| Patents for C22B 34 - Obtaining refractory metals (6,435) |
|---|
| 07/11/2012 | CN102560152A Reaction device for producing titanium sponge |
| 07/11/2012 | CN102560151A Sieve plate structure of large fluidizing chlorination furnace |
| 07/11/2012 | CN102560117A Method for recovering titanium dioxide and nickel sulfate from multilayer capacitance wastes |
| 07/11/2012 | CN102560116A Method of extracting manganese, vanadium from titanium white waste acid, manganese residual and steel slag containing vanadium |
| 07/11/2012 | CN102560115A Method for extracting vanadium from stone coal vanadium mine extraction |
| 07/11/2012 | CN102560105A Elution leaching method for recovering vanadium from stone coal vanadium ore |
| 07/11/2012 | CN102560104A Method for increasing leaching rate of vanadium from stone coal vanadium ores |
| 07/11/2012 | CN102560103A Method for purification production of molybdenum disulfide from molybdenum concentrate |
| 07/11/2012 | CN102560102A Method for leaching nickel and molybdenum from nickel-molybdenum ores by catalytic oxidation |
| 07/11/2012 | CN102560096A Vanadium extraction process utilizing tank-type circular heap leaching method |
| 07/11/2012 | CN102560090A Method for enriching vanadium and selenium in process of producing cement ingredients by using boiling furnace |
| 07/11/2012 | CN102560086A Method for extracting vanadium from vanadium slag clinker leached by ammonium carbonate |
| 07/11/2012 | CN102557212A Method for treating and recycling molybdenum calcine water-washing waste water |
| 07/11/2012 | CN102557127A Method for reducing leaching titanium solution by utilizing trivalent titanium |
| 07/11/2012 | CN101622198B Processes for producing titanium dioxide |
| 07/11/2012 | CN101537499B A method of producing titanium |
| 07/10/2012 | US8217215 Process and plant for converting hazardous waste containing chromium VI into non-hazardous waste |
| 07/10/2012 | US8216533 Method for producing ammonium paratungstate hydrates and ammonium paratungstate decahydrate |
| 07/10/2012 | US8216508 Method for preparing a metallic article having an other additive constituent, without any melting |
| 07/10/2012 | CA2479048C Reduction of metal oxides in an electrolytic cell |
| 07/04/2012 | EP2470680A1 Process for multi metal separation from raw materials and system for use |
| 07/04/2012 | CN202304361U 一种直流密闭电弧炉连续冶炼钛渣精确给料的装置 A DC arc furnace continuous smelting slag precise confined feeding device |
| 07/04/2012 | CN102537347A Sealing ring and preparation method for sealing ring |
| 07/04/2012 | CN102534271A Production method of vanadium-aluminum alloy |
| 07/04/2012 | CN102534267A Vanadium extracting method |
| 07/04/2012 | CN102534266A Method for extracting and separating vanadium from chromium by using three-phase system |
| 07/04/2012 | CN102534265A Smelting process of large-tonnage titanium cast ingot |
| 07/04/2012 | CN102534264A Technique for producing and reducing ilmenite in industrial microwave kiln |
| 07/04/2012 | CN102534263A Method for preparing titanium sponge through aluminum thermal reduction of sodium fluorotitanate |
| 07/04/2012 | CN102534262A Distillation equipment for producing titanium sponge |
| 07/04/2012 | CN102534261A Process method for preparing titanium sponge |
| 07/04/2012 | CN102534260A Process method for preparing sponge titanium with sodium fluorotitanate as raw material |
| 07/04/2012 | CN102534259A Novel fluidized bed chlorinator without perforated-plate |
| 07/04/2012 | CN102534238A Harmless and comprehensive utilization method for vanadium-extraction liquid leached residue |
| 07/04/2012 | CN102534234A Wet process for extracting titanium from titanium-containing blast furnace slag |
| 07/04/2012 | CN102534233A Vanadium extraction technology of low-grade high-calcium vanadium-containing steel slag |
| 07/04/2012 | CN102534232A Method for decomposing vanadium slag under normal pressure by adding carbon-containing substance into sodium hydroxide solution |
| 07/04/2012 | CN102534229A Method for selectively leaching vanadium from vanadium-bearing converter slag |
| 07/04/2012 | CN102534222A Method for recovering acrylonitrile butadiene styrene (ABS) plastic galvanized parts |
| 07/04/2012 | CN102534207A Method for decomposing molybdenite through introducing oxygen at high temperature and under normal pressure |
| 07/04/2012 | CN102534200A Method using microwave sintering to extract molybdenum in nickel molybdenum ore |
| 07/04/2012 | CN102534193A Method for decarbonizing and calcining vanadium-containing stone coal |
| 07/04/2012 | CN102534191A Two-section calcining device for extracting vanadium pentoxide |
| 07/04/2012 | CN102534190A Three-section type heating and roasting method for refining vanadium pentoxide |
| 07/04/2012 | CN102531139A Method for removing and recycling chrome from acid chromate wastewater in one step |
| 07/04/2012 | CN102528066A Superfine high-purity hafnium powder as well as preparation method and application thereof |
| 07/04/2012 | CN102181669B Method for preparing titanium-enriched material from high-impurity-content ilmenite concentrate |
| 07/04/2012 | CN102146524B Method for preparing metal vanadium by smelting Panxi ore raw material |
| 07/04/2012 | CN101967563B Method for wet-process vanadium extraction by using vanadium- and titanium-containing converter slag |
| 07/04/2012 | CN101914678B Method for producing industry molybdenum oxide from molybdenum concentrate |
| 07/04/2012 | CN101830468B Process for extracting white carbon black in alkaline-leaching and vanadium extraction of stone coal |
| 07/04/2012 | CN101665880B Screen plate structure of boiling chlorination furnace |
| 07/04/2012 | CN101619371B Method for recovering vanadium, titanium and iron from vanadium titanium magnetite |
| 07/04/2012 | CN101580403B Vanadium extraction converter lining patching material composite and preparation method thereof |
| 07/04/2012 | CN101065506B Method for recovering titanium tetrachloride from a waste liquid |
| 06/28/2012 | WO2012083583A1 Method for extracting tungsten from scheelite |
| 06/28/2012 | CA2815708A1 Method for extracting tungsten from scheelite |
| 06/27/2012 | CN202283417U 一种锆铪分离萃余液脱油装置 One kind of zirconium and hafnium separation raffinate oil removal device |
| 06/27/2012 | CN102517460A Method for purifying tantalum powder and tantalum target |
| 06/27/2012 | CN101921908B Molybdenum concentrate self-heating roasting method and device thereof |
| 06/27/2012 | CN101798637B Chemical desulfurization method of vanadium residues of acid leaching |
| 06/27/2012 | CN101724754B Reduction and distillation furnace |
| 06/21/2012 | WO2012080875A1 Upgrading of titaniferous material |
| 06/21/2012 | CA2820161A1 Upgrading of titaniferous material |
| 06/20/2012 | EP2464758A1 A multi-stage system for reaction and melt coalescence and separation |
| 06/20/2012 | CN202279851U 防放电瓷片 Anti-discharge tiles |
| 06/20/2012 | CN102505121A Method for reducing chlorine impurity in titanium sponge by acid-washing |
| 06/20/2012 | CN102505061A Method for preparing titanium-rich materials and granular irons by directly reducing titanic iron ore |
| 06/20/2012 | CN102503003A Photoreduction/liquid-liquid-liquid three-phase extraction coupled method for removing and recycling chromium |
| 06/20/2012 | CN102080161B Method for comprehensively recovering tungsten and phosphorus from high phosphorus white tungsten ores |
| 06/20/2012 | CN102021335B Method for separating zirconium from hafnium by using elution extraction method |
| 06/20/2012 | CN101857910B Method for melting, reducing and smelting high-titanium iron ore by oxygen-enriched top blowing |
| 06/14/2012 | WO2012078273A2 Nanowire preparation methods, compositions, and articles |
| 06/14/2012 | US20120148436 Nanowire preparation methods, compositions, and articles |
| 06/13/2012 | EP2462251A2 Treatment of titanium ores |
| 06/13/2012 | CN202272940U 一种用于制取海绵钛的气化加料装置 A process for preparing titanium sponge feeding apparatus for gasifying |
| 06/13/2012 | CN102492832A Method for roasting vanadium-containing bone coal by utilization of rich oxygen |
| 06/13/2012 | CN102080157B Method for decomposing scheelite |
| 06/06/2012 | EP2268840B1 Adsorption method for reclaiming molybdate or tungstate from aqueous solutions |
| 06/06/2012 | CN202265602U Surface treatment system of titanium sponge reactor |
| 05/31/2012 | WO2012070461A1 Device for producing titanium metal, and method for producing titanium metal |
| 05/31/2012 | WO2012070452A1 Titanium metal production apparatus and production method for titanium metal |
| 05/31/2012 | WO2012069625A1 Process for the selective removal of molybdenum from a solution containing it |
| 05/31/2012 | WO2012024744A3 Method for leaching of copper and molybdenum |
| 05/31/2012 | CA2817432A1 Process for the selective removal of molybdenum from a solution containing it |
| 05/30/2012 | EP1269554B1 A method for recycling spent lithium metal polymer rechargeable batteries and related materials |
| 05/30/2012 | CN202246810U Barrel for sponge titanium reduction distillation reactor |
| 05/30/2012 | CN202246791U Vanadium sediment tank |
| 05/30/2012 | CN102482731A 从水溶液中回收金属的方法 The method of recovering metals from an aqueous solution of |
| 05/30/2012 | CN102478848A 一种从含钒铁水中提取粗钒渣的方法 A method of extracting crude from vanadium-vanadium slag of molten iron |
| 05/30/2012 | CN102477493A 一种钠化提钒浸出液的除硅除磷净化方法 One of sodium leaching solution of vanadium and phosphorus removal method for purifying silicon |
| 05/30/2012 | CN102477492A 一种处理含钒烟尘的方法 A method of processing vanadium-containing soot |
| 05/30/2012 | CN102477491A 一种从钒渣中提取钒的方法 A method of extracting vanadium from vanadium slag |
| 05/30/2012 | CN102476079A 可调节式喷射给料装置 Adjustable spray feeding device |
| 05/30/2012 | CN102031396B Method for extracting vanadium from molten iron |
| 05/30/2012 | CN102021352B Apparatus for preparing high-porosity titanium sponge |
| 05/30/2012 | CN101914695B Method for recycling vanadium from vanadium ore containing high silicon and high carbon via wet process |
| 05/30/2012 | CN101671781B Temperature control method and device of titanium reduction distilling furnace |
| 05/30/2012 | CN101660062B Method for producing vacuum chromium under vacuum by taking powdered carbon as reducing agent |
| 05/30/2012 | CN101553585B A sulfate process |