| Patents for C22B 34 - Obtaining refractory metals (6,435) |
|---|
| 11/14/2012 | CN102776364A Process for recovering titanium and iron from titanomagnetite tailings |
| 11/14/2012 | CN102220495B Method for purifying vanadium-precipitating mother liquor |
| 11/14/2012 | CN101880780B Method for separating and extracting tungsten-molybdenum from mixed solution of tungstate-molybdate |
| 11/08/2012 | WO2012149642A1 Processes for recovering rare earth elements from various ores |
| 11/08/2012 | WO2012132107A9 Method for producing and method for isolating/purifying niobium |
| 11/08/2012 | CA2834151A1 Processes for recovering rare earth elements from various ores |
| 11/07/2012 | CN202519315U High-titanium smelting device |
| 11/07/2012 | CN202519314U Acid leaching tank for vanadium-containing shale multistage circular leaching |
| 11/07/2012 | CN202519313U Boiler for refining vanadium pentoxide by decarburization and roasting technology |
| 11/07/2012 | CN102766770A Bottom discharge device and discharge method for titanium sponge reactor |
| 11/07/2012 | CN102766762A Roasting process for extracting vanadium from stone coal |
| 11/07/2012 | CN102766761A Method for extracting vanadium pentoxide from vanadium containing clay ores |
| 11/07/2012 | CN101988158B Comprehensive utilization method of titanium-containing waste residues |
| 11/01/2012 | WO2012147998A1 α+β-TYPE OR β-TYPE TITANIUM ALLOY AND METHOD FOR MANUFACTURING SAME |
| 10/31/2012 | CN202509117U Equipment for producing high-titanium-content ferrum 70# |
| 10/31/2012 | CN102762753A Titanium bearing material flow control in the manufacture of titanium tetrachloride with silica content monitoring of the titanium product |
| 10/31/2012 | CN102762667A Process for controlling the flow of titanium bearing material into the fluidized bed reactor in the manufacture of titanium tetrachloride |
| 10/31/2012 | CN102758095A Method for charging argon in case of cooling sponge titanium reactor |
| 10/31/2012 | CN102758088A Method for preparing high-density ammonium poly-vanadate and wet vanadium extracting process |
| 10/31/2012 | CN102758087A Pretreatment method of vanadium-contained extraction stock solution |
| 10/31/2012 | CN102758086A Method for recovering vanadium oxide from vanadium precipitation supernatant and wet vanadium extracting technology |
| 10/31/2012 | CN102758082A Process for extracting molybdenum from molybdenum-bearing stone coal |
| 10/31/2012 | CN101818267B Reduction method |
| 10/31/2012 | CN101805190B Furnace lining material for converter extracting vanadium and preparation method thereof |
| 10/24/2012 | EP2513349A1 Method for producing low aluminium titanium-aluminium alloys |
| 10/24/2012 | CN202499894U Reactor for preparing titanium sponge by magnesium reduction method |
| 10/24/2012 | CN202499893U Argon purifier for sponge titanium production |
| 10/24/2012 | CN202499892U Magnesium chloride bottom discharging device for sponge titanium production |
| 10/24/2012 | CN202497784U Furnace gas filtering device produced by sponge titanium for vacuum distillation furnace |
| 10/24/2012 | CN102753710A Treatment of minerals |
| 10/24/2012 | CN102747223A Method for extracting tungsten from tungsten mineral by using soda and adopting high-pressure leaching process |
| 10/24/2012 | CN102747218A Process and device for carbon-free roasting of molybdenum concentrate in multi-hearth furnace |
| 10/24/2012 | CN102745742A Method for producing titanium-rich material by processing vanadium-titanium-containing blast furnace slag with titanium white waste acid |
| 10/18/2012 | US20120263619 Method for preparing a metallic article having an other additive constituent, without any melting |
| 10/17/2012 | CN202492558U Tubular multipoint distributing device |
| 10/17/2012 | CN102735052A Melting unit |
| 10/17/2012 | CN102735051A Melting furnace |
| 10/17/2012 | CN102732739A Method for extracting V2O5 from vanadium-containing shale by using chlorination evaporation |
| 10/17/2012 | CN102732738A Reaction cylindrical shell for large reduction distilling furnace |
| 10/17/2012 | CN102732737A Top cover of reactor for large reduction distilling furnace |
| 10/17/2012 | CN102732736A Method for extracting vanadium from burning slag of stone coal vanadium mine fluidized bed |
| 10/17/2012 | CN102732730A Recovery method for vanadium component in selective catalytic reduction denitration catalyst |
| 10/17/2012 | CN102732727A Method for extracting vanadium from high vanadium-sodium-aluminum-silicon slag |
| 10/17/2012 | CN102732719A Method for purifying molybdenum disulfide by ultrasonic-assisted acid leaching of molybdenite |
| 10/17/2012 | CN102732713A Method for separating and recovering sediments after processing rhenium molybdenum concentrate-containing high lead |
| 10/16/2012 | US8287618 Method or process for recovering Mo, V, Ni, Co and Al from spent catalysts using ultrasonic assisted leaching with EDTA |
| 10/11/2012 | WO2012137359A1 Process for producing titanium dioxide concentrate |
| 10/10/2012 | CN102725429A A process for recycling of tungsten carbide alloy |
| 10/10/2012 | CN102719672A Method for treating underflow slag of wastewater with sedimentated vanadium and hydrometallurgical vanadium extraction process |
| 10/10/2012 | CN102146523B Method for preparing titanium dioxide and ferric oxide from ilmenite |
| 10/10/2012 | CN102032783B Cold crucible induction melting and ingot pulling method for melting titanium or titanium alloy |
| 10/09/2012 | CA2698025C Method for preparing metallic titanium by electrolyzing molten salt with titanium circulation |
| 10/09/2012 | CA2421307C Valve metal powders and process for producing them |
| 10/04/2012 | WO2012135872A1 Method for obtaining silicon and titanium by generating electromagnetic interactions between sio2 and fetio3 particles and magnetic waves |
| 10/04/2012 | WO2012132962A1 Tantalum recovery method |
| 10/04/2012 | WO2012132107A1 Method for producing and method for isolating/purifying niobium |
| 10/04/2012 | US20120251416 Process for recycling of tungsten carbide alloy |
| 10/04/2012 | US20120247271 Process for recovering metals and metal compounds from mined ore and other metal-bearing raw source materials |
| 10/03/2012 | CN202465839U Spray nozzle type distributing device |
| 10/03/2012 | CN202465838U Magnesium chloride pipe of reactor provided with expansion piece |
| 10/03/2012 | CN202465837U High-temperature resistant magnesium chloride chute |
| 10/03/2012 | CN202465827U Decarburizing and roasting device for refining vanadium pentoxide |
| 10/03/2012 | CN102712966A Method for producing low aluminium titanium-aluminium alloys |
| 10/03/2012 | CN102703715A Method for recovering rhenium and molybdenum from rhenium and molybdenum-containing concentrate calcination flue dust |
| 10/03/2012 | CN102703709A Method for recovering scandium and titanium from titanium dioxide waste water |
| 10/03/2012 | CN102703699A Recycling method of acid waste liquid after treatment of high-lead rhenium-containing molybdenum concentrate |
| 10/03/2012 | CN102703696A Method for recovering valuable metal from red soil nickel minerals comprehensively |
| 10/03/2012 | CN102703688A Method for recovering vanadium in vanadium-titanium magnetite ore |
| 10/03/2012 | CN102703682A Comprehensive recovery method of rare metal ore |
| 10/03/2012 | CN102701509A Treatment method for molybdenum-containing acid wastewater generated in production of ammonium molybdate |
| 10/03/2012 | CN102199710B Method for extracting and separating nickel and molybdenum from nickel-molybdenum-containing coal gangue |
| 10/03/2012 | CN102154564B Method for smelting and preparing vanadium iron alloy by taking Panxi vanadium as raw material |
| 10/03/2012 | CN102061397B Method for recycling vanadium, chromium, titanium and iron from vanadium-titanium magnetite ore |
| 10/03/2012 | CN101501227B Cavitation process for titanium products from precursor halides |
| 10/02/2012 | US8277766 Methods for the concentration of vanadium from carbonaceous feedstock materials |
| 09/26/2012 | CN202452824U Rotary kiln for extracting vanadium |
| 09/26/2012 | CN102690956A Method for green extraction of chromium and nickel from stainless steel pickled sludge |
| 09/26/2012 | CN102690953A Method for preparing compound powder of alumina and chrome oxide from chromium-containing aluminum sludge |
| 09/26/2012 | CN102690949A Method of purifying ammonium tungstate solution |
| 09/26/2012 | CN102690944A Method for comprehensively recovering vanadium, titanium and iron from high-vanadium vanadium titano-magnetite |
| 09/26/2012 | CN101535509B A sulfate process |
| 09/26/2012 | CN101479394B Recycling of superalloys with the aid of an alkali metal salt bath |
| 09/20/2012 | WO2012123261A1 Process for recovering heavy metals from soot water |
| 09/20/2012 | DE102011014221A1 Verfahren zur Gewinnung von Schwermetallen aus Rußwasser A process for recovering heavy metals from soot water |
| 09/19/2012 | CN202440539U Two-section roasting device for refining vanadium pentoxide |
| 09/19/2012 | CN102676852A Method for industrially producing zirconium metal and synchronously producing low-temperature aluminum electrolyte |
| 09/19/2012 | CN102676821A Iron, nickel and chromium recovery method for cathode-ray tube metal part |
| 09/19/2012 | CN102676817A Method for preparing calciferous vanadium oxide from vanadate |
| 09/19/2012 | CN102676810A Method for separating and recycling vanadium and chromium from vanadate-chromate-containing solution |
| 09/19/2012 | CN102676808A Method for separating chrome vanadium from vanadium slag decomposition liquid |
| 09/19/2012 | CN102676803A Resource utilization method for catalytic oxidation leaching of molybdenum and nickel from molybdenum-nickel ore |
| 09/13/2012 | US20120230860 Purification process |
| 09/12/2012 | CN102660687A Method for recycling heavy metal resources of stainless steel pickling waste water neutralization sludge |
| 09/12/2012 | CN102660679A Method for eluting Fe<3+> in P204 extracting agent |
| 09/12/2012 | CN102660676A Method for separating rhenium and molybdenum in molybdenum-rhenium ore concentrate |
| 09/12/2012 | CN102658234A Application method of defoaming agent to beneficiation and tailings discarding of stone coal vanadium ore and hydrometallurgy |
| 09/12/2012 | CN102127641B Method for recovering scandium and titanium in titanium white wastewater |
| 09/12/2012 | CN102041388B Method for recycling metal from waste catalyst containing molybdenum and nickel |
| 09/11/2012 | US8262766 Method for reducing chromium containing raw material |
| 09/11/2012 | CA2708897C A method of producing titanium |