| Patents for C22B 23 - Obtaining nickel or cobalt (3,818) |
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| 01/16/2013 | CN102876892A Method for leaching nickel and cobalt form low-iron and high-magnesium and high-iron and low-magnesium laterite-nickel ore by using waste dilute sulphuric acid |
| 01/16/2013 | CN102876887A Method for comprehensively recycling metal from laterite-nickel ore leaching agent |
| 01/16/2013 | CN102874852A High-activity magnesite powder and manufacturing method thereof and method for reclaiming nickel cobalt from laterite nickel ores |
| 01/16/2013 | CN102351351B Process for treating chemical nickel-plating discarded liquid |
| 01/16/2013 | CN101517104B Process for recovering group vi-b metals from spent catalysts |
| 01/15/2013 | CA2448381C Method for manufacturing metal nuggets |
| 01/09/2013 | EP2542708A2 Method of metals recovery from refinery residues |
| 01/09/2013 | CN202658207U Device for deeply removing copper from nickel-containing solution by nickel thiocarbonate |
| 01/09/2013 | CN102864307A Deep decoppering method by nickel thiocarbonate/nickel-containing solution two-section reflux reaction |
| 01/09/2013 | CN102864305A Separation and purification technology of cobalt-copper alloy lixivium |
| 01/09/2013 | CN102115816B Comprehensive utilization method for laterite-nickel ore |
| 01/02/2013 | EP2539474A1 Method for enhancing solid-liquid separation in conjunction with laterite leaching |
| 01/02/2013 | CN202643807U Device separating molybdenum from nickel through resin |
| 01/02/2013 | CN102859012A Method of processing nickel bearing raw material |
| 01/02/2013 | CN102851513A Method for recovering valuable metals from nickel-copper molten slag through selective reduction |
| 01/02/2013 | CN102851504A Application of caustic calcined magnesite powder to recovery of nickel and cobalt |
| 01/02/2013 | CN102851489A Method for comprehensive recovery of valuable metals in brown iron type laterite-nickel ores |
| 12/26/2012 | CN101781718B Method for extracting metal cobalt and tungsten from scrap hard alloy and special calcining device |
| 12/20/2012 | WO2012171480A1 Hydrometallurgical method for comprehensive recycling of lateritic nickel ore components as products |
| 12/19/2012 | CN102828031A Method for separating, gathering and purifying cobalt, zinc and ferrum by heavy metal adsorption material |
| 12/19/2012 | CN102206749B Normal-pressure leaching method for simultaneously processing laterites with high iron content and high magnesium content |
| 12/19/2012 | CN102191348B Technological method and device for producing high-grade nickel and stainless steel by using oxidized pellet method |
| 12/19/2012 | CN102154549B Production method for high-purity hard-agglomeration-free superfine nickel oxide or cobalt and nickel or cobalt powder |
| 12/19/2012 | CN101613801B Method for reducing metal, method for metallurgy, products and devices |
| 12/13/2012 | WO2012168091A1 Device and method for recovering a recovering material from a recovering fluid containing the recovering material |
| 12/13/2012 | CA2833605A1 Device and method for recovering a recovering material from a recovering fluid containing the recovering material |
| 12/12/2012 | EP2532760A1 Device and method for recovering nickel from a nickel plating bath fluid |
| 12/12/2012 | CN102816928A Treatment and recovery method of residual copper and nickel metals in mine tailings |
| 12/12/2012 | CN102816927A Method for efficiently removing ferrum in red soil nickel mineral leaching liquid |
| 12/06/2012 | WO2012164976A1 Method for recovering valuable metals |
| 12/06/2012 | US20120308450 Process of recovery of base metals from oxide ores |
| 12/05/2012 | CN102812135A Method for enhancing solid-liquid separation in conjunction with laterite leaching |
| 12/05/2012 | CN102808082A Method for selective leaching separation of cobalt, nickel and molybdenum from high grade cobalt-nickel-molybdenum waste material |
| 12/05/2012 | CN101688267B Method of recovering metal values from ores |
| 12/04/2012 | US8323377 Recovery of metals from oxidised metalliferous materials |
| 12/04/2012 | CA2527025C Cooling a final product to heat a furnace gas |
| 11/28/2012 | CN102803525A Method for separating and recovering elements coexisting in scrap iron |
| 11/28/2012 | CN102796873A Method for comprehensively recovering metallic cobalt, ruthenium and aluminum from Fischer-Tropsch synthesis dead catalyst Co-Ru/Al2O3 |
| 11/28/2012 | CN102154545B Low nickel matte high-temperature oxygen pressure water leaching process |
| 11/28/2012 | CN102115817B Laterite-nickel ore pelletizing sintering process |
| 11/21/2012 | CN102786192A Electroplating sludge resource recovery process |
| 11/21/2012 | CN102226233B Method and system for pretreating lateritic nickel ore |
| 11/14/2012 | CN102781848A Method for wastewater treatment for wastewater containing aluminum, magnesium and manganese |
| 11/14/2012 | CN102776374A Treatment method of nickel-cadmium slag |
| 11/14/2012 | CN101583728B Sulfidisation process and apparatus for enhanced recovery of oxidised and surface oxidised base and precious metal minerals |
| 11/14/2012 | CN101356292B Combined leaching process |
| 11/08/2012 | WO2012151028A1 Process for recovery of base metals |
| 11/08/2012 | WO2012150984A2 Compositions and methods of using a ketoxime in a metal solvent extraction reagent |
| 11/07/2012 | CN102766759A Enrichment and recovery method of copper and cobalt by ammonium salt low-temperature roasting of oxidized copper cobalt ore |
| 11/07/2012 | CN102765832A System for recycling nickel from electroplating wastewater |
| 11/07/2012 | CN102220482B Complex high-silicon copper-cobalt alloy alkaline pretreatment-normal pressure acid leaching process |
| 11/07/2012 | CN101974687B Extraction process for preparing electronic-grade cobalt sulfate from cobalt-containing waste material |
| 10/31/2012 | CN102758093A Smelting method for nickel oxide ore |
| 10/24/2012 | CN101818250B Method for processing cobalt-copper-iron alloy |
| 10/18/2012 | WO2012140951A1 Method for recovering valuable metals |
| 10/17/2012 | CN102735047A Method and equipment for depleting furnace slag of electric melting furnace of side-blowing melting pool |
| 10/17/2012 | CN102732734A System and combustion furnace for extracting cobalt oxide through pulping and roasting alpha-nitroso-beta-naphthol cobalt slag |
| 10/17/2012 | CN102732729A Method for removing nickel and copper from high nickel copper anode mud |
| 10/17/2012 | CN102732720A Method for processing copper oxide ore |
| 10/17/2012 | CN101838747B Smelting furnace for nickel-bearing laterite ore |
| 10/16/2012 | US8287827 Process for the hydrometallurgical treatment of a lateritic nickel/cobalt ore and process for producing nickel and/or cobalt intermediate concentrates or commercial products using it |
| 10/16/2012 | US8287618 Method or process for recovering Mo, V, Ni, Co and Al from spent catalysts using ultrasonic assisted leaching with EDTA |
| 10/10/2012 | CN102719681A Decarbonization method of nickel or nickel alloy recovery smelting |
| 10/10/2012 | CN102719671A Method and device for deeply removing copper of nickel thiocarbonate from nickel-containing solution |
| 10/10/2012 | CN102021331B Processing method for comprehensively recovering high manganese asbolite |
| 10/04/2012 | WO2012081897A3 Method for enrichment-recovering ferronickel from raw material containing nickel, method for recovering nickel from enriched ferronickel, and method for recycling solution containing iron produced from same |
| 10/04/2012 | WO2012081896A3 Method for recovering nickel from raw material containing nickel |
| 10/03/2012 | CN102712965A Process of recovery of base metals from oxide ores |
| 10/03/2012 | CN102706146A Bottom-blowing smelting equipment |
| 10/03/2012 | CN102703735A Method for smelting nickel matte by laterite type nickel ore |
| 10/03/2012 | CN102703734A Top-blown smelting equipment |
| 10/03/2012 | CN102703733A Nickel smelting production method of laterite nickel ore molten pool |
| 10/03/2012 | CN102703732A Side-blown smelting equipment |
| 10/03/2012 | CN102703731A Method for smelting nickel matte by using lateritic nickel ore |
| 10/03/2012 | CN102703730A Method for smelting nickel matte by using lateritic nickel ore |
| 10/03/2012 | CN102703729A Method for recovering nickel in solution |
| 10/03/2012 | CN102703706A Method for recovering valued metals from waste lithium cobaltate batteries |
| 10/03/2012 | CN102703696A Method for recovering valuable metal from red soil nickel minerals comprehensively |
| 10/03/2012 | CN102703693A Method for enriching and recovering metal nickel, copper and cobalt from tailings of copper and nickel mines |
| 10/03/2012 | CN102703684A Method for producing low nickel matte through vulcanization of calcined sand |
| 10/03/2012 | CN102199710B Method for extracting and separating nickel and molybdenum from nickel-molybdenum-containing coal gangue |
| 10/03/2012 | CN101974691B Method for recovering cobalt in cobalt-containing waste residues from zinc smelting |
| 09/27/2012 | WO2012127291A1 Recycling method and treatment device for battery pack |
| 09/27/2012 | US20120244051 Method for leaching cobalt from oxidised cobalt ores |
| 09/27/2012 | US20120240729 Process for the Valorization of Metals from Li-Ion Batteries |
| 09/27/2012 | DE112009001931T5 Verfahren zur Reinigung eines Materials, das ein Halbmetallelement oder ein Metallelement als Hauptkomponente enthält A process for the purification of a material containing a metalloid element or a metal element as a main component |
| 09/26/2012 | CN202452840U Low nickel matte tapping hole for flush furnace |
| 09/26/2012 | CN102690958A Nickel-cobalt smelting furnace and nickel-cobalt smelting process |
| 09/26/2012 | CN102690956A Method for green extraction of chromium and nickel from stainless steel pickled sludge |
| 09/26/2012 | CN102690954A Back extraction and removement method for aluminium |
| 09/26/2012 | CN102690943A Method for producing nickel matte by melting through dry red soil type nickel ore melting tank |
| 09/26/2012 | CN102212690B Method for purifying lateritic nickel ore leach liquor |
| 09/26/2012 | CN102002586B Nickel-containing high-cobalt sulfide leaching technology |
| 09/26/2012 | CN101956081B Technology for strengthening nickel cobalt of ammonia leaching from low-grade nickel laterite |
| 09/26/2012 | CN101479394B Recycling of superalloys with the aid of an alkali metal salt bath |
| 09/19/2012 | CN102676833A High grade cobalt sulfonate slag and production process thereof |
| 09/19/2012 | CN102676821A Iron, nickel and chromium recovery method for cathode-ray tube metal part |
| 09/19/2012 | CN102676814A Method for removing impurity ferrum in nickel sulfate solution |
| 09/19/2012 | CN102676806A Method for reduction leaching of cobaltic materials by sulfur dioxide |
| 09/19/2012 | CN102676803A Resource utilization method for catalytic oxidation leaching of molybdenum and nickel from molybdenum-nickel ore |