| 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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| 04/24/2013 | CN103068792A Method for synthesizing rare earth metal extractant |
| 04/24/2013 | CN103060581A Method for extracting and recycling scandium in waste acid in titanium white production |
| 04/24/2013 | CN103060580A Method for separating titanium, scandium and zirconium in scandium extraction with titanium white waste acid |
| 04/24/2013 | CN103060575A Process of purifying dephosphorization slag to extract vanadium in vanadium pentoxide production |
| 04/24/2013 | CN103060574A Method for recovering valuable metal molybdenum and copper from waste residues generated by ammonium molybdate production |
| 04/24/2013 | CN103060573A Comprehensive recovery technology of valuable components in corundum smelting smoke ash containing gallium and potassium |
| 04/24/2013 | CN103060572A Method for producing copper bar alloy material by horizontal continuous casting production of scrap copper |
| 04/24/2013 | CN103060571A Method for recovering lead and tin in silver separating residue of copper anode mud of circuit board by pyrogenic process |
| 04/24/2013 | CN103060570A Sludge valuable ingredient extraction method |
| 04/24/2013 | CN103060569A Process of recovering lead from pasty fluid of waste lead-acid storage battery |
| 04/24/2013 | CN103060568A Method for recovering gold from gold-containing waste charcoal powder |
| 04/24/2013 | CN103060567A Method for processing waste lithium ion battery positive plate to extract valuable metal |
| 04/24/2013 | CN103060566A Method for recovering aluminum oxide, chlorine salt and villiaumite from aluminum ash |
| 04/24/2013 | CN103060547A Method for restoring, roasting, purifying, and extracting manganese and iron by utilizing electrolytic manganese slag rotary kiln |
| 04/24/2013 | CN103060524A Process for extracting vanadium from vanadium magnetite concentrate to smelt FeV80 vanadium iron |
| 04/24/2013 | CN103058878A 1, 3-allyl ethylene diamine tetraacetic acid as well as preparation method and application thereof |
| 04/24/2013 | CN102382989B Method for dearsenization through hot leaching of arsenic alkali residue water |
| 04/24/2013 | CN102311189B System for treatment of acid mine drainage and resource recovery of iron, aluminum, copper and zinc in drainage |
| 04/24/2013 | CN102242273B Receiver of residual metals in smelting tailing |
| 04/24/2013 | CN102102150B Method for separating tin from waste tinplate and preparing tin dioxide |
| 04/24/2013 | CN102002595B Recovery method of lithium in waste battery |
| 04/18/2013 | WO2013053186A1 Method for recycling neodymium-iron-boron alloy scraps |
| 04/17/2013 | CN202881349U Dry powder hybrid wire copper graining machine for waste copper dry-type recovery production line |
| 04/17/2013 | CN202881348U Device for recycling copper from acidic copper-containing solution |
| 04/17/2013 | CN202877217U Organic silicon slurry residue hydrolytic treatment device |
| 04/17/2013 | CN103052725A Process for melting scrap metal |
| 04/17/2013 | CN103045873A Method for directly obtaining alloy from blast-furnace molten-state slag |
| 04/17/2013 | CN103045872A New technology for recovering silicon-supported palladium |
| 04/17/2013 | CN103045871A Method for preparing high-grade aluminium powder through waste liquid silver immersion |
| 04/17/2013 | CN103045870A Method for comprehensively recycling valuable metal from abandoned lithium ion batteries |
| 04/17/2013 | CN103045869A Method for enriching uranium and thorium from water phase by using cloud point extraction technology |
| 04/17/2013 | CN103045868A Method for extracting vanadium from extracted vanadium tailings |
| 04/17/2013 | CN103045867A Automatic melting ferro-aluminium chamber furnace of recycled aluminium |
| 04/17/2013 | CN103045866A Method for recycling neodymium-iron-boron alloy scraps |
| 04/17/2013 | CN103045853A Process for recovering lead from lead-acid battery paste |
| 04/17/2013 | CN102409176B Comprehensive treatment process of waste gold-bearing activated carbon |
| 04/17/2013 | CN102312099B Copper sponge preparation process by reducing copper contained acidic leachate with iron powder |
| 04/17/2013 | CN102312095B CRT (cathode ray tube) fluorescent powder processing method |
| 04/17/2013 | CN102251116B Method and equipment for leaching platinum-containing waste catalyst through mechanical activation |
| 04/17/2013 | CN102251107B Method for treating rhenium-containing raw material |
| 04/17/2013 | CN102108444B Method for recycling ruthenium in supported type ruthenium catalyst |
| 04/17/2013 | CN102094123B Method for extracting vanadium from vanadium-containing steel slag by using highly-alkaline sodium hydroxide medium |
| 04/17/2013 | CN102071321B Method for extracting vanadium and chromium from vanadium-containing steel slag by high-alkalinity potassium hydroxide |
| 04/16/2013 | US8420009 Gas cupola for melting metal |
| 04/11/2013 | WO2013006852A3 Scrap submergence system |
| 04/10/2013 | EP2577676A1 Method for treating spent nuclear fuel not requiring a plutonium reductive back-extraction operation |
| 04/10/2013 | CN202865304U Acid leaching device |
| 04/10/2013 | CN202865303U Waste gold-bearing material treatment system |
| 04/10/2013 | CN103038373A Method and apparatus for extracting precious metal from an inorganic granular waste catalyst |
| 04/10/2013 | CN103038371A Improvements in and relating to dross handling methods and apparatus |
| 04/10/2013 | CN103031446A Method for treating copper-bearing waste residue through waste acid |
| 04/10/2013 | CN103031445A Method for effectively roasting and leaching vanadium slag |
| 04/10/2013 | CN103031444A Method for recovering indium from indium-contained sulfuric acid solution and copper ash |
| 04/10/2013 | CN103031443A Method of dealkalizing red mud and recovering aluminum and iron |
| 04/10/2013 | CN103031442A Method for comprehensively utilizing arsenious waste liquor produced in copper-smelting process |
| 04/10/2013 | CN103031441A Recycling method for metallic elements in waste nickel-hydrogen batteries |
| 04/10/2013 | CN103031440A Treatment method of titanium-containing waste liquid |
| 04/10/2013 | CN103031439A Method for treating nickel-containing stainless steel alloyed scraps |
| 04/10/2013 | CN103031438A Recovery process for rare earth and noble metal in automobile tail gas purification catalyst |
| 04/10/2013 | CN103031437A Processing method for waste liquid from stripping tin scolding |
| 04/10/2013 | CN103031436A Technology for leaching arsenic sulfide residues by ferric iron regenerated through biological oxidation |
| 04/10/2013 | CN103030188A Method of recovering Pb<2+> from electrolytic zinc rinsing waste water by using manganese oxide modified diatomite |
| 04/10/2013 | CN102268552B Method for preparing scandium oxide by using alumina red mud |
| 04/10/2013 | CN102251262B Separation and recycling method of manganese particles in manganese electrolytic diaphragm frame |
| 04/10/2013 | CN102071319B Method for preparing high-purity silver from silver-containing waste liquid |
| 04/10/2013 | CN102061393B Deep processing method of titanium slag |
| 04/03/2013 | CN202849515U Waste aluminum processing device |
| 04/03/2013 | CN202845171U An air flotation tank for treatment of anode mud |
| 04/03/2013 | CN103014362A Method for reducing content of calcium and magnesium in high-calcium-magnesium titanium slag |
| 04/03/2013 | CN103014361A Process for preparing vanadium pentoxide through leaching vanadium slag roasting clinker in metatitanic acid washing water |
| 04/03/2013 | CN103014360A Method for leaching and recovering vanadium from vanadium-making waste residue |
| 04/03/2013 | CN103014359A Separation and recovery method of monazite slag |
| 04/03/2013 | CN103014358A Treatment method of tailings after separation and recovery of monazite slag |
| 04/03/2013 | CN103014357A Method for recovering arsenic from arsenic soot |
| 04/03/2013 | CN103014356A Method for recovering chromium and nickel from settled dust of stainless steel |
| 04/03/2013 | CN103014355A Multi-metal comprehensive recycling process for copper smelting ash |
| 04/03/2013 | CN103014354A Process for recycling lead from lead-acid battery paste |
| 04/03/2013 | CN103014353A Method for recovering noble metal platinum |
| 04/03/2013 | CN103014352A Method for smelting and extracting platinum metal from alumina-supported petrochemical catalyst |
| 04/03/2013 | CN103014351A Separation method of chromium zirconium copper scrap |
| 04/03/2013 | CN103014350A Recycling method of zinc hypoxide |
| 04/03/2013 | CN103014349A Process for recycling bismuth from gas sludge to prepare BiOCl (Bismuth Oxychloride) |
| 04/03/2013 | CN103014348A Device and process for continuously processing grids separated from waste lead-acid batteries |
| 04/03/2013 | CN103014347A Method for recycling waste lead-acid cells to directly produce lead oxide |
| 04/03/2013 | CN103014346A Process method for separating zinc, iron and cobalt and nickel ore concentrates from cobalt and nickel slag |
| 04/03/2013 | CN103014214A Method for realizing combined extraction of iron and aluminum oxide in iron-aluminum complex ore |
| 04/03/2013 | CN103011537A Method for treating sludge containing trivalent chromium and recovering heavy metal |
| 04/03/2013 | CN103007871A Application of barium sulfate nano-particle and aggregate of barium sulfate nano-particle in CrO4<2-> absorption |
| 04/03/2013 | CN102345015B Method for removing thallium in process of producing refined cadmium with high-temperature dust generated by acid preparing system |
| 04/03/2013 | CN102329966B Wet treatment process of refining slag from Kaldo furnace |
| 04/03/2013 | CN102312096B Direct melting aluminium material machine |
| 04/03/2013 | CN102031381B Process for preparing sodium pyroantimonate from arsenic- and stibium-containing smoke ash |
| 04/03/2013 | CN101914686B Method for floating and recycling gold and silver by lead and silver slag ultrasonic treatment in zinc electrolysis plant |
| 04/02/2013 | CA2570325C Method and device for treating anode slime |
| 03/28/2013 | WO2013042340A1 Method for metal recovery or removal and method for producing lipids or pigment |
| 03/27/2013 | EP2573196A1 Method and apparatus for extracting precious metal from an inorganic granular waste catalyst |
| 03/27/2013 | EP2572806A1 Method of recovering heavy metal and reagent for recovery of heavy metal for use in the same |
| 03/27/2013 | CN202830215U Automated program control recycling machine for nickel |
| 03/27/2013 | CN202830125U Recovery device of waste zinc slag |
| 03/27/2013 | CN202830119U Novel copper smelting tank smelting furnace slag return device |