Patents
Sitemap › C22 - Metallurgy; Ferrous or non-ferrous alloys; Treatment of alloys or non-ferrous metals › C22B - Production or refining of metals; Pretreatment of raw materials › C22B 3 - Extraction of metal compounds from ores or concentrates by wet processes
Patents for C22B 3 - Extraction of metal compounds from ores or concentrates by wet processes (16,429)
10/2014
10/02/2014WO2014153672A1 Integrated recovery of metals from complex substrates
10/02/2014WO2014153639A1 Recovery of nickel in leaching of laterite ores
10/02/2014US20140294703 Method for producing high-purity cobalt sulfate aqueous solution
10/02/2014US20140294702 Recovery of nickel in leaching of laterite ores
10/02/2014DE102013205508A1 Anlage und Verfahren zum Separieren von Metallen System and method for separating metals
10/01/2014EP2784166A1 Method for producing high-purity nickel sulfate
09/2014
09/28/2014CA2810935A1 Selective recovery of copper and silver from complex sulphide ore, concentrate, tailings, crushed ore or mine sludge
09/25/2014WO2014150710A1 System and method for recovery of metal values from metal-bearing materials through leaching
09/25/2014WO2014148945A1 A method for concentrating rare-earth metals in phosphogypsum
09/25/2014WO2014148608A1 Composition exhibiting low swelling properties, and filter including said composition
09/25/2014WO2014148431A1 Method for separating impurities from an acidic solution containing nickel and cobalt and/or scandium
09/25/2014WO2014148339A1 Valuable-metal extraction method
09/25/2014WO2014148097A1 Method for wet-smelting of nickel oxide ore
09/25/2014US20140286840 Method for recovering metals from waste aluminum catalyst
09/24/2014EP2781623A1 Method for recovering rare earth from rare earth element-containing alloy
09/24/2014EP2781609A1 Method for recovering rare earth element
09/23/2014US8841482 Method for synthesizing rare earth metal extractant
09/23/2014US8841375 Isolable and redispersable transition metal nanoparticles their preparation and use as IR absorbers
09/18/2014WO2014140492A1 Method for selectively recovering the rare earths from an aqueous acid sulphate solution rich in aluminium and phosphates
09/18/2014WO2014139869A1 Use of compounds comprising amide and phosphonate functions for extracting uranium(vi) from aqueous solutions of sulphuric acid, resulting in particular from sulphuric acid leaching of uranium-comprising ores
09/18/2014WO2014138809A1 Post- and pre-treatment process for use in a method of removal of radionuclides from copper concentrates
09/18/2014WO2014138808A1 Hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates
09/18/2014US20140264166 Phenoxypyrazole composition and process for the solvent extraction of metals
09/18/2014US20140262817 Systems and methods for selective proximity cobalt recovery
09/18/2014US20140262816 Systems and methods for cobalt recovery
09/18/2014US20140260807 Systems and methods for improved metal recovery using ammonia leaching
09/18/2014US20140260806 Systems and methods for improved metal recovery using ammonia leaching
09/18/2014US20140260803 Process for producing direct reduced iron (dri) utilizing gases derived from coal
09/17/2014EP2776595A1 Method for leaching a sulphidic metal concentrate
09/16/2014US8834818 Treatment of indium gallium alloys and recovery of indium and gallium
09/16/2014CA2827601C Cobalt extraction method
09/16/2014CA2579394C Method for increasing metal production in smelter operations
09/12/2014WO2014137240A1 A method for extracting rare-earth metals
09/12/2014WO2014137239A1 A method for extracting rare-earth metals
09/12/2014WO2014137238A1 A method for re-extraction of rare-earth metals from organic solutions and preparing concentrate of rare-earth metals
09/12/2014WO2014134708A1 Method of recovering nickel or cobalt while mitigating corrosion
09/12/2014WO2014134681A1 Metal extraction from fines
09/11/2014US20140255247 Method for producing highly pure platinum powder, as well as platinum powder that can be obtained according to said method, and use thereof
09/10/2014EP2775003A1 Ore slurry production method and metal refining method
09/10/2014EP2773782A1 Processes for metal ions removal of from aqueous solutions
09/09/2014US8828353 Controlled copper leach recovery circuit
09/05/2014CA2843532A1 Method for producing highly pure platinum powder, as well as platinum powder that can be obtained according to said method, and use thereof
09/05/2014CA2808981A1 Method of recovering metals while mitigating corrosion
09/04/2014US20140248198 Palladium separating agent, method for producing same and use of same
09/03/2014EP2772557A1 Method for producing high-purity cobalt sulfate aqueous solution
09/03/2014EP2771491A1 A method and a system for gold extraction with halogens
09/02/2014US8821613 Method for thiosulfate leaching of precious metal-containing materials
08/2014
08/28/2014US20140239561 Bioleaching bioreactor with a system for injection and diffusion of air
08/26/2014US8814980 Method of recovering metal values from nickel-containing ores
08/26/2014CA2843666A1 Uranium recovery from uf6 cylinders
08/26/2014CA2766376C Carbon retention screen with variable discharge head
08/21/2014WO2014125266A1 Apparatus and method for recovery of lead
08/21/2014US20140230604 Recovery of metals from ores
08/20/2014EP2767617A1 High-purity manganese and method for producing same
08/19/2014CA2742351C Process and equipment for the production of direct reduced iron and/or pig iron from iron ores having a high-phosphorus content
08/19/2014CA2685369C Method of recovering metal values from ores
08/14/2014WO2014122363A1 Method and arrangement for reducing autoflash and slurry carryover in autoclave flash systems
08/13/2014EP2765208A1 Palladium separating agent, method for producing same and use of same
08/13/2014CN203768427U 一种稀土萃取液恒定流量装置 Rare earth extract a constant flow device
08/13/2014CN203768426U 一种金矿碳浸贫液中有价金属的回收系统 Gold dipped one kind of carbon-depleted liquid valuable metals recovery system
08/13/2014CN203768425U 一种白合金溶解装置 One kind of white metal dissolution apparatus
08/13/2014CN203768424U 一种钼镍矿常压浸出装置 One kind of molybdenum nickel ore leaching at atmospheric pressure device
08/13/2014CN203768020U 高温粉尘密相气力输送装置 High-temperature dust dense phase pneumatic conveying equipment
08/13/2014CN203763900U 提高萃取槽中有机相和水相分相速度的系统 Increase the extraction tank organic phase and aqueous phase velocity system
08/13/2014CN103981379A 一种彩钼铅矿清洁提取方法 One kind of color wulfenite clean extraction method
08/13/2014CN103981378A 一种从石煤钒矿中提取五氧化二钒的方法 A method of extracting vanadium from stone coal mine in vanadium pentoxide
08/13/2014CN103981367A 连续离子交换单向顺行水洗分离铟锡氧化物 Antegrade unidirectional continuous ion exchange water separation indium tin oxide
08/13/2014CN103981366A 回收线路板上的金属的方法 The method of recovering a metal circuit board
08/13/2014CN103981364A 一种铀钒分离方法 Kind of uranium vanadium separation method
08/13/2014CN103981363A 一种湿法提取稀贵金属的装置和方法 A wet method to extract precious metal apparatus and method
08/13/2014CN103343236B 从废弃脱硝催化剂中回收钛、钒、钨的方法 Titanium, vanadium, tungsten was recovered from the waste denitration catalyst
08/13/2014CN103103349B 酸碱联合低温分解白云鄂博稀土精矿的方法 Joint low acid decomposition method Bayan Obo rare earth concentrate
08/13/2014CN103045862B 岩石中痕量铪的分离纯化方法 Separation and Purification of hafnium in rocks Trace
08/13/2014CN103045853B 铅酸蓄电池膏体中回收铅的工艺 Lead in lead-acid battery recycling process paste
08/13/2014CN103014335B 难处理金精矿与铜冶炼渣联合生物堆浸综合回收金和铜的工艺 Refractory gold concentrate and copper smelting slag heap bioleaching joint comprehensive recovery of gold and copper craft
08/13/2014CN102899492B 一种烟气硫酸的利用方法 A method of utilizing sulfuric acid fumes
08/07/2014WO2014118436A1 Method for recovery of metals from oxidic ores
08/07/2014US20140219891 Separation method of zirconium and hafnium by solvent extraction process
08/06/2014CN203754783U 处理锌焙烧矿的系统 Zinc ore roasting system
08/06/2014CN103966628A 一种分铜液的处理工艺 A liquid treatment process copper division
08/06/2014CN103966607A 一种从酸性蚀刻液中回收铜以及稀盐酸的方法 A method of recovering copper from an acid and a dilute hydrochloric acid etching solution
08/06/2014CN103966467A 一种无氯提钒工艺 A non-chlorine vanadium process
08/06/2014CN103966450A 一种铜阳极泥的全湿法预处理方法 Full wet pretreatment method of copper anode slime
08/06/2014CN103966448A 一种铁矾渣综合回收锌的方法 An iron alum recovery of zinc slag comprehensive approach
08/06/2014CN103966443A 一种锌浸出液深度净化镍钴的方法 A depth of leachate purification method for zinc, nickel and cobalt
08/06/2014CN103966442A 一种废杂铜电积制备高纯铜的方法 A method for preparing high volume of recycled copper copper electrical waste
08/06/2014CN103966441A 一种从稀土料液中连续萃取铝的方法 A method of rare material from the continuous extraction of liquid aluminum
08/06/2014CN103966440A 一种酸性萃取剂萃取金属离子的方法 An acidic extraction solvent extraction of metal ions methods
08/06/2014CN103966439A 一种铜硫尾矿中金属铷资源回收的浸出液分离提纯处理工艺 A copper sulfide tailings leachate treatment process separation and purification of metal rubidium recycling
08/06/2014CN103966438A 一种电解分离含钒铬溶液中钒和铬的方法 A method of electrolytic separation of vanadium containing chromium and chromium vanadium solution
08/06/2014CN103966437A 一种含钒酸性溶液除磷的方法 A method of acidic solution containing vanadium and phosphorus removal
08/06/2014CN103966436A 利用碱浸、脱泥再选钒钛磁铁精矿的方法 Alkali leaching, mud off the re-election of vanadium-titanium magnetite concentrate methods
08/06/2014CN103966435A 利用碱浸、酸洗及磁选再选钒钛磁铁精矿的方法 Alkali leaching, acid and magnetic re-election of vanadium-titanium magnetite concentrate methods
08/06/2014CN103966434A 一种用氧化铜矿或铜碴生产铜精粉的方法 One kind of copper or copper oxide copper concentrate production methods ballast
08/06/2014CN103966433A 一种从氧化铜矿中提取铜、金、银的方法 A method of extracting copper from copper oxide ore, gold, silver
08/06/2014CN103966432A 一种非晶质硫化镍钼矿氧化转化浸出镍钼的方法 One kind of amorphous molybdenum sulfide nickel ore leaching nickel-molybdenum oxide conversion method
08/06/2014CN103966431A 一种微波加热催化镍钴浸出反应工艺 A microwave heating catalytic reaction process of leaching of nickel and cobalt
08/06/2014CN103966423A 利用碱浸、酸洗及重选再选钒钛磁铁精矿的方法 Alkali leaching, acid re-election and re-election of vanadium-titanium magnetite concentrate methods
08/06/2014CN103966422A 利用煅烧、碱浸、酸洗及重选再选钒钛磁铁精矿的方法 Use of calcined, alkaline leaching, acid re-election and re-election of vanadium-titanium magnetite concentrate methods
08/06/2014CN103964624A 一种铵盐沉钒废水循环使用的方法 An ammonium vanadium precipitation method used in waste water recycling
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