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