| Patents for C22B 15 - Obtaining copper (5,364) |
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| 12/27/2013 | WO2013192386A1 Production of copper via looping oxidation process |
| 12/26/2013 | US20130340568 Production of copper via looping oxidation process |
| 12/25/2013 | CN203360537U Copper slag ladle with reduction function |
| 12/25/2013 | CN203360536U Double-furnace multi-gun top-blown continuous converting furnace |
| 12/25/2013 | CN103471406A Method for recycling waste heat and dust of metallic copper smelting flue gas |
| 12/25/2013 | CN103468971A Bottom blowing or side blowing metallurgical furnace for treating scrap copper |
| 12/25/2013 | CN103468963A Method for crystal separation of zinc and cadmium from zinciferous waste residues |
| 12/25/2013 | CN103468956A Method for recycling multiple elements in acid mud generated in acid making through gold smelting |
| 12/25/2013 | CN103468955A New scrap copper smelting technology |
| 12/25/2013 | CN103468954A Method for recycling valuable metals by smelting zinc kiln slag, leaching slag and lead slag |
| 12/25/2013 | CN103468932A Method for removing antimony from high-antimony copper concentrate |
| 12/25/2013 | CN103464709A Large-diameter high-purity oxygen-free copper cast blank horizontal continuous casting process and connected furnace |
| 12/25/2013 | CN102605191B Method for directly producing row copper by copper concentrate |
| 12/24/2013 | US8613791 Extraction process for metals like gold and platinum including fine grinding, pulping and oxygenating |
| 12/19/2013 | WO2013186440A1 Method and arrangement for refining copper concentrate |
| 12/19/2013 | US20130336857 Sustainable process for reclaiming precious metals and base metals from e-waste |
| 12/19/2013 | US20130333524 Method for leaching copper oxide, replacing sulfuric acid with a non-polluting organic leaching agent |
| 12/18/2013 | CN103451448A Ingredients for fire refining of scrap copper and smelting method |
| 12/18/2013 | CN103451447A Method for recovering copper and cobalt from high-iron waste water treatment and residue |
| 12/18/2013 | CN103451439A Treatment method of residues of zinc sulfate solution after being purified |
| 12/18/2013 | CN103451438A Method for extracting and recovering copper and selenium from copper anode sludge by microwave treatment |
| 12/18/2013 | CN103451430A Oxygen-enriched smelting furnace for treating low-grade multi-metal material |
| 12/11/2013 | CN203333730U Copper-cobalt alloy leaching device |
| 12/11/2013 | CN103438718A Inlet pouring nozzle for heat-preservation furnace |
| 12/11/2013 | CN103436713A Copper plate smelting device |
| 12/11/2013 | CN103436712A Method for increasing leaching rate of copper in difficult-to-treat mineral |
| 12/11/2013 | CN103436708A Method for comprehensively recovering cobalt, copper and iron in cobalt-copper alloy |
| 12/11/2013 | CN103436705A Method used for processing copper dross by oxygen-enriched top-blown furnace |
| 12/11/2013 | CN103436701A Method for recovering metals from waste CPUs (central processing units) |
| 12/11/2013 | CN103013847B Ammonia-producing mineral leaching bacterium as well as culture method and application of ammonia-producing mineral leaching bacterium |
| 12/04/2013 | CN203320088U 连续还原熔炼炉 Continuous smelting reduction furnace |
| 12/04/2013 | CN203320087U Overhaul construction device |
| 12/04/2013 | CN203320086U High-leaded black copper converting furnace |
| 12/04/2013 | CN203320085U Device for smelting diaphragm and frozen crust in settling electric furnace by method of processing copper fire through pulverized coal |
| 12/04/2013 | CN103421958A Method for processing zinc leaching cinder through adopting oxygen enrichment and smelting for bottom blown furnace |
| 12/04/2013 | CN103421955A Zinc leaching slag treatment method |
| 12/04/2013 | CN102747236B Method for treating coking of ascending flue of Ausmelt furnace |
| 12/04/2013 | CN102719676B Method for rapidly reducing copper slags to produce iron-copper alloys in kiln in reducing atmosphere |
| 12/04/2013 | CN102703693B Method for enriching and recovering metal nickel, copper and cobalt from tailings of copper and nickel mines |
| 12/04/2013 | CN102534222B Method for recovering acrylonitrile butadiene styrene (ABS) plastic galvanized parts |
| 12/04/2013 | CN102365378B Apparatus and method for removing impurities in connection with liquid-liquid extraction of copper |
| 12/04/2013 | CN102251253B Method for extracting and separating nickel, iron and copper from electrolyte |
| 12/04/2013 | CN102212705B Combined furnace system for fire refining of red copper scrap |
| 12/03/2013 | US8596333 Method of making copper wire rod with low semi-softening temperature, method of making copper wire and copper wire |
| 11/28/2013 | WO2013176111A1 Processing method and apparatus for copper chloride-containing acidic waste liquids |
| 11/28/2013 | WO2013176110A1 Method and apparatus for recovering copper oxide from copper-containing acidic waste liquids |
| 11/27/2013 | CN103415633A Copper or copper alloy reduced in a-ray emission, and bonding wire obtained from copper or copper alloy as raw material |
| 11/27/2013 | CN103409631A Method for recovering precious metals from waste mobile phones |
| 11/27/2013 | CN103409622A Method for individually processing high-iron zinc sulfide concentrate |
| 11/27/2013 | CN103409621A Combined leaching method for high-iron zinc sulfide concentrate and high-iron zinc calcine leaching slag |
| 11/27/2013 | CN103409575A Reducing agent for slag cleaning furnace top-blown immersion blowing reduction |
| 11/27/2013 | CN102965499B Method for extracting valuable element in arsenic salt purification slag from zinc hydrometallurgy |
| 11/27/2013 | CN102747229B Method for separating and recycling valuable metals in powder rich in multiple metals of waste circuit board |
| 11/26/2013 | CA2498949C Heap leach process |
| 11/20/2013 | CN203295461U Biomass gasification copper smelting system |
| 11/20/2013 | CN103397200A Method for removing lead, zinc, arsenic, antimony, bismuth and tin from copper matte |
| 11/20/2013 | CN103397199A Pretreatment method for smelting waste circuit board polymetallic powder |
| 11/20/2013 | CN103397198A Oxygen-rich reduction furnace for processing low-grade multi-metal material |
| 11/20/2013 | CN103397195A Recovery device and recovery method of metallic copper of waste printed circuit board |
| 11/20/2013 | CN103397191A Method for comprehensively efficiently processing lead anode slime by using top-blown converter |
| 11/20/2013 | CN103397190A Method for producing high-purity gold and copper sulphate from gold-bearing copper sludge |
| 11/20/2013 | CN103397189A Method for recovering silver or other metals from silver-containing wastes |
| 11/20/2013 | CN103397186A Regenerating method and process for recycling rare precious metals from electronic wastes |
| 11/20/2013 | CN103397180A Method for recovering tellurium, bismuth, antimony, and copper from complex material |
| 11/20/2013 | CN102517451B Method for recovering tellurium copper from tellurium slag |
| 11/14/2013 | WO2013167810A1 Method and arrangement for removing outgrowth in a suspension smelting furnace |
| 11/14/2013 | US20130302225 Compositions And Methods Of Using A Ketoxime In A Metal Solvent Extraction Reagent |
| 11/13/2013 | CN203284443U Device for separating copper from waste acidic etching liquid by extraction |
| 11/13/2013 | CN103392016A Method for leaching copper oxide, replacing sulfuric acid with a non-polluting organic leaching agent |
| 11/13/2013 | CN103388082A Production method of crude copper and production device for production of crude copper |
| 11/13/2013 | CN103388074A Method for treating spent tin stripping solution of waste circuit board |
| 11/13/2013 | CN102650001B Scrap copper aluminum-removal complexing agent and method for producing same |
| 11/07/2013 | WO2013163712A1 Sulfide ore leaching process |
| 11/07/2013 | US20130291686 Sulfide ore leaching process |
| 11/06/2013 | CN203274508U Copper melting furnace copper cutting charging vehicle |
| 11/06/2013 | CN203265578U Equipment for continuously preparing high-purity single crystal copper |
| 11/06/2013 | CN103382529A Reclaimed copper smelting process and device |
| 11/06/2013 | CN103382528A Two-step copper smelting process and equipment |
| 11/06/2013 | CN103382520A Manufacturing method of copper rods and copper plate preheating furnace thereof |
| 11/06/2013 | CN102634675B Method for treating copper-molybdenum mixed ores |
| 11/06/2013 | CN102634664B Treatment method of copper clad aluminum lead wire wastes |
| 11/06/2013 | CN102618730B Process for separating materials containing indium, lead, silver, copper and bismuth |
| 11/06/2013 | CN102321810B Method for preparing high-electric-conductivity pure copper strips for transformer |
| 10/30/2013 | CN203256350U Device for purifying copper ions in zinc electrolyte by using sulfur dioxide and for producing byproduct cuprous oxide |
| 10/30/2013 | CN103380218A Valuable metal recovery method |
| 10/30/2013 | CN103374659A Method for extracting and recovering precious metal and rare metal from wastes |
| 10/30/2013 | CN102776376B Method for recovering valuable metal from waste residue containing lead and zinc through wet-fire combination process |
| 10/30/2013 | CN102690946B Method for comprehensively extracting valuable metals from tellurium-containing polymetallic materials |
| 10/29/2013 | DE202013104702U1 Vorrichtung zur Metallgewinnung, insbesondere zur Kupfergewinnung An apparatus for metal recovery, in particular for copper recovery |
| 10/24/2013 | US20130276586 Methods and systems for recovering rhenium from a copper leach |
| 10/23/2013 | CN102534228B Method for comprehensively recovering valuable elements from high-arsenic-containing copper smelting soot |
| 10/23/2013 | CN102465202B Cobalt copper sulfide ore processing method |
| 10/17/2013 | US20130269481 Method for producing blister copper directly from copper concentrate |
| 10/16/2013 | EP2650392A1 Method for leaching copper oxide, replacing sulfuric acid with a non-polluting organic leaching agent |
| 10/16/2013 | DE202013104490U1 Vorrichtung zur Metallgewinnung, insbesondere zur Kupfergewinnung An apparatus for metal recovery, in particular for copper recovery |
| 10/16/2013 | CN103352125A Method for high-efficiently enriching gold and platinum metal from complex low-grade chlorine soaked slag |
| 10/16/2013 | CN102690958B Nickel-cobalt smelting furnace and nickel-cobalt smelting process |
| 10/16/2013 | CN102600984B Processing method of copper oxide ore containing calcium magnesium gangue |
| 10/09/2013 | EP2646175A1 Method for separating and recovering concentrated copper and other metal from processed recycled materials |
| 10/09/2013 | CN103343231A Method for recovering useful metal from waste computer |