| Patents for C22B 15 - Obtaining copper (5,364) |
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| 05/03/2012 | WO2012055167A1 Bacterial liquid of microbial combinations for biometallurgical leaching of copper ore and method for recovering metallic copper therefrom |
| 05/02/2012 | CN102433443A Method for recycling copper from electroplating sludge and electroplating wastewater |
| 05/02/2012 | CN102433442A Method for preparing electrolytic anode copper by oxidizing and refining copper scraps |
| 05/02/2012 | CN102433438A Treatment method of scrap copper |
| 05/02/2012 | CN102433437A Heavy metal sludge recycling and innocent treatment method |
| 05/02/2012 | CN102430482A Method for comprehensively recycling copper, gold and silver from liquid obtained after copper separation of tailings subjected to cyaniding for gold extraction |
| 04/26/2012 | WO2012053915A1 A process of gold and copper recovery from mixed oxide - sulfide copper ores |
| 04/26/2012 | WO2012053614A1 Copper concentrate treatment method |
| 04/25/2012 | CN202201948U 一种卡尔多炉的炉壳及滚圈组装结构 A furnace shell and rolling ring assembly structure Kaldor furnace |
| 04/24/2012 | US8163063 Method of leaching copper sulfide ore with the use of iodine |
| 04/18/2012 | CN202193823U 富氧侧吹熔池熔炼炉 Oxygen side-blown bath smelting furnace |
| 04/18/2012 | CN102417993A 一种富氧侧吹熔池熔炼开炉新方法 An oxygen-rich side-blown bath smelting furnace new approach |
| 04/18/2012 | CN102417991A 铜渣熔融氧化氯化-还原回收铜并制得合格铁水的方法 Copper slag of molten chloride oxidation - reduction recovery of copper and iron method to obtain qualified |
| 04/18/2012 | CN102417988A 一种综合利用铋熔炼产出的铜锍、炉渣的工艺 One kind of output utilization of bismuth copper matte smelting slag process |
| 04/18/2012 | CN102417987A 从电镀污泥中回收有价金属的方法 Recovery of valuable metals from electroplating sludge method |
| 04/18/2012 | CN102416399A 从锌窑渣中综合回收铁银铜碳的方法 Comprehensive recycling iron from zinc-silver-copper furnace slag carbon method |
| 04/18/2012 | CN101365814B Method for the continuous or discontinuous extraction of a metal, or of multiple metals from a slag containing the metal, or a compound of the metal |
| 04/11/2012 | CN102409175A 一种处理镍电解阳极液净化除铜渣的方法 An electrolytic nickel anode fluid handling in addition to copper slag cleaning methods |
| 04/11/2012 | CN102409163A Double-reduction-separation comprehensive treatment method of high-iron poor-tin ore |
| 04/11/2012 | CN101956071B 一种铜矿石的生物冶金浸矿微生物组合菌液及其回收金属铜的方法 Bioleaching bioleaching bacteria and microbes combination of a method for recovering copper copper ore |
| 04/10/2012 | US8152864 Method for production of high purity copper sulfate |
| 04/04/2012 | EP2437017A1 Method for melting non ferrous-metals in a gas-fed shaft furnace and shaft furnace assembly for performing the method |
| 04/04/2012 | EP2179967B1 Method for treatment of arsenic-containing nonferrous smelting intermediate product |
| 04/04/2012 | EP2174913B1 Method of treating nonferrous smelting intermediate products containing arsenic |
| 04/04/2012 | CN102399992A Method for recovering valuable metals from waste plastic plating layer containing copper and nickel |
| 04/04/2012 | CN102399986A 一种从含锌铜金精矿焙烧酸浸萃取提铜后液中回收锌的方法 A dip zinc-copper-gold concentrate roasting from the acid solution after extraction extract copper zinc recovery methods |
| 04/04/2012 | CN101903545B 悬浮熔炼炉 Suspension smelting furnace |
| 04/04/2012 | CN101812591B 废电路板的金、铜、硫酸铜、氯化铜废液回收方法 Waste circuit board gold, copper sulfate, copper chloride, copper waste recycling process |
| 04/04/2012 | CN101319357B 微波辅助液相还原法制备铜纳米线 Preparation of microwave-assisted liquid-phase reduction of copper nanowires |
| 04/03/2012 | US8147746 Apparatus for precipitation/separation of excess copper in lead-free solder |
| 03/28/2012 | CN102392136A Process for comprehensively recovering high arsenic polymetallic material |
| 03/21/2012 | CN202170355U 一种混合-澄清室型萃取分离装置 A hybrid - clarification chamber extraction separation device |
| 03/21/2012 | CN202169274U 废线路板高温焚烧和再生铜冶炼炉 Circuit boards and high-temperature incineration of waste recycled copper smelting furnace |
| 03/15/2012 | WO2012033077A1 Method of treating copper etching waste liquor |
| 03/14/2012 | CN202164354U 酸性蚀刻液资源回收与环保处理设备 Acid etching solution recycling and environmental treatment equipment |
| 03/14/2012 | CN202164341U 富氧底吹炼铜炉 Enriched bottom-blowing copper smelter |
| 03/14/2012 | CN202164337U 富氧底吹造锍熔炼炉 Enriched bottom-blowing matting smelting furnace |
| 03/14/2012 | CN102373337A Process for processing complex gold ore containing copper and arsenic |
| 03/14/2012 | CN102373336A Method for separating copper and silver from dross produced by producing copper from smelting lead |
| 03/14/2012 | CN101886169B New process for extracting copper from copper-cobalt mine leachate |
| 03/14/2012 | CN101838739B Electrothermal impoverishment process for copper smelting slag |
| 03/07/2012 | CN101400811B Method for electrolytic production and refining of metals |
| 03/06/2012 | CA2516350C Method for recovering platinum group element |
| 03/01/2012 | CA2808862A1 Method for leaching of copper and molybdenum |
| 02/29/2012 | CN102365378A Apparatus and method for removing impurities in connection with liquid-liquid extraction of copper |
| 02/29/2012 | CN102363840A Method for recovering iron and enriched copper-indium slag from electric furnace zinc metallurgical bottom slag |
| 02/29/2012 | CN101665878B Method of smelting copper |
| 02/23/2012 | US20120042751 Ultrasonic Device with Integrated Gas Delivery System |
| 02/22/2012 | EP2419545A1 Methods and systems for recoverying rhenium from a copper leach |
| 02/22/2012 | CN202149362U 一种带旁通阀组的管道泵回流管布管方式 Pipeline pump return pipe piping with bypass valve in a way |
| 02/22/2012 | CN102358916A Hydrometallurgical extraction method for recycling copper and cobalt from cobalt copper oxide ores |
| 02/21/2012 | US8119085 Heap leaching of sulphide ores |
| 02/16/2012 | US20120036963 Copper anode refining system and method |
| 02/15/2012 | EP2417274A1 Method of refining copper bullion comprising antimony and/or arsenic |
| 02/15/2012 | CN102350429A Method for separation and recovery of metal and nonmetal in waste printed circuit board |
| 02/09/2012 | US20120031235 Metal recovery system |
| 02/08/2012 | CN102345014A Method for preparing elementary copper, copper hydroxide and sodium chloride through dye waste residues |
| 02/08/2012 | CN102345013A Method for producing blister copper by reduction smelting of cuprous oxide converted from cuprous chloride |
| 02/02/2012 | US20120027652 Metathetic copper concentrate enrichment |
| 02/02/2012 | DE19782044B3 Verfahren zum Zugeben und Zuführen von Reaktionsgas und Feststoffen in einen Schmelzofen und ein für diesen Zweck bestimmter mehrfach einstellbarer Brenner A method for adding and supplying the reaction gas and solids into a furnace and for this purpose a particular multiple adjustable burner |
| 02/01/2012 | EP2411549A1 Apparatus and method for removing impurities in connection with liquid-liquid extraction of copper |
| 02/01/2012 | CN202131345U 一种从电路板浸取液中萃取铜的萃取槽 A liquid extraction tank leaching of copper extracted from the circuit board |
| 02/01/2012 | CN102337228A Thermoacidophile and low grade chalcopyrite ore microbe stepwise leaching process |
| 01/25/2012 | EP1194612B1 Electrowinning cell incorporating metal ion filtration apparatus |
| 01/25/2012 | CN1904142B Copper extraction method of etching waste liquid or low copper containing waste liquid |
| 01/25/2012 | CN102329968A Scrap brass smelting auxiliary and preparation method thereof |
| 01/25/2012 | CN102329966A Wet treatment process of refining slag from Kaldo furnace |
| 01/25/2012 | CN101928831B Leaching method of anode material of lithium cobalt oxide waste battery |
| 01/24/2012 | US8101008 Anode refinement method for high-sulfur content coarse copper |
| 01/19/2012 | WO2012008453A1 Rotary kiln and metal recovery method |
| 01/19/2012 | US20120011966 Use of liquid-crystal displays, and processes for the recycling thereof |
| 01/18/2012 | CN202116627U Furnace cover opening and closing device for anode furnace |
| 01/18/2012 | CN102321824A Method for desiliconizing cobalt white alloy |
| 01/18/2012 | CN102321810A Method for preparing high-electric-conductivity pure copper strips for transformer |
| 01/18/2012 | CN102321809A Method for extracting cobalt and copper from cobalt-copper-iron alloy |
| 01/18/2012 | CN102321807A Production and using method of environmentally-friendly noble metal mineral processing reagent |
| 01/18/2012 | CN102321806A Smelting method for processing zinc leaching residue by oxygen-enriched side-blowing furnace |
| 01/12/2012 | US20120006157 Method for melting a solid charge |
| 01/11/2012 | CN202107749U Oxygen-enriched hot air combustion-supporting copper refining reverberatory furnace |
| 01/11/2012 | CN202107748U 转炉 Converter |
| 01/11/2012 | CN202107747U Silver furnace smelting in copper smelting method |
| 01/11/2012 | CN102312108A Method for manufacturing copper element from modified iron element |
| 01/11/2012 | CN102312103A Direct reduction melting method of molten liquid lead contained slag |
| 01/11/2012 | CN102312099A Copper sponge preparation process by reducing copper contained acidic leachate with iron powder |
| 01/11/2012 | CN101429594B Separation and recycle of copper and arsenic from high-copper high-arsenic wastewater with sulphur dioxide reduction-diffusion dialysis method |
| 01/05/2012 | WO2012001501A1 A chloride method for bioleaching |
| 01/05/2012 | WO2012001238A1 Suspension smelting furnace and a concentrate burner |
| 01/05/2012 | WO2012000090A1 Leaching process for copper concentrates containing chalcopyrite |
| 01/05/2012 | US20120000318 High temperature heap bioleaching process |
| 01/05/2012 | CA2804180A1 Leaching process for copper concentrates containing chalcopyrite |
| 01/04/2012 | CN102304621A Process for separating out Sn, Bi, Cu and Zn from Sn-Bi waste material |
| 01/04/2012 | CN102304617A In-situ combined soaking energy-saving benefication system for high-oxidation high-combination oxide and sulfide mixed copper ore |
| 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 | CN202090040U 一种炼铜装置 One kind of copper device |
| 12/28/2011 | CN102296187A 冰铜气流输送工艺 Matte air transportation technology |
| 12/28/2011 | CN102296186A 从氧化铜矿中浸取铜的方法 Leaching of copper from copper oxide ore method |
| 12/28/2011 | CN102296178A 铜铟镓硒的回收方法 Recovery method of copper indium gallium selenide |
| 12/28/2011 | CN102296174A 一种高氧化、高结合氧硫混合铜矿节能型联合选矿工艺 A highly oxidized sulfur mixed copper oxide high binding energy-saving joint beneficiation process |