| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 10/03/2012 | CN202465828U Copper anode slime sulphating roasting rotary kiln |
| 10/03/2012 | CN202465827U Decarburizing and roasting device for refining vanadium pentoxide |
| 10/03/2012 | CN202462921U Sponge and metal balling press |
| 10/03/2012 | CN202460581U Pressing mechanism of hot-briquetting machine |
| 10/03/2012 | CN102712964A Method and device for controlling layer thickness of sintering starting material for sintering machine |
| 10/03/2012 | CN102703927A Method for recovering silver from smelted furnace slag |
| 10/03/2012 | CN102703727A Method for comprehensively utilizing gas and dust in steel works |
| 10/03/2012 | CN102703710A Resource treatment method for extracting gold by means of waste plastic-packaged IC card plates |
| 10/03/2012 | CN102703692A Method for removing ferrotitanium in low-grade bauxite by curing process with sulfuric acid |
| 10/03/2012 | CN102703688A Method for recovering vanadium in vanadium-titanium magnetite ore |
| 10/03/2012 | CN102703686A Production process of inorganically combined fluorite balls |
| 10/03/2012 | CN102703685A Method for smelting low-nickel matte through vulcanizing calines in rotary furnace |
| 10/03/2012 | CN102703684A Method for producing low nickel matte through vulcanization of calcined sand |
| 10/03/2012 | CN102703683A Mixed reduction method of oolitic hematite and paigeite |
| 10/03/2012 | CN102703682A Comprehensive recovery method of rare metal ore |
| 10/03/2012 | CN102703681A Method for recovering high-speed tool steel from grinding wheel ash |
| 10/03/2012 | CN102296175B Method for producing oxidized pellets by using gold ore tailing and limonite |
| 10/03/2012 | CN102220484B Application and method of laterite nickel ore for producing sinter |
| 10/03/2012 | CN102218431B Harmless processing method for metal tailings |
| 10/03/2012 | CN102199710B Method for extracting and separating nickel and molybdenum from nickel-molybdenum-containing coal gangue |
| 10/03/2012 | CN102070153B Bentonite binder and preparation method thereof |
| 10/03/2012 | CN102061397B Method for recycling vanadium, chromium, titanium and iron from vanadium-titanium magnetite ore |
| 10/03/2012 | CN102031364B Method for enhancing intensity of ground hematite pellet preheated pellets |
| 10/03/2012 | CN102010987B Vanadium and titanium pellet ore production process |
| 10/03/2012 | CN101748298B Method for treating laterite nickel ore and producing ferronickel by combining tunnel kiln prereduction and melting furnace final reduction |
| 10/02/2012 | US8277536 Process for producing molten iron and apparatus for producing molten iron |
| 09/27/2012 | WO2012127132A1 Method and device for agglomerating a mixture including metal dust |
| 09/27/2012 | CA2830847A1 Method and device for agglomerating a mixture including metal dust |
| 09/26/2012 | EP2501832A1 Ore fine agglomerate to be used in sintering process and production process of ore fines agglomerate |
| 09/26/2012 | CN102690952A Method for preparing iron oxide red by carrying out reducing roasting on high-sulfur gold concentrate and enhancing acid solution |
| 09/26/2012 | CN102690945A Method for recycling low-grade lead and zinc in pyrite cinder |
| 09/26/2012 | CN102690944A Method for comprehensively recovering vanadium, titanium and iron from high-vanadium vanadium titano-magnetite |
| 09/26/2012 | CN102690943A Method for producing nickel matte by melting through dry red soil type nickel ore melting tank |
| 09/26/2012 | CN102690942A Method for reduction roasting and fortified acid dissolving of sulfur-containing gold concentrate calcine |
| 09/26/2012 | CN102690921A Method for comprehensively utilizing vanadium titano-magnetite by melting and separating through reduction-fuel smelting furnace of rotary hearth furnace |
| 09/26/2012 | CN102251097B Method for recovering metal from waste lithium battery |
| 09/26/2012 | CN101479394B Recycling of superalloys with the aid of an alkali metal salt bath |
| 09/26/2012 | CN101310033B Process for producing sintered ore |
| 09/25/2012 | US8273287 System for the production of ore with green agglomerates containing a proportion of fines |
| 09/25/2012 | CA2480229C Process for extracting platinum group metals |
| 09/19/2012 | CN202440539U Two-section roasting device for refining vanadium pentoxide |
| 09/19/2012 | CN102686758A Method for melting high-carbon ferrochrome |
| 09/19/2012 | CN102679732A High-efficiency magnetic roasting boiling furnace |
| 09/19/2012 | CN102676838A Gold extraction method employing gold cyanided tailing roasting-ultrasonic intensification thiourea gold leaching-activated carbon enrichment |
| 09/19/2012 | CN102676800A Preparation method for addictive for enhancing burst temperature and quality of pellet and product |
| 09/19/2012 | CN102676799A Preparation method for boron-magnesium composite additive for pellets and product |
| 09/19/2012 | CN102676798A Method for reducing water of sinter mixture |
| 09/19/2012 | CN102676797A Iron ore sinter mixture distribution method |
| 09/19/2012 | CN102676796A Method for processing vanadium titano-magnetite |
| 09/19/2012 | CN102676795A Method for calculating charge |
| 09/19/2012 | CN102234718B Accessory ingredient for reducing low-temperature reduction powdering index of lump ore and use method thereof |
| 09/19/2012 | CN101967571B Method for using red-soil nickel ore to produce nickel-iron alloy in tunnel kiln-electric furnace |
| 09/18/2012 | US8267336 System and method for treating shredder residues and use of a granulate fraction thus produced |
| 09/18/2012 | CA2702715C Producing method of direct reduced iron |
| 09/12/2012 | CN202432853U High-efficiency magnetizing calcination boiling furnace |
| 09/12/2012 | CN202430270U Pellet production system |
| 09/12/2012 | CN202430269U Ring capable of restraining edge effect of sintering cup |
| 09/12/2012 | CN102666886A Ore fine agglomerate to be used in sintering process and production process of ore fines agglomerate |
| 09/12/2012 | CN102660756A High-purity manganese metal and preparation method thereof |
| 09/12/2012 | CN102660688A Method for recovering rare earth from waste rare earth luminescent material |
| 09/12/2012 | CN102660676A Method for separating rhenium and molybdenum in molybdenum-rhenium ore concentrate |
| 09/12/2012 | CN102660674A Method for using titanium white waste acid to treat phosphorus in sulfurous iron ore |
| 09/12/2012 | CN102660673A Process and device for roasting reinforced high-sulfur pyrite ore concentrate in fluidized bed roaster |
| 09/12/2012 | CN102660672A Process for smelting low-grade laterite |
| 09/12/2012 | CN102108438B Method for producing pellets from laterite-nickel ore |
| 09/12/2012 | CN102041388B Method for recycling metal from waste catalyst containing molybdenum and nickel |
| 09/11/2012 | US8262766 Method for reducing chromium containing raw material |
| 09/05/2012 | CN202420148U Rotary kiln for reaction of extracting lithium from lepidolite |
| 09/05/2012 | CN102653823A Method used for separating rare earth from bastnaesite sulphuric acid leach solution and preparing ice stone |
| 09/05/2012 | CN102653822A Iron-containing solid byproduct of iron making by smelting reduction and manufacturing method thereof |
| 09/05/2012 | CN102653821A Fluidized bed furnace device for circularly roasting molybdenum concentrates and method for using same |
| 09/05/2012 | CN102653820A Method for extracting scandium from baiyuneboite tailings |
| 09/05/2012 | CN102653803A Short-flow method for reducing iron through two-step melting |
| 09/05/2012 | CN102140587B Method for anti-adhesion nitrogen increase in the process of producing vanadium nitride |
| 09/05/2012 | CN102134638B Method for producing iron ore concentrate by magnetizing and reducing limonite through biomass |
| 09/05/2012 | CN102061350B Short-process comprehensive red mud utilization method and equipment |
| 09/05/2012 | CN102010986B New process for comprehensively recovering serpentine type minerals |
| 09/05/2012 | CN101994002B Method for sintering ore blending of Jianshan concentrate fines and limonite |
| 09/05/2012 | CN101790590B Process for producing reduced iron pellets, and process for producing pig iron |
| 09/05/2012 | CN101768664B Binder for metal powder ore cold consolidation so as to substitute for sinter ore and application method thereof |
| 09/05/2012 | CN101666484B Horizontal type waste heat boiler of zinc-containing dust recovery system of rotary hearth furnace |
| 09/05/2012 | CN101650122B Novel multifunctional roasting reaction device |
| 08/30/2012 | WO2012113980A1 Method for roasting nickel sulphide |
| 08/30/2012 | US20120217685 Dross cooling system and cooling method |
| 08/30/2012 | US20120217683 Waste heat system |
| 08/30/2012 | US20120216655 Dross cooling system and cooling method |
| 08/29/2012 | CN202401113U Pelletizing disk feeding device |
| 08/29/2012 | CN202401112U Three-section pellet roasting simulated experiment furnace |
| 08/29/2012 | CN102650002A Improved method for smelting laterite nickel ore to produce nickelferrite or nickel matte |
| 08/29/2012 | CN102649995A Method for transforming wolframite into scheelite |
| 08/29/2012 | CN102127634B Molybdenite concentrate suspended-state roasting process and equipment |
| 08/29/2012 | CN101410538B Method for recycling steelmaking dust |
| 08/28/2012 | CA2745933C Method for thiosulfate leaching of precious metal-containing materials |
| 08/28/2012 | CA2583493C Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same |
| 08/28/2012 | CA2529249C Extraction process for reactive metal oxides |
| 08/23/2012 | WO2012112585A2 Methods, systems and devices for making cold bonded agglomerates |
| 08/23/2012 | WO2012111693A1 Valuable metal recovery method |
| 08/23/2012 | WO2012111690A1 Valuable metal recovery method |
| 08/23/2012 | WO2012110239A1 Method for detaching coatings from scrap |
| 08/23/2012 | US20120210824 Methods, systems and devices for making cold bonded agglomerates |