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Matches 601 - 650 out of 11,052

Document Document Title
WO/2019/124790A1
An apparatus and method for producing sintered ore is disclosed. The apparatus for producing sintered ore according to an embodiment of the present invention may comprises: a plurality of sintering carriages which move along a travel pat...  
WO/2019/124768A1
A sintering operation control apparatus may comprise: a database for storing a prediction model for predicting at least one manipulated value related to a sintering operation through a neural network algorithm; an operation data collecti...  
WO/2019/117457A1
The present invention relates to a porous porphyrin polymer and a method for recovering noble metal elements by using the same, and a porous porphyrin polymer of chemical formula 1, having high selectivity and adsorptivity with respect t...  
WO/2019/110746A1
A process for obtaining a material of value from a bulk material is described, wherein the process comprises: mixing the bulk material with a liquid to give a suspension in a mixing vessel (110), separating the suspension by means of a s...  
WO/2019/112234A1
The present invention relates to a Cr-Ni-based alloy for a radiant tube, having excellent resistance to high-temperature deformation and cracks, and a manufacturing method therefor. One embodiment of the present invention provides: a Cr-...  
WO/2019/107925A1
Introduced is a sintered ore production method comprising: a step for assembling a sintering blend of raw materials by adding water to a sintering blend of raw materials including raw materials, fuel materials, and auxiliary raw material...  
WO/2019/100648A1
A converter flue gas residual heat recovery process is disclosed, comprising the following steps: S1. flue gas discharged from a converter is inputted to a first residual heat boiler, and flue gas is discharged after heat exchange in the...  
WO/2019/101633A1
The current invention, in a first aspect, concerns a method for separating a lead component from a lead coated glass, for instance glass from a CRT recycling process, whereby the coated glass is crushed and ground to achieve a finely gra...  
WO/2019/103419A1
The purpose of an embodiment of the present invention is to provide a device for mixing blended raw materials for sintered ore, wherein the performance of the mixer is improved such that the performance of granulating sintered blended ra...  
WO/2019/100042A1
A method including providing a quantity of metal, the quantity of metal being contaminated by a contaminant including a quantity of carbon; configuring a vacuum induction furnace to operate according to a set of operating parameters, the...  
WO/2019/087193A1
A method for recovery of gold from gold-containing materials, such as electronic waste material, minerals and sands is described. The method includes crushing the gold containing material to obtain a particulate material. The particulate...  
WO/2019/086511A1
The invention relates to a method for the thermal treatment of a lithium ore (1) in which entrained flow treatment is performed in which particles of the lithium ore (1) are carried by heating gas 18 along an entrained flow treatment sec...  
WO/2019/085507A1
Disclosed is a production method for extracting chromium by mixing and calcinating a chromium-containing material, wherein the chromium is extracted by a procedure involving uniformly mixing a chromium ore, sodium carbonate and a clinker...  
WO/2019/082749A1
The purpose of the present invention is to provide a sintered ore manufacturing method which, even when reaction temperature fluctuates during sintering, enables such a fluctuation to be discerned immediately and makes it possible to min...  
WO/2019/078624A1
A method for manufacturing briquettes to be added so as to adjust a Ti content in molten metal after decarburization for removing carbon (C) from the molten metal comprise the steps of: preparing Ti-containing powder; preparing a binder ...  
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/2019/074817A1
Oxygen is injected into the windbox of a fluidized bed ore roaster to form a fluidizing and oxidizing gas stream of elevated oxygen content which is fed into only the feed zone into which the ore to be fluidized is fed.  
WO/2019/067433A1
Disclosed herein are methods and compositions for increasing the alumina content of a bauxite ore prior to alumina extraction by an extractive process, such as the Bayer process. By adding a beneficiation agent to an aqueous ore slurry, ...  
WO/2019/053148A1
The invention relates to a method for extracting at least one metal contained in a sample comprising a mixture of metal salts from at least two different metals, comprising the successive steps of: a) contacting the sample, in a grinding...  
WO/2019/052680A1
The invention relates to a treatment device (1) and a method for removing coatings, comprising a vibratory conveyor (2) with a conveying channel (3), which is designed in the manner of a trough, in order to form a treatment bath (4) with...  
WO/2019/055960A1
Bauxite grinding compositions that can significantly reduce the viscosity of bauxite slurry, which allow alumina refinery plants to increase throughput of bauxite grinding or pre-desilication. Described are processes to improve the grind...  
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/2019/043244A1
A process is described for the recovery of the chemical components of the "black paste" resulting from the opening of dead alkaline and zinc-carbon batteries.  
WO/2019/034859A1
A briquette comprising:(i) a particulate material; and (ii) graphene and/or a derivative thereof.A method for producing the briquette comprising: (i) mixing the particulate material, with the graphene and/or derivative thereof; (ii) comp...  
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/2019/028497A1
A process is disclosed for the recovery of a metal from a pyrite-bearing material. The process comprises thermally decomposing the pyrite-bearing material so as to produce a material comprising pyrrhotite (FeS). The process also comprise...  
WO/2019/029918A1
The invention relates to a method for treating magnesite, a sintered magnesia produced by the method, and a sintered, refractory ceramic product produced by the method.  
WO/2019/027107A1
The present invention relates to a sintering apparatus and a sintering method using the same and, more specifically, to a sintering apparatus capable of controlling a combustion process of a raw material, thereby improving the quality an...  
WO/2019/026978A1
This method for dissolving a lithium compound comprises bringing a lithium compound into contact with water or an acid solution and supplying carbonate ions to the water or acid solution to generate carbonic acid, and reacting the lithiu...  
WO/2019/022555A1
The present invention provides a method for selective recovery of a valuable metal from a waste denitrification catalyst through alkali fusion, the method comprising the steps of: (a) adding an alkali metal to a waste denitrification cat...  
WO/2019/015519A1
A method and system for treatment of rare earth concentrate. The method comprises: (1) mixing rare earth concentrate with concentrated sulfuric acid to obtain a mixed slurry and a first fluorine-containing gas; (2) mixing the mixed slurr...  
WO/2019/015518A1
Provided is an apparatus for continuous decomposition of rare earth concentrate. The apparatus comprises: a body, which has a feed port, two liquid feeding ports, and two tail gas outlets at the top and two discharge ports at the bottom,...  
WO/2019/015478A1
A belt roaster, comprising a pair of airflow blocking plates and an ash container, wherein, the pair of airflow blocking plates are provided at both sides of a car of a belt apparatus air blast drying section, the ash container is provid...  
WO/2019/009289A1
Provided is a method for producing sintered ore the overall strength of which is improved by partially removing a portion having low strength. In the method for producing sintered ore, impact force is applied to sintered ore (1) after pr...  
WO/2019/006545A1
A method is disclosed for the oxidation and thermal decomposition of metal chlorides, leading to an efficient and effective separation of nuisance elements such as iron and aluminium from value metals such as copper and nickel. In the fi...  
WO/2019/008962A1
Provided is an ore dressing method capable of efficiently separating copper ore from molybdenum ore. The ore dressing method is provided with: a conditioning step for adding a sulfite as a surface treatment agent to an ore slurry compris...  
WO/2019/006568A1
The present invention relates to a method for extracting base and precious metals, all contained in refractory minerals, using aqueous media. The aim is to replace the current "flotation/smelting"· method for extracting minerals in Chil...  
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...  
WO/2019/001181A1
A blast furnace smelting method for high-grade, vanadium rich, chromium-bearing vanadium-titanium magnetite (CVTM) concentrate. The method is carried out according to the following steps : (1) mixing high-grade, vanadium rich, CVTM conce...  
WO/2019/001180A1
A method for preparing sintered ore from a high-grade, vanadium rich, chromium-bearing vanadium–titanium magnetite (CVTM) concentrate mixture. The method comprises the following steps: (1) preparing high-grade, vanadium rich, CVTM conc...  
WO/2018/234855A1
This invention relates to an integrated process for recovering value metals from sulphide ore which includes the steps of bulk sorting 16 and screening 24/28 crushed ore. The sorted/screened coarse ore stream is ground and classified 20 ...  
WO/2018/234300A1
The invention relates to the use of pellets comprising one or more thermoplastic material(s) of more than 40%, based on the total dry weight of the pellets and one or more cellulosic material(s) of more than 20%, based on the total dry w...  
WO/2018/232438A1
The invention provides an integrated separator system for the preconcentration of a material comprising one or more grizzly bars and one or more electrodes which provide a high voltage pulse (HVP) discharge to the material. The invention...  
WO/2018/228156A1
A high-vanadium and high-chromium type vanadium-titanium magnetite pellet, relating to the technical field of blast-furnace smelting in a high-vanadium and high-chromium type vanadium-titanium magnetite comprehensive utilization method. ...  
WO/2018/228155A1
A preparation method for high-vanadium high-chromium type vanadium titanium magnetite pellets, comprising: performing wet-grinding on the imported high-vanadium high-chromium type vanadium titanium magnetite; compounding according to the...  
WO/2018/219417A1
A method and device are proposed for extracting molybdenum from low-grade crude ore by means of low-temperature chlorination, in which finely dispersed molybdenum-containing ore materials are chlorinated at 220-250°С by chlorine gas, f...  
WO/2018/218134A1
A cyclone temperature control system for a cyclone of a decoating system includes a controller, a gas mover, and a control valve that is movable between a fully open position and a closed position. A method of controlling the temperature...  
WO/2018/215327A1
The invention concerns a method of operating a sinter plant, wherein a sinter mix is fired in a sintering machine (10), the method comprising the steps of: a) crushing fired sinter to below an upper particle size limit; b) screening the ...  
WO/2018/218131A1
A decoating system includes a dust cyclone and cooled conveyor. The dust cyclone is configured to receive an exhaust gas from a decoating kiln, filter organic particulate matter from the exhaust gas as dust, and discharge the dust at a d...  
WO/2018/215328A1
A sinter cooling system comprises a ring shaped tank (12) configured to receive hot sinter from an upper charge opening (18) and to discharge cooled sinter through a lower discharge opening; rotary drive means (14) for rotating the ring ...  

Matches 601 - 650 out of 11,052