| 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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| 08/15/2012 | CN102634668A Roasting-free evaporation-free method for producing cupric sulfate from zinc hydrometallurgy acid-wash copper dross |
| 08/15/2012 | CN102634667A Method for recycling rear-earth elements form abandoned fluorescent lamps |
| 08/15/2012 | CN102634666A Method for dearsenicating fresh high-arsenium lead anode slime under oxygen pressure |
| 08/15/2012 | CN102634665A Treatment method of waste copper cuttings |
| 08/15/2012 | CN102634664A Treatment method of copper clad aluminum lead wire wastes |
| 08/15/2012 | CN102634663A Enrichment and separation technology of low-grade material containing silver, lead, copper and bismuth |
| 08/15/2012 | CN102634657A Chlorination leaching method of nickel unclassified stores |
| 08/15/2012 | CN102634653A Side-blowing material-smelting production method |
| 08/15/2012 | CN102633326A Ion exchange membrane electrolysis method for treating acid waste water containing chloride in copper metallurgy process |
| 08/15/2012 | CN102633233A Method for recovering sulfur from atmospheric-pressure oxygen-rich leached residues of lead-zinc ores |
| 08/15/2012 | CN102631954A Chelation ion exchange fiber capable of resisting marine organism stain and preparation method thereof |
| 08/15/2012 | CN102181649B Method for recovering germanium from germanium extraction residues |
| 08/15/2012 | CN101994007B Method for removing sulfur from waste lead-acid storage battery gypsum mud by using magnesium chloride |
| 08/14/2012 | US8241391 Process and equipment for the treatment of loads or residues of non-ferrous metals and their alloys |
| 08/14/2012 | CA2519054C Recovery of metal values from cermet |
| 08/09/2012 | WO2012018394A3 Method and apparatus for coproduction of pig iron and high quality syngas |
| 08/08/2012 | EP2484786A1 Method for producing briquettes, method for producing reduced metal, and method for separating zinc or lead |
| 08/08/2012 | EP2483458A1 Acidic dezincification |
| 08/08/2012 | EP2240614B1 Process for the recovery of precious metals from used and/or defective catalytic carriers |
| 08/08/2012 | EP2130947B1 Method of recovering valuable metal from scrap containing conductive oxide |
| 08/08/2012 | EP1636393B1 Process for recovery of palladium from spent catalyst |
| 08/08/2012 | CN202369624U Microbiological leaching tailings heavy metal reactor |
| 08/08/2012 | CN102628646A Oxidation reduction furnace and method for treating waste remained after dust-removal of iron and steel enterprises |
| 08/08/2012 | CN102628110A Method for recycling rhenium from copper smelting waste acid |
| 08/08/2012 | CN102628106A Technology for recycling manganese and lead from electrolytic manganese anode slag |
| 08/08/2012 | CN102628105A Method for comprehensively recycling and using baric waste slag in refined aluminum production process |
| 08/08/2012 | CN102628104A Production process for extracting high-purity rare earth and zirconium compound from solid waste |
| 08/08/2012 | CN102628103A Method for enriching valuable metal from mine tailing and smelting slag by fire method |
| 08/08/2012 | CN102627321A Method for preparing titanium pigment by using titanium residues obtained by directly reducing titanium-iron oxide |
| 08/08/2012 | CN102061392B Method for extracting scandium from modified red mud by using composite extractant |
| 08/08/2012 | CN101956079B Rare and noble metal recycling device |
| 08/08/2012 | CN101665871B Method for producing titanium carbide slag |
| 08/08/2012 | CN101573461B Lead recycling |
| 08/07/2012 | US8237010 Method of manufacturing a dressing |
| 08/02/2012 | WO2012102384A1 Valuable metal leaching method, and valuable metal collection method employing the leaching method |
| 08/02/2012 | WO2012101398A1 Magnet recovery |
| 08/01/2012 | EP2480697A1 Process for the valorization of metals from li-ion batteries |
| 08/01/2012 | EP2297369B1 Method for recycling aluminium slags comprising an eddy current separator operating at reduced rotary speed. |
| 08/01/2012 | EP2064357B1 Device for catchment of platinum group metals in a gas stream |
| 08/01/2012 | EP1899271B1 Process for the extraction of specific transition metals |
| 08/01/2012 | CN202357476U Waste copper material extrusion device |
| 08/01/2012 | CN202356088U Fluidized reactor device |
| 08/01/2012 | CN102625855A A multi-stage system for reaction and melt coalescence and separation |
| 08/01/2012 | CN102618733A Smelting recovery method for pure titanium waste blocks |
| 08/01/2012 | CN102618729A Smelting method and device for molten oxidized lead slag |
| 08/01/2012 | CN102618728A Method for producing manganese sulfate by leaching manganese alloy slag under normal pressure |
| 08/01/2012 | CN102618727A Method for extracting tin alloy from tin oxide |
| 08/01/2012 | CN102618726A Treatment method for detoxifying and recycling chromium slag |
| 08/01/2012 | CN102618725A Method for extracting amphoteric heavy metal by adopting incineration fly ash as low-grade heavy metal |
| 08/01/2012 | CN102618724A Method for separating and recovering heavy metals from melted garbage burning fly ash |
| 08/01/2012 | CN102618723A Oxygen adding injection kettle made of pure titanium |
| 08/01/2012 | CN102618722A Clean recovery and production method for waste copper and copper-containing waste |
| 08/01/2012 | CN102618717A Microwave roasting dechlorination method for treating wet-method zinc and copper smelting slag |
| 08/01/2012 | CN102614836A Method for adsorbing and recovering precious metal palladium by persimmon tannin-containing metal adsorbent |
| 08/01/2012 | CN102614835A Persimmon tannin-containing metal adsorbent and preparation method thereof |
| 08/01/2012 | CN102614825A Pure titanium jet kettle |
| 08/01/2012 | CN102614683A Method for separating element palladium and sub-actinide elements from high-level waste |
| 08/01/2012 | CN102614620A Wet detoxification method of hexavalent chromium contained alkali waste residues |
| 07/26/2012 | WO2012099009A1 Method for recovering pgm |
| 07/26/2012 | CA2825122A1 Method of recovering pgm |
| 07/25/2012 | CN202347069U High-efficiency smelting leftover treatment system |
| 07/25/2012 | CN202347068U Online multi-rotor degassing device |
| 07/25/2012 | CN102605188A Method for producing manganese sulfate by manganese alloy slag through pressure leaching |
| 07/25/2012 | CN102605187A Method for producing manganese sulfate by manganese-rich slag through pressure leaching |
| 07/25/2012 | CN102605186A Method for producing manganese sulfate from manganese-rich slag through atmospheric pressure leaching |
| 07/25/2012 | CN102603102A Processing method of browning liquid |
| 07/25/2012 | CN102031383B Wet process for lead-silver residues |
| 07/25/2012 | CN101954678B Process for preprocessing waste printed circuit board before separation |
| 07/25/2012 | CN101886176B Method for reducing, chloridizing, oxidizing and recovering iron, tin, lead and zinc in waste magnetic separation dreg in rotary kiln without pelletizing |
| 07/25/2012 | CN101768669B Method for processing cobalt-copper alloy at room temperature |
| 07/25/2012 | CN101736161B Method for comprehensively recovering tin smelting secondary raw materials by melting in DC furnace |
| 07/19/2012 | WO2012018811A3 Metal recovery system |
| 07/18/2012 | CN202337815U 废钯炭催化剂金属钯回收装置 Waste palladium-carbon catalyst metal palladium recovery |
| 07/18/2012 | CN102586619A Slag copper comprehensive settling and separating furnace |
| 07/18/2012 | CN102586617A Method for recovering gold from iodine-potassium iodide leachate |
| 07/18/2012 | CN102586615A Method for efficiently enriching valued metals from complicated sulfur- and lead-containing waste residue |
| 07/18/2012 | CN102586614A Method for recycling stone coal navajoite waste slag |
| 07/18/2012 | CN102586613A Method for recycling vanadium from vanadium-containing steel slag |
| 07/18/2012 | CN102586612A Method for recovering vanadium and chromium from vanadium and chromium-containing slag |
| 07/18/2012 | CN102586611A Method for recovering lead, antimony, zinc, tin and indium from lead-antimony grain slag with electric furnace through temperature control by stages |
| 07/18/2012 | CN102586610A Cleaner production process for synchronously extracting vanadium and aluminum from aluminothermic vanadium iron slag |
| 07/18/2012 | CN102586609A Method for comprehensively utilizing copper slag |
| 07/18/2012 | CN102586608A Method for preparing sponge indium with indium-rich slag produced in lead-zinc smelting process |
| 07/18/2012 | CN102586607A Method for extracting platinum, rhodium and palladium from failed platinum alloy gauze |
| 07/18/2012 | CN102586606A Method for recovering rare earth, vanadium and nickel from waste FCC/ROC catalytic agent containing vanadium and nickel |
| 07/18/2012 | CN102586605A Method for recovering aluminum-containing magnesium alloy waste material |
| 07/18/2012 | CN102586604A Technology for wet-processing anode mud containing arsenic and lead |
| 07/18/2012 | CN102583598A Cycle production method for recovering zinc from beneficiation wastewater of high leaching slag |
| 07/18/2012 | CN102580418A Aluminum dust treating and recycling system |
| 07/18/2012 | CN102286759B Method for preparing electrodeposited zinc from high-fluorine high-chlorine secondary zinc oxide powder |
| 07/18/2012 | CN102140580B Multi-metal recycling method of electric furnace tin-smelting dust |
| 07/18/2012 | CN102031376B Lead recycling method from waste lead core delay element |
| 07/18/2012 | CN101994021B Method for preparing K417G alloy by using DZ417G alloy return material |
| 07/18/2012 | CN101985697B Electric furnace charging process for high-titanium blast furnace slag carbonization |
| 07/18/2012 | CN101886175B Method for producing diuranate by extracting uranium from rare earth slag containing uranium |
| 07/18/2012 | CN101538654B Method for extracting stibium from waste of stibium catalyst |
| 07/12/2012 | WO2012058684A3 Device and method for recovery or extraction of lithium |
| 07/12/2012 | CA2822205A1 Systems and methods for recycling steelmaking converter exhaust residue and products made thereby |
| 07/11/2012 | CN202329106U 铝屑无烧损漩涡回收机构 No burning swirl aluminum scrap recovery mechanism |
| 07/11/2012 | CN202329080U 一种铝灰渣处理专用回转炉 An aluminum ash handling special rotary kiln |