| Patents for C22B 15 - Obtaining copper (5,364) |
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| 05/11/2011 | CN201823919U Copper mould die-casting equipment |
| 05/11/2011 | CN1938437B Heap bioleaching process |
| 05/11/2011 | CN102051484A Method for recycling available substances on defective cathode piece of lithium battery |
| 05/11/2011 | CN102051479A Biological stirring leaching method of ordinary-temperature acidophilic leaching-ore bacteria and high-arsenic high-grade primary copper sulfide ore |
| 05/11/2011 | CN102051478A Wet process for treating lead copper matte |
| 05/11/2011 | CN102049359A Spray gun and multi-fluid spray gun device provided with same |
| 05/11/2011 | CN101643857B Comprehensive recovery method of complex polymetal sulphide ore containing copper, lead and zinc |
| 05/05/2011 | US20110100163 Atmospheric Acid Leach Process For Laterites |
| 05/04/2011 | CN102043412A Control method for supplying fuel oil and oxygen in smelting system |
| 05/04/2011 | CN102041386A Method of using a suspension smelting furnace, and a suspension smelting furnace |
| 05/04/2011 | CN101102850B 气动浮选柱 Pneumatic flotation column |
| 04/28/2011 | WO2011048265A1 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner |
| 04/28/2011 | WO2011048264A1 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner |
| 04/28/2011 | WO2011048263A1 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner |
| 04/28/2011 | WO2011047477A1 Leaching process for copper concentrates with a carbon catalyst |
| 04/28/2011 | CA2775683A1 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner |
| 04/28/2011 | CA2775015A1 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner |
| 04/28/2011 | CA2775014A1 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner |
| 04/27/2011 | EP2313534A2 A method of treating a sulphide mineral |
| 04/27/2011 | CN201809420U Refining system for cuprocuprite and reclaimed coarse copper |
| 04/27/2011 | CN102031394A Device and method for preparing high-purity copper |
| 04/27/2011 | CN102031383A Wet process for lead-silver residues |
| 04/27/2011 | CN102031382A New copper removal method for converter copper scale |
| 04/27/2011 | CN102031373A Method for recycling nickel and copper from electroplating sludge |
| 04/26/2011 | CA2387633C Chloride assisted hydrometallurgical extraction of metals |
| 04/20/2011 | CN201801564U Molten copper liquid separator |
| 04/20/2011 | CN201801563U Graphite protective sleeve |
| 04/20/2011 | CN102021331A Processing method for comprehensively recovering high manganese asbolite |
| 04/20/2011 | CN102021326A Method for leaching copper-cobalt alloy |
| 04/20/2011 | CN102021325A Method for respectively leaching copper and cobalt from copper and cobalt concentrate |
| 04/20/2011 | CN101812598B Method for simultaneously smelting zinc dipping slag and zinc kiln slag by using blast furnace |
| 04/20/2011 | CN101457294B Method for eliminating interface emulsification during copper biochemical lixivium extraction process |
| 04/13/2011 | CN201793686U Molten copper slag comprehensive utilization system |
| 04/13/2011 | CN102015107A Picolylaminharze |
| 04/13/2011 | CN102011008A Method for preparing high-purity copper oxide superfine powder from waste printed circuit boards |
| 04/13/2011 | CN102011006A Method for performing vacuum separation and purification on coating-containing zinc alloy |
| 04/13/2011 | CN102010996A Method for treating nickel sulfide ore biological heap leaching solution |
| 04/13/2011 | CN102010995A Method for increasing copper recovery rate in zinc hydrometallurgy process |
| 04/13/2011 | CN101643846B Complex copper sulphide ore thermal activating-pressure leaching technology |
| 04/07/2011 | US20110079109 Method Of Operating A Converter And Apparatus For Carrying Out The Method |
| 04/06/2011 | EP2013370B1 Process for recovery of copper from copper-bearing material using pressure leaching, direct electrowinning and solvent/solution extraction |
| 04/06/2011 | CN201785462U Dedicated copper and tin separation device for separating and recovering metallic copper and metallic tin of tinned copper nodules |
| 04/06/2011 | CN201785461U Device for secondary separation of copper slag |
| 04/06/2011 | CN102002598A Method for recovering copper and cobalt from cobalt-containing copper converter slag |
| 04/05/2011 | US7918917 Method of smelting copper |
| 03/30/2011 | EP2302082A1 Method for operating of a converter and apparatus for carrying out the method |
| 03/30/2011 | CN101994013A Copper scum smelting process |
| 03/30/2011 | CN101994003A Process for selectively extracting copper and cobalt from heterogenite |
| 03/23/2011 | EP2298942A1 Method for recovery of copper, indium, gallium, and selenium |
| 03/23/2011 | CN201770752U Refining system adapting to purple mixed copper or electrolytic copper |
| 03/23/2011 | CN201770751U Pyrometallurgical refining system of purple impure copper |
| 03/23/2011 | CN101619399B Method for selectively leaching voluble metal in copper refinery cinder |
| 03/23/2011 | CN101599563B Method for efficiently recovering active materials of positive poles in waste lithium batteries |
| 03/16/2011 | EP2294232A1 Iron precipitation |
| 03/16/2011 | CN201762423U Acid etching air raiser |
| 03/16/2011 | CN101985700A Method for preparing ultrapure copper ingot |
| 03/16/2011 | CN101671777B Multi-metal recovery processing technique of waste liquid generated in germanium producing process |
| 03/16/2011 | CN101603127B Method for depleting copper and nickel smelting slag |
| 03/16/2011 | CN101586193B Leaching method for anode material of waste LiNiO2 battery |
| 03/10/2011 | WO2011027858A1 Copper alloy and method for producing same |
| 03/10/2011 | US20110056331 Leaching process for copper concentrates containing arsenic and antimony compounds |
| 03/09/2011 | EP1651784B1 Method for producing concentrates |
| 03/09/2011 | CN201756579U Copper block molten liquid transition cavity |
| 03/09/2011 | CN101984097A Method for comprehensive recovery of heavy metal from spent solder stripper |
| 03/09/2011 | CN101984095A Method utilizing generation of ferrous sulfate for realizing iron balance in biological metallurgy process |
| 03/09/2011 | CN101984094A Method for controlling oxidation-reduction potential in biological heap leaching process |
| 03/03/2011 | WO2011024164A1 Process for multi metal separation from raw materials and system for use |
| 03/03/2011 | CA2771981A1 Process for multi metal separation from raw materials and system for use |
| 02/23/2011 | CN201751425U Copper feeding car transmission device with frequency converter |
| 02/22/2011 | US7892505 Hydrometallurgical process for the treatment of metal-bearing sulfide mineral concentrates |
| 02/17/2011 | WO2011018550A1 Method for leaching of ore containing copper and cobalt |
| 02/16/2011 | CN101977689A Picolylamine resins |
| 02/16/2011 | CN101974695A Method for recovering copper from acidic waste water containing copper |
| 02/16/2011 | CN101974694A Production method for recovering metal copper from water granulated slag of copper smelting furnaces |
| 02/16/2011 | CN101974689A Method for processing material containing copper |
| 02/16/2011 | CN101974656A Method for preparing iron ingots and coproducing cadmium hydroxide and copper hydroxide from mixed iron slag by using arc process |
| 02/16/2011 | CN101974461A Bioleaching strain breeding method for copper ore agitation leaching |
| 02/16/2011 | CN101701294B Recovery technology of copper in waste slag of fuming furnace |
| 02/16/2011 | CN101619395B Method for recovering metal copper foil from circuit waste chemical copper tank liquor |
| 02/16/2011 | CN101608258B Method for industrially extracting cobalt, copper and iron by taking cobalt-copper alloy as raw material |
| 02/16/2011 | CN101532090B An aluminum separation method for waste air-conditioner heat exchanger |
| 02/15/2011 | US7887603 High purity copper sulfate and method for production thereof |
| 02/10/2011 | US20110033369 High Purity Copper Sulfate and Method for Production Thereof |
| 02/09/2011 | CN201738361U Rail type electric-drive hydraulic feeder of finery |
| 02/09/2011 | CN201737990U Furnace body upper-section brickwork structure for oxygen side-blowing furnace |
| 02/09/2011 | CN101967564A Method for producing cadmium nitrate and copper nitrate in preparation of cast iron ingots by arc process mixed iron slag |
| 02/09/2011 | CN101705368B Process and device for treating decopperized slag by adopting bottom-blowing molten pool to produce wet lead and raw copper |
| 02/09/2011 | CN101386917B Noiseless environment friendly matte granulation technology |
| 02/09/2011 | CN101125719B Method for reclaiming hydrochloric acid and metal copper from printed circuit acidic etching waste liquid |
| 02/03/2011 | US20110023662 High Temperature Leaching Process |
| 02/02/2011 | CN201729860U Feeding equipment of anode refining furnace |
| 02/02/2011 | CN201729859U Copper matte treatment device |
| 02/02/2011 | CN101358810B Blast furnace |
| 02/02/2011 | CN101151382B Modification of copper/iron selectivity in copper solvent extraction systems |
| 02/01/2011 | CA2475833C Procedure to leach copper concentrates, under pressure and at ambient temperature, by forming a colloidal mass in a sulfate - chloride medium |
| 01/26/2011 | CN101956071A Biological metallurgy mineral leaching microorganism combined bacterium fluid for copper ore and method for recycling metallic copper |
| 01/26/2011 | CN101956070A Recovery method of molybdenum concentrates |
| 01/26/2011 | CN101658941B Technology for extracting copper powder from waste materials generated in circuit board manufacturing plants by compound extraction method |
| 01/20/2011 | US20110011210 Process for making glycol ether compositions useful for metal recovery |
| 01/19/2011 | CN201713558U Shaft furnace, copper water bag, and rotary furnace combined fire refining system for red-impure-copper |