| Patents for C22B 15 - Obtaining copper (5,364) |
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| 08/01/2012 | CN102625857A Copper alloy and method for producing same |
| 08/01/2012 | CN102618731A Fire arsenic removal method |
| 08/01/2012 | CN102618730A Process for separating materials containing indium, lead, silver, copper and bismuth |
| 08/01/2012 | CN102618725A Method for extracting amphoteric heavy metal by adopting incineration fly ash as low-grade heavy metal |
| 08/01/2012 | CN102618722A Clean recovery and production method for waste copper and copper-containing waste |
| 07/26/2012 | WO2012098783A1 Method for leaching copper from copper sulfide ore |
| 07/25/2012 | CN202350496U Rotary heat preserving furnace and furnace refining system using same |
| 07/25/2012 | CN1713943B Production of pure molybdenum oxide from low grade molybdenite concentrates |
| 07/25/2012 | CN102605201A Covering agent for copper and copper alloy smelting |
| 07/25/2012 | CN102605193A Refining agent for copper and copper alloy smelting |
| 07/25/2012 | CN102605192A Preparation method for oxygen-free copper tube for magnetron |
| 07/25/2012 | CN102605191A Method for directly producing row copper by copper concentrate |
| 07/25/2012 | CN102603514A Process for preparing sodium gluconate from crop straws |
| 07/25/2012 | CN102603102A Processing method of browning liquid |
| 07/25/2012 | CN102600984A Processing method of copper oxide ore containing calcium magnesium gangue |
| 07/25/2012 | CN102031383B Wet process for lead-silver residues |
| 07/25/2012 | CN101921914B Iron removal process for copper cobalt ore leach liquor |
| 07/25/2012 | CN101768669B Method for processing cobalt-copper alloy at room temperature |
| 07/25/2012 | CN101736161B Method for comprehensively recovering tin smelting secondary raw materials by melting in DC furnace |
| 07/25/2012 | CN101586186B Method for leaching chalcopyrite and corresponding leaching agent |
| 07/18/2012 | EP2476765A1 Copper alloy and method for producing same |
| 07/18/2012 | CN102586620A Refining grate for smelting miscellaneous copper and smelting method thereof |
| 07/18/2012 | CN102586619A Slag copper comprehensive settling and separating furnace |
| 07/18/2012 | CN102586618A Process of smelting iron pyrite |
| 07/18/2012 | CN102586604A Technology for wet-processing anode mud containing arsenic and lead |
| 07/18/2012 | CN102584290A Filling material for furnace bottom of copper refining furnace and filling method thereof |
| 07/17/2012 | CA2480279C Method for the purification of copper chloride solution |
| 07/11/2012 | CN202322957U 废杂铜连铸连轧生产低氧光亮铜管的装置 Scrap copper shiny brass casting and rolling production hypoxic devices |
| 07/11/2012 | CN102575315A Process for multi metal separation from raw materials and system for use |
| 07/11/2012 | CN102569941A Method for recycling negative electrode material of lithium ion battery by wet method |
| 07/11/2012 | CN102564131A Device and method for continuous smelting of high-purity high-conductivity copper |
| 07/11/2012 | CN102560146A Scrap copper refining furnace |
| 07/11/2012 | CN102560145A Process for purifying miscellaneous copper |
| 07/11/2012 | CN102560144A Double rotational flow premix type metallurgical nozzle |
| 07/11/2012 | CN102560143A Flash smelting method and system for copper |
| 07/11/2012 | CN102560125A Method for comprehensively utilizing high-chlorine replacement solution containing tellurium, platinum and palladium |
| 07/11/2012 | CN102560111A Biological sectional dump leaching process for low-grade multi-metal sulfide ore |
| 07/11/2012 | CN102560109A Method for extracting copper, nickel and cobalt intermediate products from copper and cobalt ore at low cost |
| 07/11/2012 | CN102557299A Recovery method of copper-nickel heavy metals in electroplated mixed-flow waste water |
| 07/11/2012 | CN102061396B Method and device for smelting recycled copper in reverberator |
| 07/10/2012 | CA2554721C Heap bioleaching process |
| 07/04/2012 | EP2470680A1 Process for multi metal separation from raw materials and system for use |
| 07/04/2012 | CN202297743U 一种海绵铜的制取装置 One kind of copper sponge preparation device |
| 07/04/2012 | CN202297737U 铜米干湿回收设备 Copper meters of wet and dry recovery equipment |
| 07/04/2012 | CN102534235A Method for recovering valued metals from cobalt-nickel residue obtained through antimony trioxide purification in zinc hydrometallurgy |
| 07/04/2012 | CN102534228A Method for comprehensively recovering valuable elements from high-arsenic-containing copper smelting soot |
| 07/04/2012 | CN102534222A Method for recovering acrylonitrile butadiene styrene (ABS) plastic galvanized parts |
| 07/04/2012 | CN102534221A Technology for recycling scrap copper in high-temperature vacuum nitrogen-charging cycle smelting manner |
| 07/04/2012 | CN102140579B Low-temperature immersed melting process method for secondary aluminum |
| 07/04/2012 | CN102061389B Method for recycling arsenium and enriching heavy metals in arsenium-containing metallurgical sludge |
| 07/04/2012 | CN102021325B Method for respectively leaching copper and cobalt from copper and cobalt concentrate |
| 07/04/2012 | CN101778957B Method for ore enrichment by means of hydrophobic, solid surfaces |
| 07/04/2012 | CN101723713B Overall treatment method of steel works sintering dust |
| 07/04/2012 | CN101392327B Method for leaching copper in waste printed circuit board by microbiology |
| 07/03/2012 | CA2518047C Method for controlling oxygen when separating minerals from a slurry |
| 07/03/2012 | CA2499507C Method for removal of silver from a copper chloride solution |
| 06/27/2012 | CN102517451A Method for recovering tellurium copper from tellurium slag |
| 06/27/2012 | CN102517449A Comprehensive recycling technique of valuable elements in smelting soot |
| 06/27/2012 | CN101921917B Method for reclaiming valuable metals from waste lithium batteries |
| 06/27/2012 | CN101845555B Method for producing white matte by mixed smelting of scrap copper and copper concentrate |
| 06/27/2012 | CN101792864B Hyperbaric oxygen acid leaching process for cogenerating calcium sulfate whiskers from copper-sulphide ores |
| 06/26/2012 | CA2638395C Method of obtaining copper from ore |
| 06/21/2012 | WO2012081953A1 Means for the leaching of copper from refractory minerals |
| 06/21/2012 | WO2012079283A1 Mineral-dressing agent for noble metal, preparation method and application thereof |
| 06/20/2012 | CN102505077A Method for recovering valuable elements from cyanide tailings |
| 06/20/2012 | CN102505073A Solid reducing agent for preparing electrolytic anode copper plate |
| 06/20/2012 | CN101907402B Blow pipe for copper smelting furnace and manufacturing method thereof |
| 06/20/2012 | CN101880774B Process for removing copper slag and producing crude lead and lead copper matte by adopting melting treatment in bottom-blowing melting bath and device thereof |
| 06/14/2012 | WO2012078274A2 Nanowire preparation methods, compositions, and articles |
| 06/14/2012 | WO2012075596A1 Method for leaching copper oxide, replacing sulfuric acid with a non-polluting organic leaching agent |
| 06/14/2012 | US20120148438 Nanowire preparation methods, compositions, and articles |
| 06/14/2012 | CA2819585A1 Method for leaching copper oxide, replacing sulphuric acid with a non-polluting organic leaching agent |
| 06/13/2012 | CN102492858A Method for separating enriched nickel and cobalt from battery waste leaching solution |
| 06/07/2012 | US20120137831 Method and apparatus for leaching metal from mining ore |
| 06/06/2012 | CN101831553B Method for green recovery of waste circuit boards by cyanide-free full-wet whole set process |
| 06/06/2012 | CN101831542B Method for extracting metallic elements of ferrum, magnesium and calcium from molybdenum milltailings |
| 05/31/2012 | WO2012024744A3 Method for leaching of copper and molybdenum |
| 05/30/2012 | CN202246786U In-situ joint soaking energy-saving type ore dressing device for high oxidation and high bonding oxygen-sulfur mixed copper ore |
| 05/30/2012 | CN1688721B Metallurgical vessel |
| 05/30/2012 | CN102154553B Method for removing iron and aluminum by autoxidation of iron-based waste material containing high-value elements |
| 05/30/2012 | CN101831559B Flotation and metallurgy method of high-bonding-ratio carbonate gangue-type oxygen-sulfur mixed copper ore |
| 05/30/2012 | CN101506395B Chloride tank leaching |
| 05/29/2012 | CA2693271C Precious metal recovery using thiocyanate lixiviant |
| 05/24/2012 | WO2012065406A1 Method for balancing iron by producing iron vitriol in bio-metallurgy process |
| 05/24/2012 | US20120125659 Copper conductor film and manufacturing method thereof, conductive substrate and manufacturing method thereof, copper conductor wiring and manufacturing method thereof, and treatment solution |
| 05/23/2012 | CN202226899U Device for reducing and diluting copper converting slag |
| 05/23/2012 | CN102465202A Cobalt copper sulfide ore processing method |
| 05/23/2012 | CN102031382B New copper removal method for converter copper scale |
| 05/23/2012 | CN101921915B Method and device for recycling substrates by thermally cracking wasted printed circuit boards |
| 05/16/2012 | EP2174912B1 Method of removing arsenic from smelting residues comprising copper-arsenic compounds |
| 05/16/2012 | CN102453808A Method for recovering copper from copper-containing gold-loaded carbon |
| 05/16/2012 | CN102453807A Technology for processing black copper slag and producing electrodeposited copper through cyclone electrolysis technology |
| 05/16/2012 | CN102453802A Method for recovering copper from cyanide pregnant solution containing copper |
| 05/15/2012 | CA2526645C Method and equipment for purifying an extraction solution from aqueous entrainment and impurities |
| 05/09/2012 | EP2450991A1 Plant and process for the treatment of exhausted accumulators and batteries |
| 05/09/2012 | EP2449139A1 Method for leaching chalcopyrite concentrate |
| 05/09/2012 | CN202214406U Device for ammonia water residue washing of cobalt, nickel and copper hydrometallurgy gangue |
| 05/09/2012 | CN102443704A Method for comprehensive recovery of valuable metal from high-grade copper slag |
| 05/09/2012 | CN102443696A Method for selectively dissolving Cu-Co alloy through catalytic oxidation process |
| 05/09/2012 | CN101857917B Method of classified leaching of oxidized ore with abundant mud |