| Patents for C22B 23 - Obtaining nickel or cobalt (3,818) |
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| 02/16/2011 | CN101974685A Process for extracting nickel-cobalt from laterite by using resin-in-pulp adsorption technology |
| 02/16/2011 | CN101608258B Method for industrially extracting cobalt, copper and iron by taking cobalt-copper alloy as raw material |
| 02/10/2011 | WO2011015991A2 Process for the recovery of metals from an iron-containing ore |
| 02/10/2011 | WO2011014930A1 Method for leaching cobalt from oxidised cobalt ores |
| 02/10/2011 | CA2767034A1 Method for leaching cobalt from oxidised cobalt ores |
| 02/09/2011 | CN201737990U Furnace body upper-section brickwork structure for oxygen side-blowing furnace |
| 02/09/2011 | CN101967561A Technological method for treating waste containing cobalt and nickel and waste batteries |
| 02/08/2011 | CA2429889C Method for the hydrolytic precitpitation of iron |
| 02/03/2011 | US20110028312 Method for recovering molybdenum and cobalt |
| 02/02/2011 | EP2279272A1 Method for the treatment of mixed hydroxide product produced in a metal extraction process |
| 02/02/2011 | CN101358810B Blast furnace |
| 01/26/2011 | EP2276865A1 Selectively leaching cobalt from lateritic ores |
| 01/26/2011 | CN101956081A Technology for strengthening nickel cobalt of ammonia leaching from low-grade nickel laterite |
| 01/20/2011 | WO2011006223A1 Process of recovery of base metals from oxide ores |
| 01/20/2011 | CA2768021A1 Process of recovery of base metals from oxide ores |
| 01/19/2011 | CN101952464A Production of nickel |
| 01/19/2011 | CN101338367B Method for enriching and purifying nickel, cobalt or copper ions |
| 01/18/2011 | CA2571557C Processing of acid-consuming mineral materials involving treatment with acidic biooxidation effluent |
| 01/18/2011 | CA2544671C Lifter for heat exchanging device, rotary device equipped with the same and method for heat treatment of nickel oxide ore |
| 01/12/2011 | EP2271780A1 Laterite heap leaching with ferrous lixiviants |
| 01/12/2011 | CN201704381U Extraction box |
| 01/12/2011 | CN101942563A Method for manufacturing lithium carbonate from material recovered from lithium ion secondary batteries |
| 01/12/2011 | CN101942558A Method for drying and reducing low-grade latertic nickel ores by using bituminous coal |
| 01/12/2011 | CN101575672B Method for separating and extracting copper and cobalt-nickel in low-grade copper-cobalt oxide ore |
| 01/12/2011 | CN101457303B Smelting method of laterite ore |
| 01/12/2011 | CN101358297B Method for preparing high nickel matte |
| 01/12/2011 | CN101358296B Method for preparing high nickel matte |
| 01/12/2011 | CN101358293B Feeding method for smelting silicium magnesium laterite ore |
| 01/11/2011 | CA2390361C Recovery of metals from ore |
| 01/05/2011 | EP2270241A1 A method of extracting ni and/or co |
| 01/05/2011 | CN201697459U Impoverishing electric furnace for impoverishing copper and nickel concentrate smelting slag |
| 01/05/2011 | CN101935794A Method for producing ferro-nickel alloy by using nickel-bearing laterite in shaft furnace and smelting furnace |
| 01/05/2011 | CN101654741B Method for separating and recovering lithium and cobalt from lithium ion cell |
| 01/05/2011 | CN101519726B Method for directly roasting and processing spent lithium ion batteries and recycling valuable metals |
| 01/04/2011 | CA2424733C Method for manufacturing metal parts |
| 12/30/2010 | US20100326237 Composition of matter tailoring: system i |
| 12/29/2010 | WO2010150873A1 Method for separating and recovering elements coexisting in scrap iron |
| 12/29/2010 | EP2265736A1 A process for atmospheric leaching of laterite ores using hypersaline leach solution |
| 12/29/2010 | CN101932739A Production of nickel |
| 12/29/2010 | CN101928832A Method for treating copper-nickel containing solid waste |
| 12/29/2010 | CN101928831A Leaching method of anode material of lithium cobalt oxide waste battery |
| 12/23/2010 | US20100319490 Methods for Improving the Recovery of Metal Leaching Agents |
| 12/22/2010 | CN201678716U Semiautomatic acid preparation and discharging device |
| 12/22/2010 | CN101921917A Method for reclaiming valuable metals from waste lithium batteries |
| 12/22/2010 | CN101921914A Iron removal process for copper cobalt ore leach liquor |
| 12/16/2010 | WO2010143623A1 Method for recovering water and metals from plating wastewater resulting from washing |
| 12/15/2010 | EP2004868B1 Reduction processing of metal-containing ores in the presence of microwave and rf energy |
| 12/15/2010 | CN201670862U Air port copper water jacket for oxygen side-blown converter |
| 12/15/2010 | CN201670861U Electric furnace for impoverishing copper and nickel smelting furnace slag |
| 12/15/2010 | CN101914691A Method for extracting nickel and cobalt by processing poor nickel laterite |
| 12/14/2010 | US7850681 Cryoplasty device and method |
| 12/09/2010 | US20100307292 Method of regulating nickel concentration in lead-free solder containing nickel |
| 12/08/2010 | CN101910430A Selectively leaching cobalt from lateritic ores |
| 12/08/2010 | CN101910428A Laterite heap leaching with ferrous lixiviants |
| 12/08/2010 | CN101906539A Method for removing impurity tungsten from cobalt solution |
| 12/08/2010 | CN101906538A Method for extracting nickel and molybdenum from nickel-molybdenum symbiotic ore by low-concentration composite acid and oxidizing agent |
| 12/08/2010 | CN101906537A Process for decomposing cobalt alloy |
| 12/08/2010 | CN101691635B Alkali-acid double-cycle process for treating brown iron type nickel laterite ore |
| 12/08/2010 | CN101358809B Blast furnace |
| 12/02/2010 | WO2010135819A1 Processes for extraction of nickel with iron-complexing agent |
| 12/02/2010 | US20100300249 Recovering Metal Values from a Leach Residue |
| 12/02/2010 | US20100300248 Recovering Metal Values from a Metalliferrous Material |
| 12/02/2010 | CA2761731A1 Processes for extraction of nickel with iron-complexing agent |
| 12/01/2010 | CN101899571A Process for producing nickel and cobalt from nickel and cobalt ores |
| 12/01/2010 | CN101899569A Pressure leaching method of molybdenum-nickel paragenetic raw ore |
| 12/01/2010 | CN101899568A Method for producing electrolytic nickel by leaching chemically precipitated nickel sulfide with pure oxygen |
| 12/01/2010 | CN101597689B High-efficiency purification process for acid leaching solutions of active substances in waste lithium batteries |
| 12/01/2010 | CN101514401B Method for efficiently concentrating cobalt and nickel from low-grade nickeliferous laterite ore |
| 11/27/2010 | CA2667033A1 Recovering metal values from a metalliferrous material |
| 11/27/2010 | CA2667029A1 Recovering metal values from leach residue |
| 11/25/2010 | US20100296988 Selectively leaching cobalt from lateritic ores |
| 11/24/2010 | EP2252713A1 Method for separating zinc, iron, calcium, copper and manganese from the aqueous solutions of cobalt and/or nickel |
| 11/24/2010 | CN201648488U Special calcining device for extracting metal cobalt and tungsten from waste hard alloy |
| 11/24/2010 | CN201648192U Anode mud treatment equipment and air-flotation tank thereof |
| 11/24/2010 | CN101892389A Method for preparing nano metallic nickel in spent electroless nickel plating solution |
| 11/24/2010 | CN101892379A Magnesium alloy melt stirring device |
| 11/18/2010 | US20100290962 Functionalised materials and uses thereof |
| 11/17/2010 | EP1834001B1 Method for the hydrometallurgical treatment of sulfide concentrate containing several valuable metals |
| 11/17/2010 | CN101886178A Comprehensive recovery method for nickel-hydrogen waste battery |
| 11/17/2010 | CN101886173A Comprehensive recycling process of xanthate cobalt residue in zinc hydrometallurgy |
| 11/17/2010 | CN101886171A Method for enriching nickel by pre-reducing carbon-contained pellets of laterite nickel ore |
| 11/17/2010 | CN101886167A Method for producing cathode nickel by selective leaching-electrodeposition of high nickel matte |
| 11/11/2010 | US20100282024 Limonite and Saprolite Heap Leach Process |
| 11/10/2010 | EP1664358B1 Method and apparatus for controlling metal separation |
| 11/10/2010 | CN101880775A Method for diluting copper and nickel concentrate smelting slag |
| 11/10/2010 | CN101560609B Purification method through vacuum distillation of coarse nickel |
| 11/10/2010 | CN101368232B Method for recycling valuable metal from cobalt-copper-iron alloy |
| 11/04/2010 | US20100278686 Process for recovering metals and metal compounds from mined ore and other metal-bearing raw source materials |
| 11/04/2010 | US20100275731 Apparatus and process for making high purity nickel |
| 11/03/2010 | EP2134880B1 Cobalt recovery from cobalt catalysed hydroformylation reactions |
| 11/03/2010 | CN101525692B Method for utilization of copper-nickel-tungsten alloy waste |
| 11/03/2010 | CN101525690B Method for separating and recovering nickel, cobalt, magnesium, iron and silicon from nickel-bearing laterite |
| 11/03/2010 | CN101270417B Method for extracting nickel and/or cobalt |
| 10/27/2010 | EP0910295B1 Cryoplasty device |
| 10/27/2010 | CN101871053A Method for smelting ferronickel or nismatte with laterite-nickel ore |
| 10/27/2010 | CN101871048A Method for recovering cobalt, nickel and manganese from waste lithium cells |
| 10/27/2010 | CN101871046A Method for recycling heavy metal pollution wastes |
| 10/27/2010 | CN101376927B Heat accumulation type rotary hearth furnace-wet separation-buried arc furnace nickel ore smelting method |
| 10/27/2010 | CN101368235B Pyrogenic pretreatment method for low-grade laterite nickel mine |
| 10/26/2010 | US7819939 Synthesis of nickel nanopowders |