| 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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| 09/15/2010 | CN101831555A Method for producing artificial rich iron ore from nickel smelting waste slag by utilizing new sintering process |
| 09/15/2010 | CN101831554A Method for processing metal scraps |
| 09/15/2010 | CN101831553A Method for green recovery of waste circuit boards by cyanide-free full-wet whole set process |
| 09/15/2010 | CN101831552A Method for extracting various metals from tailings |
| 09/15/2010 | CN101831551A Method for recovering gold, silver, bismuth, stibium and copper from lead anode mud |
| 09/15/2010 | CN101831550A Method for extracting indium from alkali oxidation scum rich in indium |
| 09/15/2010 | CN101831549A Method for producing artificial rich iron ore from nickel, copper and cobalt smelting waste slag by utilizing new sintering process |
| 09/15/2010 | CN101831548A Method for recovering valuable metals from waste lithium manganese oxide battery |
| 09/15/2010 | CN101525697B Method for separating enriched palladium by adopting supermolecule secondary spherical coordination identification |
| 09/15/2010 | CN101323908B Method for reclaiming cobalt from manganese cobalt slag |
| 09/15/2010 | CN101220412B Set technique for extracting cadmium from waste and old nickel-cadmium battery, and producing ferro-nickel alloy |
| 09/10/2010 | WO2010082065A3 Metal recovery from metallurgical waste by chloridising |
| 09/08/2010 | CN201575708U Eddy current scraps throwing device for melting aluminum scarps |
| 09/08/2010 | CN201575695U Efficient and environmental-protection aluminum scrap recovery melting furnace |
| 09/08/2010 | CN101827951A Recovery of residues containing copper and other valuable metals |
| 09/08/2010 | CN101827950A Process for producing pre-reduced iron |
| 09/08/2010 | CN101824555A Method for extracting scandium |
| 09/08/2010 | CN101824546A Method for recovering silver from lead-separating liquid of silver-separating residue of copper anode slime |
| 09/08/2010 | CN101824544A Comprehensive recovery method for smelted lead waste slag of blast furnace |
| 09/08/2010 | CN101824543A Method for sulfidizing heavy metal waste and recovering valuable metals in heavy metal waste |
| 09/08/2010 | CN101824542A Comprehensive utilization method of titanium dioxide waste acid by sulfuric acid process |
| 09/08/2010 | CN101824541A Treatment method of wet method zinc smelting by-products |
| 09/08/2010 | CN101824540A Method for separating and reclaiming metal nickel and tin from waste materials containing nickel and tin |
| 09/08/2010 | CN101824539A Wet metallurgy method for decomposing hard alloy |
| 09/08/2010 | CN101525695B Method for recycling zinc fume in enrichment smelting technology of manganese |
| 09/07/2010 | US7790099 Process and apparatus for extracting zinc |
| 09/07/2010 | US7789936 Methods and systems for removing copper from ferrous scrap |
| 09/02/2010 | WO2010098381A1 Method for recovering rare earth elements from re-tm-based mixture |
| 09/02/2010 | WO2007126306A3 Method for breaking up steel slag blocks by gravity |
| 09/02/2010 | US20100218646 Producing method of direct reduced iron |
| 09/01/2010 | CN101821574A Device for submerging material into liquid metal by electromagnetic stirrer |
| 09/01/2010 | CN101821202A Method for treatment of arsenic-containing nonferrous smelting intermediate product |
| 09/01/2010 | CN101818266A Production method for recovering antimony from antimonyoxychloride |
| 09/01/2010 | CN101818256A Method for extracting heavy metals from secondary flying ash generated during burning wastes |
| 09/01/2010 | CN101818255A Method for comprehensively recovering valuable metals from copper blast furnace dust |
| 09/01/2010 | CN101818254A Comprehensive recovery method of zinc oxide fume dust |
| 09/01/2010 | CN101818253A Separation and purification method of electrolytic aluminum scraps |
| 09/01/2010 | CN101818252A Non-volatile method for extracting zinc, iron and indium from solution of zinc, iron and indium |
| 09/01/2010 | CN101818251A Method for recovering cobalt and lithium from waste lithium ion batteries |
| 09/01/2010 | CN101818250A Method for processing cobalt-copper-iron alloy |
| 09/01/2010 | CN101570832B Process for recovering valuable metals in bismuth-containing material by selective chloride volatilizing method |
| 09/01/2010 | CN101418373B Method for extracting germanium from chlorinated distillation slag |
| 09/01/2010 | CN101100709B Method for reclaiming chromium in vanadium oxides producing process |
| 08/25/2010 | CN201560228U Titanium extraction device |
| 08/25/2010 | CN101812596A Comprehensive recycling method of waste plasma display screen |
| 08/25/2010 | CN101812595A Method for producing synthetic rutile by using titania slag |
| 08/25/2010 | CN101812594A Method for simultaneously smelting hydrolysis slag, pyrite and zinc kiln slag by using blast furnace |
| 08/25/2010 | CN101812593A Method for depositing vanadium wastewater by utilizing vanadium-extraction tailings and acid ammonium salt |
| 08/25/2010 | CN101812592A Method for extracting aluminum and silica gel from red mud |
| 08/25/2010 | CN101812591A Method for recovering gold, copper, copper sulfate and copper chloride waste liquid of waste circuit board |
| 08/25/2010 | CN101812586A Method for replacing copper slag with high impurities and low grade to produce cuprous oxide |
| 08/25/2010 | CN101509077B Method for extracting platinum, palladium, rhodium from automotive catalyst of ore phase reconstruction |
| 08/25/2010 | CN101392303B Recovery and utilization method of useful element in free-cutting steel refining slag |
| 08/25/2010 | CN101381818B Method for preparing intermediate salt during acid leaching and extraction of vanadium pentoxide from vanadium-containing stone coal ash |
| 08/24/2010 | US7780760 Unit and method for the treatment of shredder residues and use of granulate fraction thus produced |
| 08/18/2010 | EP2217734A2 Processes and systems for recovering catalyst promoter from catalyst substrates |
| 08/18/2010 | CN201555442U Reflecting furnace for smelting tin-lead materials |
| 08/18/2010 | CN101805831A Method for directly extracting nickel in alkaline chemical nickel-plating waste liquid |
| 08/18/2010 | CN101805830A Method for preparing superfine alumina-chromic oxide or alumina and chromic oxide by using aluminium-chromium mud |
| 08/18/2010 | CN101074457B Method for smelting and separating refuse-combustion fly-ash heavy metal |
| 08/12/2010 | DE19640869B4 Verfahren zur Gewinnung von Wertmetallen, insbesondere Zink, aus Chlor oder Fluor enthaltenden Rohstoffen A method for recovering valuable metals, in particular zinc, from raw materials containing chlorine or fluorine |
| 08/11/2010 | EP2216419A2 The technology of refining metallic wastes containing zinc in a rotary furnace |
| 08/11/2010 | EP2215277A2 Process for producing metallic lead starting from desulfurized pastel |
| 08/11/2010 | EP1737993B1 Improved recycling method for al-b, c composite materials |
| 08/11/2010 | CN201547772U Large converter combustor |
| 08/11/2010 | CN201545896U Device for reclaiming circuit board etching waste liquid and producing basic copper chloride |
| 08/11/2010 | CN201545895U Magnesium alloy recycled material remelting and refining device |
| 08/11/2010 | CN201545892U Roasting slag acid leaching aseptic tank |
| 08/11/2010 | CN201545797U Aluminum-plastic separation pyrolyzing furnace |
| 08/11/2010 | CN101798639A Method for recovering indium from indium-containing neutralized dregs directly leached from zinc concentrate |
| 08/11/2010 | CN101798631A Method for extracting gold from gold-concentration flotation tailings |
| 08/11/2010 | CN101798630A Method for extracting coarse bismuth from low-grade bismuth oxychloride slag |
| 08/11/2010 | CN101798629A Method for separating valuable metals from lead anode mud |
| 08/11/2010 | CN101798626A Method for extracting copper through copper scales |
| 08/11/2010 | CN101392325B Method for extracting gold from waste printed circuit board |
| 08/05/2010 | WO2010087464A1 Vertical microwave smelting furnace |
| 08/05/2010 | WO2010087094A1 Flocculant for waste water purification, method for purifying waste water using same, and apparatus for purifying waste water using same |
| 08/05/2010 | WO2010086407A1 Method for treating alkaline and saline batteries in order to recover zinc and manganese |
| 08/04/2010 | EP2212443A2 Method of and system for processing red mud |
| 08/04/2010 | CN101792866A Method for refining ferronickel by utilizing waste alumina-based nickel accelerant |
| 08/04/2010 | CN101792863A Method for extracting valuable elements from slag of melted high-iron high-silicon nonferrous metal |
| 08/04/2010 | CN101792862A Method for recovering metal through purified flue gas of scrap nickel-hydrogen battery |
| 08/04/2010 | CN101792861A Method for recovering metal through purified flue gas of scrap alkaline zinc-manganese battery |
| 07/29/2010 | WO2010085635A2 Production of iron from metallurgical waste |
| 07/29/2010 | WO2010084877A1 Processes for the disposal of arsenic |
| 07/29/2010 | WO2010084364A1 Method for recovering precious metals from waste catalyst |
| 07/29/2010 | WO2010060449A8 Method for recapturing metals or metal alloys from scrap materials |
| 07/29/2010 | DE102009005537A1 Verfahren zum Modifizieren von Metallschmelzen A method of modifying metal melts |
| 07/29/2010 | CA2750290A1 Production of iron from metallurgical waste |
| 07/28/2010 | EP2210963A1 Rolling mill scale briquetting with use of paper pulp |
| 07/28/2010 | EP2210962A1 Method of manufacture of self-reducing briquets from rolling scale |
| 07/28/2010 | CN201535619U Aluminum scraps fusing equipment |
| 07/28/2010 | CN201535614U 一种贫铜镍熔炼炉渣的电炉 One kind of poor copper-nickel smelting furnace slag |
| 07/28/2010 | CN101787547A Method for recovering valuable metals from waste printed circuit board |
| 07/28/2010 | CN101787440A Method for wet processing of high antimony-lead anode mud |
| 07/28/2010 | CN101787439A Method for recovering valuable metals from metallurgical waste |
| 07/28/2010 | CN101570825B Process for selectively preparing bismuth-based nanometer materials from crude bismuth by reduced-pressure evaporation method |
| 07/22/2010 | WO2010082065A2 Metal recovery process |
| 07/22/2010 | CA2749907A1 Metal recovery process |
| 07/21/2010 | CN201530784U Device for producing powdered mineral admixture from brown fused alumina smoke dust |