| 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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| 09/11/2013 | CN103290224A Recovery process for valuable metals in tungsten residues |
| 09/11/2013 | CN103290223A Comprehensive recovery method for multi-metal from dead catalyst |
| 09/11/2013 | CN103290222A Method for recovering copper and nickel from electroplating sludge |
| 09/11/2013 | CN103290221A Method for recovering copper, arsenium and antimony from black copper sludge |
| 09/11/2013 | CN103288172A Recycling method of board washing wastewater produced in PCB (Printed Circuit Board) etching section |
| 09/11/2013 | CN103285711A Method for purifying and recovering mercury in off gas |
| 09/10/2013 | US8529658 Method of manufacturing Fe and Ni containing material, ferronickel mass using the Fe and Ni containing material and method for manufacturing the ferronickel mass |
| 09/10/2013 | CA2641150C A process for reprocessing of a fischer-tropsch catalyst |
| 09/04/2013 | EP2633916A2 Method and plant for treating scrap that contains metal |
| 09/04/2013 | EP2633092A2 Device and method for recovery or extraction of lithium |
| 09/04/2013 | CN203177645U Aluminum skimming melting furnace |
| 09/04/2013 | CN203174173U Tin slag recycling treatment equipment |
| 09/04/2013 | CN203170093U Ceramic filtration washing machine |
| 09/04/2013 | CN103282116A Method for collecting precious metals from solution containing precious metal ions, extractant or adsorbent used therefor, and back extractant or desorbent |
| 09/04/2013 | CN103280612A Energy-saving and environment-friendly method for recycling waste acid storage batteries |
| 09/04/2013 | CN103280611A Method for recovering waste lithium iron phosphate battery negative electrode pieces |
| 09/04/2013 | CN103280610A Method for recovering waste lithium iron phosphate battery positive pieces |
| 09/04/2013 | CN103280390A Innocent treatment method for leaded glass of abandoned cathode ray tube |
| 09/04/2013 | CN103276407A Method for recovering gallium and iron from low-grade raw materials containing gallium and iron |
| 09/04/2013 | CN103276294A Method for rapidly reducing nickel slag to produce iron-nickel-copper alloy powder in kiln under reducing atmosphere |
| 09/04/2013 | CN103276226A Method for preparing rich-titanium material from direct-reduction obtained molten slag through modification and high-pressure leaching processing |
| 09/04/2013 | CN103276219A Clean production method for treating waste residues of reduction roasting nickel laterite ore to prepare ferronickel |
| 09/04/2013 | CN103276218A Method for recycling vanadium from vanadium-containing electrolysis aluminum slag ash |
| 09/04/2013 | CN103276217A Comprehensive recycling process for polymetallic material containing gold and silver |
| 09/04/2013 | CN103276216A Method for recovering silver from waste silver catalyst |
| 09/04/2013 | CN103276215A Method for recovering noble metal from waste catalyst |
| 09/04/2013 | CN103276214A Method for preparing anticorrosive coating by using electroplating wastewater |
| 09/04/2013 | CN103276203A Production method of stainless steel dusting ash pellets |
| 09/04/2013 | CN103276199A Production processing of cold agglomerating block of ISP (imperial smelting processing) imperial smelting furnace |
| 09/04/2013 | CN103272535A Method for treating leather making sludge by using load type initiator |
| 09/04/2013 | CN102874956B Novel treatment process for mercurous industrial waste water |
| 09/04/2013 | CN102432040B Method for treating fly ash of chromic salt rotary kiln |
| 09/04/2013 | CN102312101B Extractant for treating heavy metals in fly ash and method for extracting heavy metals with the extractant |
| 08/28/2013 | CN203159685U Automatic small-size aluminum and aluminum ash separation machine |
| 08/28/2013 | CN203159650U Slagless production device for iron/aluminum/titanium reducing molten salt method |
| 08/28/2013 | CN103270644A Method for recovering valuable material from lithium-on secondary battery, and recovered material containing valuable material |
| 08/28/2013 | CN103270181A 磁体再循环 Magnet recirculation |
| 08/28/2013 | CN103266227A Method for extracting silver in iron ore sintering smoke dust |
| 08/28/2013 | CN103266226A Method for extracting silver from silver-containing zinc concentrate and improving quality of zinc concentrate |
| 08/28/2013 | CN103266225A Side-blown furnace reduction smelting technology for lead anode mud |
| 08/28/2013 | CN102649998B Method for separating and enriching copper, cadmium and zinc in copper and cadmium sediment |
| 08/28/2013 | CN102465205B Method for recycling gold from surface coating of scanning electron microscope sample |
| 08/28/2013 | CN102344983B Device for preparing hot molten iron and byproducts by using red mud |
| 08/28/2013 | CN102206756B Method for comprehensively recycling rare earth nickel-metal hydride battery waste through direction reduction-slag-metal melting and separation |
| 08/21/2013 | EP2628809A1 Method for recycling noble metal from electronic waste material and apparatus thereof |
| 08/21/2013 | EP2627791A2 Method for recovering valuable metals from lithium secondary battery wastes |
| 08/21/2013 | CN203144495U Fluorescent powder waste pre-treatment decomposer |
| 08/21/2013 | CN203144494U Fluorescent powder waste acidolysis device |
| 08/21/2013 | CN203144493U Efficient oxidation roasting kiln for recycling fluorescent powder waste |
| 08/21/2013 | CN203144492U Tungsten-base alloy scrap material recovery furnace |
| 08/21/2013 | CN103261457A Rare earth recovery from phosphor material and associated method |
| 08/21/2013 | CN103261455A Method for separating positive-ole active substance and method for recovering valuable metals from lithium ion battery |
| 08/21/2013 | CN103261443A Granulation of metallurgical slag |
| 08/21/2013 | CN103255357A Method for preparing nickel-chromium ferromanganese alloy by using stainless steel oxidized iron sheet |
| 08/21/2013 | CN103255294A Comprehensive reuse process of ferrochrome smelting slag |
| 08/21/2013 | CN103255293A Recycling method of aluminum slags generated during aluminum alloy melting process, recycled molten aluminum and application thereof |
| 08/21/2013 | CN103255245A Device for rapidly recycling slags |
| 08/21/2013 | CN102851693B Technology for recovering production of electrolytic copper and zinc from smelting ash |
| 08/21/2013 | CN102849823B Method for separating palladium from waste water by double-arm bonding-type alicyclic crownether silicon resin |
| 08/21/2013 | CN102787241B Method for extracting and recycling indium from chlorination distillation residue liquid generated after germanium extraction of germanium ore concentrate |
| 08/21/2013 | CN102634669B Method for preparing high-purity tantalum ingot by utilizing waste tantalum block |
| 08/21/2013 | CN102586607B Method for extracting platinum, rhodium and palladium from failed platinum alloy gauze |
| 08/21/2013 | CN102492850B Method for recycling iron alloy by smelting red mud |
| 08/21/2013 | CN102465206B Direction aluminum scrap reuse technology for automobile aluminum alloy wheel processing |
| 08/21/2013 | CN102344982B Process for preparing hot molten iron and byproducts by utilizing red mud |
| 08/21/2013 | CN102332623B Method for recovering anode material of lithium ion battery |
| 08/21/2013 | CN102206755B Method for separating and recovering valuable elements from neodymium-iron-boron wastes |
| 08/14/2013 | CN203132357U Feeding and preheating platform for secondary aluminum smelting furnace |
| 08/14/2013 | CN203128636U Refining furnace for recovery treatment of lead acid batteries |
| 08/14/2013 | CN203128635U Lead slime reaction barrel for recovering lead acid batteries |
| 08/14/2013 | CN203128634U Device for recycling aluminum scrap turned from automobile aluminum alloy wheel |
| 08/14/2013 | CN103249849A Sustainable process for reclaiming precious metals and base metals from e-aste |
| 08/14/2013 | CN103243228A Method for producing aluminum silicon titanium alloy with high-titanium blast furnace slag and fly ash as raw materials |
| 08/14/2013 | CN103243224A Device for recovering aluminum skimmings, aluminum foils and aluminum crushed materials |
| 08/14/2013 | CN103243220A Treatment method of fused salt chlorination slag |
| 08/14/2013 | CN102618726B Treatment method for detoxifying and recycling chromium slag |
| 08/14/2013 | CN102560116B Method of extracting manganese, vanadium from titanium white waste acid, manganese residual and steel slag containing vanadium |
| 08/14/2013 | CN102532589B Comprehensive recycling method of waste and old compact discs |
| 08/14/2013 | CN102492839B Reactor for digesting heavy metal in tailings by microorganism |
| 08/14/2013 | CN102433442B Method for preparing electrolytic anode copper by oxidizing and refining copper scraps |
| 08/14/2013 | CN102373335B Method for recovering rhodium from inactivated rhodium-phosphine complex catalyst |
| 08/14/2013 | CN102312098B Method for separation and purification of fluorescent grade yttrium oxide and europium oxide from waste phosphor powder |
| 08/08/2013 | WO2013114089A1 Nickel recovery |
| 08/07/2013 | CN203112899U High-temperature and high-pressure alkali cooking reaction kettle for molybdenum tailings |
| 08/07/2013 | CN203112630U Recovery device for metals in electroplating wastewater |
| 08/07/2013 | CN203108606U Vanadium alloy grinder |
| 08/07/2013 | CN203108357U Flue gas filter system for enriching rhenium from molybdenum ore burning flue gas |
| 08/07/2013 | CN103237904A Method and apparatus for coproduction of pig iron and high quality syngas |
| 08/07/2013 | CN103233130A Chromium slag treatment method |
| 08/07/2013 | CN103233129A Wet-process open treatment method of arsenic in copper ashes |
| 08/07/2013 | CN103233128A Method for recovering copper from acid waste etching solution |
| 08/07/2013 | CN103233127A Method for separating base metal from precious metal in copper anode mud |
| 08/07/2013 | CN103233126A Mercury-containing waste recovery method and device |
| 08/07/2013 | CN103233125A Method for extracting tungsten, molybdenum and rhenium from waste high-temperature alloy |
| 08/07/2013 | CN103233124A Method for recovering rubidium nitrate from cesium extraction waste acid |
| 08/07/2013 | CN103233123A Integrated recovery method of waste and old rare earth capacitance battery |
| 08/07/2013 | CN103233117A Method for removing chlorine from zinc electrolytic waste liquid by utilizing floatation silver concentrate in oxygen pressure acid leaching process |
| 08/07/2013 | CN102703737B Method for extracting and separating rhenium from rhenium-containing slag |
| 08/07/2013 | CN102586608B Method for preparing sponge indium with indium-rich slag produced in lead-zinc smelting process |
| 08/07/2013 | CN102534235B Method for recovering valued metals from cobalt-nickel residue obtained through antimony trioxide purification in zinc hydrometallurgy |