| Patents for C22B 34 - Obtaining refractory metals (6,435) |
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| 05/30/2012 | CN101495659B Recovery of molybdenum from molybdenum bearing sulfide materials by bioleaching in the presence of iron |
| 05/30/2012 | CN101476102B Titanium leaking method for reactor for titanium sponge production |
| 05/24/2012 | WO2012066299A1 Method and system for electrolytically reducing a solid feedstock |
| 05/24/2012 | WO2012066298A2 Electrolysis apparatus and method |
| 05/24/2012 | CA2817351A1 Method and system for electrolytically reducing a solid feedstock |
| 05/23/2012 | CN102465204A 高松装密度五氧化二铌的制取方法 High bulk density niobium pentoxide Preparation method |
| 05/23/2012 | CN102011016B Crystalline zirconium growing system and method thereof |
| 05/23/2012 | CN101984101B Preparation method of high purity titanium |
| 05/23/2012 | CN101982550B Method for treating ferrochrome ore powder by microwave |
| 05/23/2012 | CN101812602B Calcium sulphate removal method of acid-leaching vanadium-extracted residues |
| 05/23/2012 | CN101724752B Method for smelting medium ferrovanadium |
| 05/23/2012 | CN101717867B Method for extracting vanadium through oxygen-enriched roasting and vanadium-extracting device |
| 05/23/2012 | CN101328540B Method for reclaiming sodium molybdate solution from molybdenum-containing leached residue |
| 05/23/2012 | CN101294242B Method for extracting multi-metallic element from high chromium vanadium titanium octahedral iron ore |
| 05/18/2012 | WO2012065191A2 Method for recovering molybdenum, vanadium, nickel, cobalt and aluminum from spent catalysts |
| 05/18/2012 | WO2012062892A1 A method for recovering transition metal tetrahalide and hydrocarbons from a waste stream |
| 05/16/2012 | EP2452920A1 A method for recovering transition metal tetrahalide and hydrocarbons from a waste stream |
| 05/16/2012 | CN202220197U Water-washing leaching machine |
| 05/16/2012 | CN102459710A 原料 Raw materials |
| 05/16/2012 | CN102459665A 分离铪和锆的工艺 Separating hafnium and zirconium process |
| 05/16/2012 | CN102453809A Heating component of reduction distillation furnace and processing method |
| 05/16/2012 | CN102453801A Method for separating zirconium and hafnium |
| 05/15/2012 | CA2531913C A process for recovering platinum group metals from ores and concentrates |
| 05/10/2012 | WO2012059939A1 Process for manufacturing lower chlorides of titanium |
| 05/10/2012 | WO2012024124A3 Process for separating and recovering metals |
| 05/10/2012 | US20120115708 Method of producing particulate-reinforced composites and composites produced thereby |
| 05/10/2012 | US20120111150 METHOD OR PROCESS FOR RECOVERING Mo, V, Ni, Co and Al FROM SPENT CATALYSTS USING ULTRASONIC ASSISTED LEACHING WITH EDTA |
| 05/09/2012 | EP2450312A1 Recovery of tungsten from waste material by ammonium leaching |
| 05/09/2012 | CN102443710A Method for treating scrapped molten salt generated in molten salt chlorination production method of TiCl4 |
| 05/09/2012 | CN102021315B Process for calcining ammonium metavanadate for preparing powdered vanadium pentoxide |
| 05/09/2012 | CN101519723B Clean production process for extracting vanadium in carbonaceous shale containing vanadium by hot press oxidation method |
| 05/08/2012 | CA2469746C Production of synthetic rutile by continuous leaching |
| 05/03/2012 | WO2012056256A1 Milled expanded volcanic glass as lamellar filler |
| 05/03/2012 | WO2012015278A3 Novel eco-friendly smelting process for reactograde zirconium using raw ore metal reduction and electrolytic refining integrated process |
| 05/03/2012 | WO2012011770A3 Selective recovery method for rare metals |
| 05/03/2012 | WO2012004284A3 Slurry catalyst and slurry flakes valorization |
| 05/02/2012 | CN102433436A Method for separating iron and vanadium and titanium from vanadium titano-magnetite |
| 05/02/2012 | CN102433433A Whole-wet method treatment process for extracting and preparing Mo and Ni products from refractory Mo-Ni ore |
| 05/02/2012 | CN102433431A Roasting method for refining vanadium pentoxide |
| 05/02/2012 | CN101418370B Novel industrialization method for comprehensive utilization of vanadium ferrotitanium ore concentrate |
| 05/01/2012 | US8168846 Process and plant for converting hazardous waste containing chromium VI into non-hazardous waste |
| 04/25/2012 | EP2444460A1 Milled expanded volvanic glass as lamellar filler |
| 04/25/2012 | EP2443270A1 Feedstock |
| 04/25/2012 | CN102428195A 金属钛的制造方法 The method of producing metallic titanium |
| 04/25/2012 | CN102424915A 一种利用含钛炉渣制备富钛化合物的方法 A method for the preparation of titanium-rich slag containing titanium compound use |
| 04/25/2012 | CN102424914A 一种石煤提钒铝、钾综合回收方法 One kind of stone coal vanadium aluminum, potassium comprehensive recovery methods |
| 04/25/2012 | CN102424913A Method for separating vanadium and chromium from mixing solution containing vanadium (V) and chromium (VI) |
| 04/25/2012 | CN102424911A 提炼五氧化二钒的焙烧装置 Refining roasting apparatus of vanadium pentoxide |
| 04/18/2012 | CN202193829U Internal heating device used for titanium sponge condensation reactor |
| 04/18/2012 | CN202193828U Sealing device for central tube |
| 04/18/2012 | CN202193827U Reduction distillation reactor |
| 04/18/2012 | CN202193826U Cylinder body for reduction distillation reactor |
| 04/18/2012 | CN202193825U Flange structure used for titanium sponge reduction reactor |
| 04/18/2012 | CN102417978A 一种富集煤矸石中钛的方法 One kind of method for enrichment of titanium in gangue |
| 04/18/2012 | CN102417944A 一种利用钒钛次铁精矿融态还原冶炼酸溶性钛渣的方法 A use of vanadium and titanium times a molten iron ore smelting reduction method of acid-soluble titanium slag |
| 04/18/2012 | CN102041377B 回收钒钛磁铁精矿中铁、钒、铬的方法 Recovery of vanadium-titanium magnetite concentrate iron, vanadium, chromium methods |
| 04/18/2012 | CN101942576B 冶炼金属铬所用炉衬的制造方法 The metallic chromium smelting process for producing a lining |
| 04/18/2012 | CN101798638B 碳还原二步法生产金属铬的方法 Carbon reduction two-step method for the production of chromium metal |
| 04/17/2012 | US8157885 Continuous production of metallic titanium and titanium-based alloys |
| 04/11/2012 | CN202188757U Airtight-type automatic slag discharging device of boiling chlorination furnace |
| 04/11/2012 | CN202187049U 一种用于还原-蒸馏炉反应器的测温装置 Distillation furnace reactor temperature measuring device - a reduction for |
| 04/11/2012 | CN1942594B 含有V、Mo及Ni的物质的焙烧方法、以及含有V、Mo及Ni的物质的焙烧用回转炉 Contains V, Mo, and Ni calcination of substances, as well as V, Mo, and Ni-containing substance with a rotary kiln calcination |
| 04/11/2012 | CN102414530A Refractory lining for titanium ore beneficiation |
| 04/11/2012 | CN102409177A Method for comprehensively recovering aluminum, silicon and titanium from pyrite tailings |
| 04/11/2012 | CN102409162A Method and device for roasting sodium oxide by using shaft furnace |
| 04/11/2012 | CN102409159A Powder decarburization system |
| 04/04/2012 | CN202181332U 海绵钛、海绵锆还原蒸馏u型联合装置的蒸馏连接管加热罩 Sponge titanium, zirconium sponge u-joint reduction and distillation distillation apparatus connected pipe heating cover |
| 04/04/2012 | CN102400216A Method for manufacturing single crystal grain niobium material for radio frequency superconducting cavity |
| 04/04/2012 | CN102399998A 一种利用钒钛铁精矿融态还原冶炼酸溶性钛渣的方法 A use of vanadium-titanium-iron ore a molten slag reduction smelting method of acid-soluble |
| 04/04/2012 | CN102399990A 一种从废旧含铌高温合金提取氧化铌的方法 A method of extracting the niobium-containing superalloys from waste niobium oxide |
| 04/04/2012 | CN102399976A Roasting pretreatment process for extracting vanadium pentoxide from high-carbon scherbinaite-containing coal mine and vanadium pentoxide extracting method |
| 04/04/2012 | CN101831562B 海绵钛生产用双氯化镁管反应器及海绵钛的生产方法 Titanium sponge production reactor with double magnesium chloride and titanium sponge production methods |
| 03/28/2012 | CN102393137A Method and device for continuously smelting titanium slag and accurately feeding materials by using direct-current airtight electric arc furnace |
| 03/28/2012 | CN102392126A Activating acid leaching method for extracting vanadium from bone coal |
| 03/28/2012 | CN102389642A Device for removing MIBK (Methyl Iso Butyl Ketone) from raffinate for MIBK extraction and zirconium and hafnium separation |
| 03/22/2012 | WO2012035611A1 Method and apparatus for recovering metal from electric furnace dust |
| 03/21/2012 | CN202170359U 一种反应器蒸馏过道接口的密封盖 A reaction to a distillation aisle interface sealing cover |
| 03/21/2012 | CN202170358U 一种防止四氯化钛加料管堵塞及爆管的反应装置 A titanium tetrachloride reaction device feeding tube to prevent clogging and burst pipes |
| 03/21/2012 | CN202170357U 一种用于海绵钛反应器上的充放气装置 A titanium sponge reactor discharge and fill device |
| 03/21/2012 | CN102382993A Preparation method of target-grade ultrahigh-purity tantalum metal |
| 03/21/2012 | CN102382704A Mixed fuel of acid leaching residue in vanadium extraction from stone coal |
| 03/21/2012 | CN102380619A Method for reducing impurity content in tantalum powder produced by sodium reducing method |
| 03/21/2012 | CN102380618A Method for preparing nano-tungsten powder by using sulfuric acid precipitation-H2 breathable reduction process |
| 03/21/2012 | CN102021329B Method for extracting tungsten from scheelite and producing high-quality calcined gypsum |
| 03/21/2012 | CN102021328B Method for extracting tungsten from scheelite |
| 03/21/2012 | CN101762153B Rotary kiln for extracting vanadium from stone coal |
| 03/21/2012 | CN101709389B Composite additive for extracting vanadium from stone coal and using method thereof |
| 03/21/2012 | CN101544502B Anorthite light weight refractory and preparation method thereof |
| 03/20/2012 | US8137654 Method of roasting material containing at least one of V, Mo and Ni and rotary kiln for roasting the same |
| 03/14/2012 | EP2427710A1 Refractory lining for titanium ore beneficiation |
| 03/14/2012 | EP1337692B1 Intermetallic compounds |
| 03/14/2012 | CN202164343U 用于残废钛回收重熔工艺的电极装置 Disability means for recovering titanium electrode remelting processes for |
| 03/14/2012 | CN1982506B Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
| 03/14/2012 | CN102373356A Composite reinforced long-service-life high-temperature molybdenum alloy boat for molybdenum powder reduction and preparation method thereof |
| 03/14/2012 | CN102373334A Extraction method of hexavalent chromium in plastics |
| 03/13/2012 | CA2493276C A separation process |
| 03/07/2012 | CN102369075A Production of molybdenum metal powder |
| 03/07/2012 | CN102367520A Comprehensive recovery method for recovering vanadium from waste aluminium base catalyst |
| 03/01/2012 | WO2012026649A1 Method for preparing ferro molybdenum from molybdenite |
| 03/01/2012 | CA2808862A1 Method for leaching of copper and molybdenum |