| Patents for C22B 7 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof (11,341) |
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| 11/16/2011 | CN102244309A Method for recovering lithium from lithium power battery of electric automobile |
| 11/16/2011 | CN102242278A Method for manufacturing zinc and aluminum iron silicon type deoxidizer in vacuum by utilizing hot-dipping aluminum slag |
| 11/16/2011 | CN102242276A Process for extracting noble metal palladium from industrial solid wastes |
| 11/16/2011 | CN102242274A Method for producing vanadium pentoxide by roasting vanadium slag |
| 11/16/2011 | CN102242273A Receiver of residual metals in smelting tailing |
| 11/16/2011 | CN102242272A Machine for collecting and extracting discrete metals from smelting tailings |
| 11/16/2011 | CN102242271A Method for preparing bismuth oxide from bismuth-containing solution with high concentration of copper |
| 11/16/2011 | CN102242270A Method for recovering rare earth from catalyst waste residues |
| 11/16/2011 | CN102242269A Method for selectively recovering lead from pregnant solution containing cyanides and heavy metals |
| 11/16/2011 | CN102242268A Process for treating black copper slag through electrolytic method |
| 11/16/2011 | CN102242267A Method for recycling valuable metal in manganese-rich slag |
| 11/16/2011 | CN102242266A Process for recovering cobalt, copper, zinc and manganese in manganese chloride residual liquid |
| 11/16/2011 | CN102242265A Technology for extracting precious metal platinum from industrial solid waste materials |
| 11/16/2011 | CN102240665A Method for ecologically managing super-standard lead of tea garden soil |
| 11/16/2011 | CN101824546B Method for recovering silver from lead-separating liquid of silver-separating residue of copper anode slime |
| 11/16/2011 | CN101658940B Method for recycling and regenerating hard alloy |
| 11/15/2011 | US8057736 Hearth structure of rotary furnace hearth |
| 11/15/2011 | US8056729 System and method for treating shredder residues and utilizing a produced fiber fraction |
| 11/15/2011 | CA2730558C Separation process for platinum group elements |
| 11/15/2011 | CA2534623C Electric reducing furnace |
| 11/10/2011 | WO2011139694A1 Hydromethanation of a carbonaceous feedstock with vanadium recovery |
| 11/10/2011 | WO2011139603A2 Method for reclaiming lead |
| 11/10/2011 | CA2791942A1 Hydromethanation of a carbonaceous feedstock with vanadium recovery |
| 11/09/2011 | EP2385146A1 Vertical microwave smelting furnace |
| 11/09/2011 | EP1618219B1 Recovery of metal values from cermet |
| 11/09/2011 | CN202030810U Hot aluminum ash cooling and stirring treatment environmental protector |
| 11/09/2011 | CN202030809U Special equipment for cleaning slag of ferrovanadium smelting |
| 11/09/2011 | CN202030808U Device for directly leaching electrolytic zinc anode-mud manganese dioxide |
| 11/09/2011 | CN202030807U Environmentally-friendly treatment and high-efficiency resource recycle device for disused silver lenses |
| 11/09/2011 | CN202030806U E-waste nonferrous metal continuous vacuum separation and purification system |
| 11/09/2011 | CN202030805U Plasma arc melting device for recycling platinum family metal elements |
| 11/09/2011 | CN202030804U Device for recovering metal-rubber composite products |
| 11/09/2011 | CN102234724A Recovery machine for abandoned metals in smelted tailing |
| 11/09/2011 | CN102234723A Machine for gathering discrete metal from smelting slags |
| 11/03/2011 | WO2011137268A1 Method for recovering tellurium from module comprising cadmium telluride |
| 11/03/2011 | WO2011136685A1 Melting furnace |
| 11/03/2011 | WO2011135991A1 Valuable metal recovery method |
| 11/03/2011 | WO2011135184A1 Method for recovering valuable metals |
| 11/03/2011 | CA2795397A1 Method for recovering valuable metals |
| 11/02/2011 | EP2382332A1 Hydrometallurgical method for the reuse of secondary zinc oxides rich in fluoride and chloride |
| 11/02/2011 | EP2382072A2 Method for processing a textile fraction generated when processing used tires, and system for performing the method |
| 11/02/2011 | CN102230088A Method for extracting manganese from manganese-enriched slag |
| 11/02/2011 | CN102230087A Method for recovering copper from lead smelting furnace slag |
| 11/02/2011 | CN102230086A Process for simultaneously leaching cobalt and nickel from vulcanized slag |
| 11/02/2011 | CN102230085A Method for oxygen-enriched side-blowing direct reduction smelting of anode mud |
| 11/02/2011 | CN101906542B Method for recovering germanium from flyash by wet process |
| 11/02/2011 | CN101648759B Recycling processing method for wastewater produced by processing stainless steel |
| 11/02/2011 | CN101648757B Recycling processing method for stainless steel processing process wastewater grading precipitation |
| 11/02/2011 | CN101428278B Method for separating zinc-containing substance of blast furnace dry method dust separation ash |
| 11/01/2011 | US8048194 System and process for recovery of cadmium telluride (CdTe) from system components used in the manufacture of photovoltaic (PV) modules |
| 11/01/2011 | CA2513814C An improved smelting process for the production of iron |
| 10/27/2011 | WO2011132740A1 System and method for recycling rare metals |
| 10/27/2011 | WO2011132729A1 Method for producing crystalline iron arsenate starting material liquid from smoke and ash |
| 10/27/2011 | WO2011132628A1 Method for melting aluminum powder and melting apparatus |
| 10/27/2011 | WO2011107802A3 Recovery method of catalytic metals from oil refinery residues |
| 10/26/2011 | EP2199417B1 Method for producing briquettes with carbonaceous material incorporated therein by use of oil-containing iron and steelmaking plant dusts |
| 10/26/2011 | CN101617067B Method of recovering valuable metal from scrap containing conductive oxide |
| 10/25/2011 | US8043408 Direct smelting of zinc bearing compounds to produce metallic zinc |
| 10/20/2011 | WO2011130622A1 Method for recycling of obsolete printed circuit boards |
| 10/20/2011 | WO2011127671A1 Method for extracting aluminium hydroxide and alumina from byproduct obtained during refining metal magnesium with aluminium or aluminium alloy as reducer |
| 10/20/2011 | CA2793656A1 Process for the hydroconversion of petroleum feedstocks via slurry technology allowing the recovery of metals from the catalyst and feedstock using a leaching step |
| 10/19/2011 | EP2376665A1 Recovery of cobalt and pgm metals from cobalt alloys containing precious metals by selective dissolution |
| 10/19/2011 | CN202010769U Safe and environmental friendly regenerated lead melt discharging apparatus |
| 10/19/2011 | CN102223966A Agitation device, melting apparatus and melting method |
| 10/19/2011 | CN102220602A Method for extracting copper from waste liquid generated during copper foil production |
| 10/19/2011 | CN102220499A Roasting-leaching method of fine vanadium slags |
| 10/19/2011 | CN102220498A Method for preparing fine vanadium slag |
| 10/19/2011 | CN102220497A Equipment for preparing fine vanadium slag |
| 10/19/2011 | CN102220496A Method for recovering antimony pentoxide from waste antimony pentachloride serving as fluorination catalyst |
| 10/19/2011 | CN102220480A Method for removing fluorine and chlorine from zinc oxide smoke dust by microwave roasting |
| 10/19/2011 | CN102218439A Method for pyrolysis separation of valuable components from substrates of waste printed circuit boards |
| 10/19/2011 | CN102218437A Recovery method for waste circuit board |
| 10/19/2011 | CN101528953B Method for removing lead from cement kiln |
| 10/19/2011 | CN101476041B Method for separating and recycling copper, nickel and regenerative plastic from waste electroplating plastic |
| 10/19/2011 | CN101054630B Integrated treatment method for the three wastes generated form method of extracting vanadium pentoxide from stone-like coal navajoite |
| 10/18/2011 | US8038764 Rhenium recovery from superalloys and associated methods |
| 10/13/2011 | WO2011125510A1 Method for recovering tantalum |
| 10/12/2011 | CN102216476A Method for recovering metals contained in electronic waste |
| 10/12/2011 | CN102212702A Device and method for recovering electroplating colloidal palladium |
| 10/12/2011 | CN102212701A Method for recovering metallic copper and zinc from copper smelting ash |
| 10/12/2011 | CN102212700A Method for producing high-purity anhydrous zinc chloride |
| 10/12/2011 | CN102212699A Method for recovering noble metal |
| 10/12/2011 | CN102212698A Method for recovering nickel sulfate through comprehensive treatment of nickel-containing waste |
| 10/12/2011 | CN102212697A Tungsten slag treatment method |
| 10/12/2011 | CN102212696A Process for recovery of precious metals |
| 10/12/2011 | CN102212695A Method for utilizing straw to refine meal and realize poly-generation |
| 10/12/2011 | CN102212694A Method for extracting valuable metal from waste hydrogenation catalyst |
| 10/12/2011 | CN102212693A Process for preparing silver nitrate and aluminum nitrate nonahydrate from waste silver catalyst of ethylene oxidation method |
| 10/12/2011 | CN102212687A Application of 2-hydroxy-5-nonylacetophenone oxime (HNAO) in novel efficient extractant |
| 10/12/2011 | CN101643852B Heap-leaching method for separating copper and tin from tin-plated copper wires |
| 10/11/2011 | US8034158 Method of manufacturing Fe and Ni containing material, ferronickel mass using the Fe and Ni containing material and method for manufacturing the ferronickel mass |
| 10/11/2011 | US8034150 Process and system for material reclamation and recycling |
| 10/06/2011 | WO2011122995A1 Method for processing aluminium production wastes |
| 10/06/2011 | WO2011121367A1 Improvements in and relating to dross handling methods and apparatus |
| 10/06/2011 | WO2010058188A9 Plasma method and apparatus for recovery of precious metals |
| 10/05/2011 | EP2370606A1 Plasma method and apparatus for recovery of precious metals |
| 10/05/2011 | CN201999974U Processing device for recycling waste liquid containing noble metal |
| 10/05/2011 | CN102206758A Method and equipment for wet extraction of zinc, cadmium and copper from zinc-containing waste residue |
| 10/05/2011 | CN102206757A Heavy metal recycling method based on municipal solid waste incineration (MSWI) fly ash |
| 10/05/2011 | CN102206756A Method for comprehensively recycling rare earth nickel-metal hydride battery waste through direction reduction-slag-metal melting and separation |