| Patents for C22B 23 - Obtaining nickel or cobalt (3,818) |
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| 05/01/2013 | CN102234721B Treatment method of nickel-cobalt material |
| 04/30/2013 | US8430946 Process for recovery of nickel and cobalt from laterite ores using ion exchange resin |
| 04/25/2013 | WO2013056348A1 Energy efficient salt-free recovery of metal from dross |
| 04/25/2013 | CA2852984A1 Energy efficient salt-free recovery of metal from dross |
| 04/24/2013 | EP2584055A1 Method for removal of copper ions from copper-containing nickel chloride solution, and process for production of electrolytic nickel |
| 04/24/2013 | CN103060567A Method for processing waste lithium ion battery positive plate to extract valuable metal |
| 04/24/2013 | CN103060562A Purification method of inorganic highly-acidic nickel salt solution |
| 04/24/2013 | CN103060555A Purification cadmium removal method of nickel cobalt solution containing cadmium |
| 04/24/2013 | CN103060550A Synchronized production method of reducing leaching and oxidizing deironing of cobalt-copper ore |
| 04/24/2013 | CN102140585B Method for smelting nickel ore concentrate by using smelting furnace |
| 04/18/2013 | US20130091989 Method for recovering rare earth, vanadium and nickel |
| 04/17/2013 | CN202885549U Nickel flash furnace block coal filling device |
| 04/17/2013 | CN103052726A Pyrometallurgical method |
| 04/17/2013 | CN102321812B Method for comprehensive utilization of laterite nickel ore |
| 04/17/2013 | CN102021326B Method for leaching copper-cobalt alloy |
| 04/10/2013 | CN103031441A Recycling method for metallic elements in waste nickel-hydrogen batteries |
| 04/10/2013 | CN103031439A Method for treating nickel-containing stainless steel alloyed scraps |
| 04/10/2013 | CN102080156B Microwave and additive assisted method for drying and roasting nickel laterite |
| 04/03/2013 | CN202849509U Ore cobalt leaching device without additional steam to heat |
| 04/03/2013 | CN103014356A Method for recovering chromium and nickel from settled dust of stainless steel |
| 04/03/2013 | CN103014346A Process method for separating zinc, iron and cobalt and nickel ore concentrates from cobalt and nickel slag |
| 04/03/2013 | CN103014331A Process for pressure leaching of molybdenum and nickel from molybdenum-nickel ore |
| 04/02/2013 | CA2732486C Recovery method for cobalt |
| 03/27/2013 | EP2573197A1 Method for controlling reaction in sulfuration reaction step |
| 03/27/2013 | EP2572007A1 Solvent extraction process for separating cobalt from nickel in aqueous solution |
| 03/27/2013 | CN202830215U Automated program control recycling machine for nickel |
| 03/27/2013 | CN202830118U Combustion furnace for extracting cobalt oxide from slurried cobalt slag |
| 03/27/2013 | CN103003454A Solvent extraction process for separating cobalt from nickel in aqueous solution |
| 03/27/2013 | CN102994778A Method for separating and enriching cobalt from leach liquor used for pickling and vulcanizing tailing |
| 03/27/2013 | CN102994762A Industrial method for selectively recycling copper and nickel from copper-nickel mud |
| 03/27/2013 | CN102994761A Method for purifying and recovering crude chromium and nickel products by cascade extraction method |
| 03/27/2013 | CN102994754A Technology for comprehensively recovering complex material containing lead, bismuth, cobalt and nickel through wet method |
| 03/27/2013 | CN102994753A Method for separating and enriching nickel from leach liquor used for pickling and vulcanizing tailing |
| 03/27/2013 | CN102994752A Method for selective precipitation separation of nickel and manganese by utilizing CO2 gas |
| 03/27/2013 | CN102994746A Method for producing nickel sulfide ore concentrate by use of industrial waste acid |
| 03/26/2013 | US8404138 Stripping agent for secondary battery electrode material and method of treating secondary battery using the stripping agent |
| 03/20/2013 | CN102978419A Electrically-heating and integrally-rotating resistance furnace capable of sintering anhydrous cobalt chloride into cobalt oxide product |
| 03/20/2013 | CN102978406A Regeneration method for rhenium-containing high-temperature alloy scrap |
| 03/20/2013 | CN102978395A Method for separating and enriching Cu and Co from sulfate diluted solution containing Co |
| 03/20/2013 | CN102974269A Dry type granulating system for sulfonium |
| 03/20/2013 | CN102031374B Method for separating and recovering nickel and lithium |
| 03/14/2013 | WO2013034317A1 Low density high strength steel and method for producing said steel |
| 03/14/2013 | US20130064742 Process for the extraction of specific transition metals |
| 03/13/2013 | CN202786378U Bottom blowing melting equipment |
| 03/13/2013 | CN202786377U Top blowing melting equipment |
| 03/13/2013 | CN102971439A Method of metals recovery from refinery residues |
| 03/13/2013 | CN102967157A Energy-saving and environment-friendly automatic control system for flux burdening of vertical laterite-nickel ore smelting furnace |
| 03/13/2013 | CN102967150A Energy-saving and environment-friendly feeding control system for vertical laterite-nickel ore smelting furnace controlled by PLC |
| 03/13/2013 | CN102965521A Method for nickel laterite ore through adopting wet pellet smelting lower temperature reduction mode |
| 03/13/2013 | CN102965513A Method capable of recovering nickel out of spent catalysts |
| 03/13/2013 | CN102965512A Method capable of recovering cobalt from spent catalysts |
| 03/13/2013 | CN102965500A Method for decreasing magnesium oxide in nickel sulfide concentrate |
| 03/13/2013 | CN102965499A Method for extracting valuable element in arsenic salt purification slag from zinc hydrometallurgy |
| 03/13/2013 | CN102286666B Process for preparing high-weight nickel ingots by vacuum melting method |
| 03/13/2013 | CN102212694B Method for extracting valuable metal from waste hydrogenation catalyst |
| 03/07/2013 | WO2013030450A1 Method for recovering metals from material containing them |
| 03/07/2013 | WO2013030449A1 Method for recovering metals from sulphidic concentrate |
| 03/06/2013 | CN102959102A Method for separating nikel and cobalt from active materials contained in spent nickel-hydrogen battery |
| 03/06/2013 | CN102956935A Waste and old power battery ternary-system anode material processing method |
| 03/06/2013 | CN102952954A Processing method of trivalent cobalt nickel oxide waste material and waste cobalt nickel alloy |
| 03/06/2013 | CN102220483B Two-stage roasting treatment method for laterite nickel ore |
| 03/06/2013 | CN102140576B Method for extracting nickel and molybdenum from nickel-molybdenum ore |
| 02/28/2013 | WO2013027603A1 Nickel recovery loss reduction method, hydrometallurgical method for nickel oxidized ore, and sulfuration treatment system |
| 02/28/2013 | WO2013026093A1 Method for the treatment of acidic leach liquors |
| 02/28/2013 | WO2012150984A3 Compositions and methods of using a ketoxime in a metal solvent extraction reagent |
| 02/27/2013 | EP2562275A1 Liquid-storage device and pressure-control method thereof |
| 02/27/2013 | CN202757403U Device for pretreating and drying laterite-nickel ore with reduction kiln fume |
| 02/27/2013 | CN102943174A Method for preparing nickel sulfide concentrate through titanium dioxide waste acids |
| 02/27/2013 | CN102943173A Method for judging reduction leaching degree of concentrate containing trivalent cobalt in production site |
| 02/27/2013 | CN101974685B Process for extracting nickel-cobalt from laterite by using resin-in-pulp adsorption technology |
| 02/20/2013 | EP2559776A1 Plant for wet smelting of laterite nickel ore and method of operating same |
| 02/20/2013 | CN102936657A Method for metal recovery by ceramic capacitor |
| 02/20/2013 | CN102936649A Method for recovering nickel, cobalt, manganese and iron by roasting and leaching nickel oxide ore |
| 02/14/2013 | US20130036870 METHOD FOR COLLECTING Co FROM URBAN ORE |
| 02/13/2013 | CN202730203U Chorine introducing device of chlorination leaching tank |
| 02/13/2013 | CN102925717A Novel technology for comprehensively recovering copper and cobalt from cobalt-copper concentrate |
| 02/13/2013 | CN102925706A Method for treating cobalt-nickel-copper hydrometallurgy wastewater residue |
| 02/13/2013 | CN102925695A Method for leaching nickel (Ni) and cobalt (Co) from waste high-temperature alloy material |
| 02/13/2013 | CN102925693A A method for extracting metal in waste catalyst RDS / HDS by using acid leaching |
| 02/13/2013 | CN102925690A Method for recovering valuable metals from waste and old Raney nickel catalyst |
| 02/13/2013 | CN102443696B Method for selectively dissolving Cu-Co alloy through catalytic oxidation process |
| 02/13/2013 | CN102162029B Microbiological oxidation and reduction coupling leaching method for valuable metal in manganese oxide ore |
| 02/07/2013 | WO2013016813A1 Process for recovering metals by reduction and carbonylation |
| 02/07/2013 | CA2843760A1 Process for recovering metals by reduction and carbonylation |
| 02/06/2013 | EP2553129A1 Low acid leaching of nickel and cobalt from lean iron-containing nickel ores |
| 02/06/2013 | CN102918171A Process for production of ferronickel smelting raw material from low grade lateritic nickel ore |
| 02/06/2013 | CN102912137A Method for recovering cobalt and nickel from waste iron nickel cobalt alloy |
| 02/06/2013 | CN102912133A Method for classifying and purifying heavy metals in electroplating sludge |
| 02/06/2013 | CN102912124A Method for recovering nickel, cobalt, manganese and iron by hydrochloric acid leaching of nickel oxide ore |
| 01/31/2013 | US20130028816 Selective base metals leaching from laterite ores |
| 01/30/2013 | CN102899493A Method for recovering valuable metals from chlorine leaching displacement tailing solution in production of precious metals |
| 01/29/2013 | US8361191 Low acid leaching of nickel and cobalt from lean iron-containing nickel ores |
| 01/23/2013 | EP2547802A1 Method of processing nickel bearing raw material |
| 01/23/2013 | CN202688404U Solid-liquid separator for nickel ore hydrometallurgy |
| 01/23/2013 | CN202688398U Leaching tank for nickel ore hydrometallurgy |
| 01/23/2013 | CN102888520A Method for efficiently extracting nickel, cobalt, copper and platinum group metals from complex nickel-copper concentrate |
| 01/23/2013 | CN102888519A Method for processing complex nickel raw material by utilizing flash smelting system |
| 01/23/2013 | CN102888513A Method of fully separating copper, manganese, zinc, cobalt and calcium chloride solution |
| 01/23/2013 | CN101906539B Method for removing impurity tungsten from cobalt solution |
| 01/16/2013 | EP2546203A1 Method for wastewater treatment for wastewater containing aluminum, magnesium and manganese |