| Patents for C22B 23 - Obtaining nickel or cobalt (3,818) |
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| 10/21/2010 | WO2010118455A1 Method for the treatment of mixed hydroxide product produced in a metal extraction process |
| 10/20/2010 | CN201611208U 含镍物料焙烧设备 Nickel-containing materials roasting equipment |
| 10/20/2010 | CN101864524A Clean production technology for processing low-grade laterite-nickel ore by sodium carbonate alkali fusion |
| 10/20/2010 | CN101864523A Clean production process for processing low-grade laterite-nickel ore by sodium hydroxide alkali fusion method |
| 10/13/2010 | CN201605307U 红土镍矿熔炼炉 Laterite nickel ore smelting furnace |
| 10/13/2010 | CN101550491B Method for extracting nickel or cobalt from nickel ore with chloridizing roasting-leaching method |
| 10/13/2010 | CN101457302B Method for preparing low nickel matte |
| 10/13/2010 | CN101358813B Discharging device for blast furnace |
| 10/13/2010 | CN101358807B Blast furnace |
| 10/13/2010 | CN101358295B Method for smelting silicium magnesium laterite ore |
| 10/13/2010 | CN101280357B Environment-friendly acid leaching-extraction process in waste lithium battery recovery |
| 10/06/2010 | CN101509069B Method for selective solvent extraction of heterogenite with full-wet-process |
| 10/06/2010 | CN101049933B Method for preparing metallic and nonmetallic Nano granules through hydrolysis method for compound containing magnesium |
| 09/30/2010 | US20100242676 Recovery of residues containing copper and other valuable metals |
| 09/29/2010 | EP2231886A1 Liquid and solid effluent treatment process |
| 09/29/2010 | CN101845547A Process for recycling cobalt from cobalt oxide ore |
| 09/22/2010 | CN101839632A Roasting apparatus of nickel-containing material |
| 09/22/2010 | CN101838747A Smelting furnace for nickel-bearing laterite ore |
| 09/22/2010 | CN101838746A Process for smelting nickel-bearing laterite ore |
| 09/22/2010 | CN101838742A Method for depleting copper and nickel smelting slag |
| 09/22/2010 | CN101838736A Wet separation method for valuable metals in purified liquid cobalt slags of wet zinc smelting system |
| 09/22/2010 | CN101838735A Method for extracting valuable metals from acid leaching solution of nickel-molybdenum multi-metal metallurgical materials by separation |
| 09/22/2010 | CN101838088A Anode mud treatment method |
| 09/22/2010 | CN101838087A Anode mud treatment equipment and air flotation slot thereof |
| 09/21/2010 | US7799294 Clarifying a first aqueous leach pulp by solid-liquid separation and solvent extraction to obtain a raffinate and a second aqueous leach pulp; diluted separation and extraction of the second pulp; pollution control |
| 09/16/2010 | WO2010103913A1 Method for removing manganese from wastewater |
| 09/15/2010 | CN101831547A Method for purifying cobalt solution |
| 09/15/2010 | CN101338377B High-efficiency leaching process of nickel from laterite-nickel ore |
| 09/15/2010 | CN101323908B Method for reclaiming cobalt from manganese cobalt slag |
| 09/15/2010 | CN101278064B Method for processing nickel bearing raw material in chloride-based leaching |
| 09/14/2010 | CA2534035C Process for recovery of nickel and cobalt from laterite ore |
| 09/14/2010 | CA2443877C Process for producing cobalt solution of low manganese concentration |
| 09/09/2010 | US20100228046 Cobalt Recovery From Cobalt Catalysed Hydroformylation Reactions |
| 09/09/2010 | US20100226838 Process for the removal of catalyst degradation products |
| 09/09/2010 | US20100226837 Production of metal products directly from underground ore deposits |
| 09/08/2010 | EP2226403A1 Method of concentrating nickel in saprolite ore |
| 09/08/2010 | CN101824550A Extracting and purifying technology of high purity nickel |
| 09/08/2010 | CN101824540A Method for separating and reclaiming metal nickel and tin from waste materials containing nickel and tin |
| 09/08/2010 | CN101824539A Wet metallurgy method for decomposing hard alloy |
| 09/08/2010 | CN101139659B Method for reclaiming nickel from acidic nickel plating waste water |
| 09/02/2010 | US20100221137 Hydrogen Storage Material with Intermediate Bond Strength and Process for Making the Same |
| 09/01/2010 | CN101818251A Method for recovering cobalt and lithium from waste lithium ion batteries |
| 09/01/2010 | CN101818250A Method for processing cobalt-copper-iron alloy |
| 09/01/2010 | CN101418379B Method for extracting nickel and cobalt by enclosed leaching nickel oxide mine |
| 08/26/2010 | WO2010094161A1 Method for extracting valuable metals from laterite-nickel ore with whole closed-loop circulation of hydrochloric acid |
| 08/25/2010 | CN201561646U Copper-nickel ore smelting furnace |
| 08/25/2010 | CN101812585A Microbubble oxidization and acid dissolution method for copper-cobalt alloy |
| 08/25/2010 | CN101423894B Method for improving nickel cobalt leaching rate from lateritic nickel at low cost |
| 08/25/2010 | CN101392331B Smelting technique for processing nickel ore by rotary kiln |
| 08/25/2010 | CN101195858B Method for extracting nickel with pressure leaching of non-metal high nickel sulfonium material |
| 08/19/2010 | WO2010092863A1 Nickel alloy sputtering target and nickel silicide film |
| 08/19/2010 | US20100206135 Recycling of solids in oxidative pressure leaching of metals using halide ions |
| 08/18/2010 | CN201555446U Smelting rotary hearth furnace for directly reducing nickel |
| 08/18/2010 | CN101805831A Method for directly extracting nickel in alkaline chemical nickel-plating waste liquid |
| 08/18/2010 | CN101805828A Low-cost method for disposing red soil nickel ore |
| 08/12/2010 | WO2010090176A1 Method for collecting nickel from acidic sulfuric acid solution |
| 08/11/2010 | CN101802234A Limonite and saprolite heap leach process |
| 08/11/2010 | CN101798633A Method for treating limonite type oxidized nickel ore by roasting and leaching |
| 08/11/2010 | CN101481753B Method for smelting nickel-iron alloy from laterite nickel oxide ore |
| 08/05/2010 | WO2010085857A1 Method of agglomeration |
| 08/05/2010 | US20100196190 Process for recovery of nickel and cobalt from laterite ores using ion exchange resin |
| 08/04/2010 | EP2212253A1 Producing nickel hydroxide suitable for pelletization with iron-containing ore and for stainless steel manufacture |
| 08/04/2010 | CN101792866A Method for refining ferronickel by utilizing waste alumina-based nickel accelerant |
| 08/04/2010 | CN101792865A Method for drying and prereducing laterite-nickel ores |
| 07/28/2010 | CN201535614U 一种贫铜镍熔炼炉渣的电炉 One kind of poor copper-nickel smelting furnace slag |
| 07/28/2010 | CN101532094B Technology for full-process extracting and separating nickel and cobalt from acid material system with high content of calcium and magnesium impurities |
| 07/28/2010 | CN101392321B Method for treating nickel-containing laterite by microwave reducing roasting-hematite precipitation conversion method |
| 07/28/2010 | CN101392320B Method for treating nickel-containing laterite by microwave reducing roasting-goethite precipitation conversion method |
| 07/27/2010 | CA2413207C Dissolution method of co precipitate with acid |
| 07/21/2010 | CN101781718A Method for extracting metal cobalt and tungsten from scrap hard alloy and special calcining device |
| 07/21/2010 | CN101781716A Method for leaching recovery of cobalt from laterite under normal atmosphere pressure |
| 07/21/2010 | CN101358292B Feeding method for preparing high nickel matte |
| 07/21/2010 | CN101358281B Lateritic ore preprocess method |
| 07/20/2010 | US7758669 Process for recovery of nickel and cobalt by heap leaching of low grade nickel or cobalt containing material |
| 07/15/2010 | WO2010078787A1 A laterite beneficiation process for enriching nickel and/or cobalt |
| 07/14/2010 | CN101778958A Atmospheric acid leach process for laterites |
| 07/14/2010 | CN101550490B Method of extracting nickel from ni-mo ore metallurgical slag |
| 07/08/2010 | WO2010076030A1 Recovery of cobalt and pgm metals from cobalt alloys containing precious metals by selective dissolution |
| 07/07/2010 | CN101768669A Method for processing cobalt-copper alloy at room temperature |
| 07/07/2010 | CN101768666A Method for segmented acid-adding and circulating leaching of coarse particles in laterite nickel ores |
| 07/07/2010 | CN101768665A Method for reducing acid consumption during heap leaching and high-pressure leaching of nickel laterite ore |
| 07/07/2010 | CN101285129B Production process of modem blast furnace nickel smelting for nickel concentrate |
| 07/06/2010 | US7749302 Method for the hydrometallurgical treatment of sulfide concentrate containing several valuable metals |
| 07/01/2010 | US20100166626 System and method for wastewater treatment |
| 06/30/2010 | EP2200943A2 Method of manufacturing fe and ni containing material and cobalt containing material using recycling residue of spent catalyst and method of manufacturing raw material for stainless using the fe and ni containing material and method of manufacturing fe-ni alloy |
| 06/30/2010 | CN101760635A Method for recovering nickel from nickel sulfate solution |
| 06/30/2010 | CN101760616A Leaching method of cobalt-containing ore |
| 06/30/2010 | CN101760614A Leaching method of nickel-containing ore |
| 06/30/2010 | CN101532095B Method for producing electrodeposited cobalt by non-hydrochloric acid electrolyte |
| 06/24/2010 | US20100154593 Production of Metallic Nickel with Low Iron Content |
| 06/23/2010 | CN201514116U Electric furnace in direct connection with rotary kiln |
| 06/23/2010 | CN201514113U On-ferrous metal double-chamber oxygen side-blown furnace |
| 06/23/2010 | CN201514107U Rotary hearth furnace discharging device used for reduction of laterite nickel ore |
| 06/23/2010 | CN201514106U Rotary hearth furnace air sealing device used for reduction of laterite nickel ore |
| 06/23/2010 | CN201512566U Metal reduction device used for extracting at least one metal in metallic material |
| 06/23/2010 | CN101323909B Method of microwave selective reduction roasting-dilute acid leaching nickel oxide ore |
| 06/16/2010 | EP2195470A1 System and method for extracting base metal values from oxide ores |
| 06/16/2010 | EP2195469A1 Resin-in-leach process to recover nickel and/or cobalt in ore leaching pulps |
| 06/16/2010 | CN101736167A Method for leaching nickel-containing eluvial ore |
| 06/16/2010 | CN101736161A Method for comprehensively recovering tin smelting secondary raw materials by melting in DC furnace |