking dust is mixed with a reducing agent and an additive and is pressed into pellets, the pellets are fed into a vacuum carbon tube furnace to perform vacu...  
WO/2020/107670A1
A method for concentrating iron by comprehensively utilizing steelmaking dust: steelmaking dust is mixed with a reducing agent, an additive and water, is pressed into balls which are dried and then baked in vacuum, and a volatile substan...  
WO/2020/111385A1
A method for plating rare earth metal is provided. The method for plating rare earth metal may comprise the steps of: preparing a base metal comprising a calcium (Ca) compound and a rare earth metal compound; preparing a plating source i...  
WO/2020/104164A1
The present disclosure concerns a process for the concentration of lithium in metallurgical fumes. The process comprises the steps of: - providing a metallurgical molten bath furnace; - preparing a metallurgical charge comprising lithium...  
WO/2020/101089A1
The present invention relates to a waste battery recycling method for recovery of lithium carbonate, nickel, and cobalt from waste batteries.  
WO/2020/096462A1
The present invention relates to acarbon-basedraw material for the production of ferrosilicon alloy and silicon metal, wherein the composition is, in weight % based on the total weight, excluding added water: at least one fossil carbon r...  
WO/2020/089613A1
There is provided a composition and method of deposing an initiatory composition, said composition, comprisinga: (i) ananothermite suspension ofa metal(M)oxide and a metal (M´) in a solvent, wherein the average particle size of the meta...  
WO/2020/090690A1
This method is for treating a lithium ion secondary battery positive electrode active substance waste product that contains cobalt, nickel, manganese and lithium, and involves: a carbon mixing step in which a powder-form positive electro...  
WO/2019/161202A3
A method for creating a beneficiated low-grade ore includes determining a desired finished product based on the composition of the low-grade ore, concentrate or waste-oxides. Blending this low-grade raw material source with carbonaceous ...  
WO/2018/125322A9
A method is provided for the production of titanium-aluminum-vanadium alloy products directly from a variety of titanium and vanadium bearing ores that reduces the processing steps significantly as compared to current Ti-AI-V alloy produ...  
WO/2020/081041A1
At least one row of fixed copper coolers are arranged in a furnace in a cantilevered horizontal shelf inside and fastened to an external steel ring support and the steel containment shell. These shelves redirect and take all the weight o...  
WO/2020/067596A1
A tin reduction furnace is disclosed. The tin reduction furnace, according to the present invention, comprises: a housing which forms the exterior; a reaction part in which a metal reduction reaction occurs and which comprises an upper r...  
WO/2020/059630A1
The purpose of the present invention is to provide a method for smelting oxide ore, the method being capable of efficiently producing high quality metal. The present invention pertains to a smelting method for producing a metal such as f...  
WO/2020/010209A1
An alloy of Calcium (Ca), Aluminum (Al) and Silicon (Si), useful in the processing of metal alloys, and process for their production is described.  
WO/2019/232630A1
A device and burner for a flash furnace, and methods for monitoring the operation, and operating, a flash furnace burner. The burner comprises a burner block and a sensor positioned to take readings of combustions within a combustion env...  
WO/2019/223996A1
The invention relates to a device for extracting gold and/or silver and/or at least one platinum group metal from starting materials (11). Said device comprises a container (20) which is designed to receive the starting materials (11) an...  
WO/2019/223997A1
The invention relates to a device for extracting gold and/or silver and/or at least one platinum group metal from starting materials (51). Said device comprises a container (10) which is designed to receive the starting materials (51) an...  
WO/2019/200850A1
A method for preparing an alloy, comprising: step (1): fine grinding molybdenum ore and silica; step (2): evenly mixing chromite powder, aluminium ore powder, and magnesium ore powder, and ball press moulding to obtain pellets; step (3):...  
WO/2019/169862A1
A method for preparing a ferrochrome alloy from chromite, comprising: a material preparation step (1) of grinding and drying a chromite powder raw material prepared in advance; a material distribution step (2) of naturally and loosely la...  
WO/2019/165764A1
Disclosed are an ultrasonic smelting reduction apparatus and a method for smelting a vanadium-aluminum alloy. The apparatus comprises a reactor (1), an ultrasonic generator (2) and a heating device (3), wherein the ultrasonic generator (...  
WO/2019/163607A1
Provided is an operating method for a metal refining furnace that can control against deformation of a furnace body due to expansion of refractories of the metal refining furnace. Displacement meters 8-1 through 8-42 are disposed around ...  
WO/2019/153730A1
Disclosed is a method for preparing a titanium alloy, the method being carried out by means of the following steps: (1) preparing a solvent, a reactant and a reducing agent, which act as raw materials, wherein the solvent is cryolite or ...  
WO/2019/144165A1
A process for the production of high carbon ferromanganese which includes; the step of smelting carbon-based manganese ore micro-pellets in a smelting furnace in a shallow burden configuration.  
WO/2019/139078A1
This raw material supply device supplies a raw material into a flash furnace, and at least supplies into the flash furnace a reaction gas that contributes to the reaction of the raw material, and is provided with: a raw material flow pat...  
WO/2019/139079A1
This raw material supply device supplies a raw material into a flash furnace, and at least supplies into the flash furnace a reaction gas that contributes to the reaction of the raw material, and is provided with: a lance which has a hol...  
WO/2019/128754A1
A method and apparatus for the comprehensive recycling of copper smelting slag. The method comprises the following steps: introducing copper smelting slag to a cavity by means of a first inlet; and in the heat supply state of an electrod...  
WO/2019/124965A1
The present invention provides a method for reducing a metal oxide by using biomass, and the reduction of a metal oxide by the reduction method according to the present invention can increase the reduction efficiency of a carbon componen...  
WO/2019/124819A1
A nickel ore drying device for nickel hydrometallurgy is provided. The nickel ore drying device for nickel hydrometallurgy, according to the present invention, comprises: a drying furnace for removing crystal water of nickel ore by raisi...  
WO/2019/124977A1
The present invention relates to a multistage reduction method for nickel ore and, more specifically, to a multistage reduction method for nickel ore, comprising: a first reduction step of preliminarily reducing nickel iron-containing ra...  
WO/2019/124939A1
A fluidized-bed deoxidation apparatus for titanium alloy powder is disclosed. According to an embodiment of the present invention, the fluidized-bed deoxidation apparatus may comprise: a chamber for receiving titanium alloy powder; a hea...  
WO/2019/113719A1
The invention relates to an agglomerate product comprising a compacted mixture primarily formed of oxides such as silica, calcium oxide, magnesium oxide, aluminium oxide and clinoptilolite, carbon, sodium carbonate, iron oxide and binder...  
WO/2018/068066A3
The invention provides for a pyrometallurgical method for producing a high grade chromium product comprising a first step of reducing a chromium oxide reactant in an electric furnace, with a reducing agent of any one or more of aluminium...  
WO/2019/093736A1
A lithium recovery method according to the present invention recovers a lithium compound by reacting lithium-containing by-products and a phase separation agent through self-propagating combustion synthesis. Provided is a lithium recover...  
WO/2019/084661A1
A method for making metal nanorods comprises combining a source of metal cations with at least one surfactant to form a mixture, wherein the metal cations are reduced and the metal nanorods are produced. Metal nanorods produced by the me...  
WO/2019/082762A1
This electric furnace is provided with: one or more upper electrodes; one or more bottom-blowing tuyeres; a mechanical agitator including an impeller; and a feeding device for feeding an iron oxide-containing iron raw material.  
WO/2019/075545A1
A method of chromite reduction using cryolite (Na3Al F6) as an additive. The cryolite used may be pure cryolite or an impure mixture containing cryolite, such as the bath material produced as waste or as a by-product of aluminum smelting...  
WO/2019/060989A1
The present application relates to polymer microparticle-metal nanoparticle composites, to methods of preparing polymer microparticle-metal nanoparticle composites and to uses of such composites. The methods comprise introducing into a m...  
WO/2019/060990A1
The present application relates to polymer film-metal composites, to methods of preparing polymer film-metal composites and to uses of such composites. The metal can be in the form of a nanoparticle or a film. The methods comprise deposi...  
WO/2019/043261A1
The present application relates to a process for the purification of waste materials or industrial by-products, the process comprising the steps of: a) Preparing a composition (C) by blending or mixing waste materials or industrial by-pr...  
WO/2019/038866A1
A concentrate burner of a copper smelting furnace, which is mounted on the upper part of the reaction shaft of the copper smelting furnace and charges starting material containing copper concentrate into the copper smelting furnace, is c...  
WO/2019/033187A1
The present invention patent pertains to the iron-ore treatment sector and relates to a process of cold pelletization of iron-ore fines with mixture flexibility, with a grain size range of zero to 6.4 mm, said fines being inevitably gene...  
WO/2019/016428A1
Described is a rotary bed-type electric furnace, comprising a rotary bed (1) configured to carry material (2), and a rotator (3) configured to rotate the rotary bed (1) so that material (2) carried on the rotary bed (1) passes through pe...  
WO/2019/008675A1
Provided is a carbon material interior ore that can be efficiently produced. The carbon material interior ore is produced without baking by adding an organic binder to an iron oxide-containing feedstock and a carbon material, adjusting t...  

Matches 1 - 50 out of 4,167