| Patents for C22B 15 - Obtaining copper (5,364) |
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| 03/27/2013 | CN102994747A Technology for recovering metallic copper from high-lead copper matte |
| 03/27/2013 | CN102994744A Technology for processing lead copper matte by ferric chloride |
| 03/27/2013 | CN102994741A Closed pelletization system for liquid copper matte |
| 03/27/2013 | CN102994739A Chemical metallurgy comprehensive utilization method for high-iron low-tin copper ores |
| 03/20/2013 | CN102978417A Method for improving oxidation speed of scrap copper fire refining |
| 03/20/2013 | CN102978405A Side-blown continuous smelting process and device for electronic scrap |
| 03/20/2013 | CN102978395A Method for separating and enriching Cu and Co from sulfate diluted solution containing Co |
| 03/20/2013 | CN102978393A Method for comprehensively recovering valuable elements in copper-containing gold ores |
| 03/20/2013 | CN102974793A Method and equipment for continuously producing high-purity single crystal copper |
| 03/20/2013 | CN102974269A Dry type granulating system for sulfonium |
| 03/20/2013 | CN102337228B Thermoacidophile and low grade chalcopyrite ore microbe stepwise leaching process |
| 03/20/2013 | CN102304617B In-situ combined soaking energy-saving benefication system for high-oxidation high-combination oxide and sulfide mixed copper ore |
| 03/20/2013 | CN102296174B Energy-saving combined ore dressing process for high-oxidation and high-bonding oxygen and sulfur mixed copper ore |
| 03/13/2013 | CN202792961U Buried pipe type reaction tower copper water jacket |
| 03/13/2013 | CN202792960U Buried pipe type discharge outlet copper water jacket |
| 03/13/2013 | CN202792959U Buried pipe type furnace door copper water jacket |
| 03/13/2013 | CN202792958U Buried pipe type arc-shaped copper water jacket |
| 03/13/2013 | CN202792911U Vertical copper scrap smelting furnace |
| 03/13/2013 | CN202786437U Etching solution recycling and copper recovering device |
| 03/13/2013 | CN202786377U Top blowing melting equipment |
| 03/13/2013 | CN202786376U Waste and impure copper refining furnace |
| 03/13/2013 | CN202786375U Copper-containing waste residue smelting furnace applicable to oxygen-enriched hot air |
| 03/13/2013 | CN102965520A Method for separating and enriching copper in leachate of acid leaching sulfide mine tailing |
| 03/13/2013 | CN102965499A Method for extracting valuable element in arsenic salt purification slag from zinc hydrometallurgy |
| 03/13/2013 | CN102962468A Preparation method for catalyst of nano-copper particles |
| 03/13/2013 | CN102134653B Separation-smelting combined process for treating difficultly separated copper-containing gold sulfide ores |
| 03/07/2013 | WO2013030450A1 Method for recovering metals from material containing them |
| 03/06/2013 | CN202766602U System for reducing liquid scrap copper by using natural gas |
| 03/06/2013 | CN202766601U Buried pipe type copper water jacket for crude copper discharge hole |
| 03/06/2013 | CN202766590U Device for purifying feed liquid produced by copper hydrometallurgy |
| 03/06/2013 | CN202766347U Device for treating tail water containing cyanogen |
| 03/06/2013 | CN202762405U Copper extracting and mixing feeding system |
| 03/06/2013 | CN102952952A Method for directly restoring and recovering copper iron from smelting copper slag |
| 03/06/2013 | CN102345014B Method for preparing elementary copper, copper hydroxide and sodium chloride through dye waste residues |
| 03/06/2013 | CN102345013B Method for producing blister copper by reduction smelting of cuprous oxide converted from cuprous chloride |
| 03/05/2013 | US8388728 Leaching ores |
| 03/05/2013 | US8388726 Processing copper sulfide ores |
| 02/28/2013 | WO2012150984A3 Compositions and methods of using a ketoxime in a metal solvent extraction reagent |
| 02/27/2013 | CN202757437U Metallic copper smelting device capable of removing oxygen |
| 02/27/2013 | CN202755038U Miscellaneous copper scrap continuous casting and continuous rolling copper rod production equipment |
| 02/27/2013 | CN102943177A Method for recovering cooper and silicon powder from organosilicon waste residue |
| 02/27/2013 | CN102140581B Process method for producing copper sulfate by using copper scale at normal temperature and normal pressure |
| 02/26/2013 | US8382879 Copper smelting method |
| 02/20/2013 | CN102939397A Hydrometallurgical process and method for recovering metals |
| 02/20/2013 | CN102936663A Smelting process for copper |
| 02/20/2013 | CN102936659A Closed-circuit process technique for recovering multiple metals from copper and lead electrolysis anode mud |
| 02/14/2013 | WO2013021438A1 Method for leaching out copper |
| 02/13/2013 | CN202730206U Filter for copper smelting |
| 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 | CN102925705A Method for recovering valuable metals from furnace blocks of silver-refining furnaces |
| 02/13/2013 | CN102925704A Method and equipment for producing copper oxide and ammonia water by using alkaline copper etching liquid waste |
| 02/13/2013 | CN102925703A Method for recycling valuable metals from lead anode slime |
| 02/13/2013 | CN102925702A Process for recovering copper and zinc and tin and lead by utilizing side blown converter at the bottom |
| 02/13/2013 | CN102925697A Production technology for recovering copper oxide from waste lithium battery |
| 02/13/2013 | CN102925669A Comprehensive recovery method for reelected tailings of stannic oxide ore |
| 02/13/2013 | CN102921227A Waste acid treatment device and waste acid treatment method |
| 02/13/2013 | CN102443696B Method for selectively dissolving Cu-Co alloy through catalytic oxidation process |
| 02/13/2013 | CN101974695B Method for recovering copper from acidic waste water containing copper |
| 02/06/2013 | CN202717827U Cast-copper water jacket of flash converting furnace |
| 02/06/2013 | CN102912154A Melting process for increasing conductivity of red copper |
| 02/06/2013 | CN102912143A Method for comprehensively treating indium-containing lead anode slime through whole wet process |
| 02/06/2013 | CN102912135A Method for treating molybdenum removal slag |
| 02/06/2013 | CN102912133A Method for classifying and purifying heavy metals in electroplating sludge |
| 02/05/2013 | US8366991 Apparatus for recovering platinum group elements |
| 02/05/2013 | CA2701505C A method and apparatus for increasing the capacity of a waste heat boiler in a metallurgic smelting furnace |
| 02/05/2013 | CA2454812C Method for improving metals recovery using high temperature pressure leaching |
| 01/31/2013 | WO2013013350A1 Spin-suspension-entrainment metallurgical process and reactor thereof |
| 01/30/2013 | CN202705432U Scrap copper refining combined furnace |
| 01/30/2013 | CN202705428U Device for recycling copper from copper contained ferric trichloride waste liquids |
| 01/30/2013 | CN102901344A Horizontal type immersion top blowing furnace used for smelting low-grade scrap copper |
| 01/30/2013 | CN102899493A Method for recovering valuable metals from chlorine leaching displacement tailing solution in production of precious metals |
| 01/30/2013 | CN102108447B Technology for removing iron and arsenic from leaching solution of purification slag generated in zinc hydrometallurgy |
| 01/29/2013 | US8362304 Process for making glycol ether compositions useful for metal recovery |
| 01/29/2013 | US8361192 Methods and systems for recovering rhenium from a copper leach |
| 01/23/2013 | CN202688400U Device for adjusting heights of two phases in large-sized extracting and clearing groove |
| 01/23/2013 | CN102893113A Rotary kiln and metal recovery method |
| 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 | CN102888518A Production method of thin-wall oxygen-free copper capillaries |
| 01/23/2013 | CN102888513A Method of fully separating copper, manganese, zinc, cobalt and calcium chloride solution |
| 01/22/2013 | US8357719 Muscle relaxant using negatively charged gold nanoparticles with choline |
| 01/22/2013 | US8357227 Method for the purification of copper chloride solution |
| 01/16/2013 | CN102876902A Method for composite smelting of copper concentrate flash-molten bath and outokumpu flash furnace |
| 01/09/2013 | CN202658206U Large system copper extraction tank |
| 01/09/2013 | CN202658205U Copper extraction loaded organic phase iron washing system |
| 01/09/2013 | CN102864313A Smelting method of natural copper mine |
| 01/09/2013 | CN102864312A Method for recovering silver and copper from electrolytic zinc waste residues |
| 01/09/2013 | CN102864310A Method for producing anaerobic polished copper bars by waste red copper wires |
| 01/09/2013 | CN102864306A Method for increasing extraction efficiency of copper in water solution |
| 01/09/2013 | CN102864305A Separation and purification technology of cobalt-copper alloy lixivium |
| 01/03/2013 | US20130004389 Method for separating arsenic mineral from copper-bearing material with high arsenic grade |
| 01/02/2013 | EP2540846A2 Process for precious metal recovery from a sulphide ore or concentrate or other feed material |
| 01/02/2013 | CN202643809U Slag removal degassing device for refining copper |
| 01/02/2013 | CN202643808U Copper smelting furnace |
| 01/02/2013 | CN102851518A Fubang oxygen-enriched side-blown bath copper smelting furnace and operation method thereof |
| 01/02/2013 | CN102851514A Treatment method of coarse tin decoppered slag |
| 01/02/2013 | CN102851513A Method for recovering valuable metals from nickel-copper molten slag through selective reduction |
| 01/02/2013 | CN102851511A Method for reducing contents of zinc and copper in smelting ash acid leaching residues |
| 01/02/2013 | CN102851499A Membrane method concentrating treatment process for copper separating liquid and copper electrolytic barren solution and equipment |