| 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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| 06/05/2013 | CN103131858A Tungsten-base alloy waste material recovery furnace |
| 06/05/2013 | CN103131857A Method for purifying platinum group metal from waste three-way catalyst |
| 06/05/2013 | CN103131042A Aluminum-plastic separating agent and aluminum-plastic separating method |
| 06/05/2013 | CN102703716B Method for extracting rhenium from rhenium-containing smoke tail gas |
| 06/05/2013 | CN102634666B Method for dearsenicating fresh high-arsenium lead anode slime under oxygen pressure |
| 06/05/2013 | CN102423803B Method for extracting metal zinc powder with different purposes from zinc dross |
| 06/05/2013 | CN102367519B Efficient recovering method for waste indium tin oxide (ITO) targets |
| 06/05/2013 | CN102352443B Method for producing zinc sulfate heptahydrate, crude tin and crude lead by using tin smelting dust |
| 06/05/2013 | CN102251119B Method for recycling vanadium extraction tailings |
| 06/04/2013 | US8454888 Apparatus for injecting gas into a vessel |
| 06/04/2013 | CA2607770C Method for recovering valuable metals from wastes |
| 05/30/2013 | WO2013077296A1 Method for producing high-purity nickel sulfate |
| 05/30/2013 | WO2013076812A1 Method for producing nickel-containing acidic solution |
| 05/30/2013 | CA2856341A1 Method for producing high-purity nickel sulfate |
| 05/29/2013 | EP2597164A1 Method for separating nikel and cobalt from active materials contained in spent nickel-hydrogen battery |
| 05/29/2013 | EP2596139A1 Mill scale briquetting |
| 05/29/2013 | DE102012010904B3 Recycling base plates of photovoltaic plants, where the base plate comprises a glass plate as base body, on which the glass plate is firmly arranged by an adhesive layer attached to aluminum plates and pollutant-containing cells |
| 05/29/2013 | CN103123222A Low-temperature alloy recovery furnace |
| 05/29/2013 | CN103122412A Recovery method for waste palladium carbon catalyst metal palladium |
| 05/29/2013 | CN101760624B Method for extracting gold by using circuit board anode mud |
| 05/28/2013 | CA2505935C Gas cleaning process and equipment therefor |
| 05/23/2013 | WO2013073376A1 Method for recovering rare earth element |
| 05/22/2013 | CN202948332U Automatic rare earth flow control device |
| 05/22/2013 | CN202945300U Neodymium iron boron waste material roasting rotary furnace |
| 05/22/2013 | CN103119182A Process for separating and recovering metals |
| 05/22/2013 | CN103114208A Method for producing oxygen-free copper rod from secondary copper |
| 05/22/2013 | CN103114206A Method and device for recovering valuable elements from lead-silver-bismuth slag in copper smelting |
| 05/22/2013 | CN103114205A Two-step method for extracting valuable metal nickel and copper from sodium jarosite slag |
| 05/22/2013 | CN103114204A Method for recovering tungsten-base alloy waste |
| 05/22/2013 | CN103114203A Method for preparing sodium pyroantimonate by using waste antimony pentachloride as raw material |
| 05/22/2013 | CN103114198A Method for utilizing nickel flash smelting water-quenched slag |
| 05/22/2013 | CN102560120B Method for extracting gold from electronic waste leaching solution by using garlic wastes |
| 05/16/2013 | WO2013070121A1 Pyrometallurgical red mud processing method |
| 05/15/2013 | EP2592068A1 Method for synthesizing rare earth metal extractant |
| 05/15/2013 | EP2592067A1 Method for synthesizing rare earth metal extractant |
| 05/15/2013 | EP2591130A2 Method for economical extraction of lithium from solution including lithium |
| 05/15/2013 | EP2591076A2 Slurry catalyst and slurry flakes valorization |
| 05/15/2013 | CN103103361A Method for preparing rare earth oxide from rare earth polishing powder waste |
| 05/15/2013 | CN103103360A Method for recovering copper, tungsten and molybdenum by use of APT (ammonium paratungstate) waste slag |
| 05/15/2013 | CN103103359A Method for regenerating APT (ammonium paratungstate) by use of APT waste low-grade tungsten slag |
| 05/15/2013 | CN103103358A Method for recovering metal by use of APT (ammonium paratungstate) waste slag |
| 05/15/2013 | CN103103357A Method for drying, calcining and cooling metal slag material |
| 05/15/2013 | CN103103356A Process for recovering crude indium and tin from ITO (indium tin oxide) waste target |
| 05/15/2013 | CN103103355A Separating method of waste copper-nickel alloy |
| 05/15/2013 | CN103103354A Production method for circularly recovering ultrafine nickel powder from shadow mask of discarded CRT (Cathode Ray Tube) screen |
| 05/15/2013 | CN103103352A Method for producing nickel matte from sulfur-containing waste residue and laterite-nickel ore |
| 05/15/2013 | CN103103344A Dressing-smelting combined treatment method for sulfate-containing lead-zinc smelting slags |
| 05/15/2013 | CN103102025A Method for online recovering heavy metal resource from heavy metal waste water |
| 05/15/2013 | CN103102023A Process for removing and recycling mercury out of mercury-containing waste acid and wastewater |
| 05/15/2013 | CN103100545A Environmentally-friendly old circuit board resource recycling production line |
| 05/15/2013 | CN102199706B Method for comprehensively recovering valuable metal in diode core |
| 05/08/2013 | EP2589671A1 Method and apparatus for integrating and using environmentally harmful carbon dioxide |
| 05/08/2013 | CN202924796U Reaction device for extracting precious metal gold by ion exchange method |
| 05/08/2013 | CN103088364A Recycling method of copper foil production wastewater |
| 05/08/2013 | CN103088221A Gold filter element recovery technique |
| 05/08/2013 | CN103088218A Method for extracting silver and lead from smelting slag generated by pyrogenic process treatment of copper anode mud |
| 05/08/2013 | CN103088217A Method for recovering tungsten component from selective catalytic reduction denitrification catalyst |
| 05/08/2013 | CN103088216A Recovery method of out-of-service titanium tungsten and vanadium powders for denitration of fume |
| 05/08/2013 | CN103088215A Method for separating nickel-cobalt and manganese in nickel-cobalt-manganese material with high manganese-cobalt ratio |
| 05/08/2013 | CN103086545A Method and device for removing and recovering heavy metal in waste water through regenerated active carbon |
| 05/08/2013 | CN102586604B Technology for wet-processing anode mud containing arsenic and lead |
| 05/08/2013 | CN102560127B Method for preparing ultrafine tantalum carbide from tantalum capacitor scraps |
| 05/08/2013 | CN102041390B Method for recycling tungsten from molybdenum-removal slag |
| 05/08/2013 | CN102021345B Method for recycling vanadium pentoxide and sodium dichromate |
| 05/08/2013 | CN101688759B Apparatus and method for treating waste gas for rotary hearth furnace-type reducing furnace |
| 05/07/2013 | US8435323 Batchwise working-up recycling materials in a rotatable reactor |
| 05/02/2013 | WO2013061848A1 Method for producing high-purity cobalt sulfate aqueous solution |
| 05/02/2013 | US20130108526 Method for materials recovery from catalysts comprising iron, cerium, molybdenum, and potassium |
| 05/02/2013 | CA2853224A1 Method for producing high-purity cobalt sulfate aqueous solution |
| 05/01/2013 | CN202913042U Refining device for extracting antimony from residues of bullion lead |
| 05/01/2013 | CN202913038U Reverberatory furnace for extracting antimony white from anode slime |
| 05/01/2013 | CN202913037U Waste copper recovery device capable of recycling solvent |
| 05/01/2013 | CN103080277A Slurry catalyst and slurry flakes valorization |
| 05/01/2013 | CN103074642A Process for recycling lead from waste lead-acid battery paste |
| 05/01/2013 | CN103074501A Gold net recovery process |
| 05/01/2013 | CN103074500A Method for producing high-purity silver powder by using silver-containing dead catalyst |
| 05/01/2013 | CN103074498A Method for acid-leaching gallium from coal ash through microwave heating |
| 05/01/2013 | CN103074497A Method for recovering silver from waste film |
| 05/01/2013 | CN103074496A Method for separating and purifying magnesium dioxide from anode mud |
| 05/01/2013 | CN103074495A Method for reclaiming zinc and iron by directly reducing blast furnace gas mud through microwave |
| 05/01/2013 | CN103074494A Method of recovering molybdenum and cobalt from waste cobalt-molybdenum catalyst |
| 05/01/2013 | CN103074491A Method for extracting and separating copper, chromium and nickel from acid leaching solution |
| 05/01/2013 | CN102534237B Environment-friendly treatment method for aluminum slag from tin smelting |
| 05/01/2013 | CN102453807B Technology for processing black copper slag and producing electrodeposited copper through cyclone electrolysis technology |
| 05/01/2013 | CN102399993B Method for treating waste residue from wet method gold smelting |
| 05/01/2013 | CN102329909B Method for extracting iron particles and zinc powder from dust of steel and iron plant |
| 05/01/2013 | CN102286664B Method for extracting copper from organic silicon chemical waste residue and recovering extraction liquid |
| 04/25/2013 | WO2013059799A1 Method and compositions for pozzolanic binders derived from non-ferrous smelter slags |
| 04/25/2013 | WO2013057317A1 Method for recycling waste water from a stainless steel slag treatment process |
| 04/25/2013 | WO2013056348A1 Energy efficient salt-free recovery of metal from dross |
| 04/25/2013 | CA2856155A1 Method and compositions for pozzolanic binders derived from non-ferrous smelter slags |
| 04/25/2013 | CA2852984A1 Energy efficient salt-free recovery of metal from dross |
| 04/25/2013 | CA2852805A1 Method for recycling waste water from a stainless steel slag treatment process |
| 04/24/2013 | EP2582853A1 Improvements in and relating to waste handling methods and apparatus |
| 04/24/2013 | CN202898490U Device for recovering manganese from electrolytic manganese waste residue |
| 04/24/2013 | CN202898145U Process equipment system for recycling acidic copper-etching waste liquor |
| 04/24/2013 | CN103069024A Improvements in and relating to waste handling methods and apparatus |
| 04/24/2013 | CN103069023A Method and apparatus for recovering metal from electric furnace dust |
| 04/24/2013 | CN103069022A Method for economical extraction of lithium from solution including lithium |
| 04/24/2013 | CN103068793A Method for synthesizing rare earth metal extractant |