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Matches 351 - 400 out of 3,489

Document Document Title
WO/2013/107106A1
A distillation apparatus for use in preparing titanium sponge, comprising: a furnace (10) and a reactor (20) used for holding a condensate. Arranged on the furnace (10) is a furnace cover (11). Arranged on the reactor (20) is a reactor c...  
WO/2013/107108A1
A method for preparing titanium sponge from potassium fluorotitanate via aluminothermy, comprising the following steps: a reaction step: in a vacuum, mixing aluminum and zinc, then reacting with potassium fluorotitanate; a distillation s...  
WO/2013/107107A1
A method for preparing titanium sponge, comprising the following steps: step A: placing magnesium into a sealed resistance furnace, vacuuming, introducing an inert gas, heating into a magnesium solution; step B: opening a reactor, adding...  
WO/2013/107111A1
A method for preparing titanium sponge from sodium fluorotitanate via aluminothermy, comprising the following steps: a reaction step: in a vacuum, mixing aluminum and zinc, then reacting by adding sodium fluorotitanate; a separation step...  
WO/2013/107109A1
A reaction apparatus for use in preparing titanium sponge, comprising: a reactor (10) and a reactor cover (10) having a stirring apparatus (21). The reactor cover (20) and the reactor (10) have arranged therebetween a sealing ring (16). ...  
WO/2013/107110A1
Provided in the present invention is a method using sodium fluorotitanate as a raw material for preparing titanium sponge. The method comprises the following steps: step A: placing aluminum in a sealed resistance furnace, vacuuming, intr...  
WO/2013/104059A1
There are provided processes for treating red mud. For example, the processes can comprise leaching red mud with HCl so as to obtain a leachate comprising ions of a first metal (for example aluminum) and a solid, and separating said soli...  
WO/2013/105283A1
A titanium target for sputtering, which is a high-purity titanium target characterized by containing 0.5 to 5 ppm by mass of S as an additive component, wherein the purity of the target excluding the additive component and a gaseous comp...  
WO/2013/100048A1
Provided are: titanium dioxide granules which have a proper hardness and a proper grain size, contain substantially no radioactive substance, and are suitable for fluidized chlorination for the production of titanium tetrachloride; and a...  
WO/2013/096893A1
A method to extract and refine metal products from metal-bearing ores, including a method to extract and refine titanium products. Titanium products can be extracted from titanium-bearing ores with TiO2 and impurity levels unsuitable for...  
WO/2013/080066A1
A method for recovering materials from a catalyst is provided. The catalyst comprises oxides of iron, cerium, molybdenum and potassium. The method includes: treating the catalyst with an aqueous leachant to remove potassium and molybdenu...  
WO/2013/076300A1
Iron and molybdenum containing pellets and a process for producing the pellets are disclosed. A green pellet is produced from mixing an iron containing powder, a molybdenum oxide powder, and a carbonaceous powder. The green pellets can b...  
WO/2013/054282A1
A process for treating a zirconium containing feedstock includes fluorinating a feedstock comprising dissociated zircon ('DZ') to obtain a zirconium fluorine compound and a silicon fluorine compound. The zirconium fluorine compound is se...  
WO/2013/040694A1
A process for upgrading tantalum and niobium ores and concentrates is described herein. The process comprising: a) submitting the ore or concentrate to a caustic fusion or an alkali fusion using a melt comprising at least one salt of an ...  
WO/2013/035048A1
The invention concerns a method for recycling lithium batteries and, more specifically, Li-ion batteries and the electrodes of such batteries. Said method for recycling electrodes of lithium batteries and/or lithium batteries comprises t...  
WO/2013/027648A1
The present invention is a method for manufacturing a titanium ingot (30), the method being characterized by comprising: a step of melting a titanium alloy for a predetermined time by cold crucible induction melting (CCIM); a step of sup...  
WO/2013/017000A1
Provided is a pretreatment method in titanium white preparation by recycling titanium white acid hydrolysis residue, comprising: pulverizing the dried acid hydrolysis residue; mixing sulphuric acid solution with the acid hydrolysis resid...  
WO/2013/011521A1
This invention relates to a method for direct reduction of oxidized chromite ore fines (0 to 4.0 mm) composite agglomerates in a tunnel kiln to produce one of a reduced and agglomerates for use in ferrochrome or charge chrome production;...  
WO/2012/176740A1
In the present invention, recovered titanium scraps are used as a melting raw material, an additive is added, and high-quality ingots are manufactured. Scraps to which individual identification information (and work process history infor...  
WO/2012/172279A1
Disclosed is a method of producing an object, the object being made of metal or an alloy, having a desired shape and being non-porous, the method comprising: providing some metal or alloy having a first average solute level; using the pr...  
WO/2012/173522A1
The invention relates to the processing of complex oxide raw materials, such as natural ores, ore concentrates and similar materials, in which extractable metals are found in oxide solid solutions or oxide chemical compounds with refract...  
WO/2012/168915A1
The present invention relates to a method for the selective separation and recovery of metal solutes from an acidic aqueous solution by solvent extraction techniques. The present invention further relates to the selective separation and ...  
WO/2012/163350A1
The invention relates to a process for preparing titanium dioxide, which includes a special treatment of the digestion residues which form in the course of preparation of titanium dioxide by the sulfate process, and to the digestion resi...  
WO/2012/149642A1
The present disclosure relates to processes for recovering rare earth elements from various materials. The processes can comprise leaching the at least one material with at least one acid so as to obtain a leachate comprising at least on...  
WO/2012/132107A9
Provided is a processing method for recovering a highly pure niobium starting material from glass scraps containing niobium and boron. The method for isolating/purifying niobium has: a first step for extracting niobium into an organic so...  
WO/2012/147998A1
Provided is a copper-containing titanium alloy having improved strength and hardness and a composition not obtainable by the conventional method, in which copper is contained without segregation in the titanium. Also provided is a method...  
WO/2012/137359A1
The present invention enables a high-grade concentrate in which titanium dioxide has been highly concentrated to be inexpensively produced from a low-grade titanium dioxide ore. A powdery titanium dioxide ore is subjected to reverse flot...  
WO/2012/135872A1
The invention can be used for the industrial production of silicon and titanium. In the method for obtaining silicon and titanium from particles of SiO2 and FeTiO3, electromagnetic interactions are generated between the aforesaid particl...  
WO/2012/132962A1
A tantalum recovery method which with which it is possible to recover tantalum from waste containing relatively large quantities of copper and tungsten, such as discarded boards, including printed circuit boards in particular. Therein, m...  
WO/2012/123261A1
A process for recovering heavy metals, in particular vanadium, from a an aqueous suspension containing soot and ash particles, in particular from soot water obtained in the partial oxidation of hydrocarbons, by treating the suspension wi...  
WO/2012/116003A1
The present invention relates to processes for hydromethanating a nickel-containing (and optionally vanadium-containing) carbonaceous feedstock while recovering at least a portion of the nickel content (and optionally vanadium content) o...  
WO/2012/115272A1
[Problem] To make it possible to efficiently produce an ingot, by efficiently cooling an ingot that is removed from a mold built into a melting furnace for smelting metal, in the production of active metal using the melting furnace, whic...  
WO/2012/093170A1
The main subject-matter of the present invention is a process for the dissolution of at least one element chosen from niobium and tantalum and at least one other element chosen from uranium and the rare earth elements, advantageously for...  
WO/2012/083583A1
Disclosed is a method for extracting tungsten from scheelite, which comprises: introducing mixed acid consisted of sulfuric acid and phosphoric acid into a decomposition reactor, heating to 70-100℃, and then adding scheelite, maintaini...  
WO/2012/080875A1
A method of upgrading a titaniferous material includes nitriding and reducing a titaniferous material which includes TiO2 and Fe oxides in the presence of nitrogen and carbon to convert the TiO2 to TiN and to reduce most of the Fe oxides...  
WO/2012/078273A2
Nanomaterial preparation methods, compositions, and articles are disclosed and claimed. Such methods can provide nanomaterials with improved morphologies relative to previous methods. Such materials are useful in electronic applications.  
WO/2012/069625A1
The present invention relates to a process for selectively removing molybdenum from a solution which contains molybdenum, said process comprising the following steps: ■ bringing the solution to an acid pH lower than or equal to 3, pref...  
WO/2012/070461A1
A device for producing titanium metal comprises (a) a first heating unit that heats and gasifies magnesium and a first channel that feeds the gaseous magnesium, (b) a second heating unit that heats and gasifies titanium tetrachloride so ...  
WO/2012/070452A1
A titanium metal production apparatus is provided with (a) a first flow channel that supplies magnesium in a state of gas, (b) a second flow channel that supplies titanium tetrachloride in a state of gas, (c) a gas mixing section in whic...  
WO/2012/066298A2
An apparatus for reduction of a solid feedstock has a first electrode and a second electrode located within an electrolysis chamber, the second electrode being disposed above an upper surface of the first electrode. A retaining barrier a...  
WO/2012/066299A1
In a method of electrolytically reducing a solid feedstock, for example a solid metal oxide feedstock, an electrode module (10) is positioned in a first position to be loaded with the feedstock. The loaded module is then transferred from...  
WO/2012/062892A1
The present invention provides a process for recovering transition metal tetrahalides from a waste stream coming from a catalyst manufacturing process by (a) establishing a mixed stream comprising transition metal tetrahalide and transit...  
WO/2012/065191A2
A process for the selective recovery of Mo, V, Ni, Co and Al from spent hydroprocessing catalysts includes the steps of treating the spent catalysts to recovery metals, support as well as chemicals. The process steps include deoiling, de...  
WO/2012/059939A1
A process for preparation of lower chlorides of titanium is provided, in which titanium tetrachloride (TiCl4) is reduced using a reducing agent in at least one molten alkali metal salt at a temperature of about 300 to about 1400°C to ob...  
WO/2012/056256A1
This invention relates to an improved filler product based on milled expanded volcanic glass like expanded pitchstone or expanded pumicite, expanded perlite or expanded pumicites for use as Ti02 extender in paints, as IR retaining filler...  
WO/2012/035611A1
Obtained are a method and an apparatus for recovering a metal from electric furnace dust, which are capable of recovering the metal with high efficiency without causing problems such as occlusion of the apparatus. An apparatus (1) for re...  
WO/2012/026649A1
The present invention relates to preparing ferro molybdenum from molybdenite concentrate, and more particularly, to a method for directly preparing ferro molybdenum having copper content of 0.5% or less from molybdenite with high copper ...  
WO/2012/024124A2
A process for treating spent catalyst containing heavy metals, e.g., Group VIB metals and Group VIII metals is provided. In one embodiment after deoiling, the spent catalyst is treated with an ammonia leach solution under conditions suff...  
WO/2012/017181A1
One of the aspects of the invention is to propose an industrial separation process that is simple, inexpensive and non-corrosive which makes it possible to separate zirconium and hafnium tetrachlorides from mixtures thereof. Another aspe...  
WO/2012/015278A2
The manufacturing method of the present invention is characterized by self-propagating high temperature synthesis (SHS) of a raw material having ZrO2, ZrSiO4, KZr2(PO4)3, or zirconium raw ore having the mixture thereof, and a reducing ag...  

Matches 351 - 400 out of 3,489