| Patents for C22B 23 - Obtaining nickel or cobalt (3,818) |
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| 01/25/2012 | CN101928831B Leaching method of anode material of lithium cobalt oxide waste battery |
| 01/25/2012 | CN101457292B Process for recovering nickel ion from biochemical lixivium of laterite nickel mine by using room temperature ion liquid |
| 01/19/2012 | WO2012006660A1 Pyrometallurgical method |
| 01/19/2012 | US20120011966 Use of liquid-crystal displays, and processes for the recycling thereof |
| 01/19/2012 | CA2804288A1 Pyrometallurgical method |
| 01/18/2012 | CN202116625U Lead removing device for resin in nickel chloride liquor |
| 01/18/2012 | CN102324592A Method for recovering cadmium, ferrum, nickel and cobalt from used nickel-cadmium battery |
| 01/18/2012 | CN102321824A Method for desiliconizing cobalt white alloy |
| 01/18/2012 | CN102321812A Method for comprehensive utilization of laterite nickel ore |
| 01/18/2012 | CN102321809A Method for extracting cobalt and copper from cobalt-copper-iron alloy |
| 01/18/2012 | CN102321797A Method for extracting cobalt from vanadic titanomagnetite and preparing superfine cobalt powder |
| 01/18/2012 | CN101805828B Low-cost method for disposing red soil nickel ore |
| 01/18/2012 | CN101709387B Method for smelting nickel-based high temperature recycled alloy K3030 |
| 01/12/2012 | WO2012004284A2 Slurry catalyst and slurry flakes valorization |
| 01/12/2012 | US20120006157 Method for melting a solid charge |
| 01/11/2012 | EP2404981A1 Slurry catalyst and slurry flakes valorization |
| 01/11/2012 | CN202107751U Novel nickel matte chute |
| 01/11/2012 | CN202107750U Diesel oil injection device of nickel smelting electric furnace system |
| 01/11/2012 | CN102312109A Technology for extracting and separating nickel and molybdenum from bone coal ore by vacuum carbothermal reduction |
| 01/03/2012 | US8088125 Cryoplasty device and method |
| 12/29/2011 | WO2011162254A1 Method for removal of copper ions from copper-containing nickel chloride solution, and process for production of electrolytic nickel |
| 12/29/2011 | US20110316205 Supply system for suspension smelting furnace |
| 12/29/2011 | CA2796844A1 Method of removing copper ions from copper containing nickel chloride solution and method of producing electro-nickel |
| 12/28/2011 | CN102301017A 烧结方法 Sintering method |
| 12/28/2011 | CN101880775B 一种贫化铜镍精矿熔炼渣的方法 One kind of depleted copper nickel concentrate smelting slag method |
| 12/28/2011 | CN101838742B 一种贫化铜和镍熔炼炉渣的方法 One kind of depleted copper and nickel smelting slag method |
| 12/21/2011 | CN102286666A 用真空熔炼方法制备大重量镍锭的工艺 Heavy nickel ingots prepared by vacuum melting process method |
| 12/21/2011 | CN102286661A 一种红土镍矿硫酸浸出直接电解的方法 One kind of sulfuric acid leaching of nickel laterites direct electrolysis method |
| 12/21/2011 | CN101245414B 从红土矿提取金属的方法 The method of extracting metals from laterite |
| 12/14/2011 | CN202072742U 低冰镍浸出汽固液分离闪蒸槽设备 Low ice nickel leaching flash tank vapor-liquid separation equipment |
| 12/14/2011 | CN102282108A 使用金属氢氧化物、金属氧化物和/或金属碳酸盐生产镍和钴的方法 Metal hydroxide, metal oxide and / or nickel and cobalt production method metal carbonates |
| 12/14/2011 | CN102277496A 一种含镍废液中回收镍的处理方法 A nickel processing waste in recycling nickel-containing |
| 12/14/2011 | CN101838736B 湿法炼锌系统净液钴渣中有价金属的湿法分离方法 Hydrometallurgy system net liquid cobalt residue in the wet separation of valuable metals |
| 12/14/2011 | CN101818251B 从废锂离子电池中回收钴和锂的方法 The method of recovery of cobalt and lithium from spent lithium-ion batteries |
| 12/14/2011 | CN101575673B 一种从低品位复杂混合铜钴矿中提取分离铜、钴镍的方法 An extraction and separation of copper, cobalt, nickel, copper complex mix of methods from low-grade cobalt ore |
| 12/08/2011 | US20110298270 In situ ore leaching using freeze barriers |
| 12/07/2011 | CN102268537A 一种从红土镍矿中提取钴镍的方法 A method of extracting cobalt from nickel laterite nickel |
| 12/07/2011 | CN102041381B 一种从氧化镍矿回收镍钴铁锰镁的方法 A method of recovering iron and manganese, magnesium, nickel and cobalt from nickel oxide ore |
| 12/07/2011 | CN101541985B 红土镍和钴矿石的湿法冶金处理方法以及使用它制备镍和/或钴中间体浓缩物或产品的方法 Hydrometallurgical treatment of nickel and cobalt laterite ores and methods of using it for preparing a nickel and / or cobalt intermediate product or concentrate |
| 12/01/2011 | WO2011147868A1 Cementation cell for the extraction of metals from a solution |
| 12/01/2011 | US20110290077 Process for Separating Copper and/or Nickel from Cobalt Containing Solutions |
| 11/30/2011 | EP2389457A1 An improved process of leaching lateritic ore with sulphoric acid |
| 11/30/2011 | CN102260795A 一种用铜镍再生资源直接生产电解镍的方法 A renewable resource with direct production of electrolytic nickel-copper-nickel method |
| 11/30/2011 | CN102260794A 一种含镍、铵水溶液加硫化钠回收镍的方法 A nickel, plus aqueous ammonium sulfide-containing nickel recovery |
| 11/30/2011 | CN102260791A 一种红土镍矿堆浸方法 One kind of nickel laterite heap leaching method |
| 11/30/2011 | CN101838746B 红土镍矿熔炼工艺 Laterite nickel ore smelting process |
| 11/30/2011 | CN101586190B 镍氢废电池正极材料的浸出方法 Waste leaching method NiMH battery cathode materials |
| 11/25/2011 | CA2740249A1 A process for separating copper and nickel from cobalt containing solutions |
| 11/24/2011 | WO2011145644A1 Method for controlling reaction in sulfuration reaction step |
| 11/24/2011 | WO2011143764A1 Solvent extraction process for separating cobalt from nickel in aqueous solution |
| 11/24/2011 | US20110283838 Solvent extraction process for separating cobalt from nickel in aqueous solution |
| 11/24/2011 | US20110283831 Process for the Recovery of Nickel and/or Cobalt from a Leach Solution |
| 11/24/2011 | CA2799789A1 Solvent extraction process for separating cobalt from nickel in aqueous solution |
| 11/24/2011 | CA2799528A1 Method for controlling reaction in sulfuration reaction step |
| 11/23/2011 | CN102251253A Method for extracting and separating nickel, iron and copper from electrolyte |
| 11/23/2011 | CN102251102A Method for heap-leaching nickel from laterite by using sulfuric acid |
| 11/22/2011 | US8062614 Methods for improving the recovery of metal leaching agents |
| 11/16/2011 | EP2385994A1 Method of agglomeration |
| 11/16/2011 | CN102242266A Process for recovering cobalt, copper, zinc and manganese in manganese chloride residual liquid |
| 11/16/2011 | CN102242252A Method for preparing high-nickel concentrate from low-grade red soil nickel ore |
| 11/16/2011 | CN101736167B Method for leaching nickel-containing eluvial ore |
| 11/16/2011 | CN101736150B Leaching process for nickel-containing eluvial ores |
| 11/09/2011 | EP1618219B1 Recovery of metal values from cermet |
| 11/09/2011 | CN102234721A Treatment method of nickel-cobalt material |
| 11/09/2011 | CN101871053B Method for smelting ferronickel or nismatte with laterite-nickel ore |
| 11/09/2011 | CN101792865B Method for drying and prereducing laterite-nickel ores |
| 11/09/2011 | CN101705354B Silicon-magnesium laterite-nickel ore cold sintering ball and preparation method thereof |
| 11/03/2011 | WO2011135991A1 Valuable metal recovery method |
| 11/02/2011 | CN102230091A Oxygen-enriched bottom-blown matte smelting furnace and oxygen-enriched bottom-blown matte smelting technology |
| 11/02/2011 | CN102230086A Process for simultaneously leaching cobalt and nickel from vulcanized slag |
| 11/02/2011 | CN101906538B Method for extracting nickel and molybdenum from nickel-molybdenum symbiotic ore by low-concentration composite acid and oxidizing agent |
| 11/02/2011 | CN101648759B Recycling processing method for wastewater produced by processing stainless steel |
| 11/02/2011 | CN101648757B Recycling processing method for stainless steel processing process wastewater grading precipitation |
| 11/01/2011 | CA2272849C Method for phytomining of nickel, cobalt and other metals from soil |
| 10/27/2011 | WO2011132693A1 Liquid-storage device and pressure-control method thereof |
| 10/27/2011 | WO2011107802A3 Recovery method of catalytic metals from oil refinery residues |
| 10/26/2011 | CN202017042U Heat exchange device used between sulfuric acid making device and nickel smelting device |
| 10/26/2011 | CN102227509A Process for separating limonite and saprolite |
| 10/26/2011 | CN102226236A Hydrometallurgical method for comprehensively recycling components in lateritic nickel ore as products |
| 10/26/2011 | CN102226233A Method and system for pretreating lateritic nickel ore |
| 10/26/2011 | CN102226232A Method for processing laterite-nickel ore |
| 10/20/2011 | WO2011129395A1 Plant for wet smelting of laterite nickel ore and method of operating same |
| 10/19/2011 | EP2376665A1 Recovery of cobalt and pgm metals from cobalt alloys containing precious metals by selective dissolution |
| 10/19/2011 | CN102220483A Two-stage roasting treatment method for laterite nickel ore |
| 10/19/2011 | CN102220482A Complex high-silicon copper-cobalt alloy alkaline pretreatment-normal pressure acid leaching process |
| 10/12/2011 | EP2373822A2 System and method for wastewater treatment |
| 10/12/2011 | EP2373821A2 System and method for wastewater treatment |
| 10/12/2011 | EP2038438B1 Recycling of superalloys with the aid of an alkali metal salt bath |
| 10/12/2011 | CN102212698A Method for recovering nickel sulfate through comprehensive treatment of nickel-containing waste |
| 10/12/2011 | CN102212694A Method for extracting valuable metal from waste hydrogenation catalyst |
| 10/12/2011 | CN102212690A Method for purifying lateritic nickel ore leach liquor |
| 10/12/2011 | CN102212689A Method for removing chromium and recycling nickel by oxidizing nickel/chromium-containing aqueous solution |
| 10/12/2011 | CN102212684A Method for wet-leaching lateritic-nickel ore at transition layer |
| 10/11/2011 | US8034150 Process and system for material reclamation and recycling |
| 10/06/2011 | WO2011120127A1 Low acid leaching of nickel and cobalt from lean iron-containing nickel ores |
| 10/06/2011 | US20110243784 Method for recovering metal from target and method for manufacturing target |
| 10/05/2011 | EP2370607A1 Process for separating limonite and saprolite |
| 10/05/2011 | CN102206761A Production method of high purity cobalt |
| 10/05/2011 | CN102206755A Method for separating and recovering valuable elements from neodymium-iron-boron wastes |
| 10/05/2011 | CN102206749A Normal-pressure leaching method for simultaneously processing laterites with high iron content and high magnesium content |