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Matches 1 - 50 out of 13,352

Document Document Title
WO/2018/007629A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007635A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007630A1
Disclosed is a composition based on burnt calcium-magnesium compounds in the form of briquettes, characterized in that said composition comprises quicklime in the form of crushed particles at a concentration of 10 to 100% by weight in re...  
WO/2018/007637A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007634A1
Disclosed is a composition based on burnt calcium-magnesium compounds in the form of tablets, characterized in that said composition comprises quicklime in the form of crushed particles at a concentration of 10 to 100% by weight in relat...  
WO/2018/007639A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007638A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007636A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/007607A1
Disclosed are a composition in the form of raw or baked briquettes comprising at least one burnt calcium-magnesium compound and an iron-based compound, a method for obtaining said composition, and the uses thereof.  
WO/2018/003648A1
The present invention is a method for producing sintering feedstock for producing sintered ore, and is characterized by using a carbon material having a volatile matter content of 10 mass% or less as a carbon material in a method for pro...  
WO/2017/221130A1
Plant for the recovery of spent refractory material in steel plants, comprising at least one receiving area (1) for said refractory material, at least one material sieving area (2), at least one magnetic separation area (3) and at least ...  
WO/2017/221774A1
Provided is a method for manufacturing a carbon-material-incorporated sintered ore, whereby a carbon-material-incorporated sintered ore capable of enhancing reduction efficiency can be manufactured at high yield. The present invention is...  
WO/2017/223082A1
The present invention is directed to composition and methods for iron ore pelleting and cement binders. More particularly, the binders are bio compatible crosslinked levan and crosslinked polysaccharides or groups or salts thereof.  
WO/2017/213159A1
Provided is a scrap metal processing device that is capable of reliably and efficiently removing various substances, such as cutting oil, paint, antirust, etc., adhered to scrap metal by thermal decomposition in a short time, prevents ox...  
WO/2017/211362A1
Disclosed is an air filtering system (1) comprising a dividing shed (2) in which by-products (3) from a metal plant (4) can be divided into smaller pieces and wherein the dividing shed (2) comprising an air outlet (5). The air filtering ...  
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/2017/207684A1
The present invention relates to a method for converting a waste material from sulphide ore based nickel production to a ferroalloy product by converting it to nickel pig iron by drying, calcining and reduction with under-stoichiometric ...  
WO/2017/200408A1
The present invention refers to a process of extraction of lithium from ores or lithium mineral concentrates, through the combination of three unitary operations, the mechanical activation of the ore or of the concentrate, followed by th...  
WO/2017/199115A1
The present invention describes a process for producing a bauxite agglomerate comprising: providing a crude bauxite having a fine particle size and an initial weight % of water as a feed bauxite, optionally screening said feed bauxite or...  
WO/2017/194841A1
The present invention relates to a binder composition for agglomerat- ing fine ore particles, comprising a water soluble metal salt, and a synthetic polymer, a surfactant, or a combination or mixture thereof, in a form of a solution. The...  
WO/2017/192279A1
A pallet car for conveying material to be processed is disclosed. The pallet car includes first and second sidewalls formed from sidewall members that each include a metal frame and a heat-resistant liner, such as formed from refractory....  
WO/2017/186162A1
Provided is a process for treating a metal surface waste, comprising the following steps: a) providing a metal surface waste; b) mixing the metal surface waste with a sulphide ore and reacting with oxygen in a calcination section (1) to ...  
WO/2017/185158A1
A process for reducing arsenic content from arsenic-bearing gold concentrate or other arsenic-bearing gold materials to produce the low arsenic-bearing gold concentrate. The process comprises: (i) optionally regrinding the input arsenic-...  
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/2017/185946A1
A method for processing low-grade laterite nickel ore, the method comprises: 1) adding a composite additive to a laterite nickel ore raw material to obtain a mixture, and drying said mixture; 2) reduction roasting after said drying; the ...  
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/2017/164898A1
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...  
WO/2017/162857A1
The present invention relates to a process for thermal treatment of a sulfur-containing ore in which the ore is calcined at temperatures of between 600 and 1200 °C in the presence of oxygen in a reactor so that between 1 and 90 % by wei...  
WO/2017/159836A1
Provided is a countercurrent-type direct heating heat exchanger with which it is possible to inhibit wear of a container due to a heating subject fluid. The countercurrent-type direct heating heat exchanger (A) is provided with a contain...  
WO/2017/157092A1
A method for producing ferronickel by means of a high efficiency step forking type rotary reduction furnace in a direct reduction manner, comprising the steps of: sieving laterite nickel ore raw material, adding pulverized coal and an ad...  
WO/2017/157906A1
The invention relates to a process for thermal treatment of granular solids, wherein the solids at first are fed into a first reactor being designed as a flash reactor or a fluidized-bed reactor, where they are, in the case of a fluidize...  
WO/2017/154221A1
A method for manufacturing sintered pellets, which are reduced to become reduced iron by being fed into a reducing furnace Y1, is provided with: a mixing and granulating step for generating pellet grains by mixing iron oxide- and aluminu...  
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/2017/154840A1
Provided are a method for producing sintered pellets with which it is possible to decrease the occurrence of powder to the extent that excellent operation of a reduction furnace can be maintained, a method for producing reduced iron, and...  
WO/2017/150428A1
The purpose of the present invention is to propose a sintered ore manufacturing method that makes it possible to manufacture high strength granulated particles even when using iron ore containing large amounts of fine powder, which is di...  
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/2017/140861A1
The present invention relates to a method for charging pallet cars of a traveling grate for the thermal treatment of bulk material. In a first step a first layer is applied as hearth layer on a grate surface of the pallet car. In at leas...  
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/2017/133494A1
Disclosed is a method for preparing a refined ferronickel powder from a lateritic nickel ore by chlorinating with a bittern and reduction roasting. The method comprises: processing raw lateritic nickel ore into ore powder having a diamet...  
WO/2017/129341A1
The present invention describes a process for treating a leaching residue generated in a leaching of a sulfur-containing metal concentrate. Therein, the leaching residueisfed into a reactor, wherein a fluidizing gas is injected into the ...  
WO/2017/124891A1
A method for recycling copper indium gallium selenium materials comprises the steps of sulphating roasting, acid dissolution, extraction and electrolysis of metal copper, production of a gallium hydroxide deposition, replacement of indiu...  
WO/2017/127704A1
A process to beneficiate oxidized iron ore can include the steps of: (1) adding a polysaccharide to the oxidized iron ore; (2) adding at least one amine; and (3) adding at least one salt; wherein the pH of the process is below 10 and gre...  
WO/2017/109281A1
The invention relates to a strand sintering furnace and to a windbox (7) for a strand sintering furnace comprising a number of sequential process zones (1). The windbox (7) comprises sealing means (8) for sealing the windbox (7) towards ...  
WO/2017/111260A1
An embodiment of the present invention provides a method for preparing steelmaking dust briquettes, the method comprising the steps of: adding a cellulose ether-containing solution to steelmaking dust to prepare a mixture; stirring the m...  
WO/2017/100933A1
Described is a process for the selective extraction of rare earth elements from an ore or mineral concentrate material containing one or more gangue-derived elements, such as, iron, aluminum, zirconium and niobium. The process comprises ...  
WO/2017/102637A1
The present invention describes a pallet car for the transport of bulk material for a thermal treatment thereof. The pallet car comprises a frame with at least two opposed cross-beams on which grate bars rest and two end pieces each con-...  
WO/2017/094255A1
The formation of coarse pseudo-particles in sintering raw materials containing fine iron ore reduces the productivity of sintered ore. Provided is a method for producing sintered ore, wherein, by using a high-speed stirrer which has a ro...  
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...  
WO/2017/081646A1
Method for the dephosphorization of iron ore with a phosphorous content greater than 0.5% of magnetite, hematite or mixed nature, comprising: - pre-conditioning of the iron ore by means of a solid or pre-conditioning compound or in solut...  
WO/2017/082004A1
Provided is a method for manufacturing a sintered pellet, said method comprising: a pellet grain generation step for generating pellet grains having an interior coal content of 0.5% or less in terms of weight ratio by mixing and granulat...  

Matches 1 - 50 out of 13,352