Patents for C22B 34 - Obtaining refractory metals (6,435)
05/2010
05/19/2010CN101709390A On-line circulation method for process for extracting vanadium from stone coal
05/19/2010CN101709389A Composite additive for extracting vanadium from stone coal and using method thereof
05/19/2010CN101709388A Process for separating vanadium by chloridizing and roasting vanadium slag
05/19/2010CN101709381A Method for producing high-titanium iron
05/19/2010CN101709377A Purifying and impurity-removing method of leaching solution containing vanadium
05/19/2010CN101709376A Method for purifying alkaline vanadium leachate
05/19/2010CN101709375A Method for extracting metallic molybdenum in molybdenum-nickel ore by lye pressing immersion method
05/19/2010CN101709371A Method for extracting molybdenum nickel from carbon molybdenum nickel lean ores
05/19/2010CN101225481B Metallurgical extraction method for molybdenum-tungsten oxide bulk concentrate
05/14/2010WO2010051992A1 Recovery of metals and acids from exhausted pickling solutions and/or neutralization sludge
05/12/2010CN201463581U Furnace cover structure of sponge zirconium reduction reactor
05/12/2010CN201459221U Distillation multistage current dividerfor producing sponge titanium through magnesia method
05/12/2010CN201459220U Reducing and distilling reactor sieve plate component for use in titanium sponge production
05/12/2010CN201459219U Water sleeve for cooling sponge titanium
05/12/2010CN201459218U Reduction charging device for producing titanium sponge
05/12/2010CN1882711B High purity hafnium, target and thin film composed of said high purity hafnium, and method for producing high purity hafnium
05/12/2010CN101705377A Method for extracting vanadium from stone coal by wet-process enrichment and pyrogenic-process conversion
05/12/2010CN101705376A Process for producing sponge zirconium by using reduction and distillation combination method
05/12/2010CN101705357A Method for decomposing vanadous stone coal by using dry method without roasting
05/11/2010CA2507992C Plasma synthesis of metal oxide nanopowder and apparatus therefor
05/11/2010CA2335739C Process for chlorine recovery
05/11/2010CA2190603C Tantalum production and product
05/06/2010US20100111787 Method of recovering valuable metals from the vrds spent catalyst
04/2010
04/28/2010CN201443956U Heating furnace for titanium sponge reduction and distillation
04/28/2010CN1516744B Method for producing granular metal
04/22/2010WO2010043968A2 Production of molybdenum metal powder
04/22/2010US20100098606 Process for the extraction of specific transition metals
04/22/2010CA2741025A1 Production of molybdenum metal powder
04/21/2010EP2177636A1 A method of producing titanium powder
04/21/2010CN201439045U Vacuum pipeline dust filtering device in production of sponge titanium
04/21/2010CN101696473A Process for extracting vanadium from stone coal by acid method for performing curing pretreatment on raw ore
04/21/2010CN101696468A Acid-method regenerative organic phase process in vanadium extraction cycle
04/21/2010CN101695751A Valve metal powders and process for producing them
04/15/2010US20100089204 Process for Producing Ti and Apparatus Therefor
04/14/2010CN201437548U Sponge zirconium distilling and finishing barrel
04/14/2010CN101693947A Additive and method for extracting vanadium by roasting stone coal ores, and preparation method thereof
04/14/2010CN101693946A Additive and method for extracting vanadium by roasting stone coal ores and preparation method thereof
04/13/2010CA2334237C Removal of oxygen from metal oxides and solid solutions by electrolysis in a fused salt
04/08/2010US20100086454 Process for recovering titanium dioxide
04/07/2010CN101691649A Titanizing and aluminizing agents for sponge titanium reactor and method
04/07/2010CN101691635A Alkali-acid double-cycle process for treating brown iron type nickel laterite ore
04/06/2010CA2450345C A method for the removal of metals from an aqueous solution using lime precipitation
04/01/2010WO2010036131A1 Production of titanium alloys in particulate form via solid state reduction process
04/01/2010WO2010034577A1 Valve metal and valve metal oxide agglomerate powders and method for the production thereof
04/01/2010WO2010034083A1 A sulfate process
03/2010
03/31/2010EP2169086A1 Reduction method
03/31/2010CN201433239Y Vacuum distillation equipment for use in production of titanium sponge
03/31/2010CN201433238Y Parallel vacuum distillation equipment for use in production of titanium sponge
03/31/2010CN101684525A Method for extracting vanadium from vanadium-containing ferrophosphor
03/31/2010CN101684523A Method for reclaiming molybdenum from waste alumina base catalyst containing molybdenum
03/30/2010CA2415426C Mixed metal catalyst comprising a combustible binder
03/25/2010WO2010032052A1 Process for recovering a titanium dioxide product
03/25/2010US20100074805 Fluidized bed method for the heat treatment of solids containing titanium
03/24/2010CN201428926Y Compression air and nitrogen integrating supply device of titanium sponge plant
03/24/2010CN101680055A Production of fine grain micro-alloyed niobium sheet via ingot metallurgy
03/24/2010CN101676431A Method for titanizing inner wall of new reactor in production of titanium sponge
03/24/2010CN100595299C Method for preparing metallic titanium by TiCl4 vacuum glow discharge
03/17/2010CN101671781A Temperature control method and device of titanium reduction distilling furnace
03/17/2010CN100594246C Method for recovering high-purity molybdenum from molybdenum-containing dead catalyst
03/10/2010CN101665880A Screen plate structure of boiling chlorination furnace
03/10/2010CN100593576C Process of extracting Cr-V oxide from high Cr, V and magnetite ore
03/09/2010US7674441 Highly pure hafnium material, target and thin film comprising the same and method for producing highly pure hafnium
03/09/2010US7674314 Process for producing reduced metal and agglomerate with carbonaceous material incorporated therein
03/04/2010WO2010022445A1 Modified feed in industrial process
03/03/2010CN201416028Y Metal titanium extracting device
03/03/2010CN201416026Y Molybdenum hydrometallurgy oxygen pressure oxidation reaction device
03/03/2010CN101660062A Method for producing vacuum chromium under vacuum by taking powdered carbon as reducing agent
03/02/2010US7670407 Method of producing titanium
02/2010
02/25/2010WO2010021250A1 Process for producing titanium or titanium alloy ingot
02/25/2010DE102008039278A1 Verfahren zur Gewinnung von metallischem Ruthenium oder Rutheniumverbindungen aus Ruthenium-haltigen Feststoffen Process for the recovery of metallic ruthenium or ruthenium-containing solids of ruthenium
02/25/2010DE102004053676B4 Verfahren und Anlage zur Herstellung von Titanschlacke aus Ilmenit Method and apparatus for producing titanium slag from ilmenite
02/24/2010CN201411480Y Vanadic oxide soaking and suction filtrating device
02/18/2010US20100037728 Method for reducing chromium containing raw material
02/17/2010EP2152925A1 Process for the production of chromium metal nuggets from chromite ores/concentrates.
02/17/2010CN101649397A Method for extracting vanadium from sodium salt roasting clinker
02/16/2010CA2289965C Method for separation of metals from ore
02/11/2010WO2010016835A1 Processes for producing titanium dioxide
02/11/2010WO2010016337A1 Method for producing superconducting radio-frequency acceleration cavity
02/10/2010CN201400709Y Rare metal iodizing and purifying device
02/10/2010CN100588727C Alum extracting technique for clay ore by wet method
02/09/2010US7658894 Method for increasing the chrome to iron ratio of chromites products
02/03/2010CN101638730A Method for preparing sponge chromium from metallurgical-grade chromite concentrate fine powder
02/03/2010CN101638729A Radiating method in sponge titanium producing process by magnesium method
02/03/2010CN101638728A Vacuum distillation system for producing titanium sponge by adopting magnesium reduction distillation furnace
02/03/2010CN100587089C Process for clearly extracting vanadium form vanadium-containing carbonaceous shale
02/02/2010US7655182 Method for fabricating a metallic article without any melting
01/2010
01/28/2010WO2009150961A3 Metal manufacturing method
01/28/2010WO2009148043A3 Fusion apparatus and a fusing method using same
01/27/2010CN201392089Y Mechanical upright kiln for refining vanadium by sodium roasting
01/26/2010US7651547 Heating ilmenite to 700-950 degrees C. in the bed; gas flow from below through a tube into a mixing chamber of the reactor, the tube being partly surrounded by a stationary annular fluidized bed; gas velocities adjusted to particle Froude numbers; titanium oxide; iron; iron oxide (FeO)
01/21/2010WO2009144382A3 Method of producing calcium carbonate from waste and byproducts
01/20/2010EP1834003B1 Method for recovering titanium tetrachloride from a waste liquid
01/20/2010CN101629249A Comprehensive treatment method of three wastes in extracting vanadium from stone coal navajoite
01/20/2010CN101629248A Reduction distillation device for producing sponge titanium
01/20/2010CN100582259C Method for acid hydrolysis, oxidation, conversion and leaching of vanadium after stone coal decarburization
01/19/2010US7648560 Method for producing Ti or Ti alloy through reduction by Ca
01/13/2010CN101624659A Method for preparing low-oxygen metal zirconium
01/13/2010CN101624658A Ferrotitanium concentrated ore direct reduction-magnetic separation deferrization technology
01/07/2010WO2010001866A1 Process for producing metallic zirconium
01/06/2010EP2140036A1 Method for the production of a low carbon concentrate rich in heavy metal, produced from carbon-rich heavy metal-containing residues, from crude oil refining in particular
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