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Matches 301 - 350 out of 12,649

Document Document Title
WO/2012/014685A1
Provided are: a process for producing ferronickel from a nickel sulfide material produced by a wet refining of a lateritic nickel ore or a scrap or a work-in-process material or from a mixed sulfide material containing nickel and cobalt....  
WO/2012/015066A1
Provided is an advantageous method for producing a starting material for sintering, wherein it is possible to improve productivity compared to conventional methods by effectively using ultrafine limestone powder and high-carbon dust duri...  
WO/2012/015063A1
Provided is a method for producing a starting material for sintering, wherein it is possible to improve productivity compared to conventional methods by effectively using ultrafine limestone powder and high-carbon dust during the process...  
WO/2012/015065A1
Provided is a method for producing a starting material for sintering, wherein it is possible to improve productivity compared to conventional methods by effectively using high-carbon dust during the process in which the surfaces of preli...  
WO/2012/015067A1
Provided is a method for producing a starting material for sintering, wherein it is possible to improve productivity compared to conventional methods by effectively using high-carbon dust during the process in which the surface of pseudo...  
WO/2012/010254A1
The invention relates to a method for agglomerating residual substances, in particular scale and mill scale, containing iron oxide, wherein the residual substances and paper sludge are dried and comminuted and agglomerates are produced f...  
WO/2012/007277A1
A cooling device for hot bulk material (1) has a cooling tower (2) with a vertical main axis (3), said hot bulk material (1) being cooled in the cooling tower by means of a gas flow (4). The device has a feeding device (5) by means of wh...  
WO/2012/006660A1
A method for the pyrometallurgical processing of nickel-containing material using a fluxing composition comprising calcium.  
WO/2012/004284A2
The instant invention discloses a method for the valorization of spent catalyst from hydrocarbon processing slurry reactors as well as slurry flakes.  
WO/2012/004284A3
The instant invention discloses a method for the valorization of spent catalyst from hydrocarbon processing slurry reactors as well as slurry flakes.  
WO/2012/002338A1
A process for producing a molten steel (G) is disclosed in which particulate metallic iron can be more efficiently melted. The process includes the step of melting, in an electric arc furnace (2), all charge for iron which comprises: par...  
WO/2011/161597A1
A process for upgrading a precious metals-containing concentrate or residue results in near-quantitave removal of base metals and several impurity elements at elevated temperatures. The precious metals- containing concentrate or residue ...  
WO/2011/158338A1
Provided is a green pellet (10) which comprises: an inner core layer (11) containing an iron oxide-containing starting material, a carbonaceous material for reduction, and a slag-forming agent; and a coating layer (12) disposed so as to ...  
WO/2011/155417A1
Disclosed is a granular metal production method that further increases granular metal productivity, wherein agglomerates containing a metal oxide and a carbonaceous reducing agent are heated to reduce and melt the metal oxide contained i...  
WO/2011/156121A1
A method is provided herein for performing a leaching process on a substrate (113). In accordance with the method, a freeze wall (115) is created which isolates a portion (117) of a substrate, and the isolated portion of the substrate is...  
WO/2011/150984A1
Method for the recovery of noble metals comprising the steps of subjecting ore particles to an electrolytic bath (1) enhanced by an ultrasonic bath (2), the electrolytic bath (1) comprising heavy and/or semi-heavy water; shock heating th...  
WO/2011/141036A1
The invention relates to a method for reprocessing steel scrap, wherein the steel scrap is preheated with the aid of exhaust gases arising in a melting furnace. In order to prevent dioxins, furans, or other problematic organic substances...  
WO/2011/137575A1
A method and apparatus for separating molten dust from high temperature gas and applications thereof are disclosed. The method includes the following steps: washing the inside wall of the adhesion separator with the high temperature gas ...  
WO/2011/138954A1
Disclosed is a technique for preventing the fixation of metal iron and/or wustite (which is a material produced by the thermal reduction of iron oxide contained in a powder derived from an aggregated mass that comprises, as a raw materia...  
WO/2011/136556A3
Provided is an additive composition for metal sintering, which comprises an alkali metal compound that is added together with calcium carbonate constituting a melting accelerator for lowering the melting point in the process of sintering...  
WO/2011/136556A2
Provided is an additive composition for metal sintering, which comprises an alkali metal compound that is added together with calcium carbonate constituting a melting accelerator for lowering the melting point in the process of sintering...  
WO/2011/133132A1
A multiphase composite system is made by binding hard particles, such as TiC particles, of various sizes with a mixture of titanium powder and aluminum, nickel, and titanium in a master alloy or as elemental materials to produce a compos...  
WO/2011/132628A1
Disclosed are a method for melting aluminum powder and a melting apparatus capable of melting aluminum powder with a high yield and making it possible to reuse the melted aluminum in a variety of applications. The method for melting alum...  
WO/2011/127548A1
It describes a process for application of alcoholic derivative on heat treated pellets for inhibition of particulate emission comprising the steps of: a) weighing the amount of heat treated pellets discharged from furnaces; b) measuring ...  
WO/2011/127672A1
A method for producing metallic magnesium by vacuum reduction comprises the following steps: calcining dolomite, magnesite, brucite and limestone respectively, compounding MgO and CaO thereof in a molar ratio of more than 1, grinding and...  
WO/2011/129388A1
A process for producing a sintered mineral, in which a surface-coated carbon material is contained in a coal blend as a sintering fuel, wherein the surface-coated carbon material is produced by coating the surface of a carbon material wi...  
WO/2011/118738A1
Disclosed is a carbon-material-containing iron oxide briquette composition that, when obtaining reduced iron by heating in a moving hearth reduction furnace, does not turn into powder in the furnace leading to an accumulation of powder, ...  
WO/2011/118822A1
Disclosed is a method for producing a sintered ore, which involves: forming a charged layer by charging a sintering starting material comprising fine ore and a carbon material on a circulating pallet; igniting the carbon material on the ...  
WO/2011/118840A1
Provided are a sintering palette carriage having sinter cake supporting plates which can improve the quality and the productivity of a product by preventing cracks from occurring in the surface of a sinter cake and optimally utilizing th...  
WO/2011/115307A1
Disclosed is a sinter cake support stand which, in high-temperature environments having sintered ore heating temperatures of 1200-1400C, has excellent abrasion resistance and breaking resistance, and corrosion resistance to a high-temper...  
WO/2011/115262A1
Disclosed is a process for the production of a solid fuel for use in sintering, which comprises carbonizing coal by heating at 300 to 1150°C in a rotary kiln to produce char usable as a solid fuel for use in sintering. In the process, a...  
WO/2011/110590A1
A method and apparatus for harvesting waste thermal energy from a pyrometallurgical vessel (1) and converting that energy to direct electrical current, the method including deriving and controlling a primary fluid flow (103) from a prima...  
WO/2011/108532A1
Disclosed is an air leakage detection system for a pallet carriage, which is provided with an oxygen sensor (15) for measuring an oxygen density within a window box (7); two-dimensional code patterns (60) respectively attached to the sid...  
WO/2011/108466A1
A process for producing ferro coke by carbonizing a molded object comprising a carbonaceous material and iron ore is provided. The process yields ferro coke which, in a blast furnace, shows enhanced reactivity of the coke contained there...  
WO/2011/096479A1
A method for separating arsenic mineral from a copper material having a high arsenic content, which comprises pulverizing the copper material containing arsenic, adding water thereto to form a slurry and then adding to the slurry a flota...  
WO/2011/097357A1
A sludge or slurry physical stabilizing method combines coarse particles with a slurry of fine particles to generate a composite slurry having a substantially predetermined ratio of coarse particles to fine particles. The composite slurr...  
WO/2011/092503A1
A pellet binder is described comprising silicate 60-97 by wt%, catalyst 3-40 by wt%, and the balance as water. The catalyst comprises glycol at 10-40 wt%, sulphonate at 10-20 wt% and sulphate 5-10 wt%. Such a pellet binder can be used in...  
WO/2011/093518A1
Disclosed is a method for controlling the layer thickness of a sintering starting material for a sintering machine, which properly controls the layer thickness of the sintering starting material on the entry side of the sintering machine...  
WO/2011/082454A1
The present invention provides a process for the production of a uranium trioxide yellowcake from a uranium peroxide precipitate, the peroxide precipitate being in the form of a low solids content, uranium rich feed slurry, the process i...  
WO/2011/082453A1
The present invention provides apparatus for the production of a uranium yellowcake from a uranium peroxide precipitate, the peroxide precipitate being in the form of a low solids content, uranium rich feed slurry, the apparatus includin...  
WO/2011/070399A1
The present invention relates to the production of ceramic materials by utilising (25-100%) bottom ash obtained from the incineration of solid waste (SW), preferably municipal solid waste (MSW), having application in the construction ind...  
WO/2011/063738A1
A reducing agent for beneficiation of low-grade, refractory and iron oxide ore has the total content of fixed carbon of 30-90% on condition that the effective components of the carbon-containing gas reducing agent, carbon-containing soli...  
WO/2011/061627A1
An ore fine agglomerate to be used in a sintering process is disclosed, wherein the ore fine agglomerate is formed by a mixture of ore fine particles and an agglomerating agent, and wherein the particles have diameters between 0.01 mm an...  
WO/2011/044608A1
A method (10) for the processing of manganese ore fines, the method characterised by the steps of: (i) Preparation of a manganese ore fines feed (12) to produce at least two fractions thereof (14, 16); (ii) Passing the larger of the two ...  
WO/2011/042102A1
This invention relates to a sinter cooler of a sintering plant for use in metallurgy, comprising a cooling-air chamber (1 ) and a sinter cooling chamber (3) including a perforated plate (2) which can travel over the same, and comprising ...  
WO/2011/042101A1
This invention relates to a sinter cooler of a sintering plant for use in metallurgy, comprising a cooling-air chamber (3) and a sinter cooling chamber (1) including a perforated or slotted base plate (4), which can travel over the same ...  
WO/2011/042100A1
The invention relates to a sinter cooler of a sintering plant for use in metallurgy, comprising a cooling-air chamber (1) and a sinter cooling chamber (3) including a perforated plate (2), which can travel over the same, and comprising a...  
WO/2011/040344A1
Disclosed is a method for producing briquettes, by which briquettes having enhanced strength can be produced even when the amount of a binder used therefor is reduced as much as possible. Specifically disclosed is a method for producing ...  
WO/2011/038746A1
The invention relates to a method for dezincifying zinced steel scrap, wherein the zinced steel scrap is brought into contact with an acidic solution, which is already pre-loaded with zinc ions. It has been shown that a significant accel...  
WO/2011/034275A1
The present invention relates to an apparatus for manufacturing compacted iron and to an apparatus for manufacturing molten iron comprising the apparatus. The apparatus for manufacturing compacted iron comprises: i) a roll core having a ...  

Matches 301 - 350 out of 12,649