| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 09/08/2009 | CA2338592C A direct smelting process and apparatus |
| 09/03/2009 | WO2009107825A1 Process for producing sintered ore and sintering machine |
| 09/03/2009 | US20090217787 Waste treatment furnace and method |
| 09/03/2009 | US20090217784 extraction; heating agglomerates in furnace |
| 09/02/2009 | EP2096181A1 Briquette iron by hot molding and process for producing the same |
| 09/02/2009 | EP1797206B1 Agglomeration of titania |
| 09/02/2009 | CN101522924A Iron-based powder material, method for producing the same, and briquette for steelmaking material |
| 09/02/2009 | CN101522923A Liquid or pulp aeration device |
| 09/02/2009 | CN101519731A Method for extracting high arsenic complicated golden ore concentrate multielement |
| 09/02/2009 | CN101519726A Method for directly roasting and processing spent lithium ion batteries and recycling valuable metals |
| 09/02/2009 | CN101519722A Method for utilizing iron containing metallurgical dust |
| 09/02/2009 | CN101519721A Method for smelting vanadium-titanium-iron ore concentrate |
| 09/02/2009 | CN101519720A Method for preparing high titania type high MgO sintering ore |
| 09/02/2009 | CN100535138C Deacidizing sintering process for powdered ore pulletizing |
| 09/01/2009 | US7582253 Heat exchanger system used in steel making |
| 09/01/2009 | US7582147 Disposed within liquid coating vehicle, where each particle comprises magnesium component and zinc component; electrical connectivity between coating and embedded metal structures induces electrical current that provides cathodic protection to embedded metal structure, coating acting as sacrificial anode |
| 08/26/2009 | EP1792133B1 Device for producing liquid steel |
| 08/26/2009 | CN101517104A Process for recovering group VI-B metals from spent catalysts |
| 08/26/2009 | CN101517102A Dual stage process for the rapid formation of pellets |
| 08/26/2009 | CN101514875A Mode and structure for reverse material distribution of agglomerate cooler |
| 08/26/2009 | CN101514401A Method for efficiently concentrating cobalt and nickel from low-grade nickeliferous laterite ore |
| 08/26/2009 | CN101514399A Balancing lead smelting process for comprehensive resource utilization and device thereof |
| 08/26/2009 | CN101514394A Sintering dephosphorizing agent |
| 08/26/2009 | CN101514393A Dearsenization method for sulfurous iron ore slag |
| 08/26/2009 | CN100532595C Method for decomposing hamartite |
| 08/26/2009 | CN100532590C Method for producing fine iron sand powder by using ferro-sulphur ore as raw material and equipment thereof |
| 08/26/2009 | CN100532579C Method for smelting base material of low phosphorous stainless steel by using low-grade limonite containing nickel-chromium |
| 08/25/2009 | CA2650372A1 Wet process for smelting nickel oxide ore |
| 08/20/2009 | CA2715713A1 Apparatus and method for comminution of mineral ore |
| 08/19/2009 | CN101509067A Composite additive for sintering iron ore powder and method of manufacturing the same |
| 08/19/2009 | CN101509066A High-efficiency energy-conservation sintering additive |
| 08/19/2009 | CN101509065A Method for long-range transmission and spray of sewage sludge of revolving furnace and system thereof |
| 08/19/2009 | CN100529125C Method and plant for the heat treatment of solids containing iron oxide |
| 08/19/2009 | CN100529122C Refining material for reductive steel refining and granulation method thereof |
| 08/19/2009 | CN100529121C Method for preparing hot pressed balls of iron ore concentrate and powdered coal |
| 08/19/2009 | CN100529120C Sintering method for high-chromic vanadium-titanium ferroferrite |
| 08/19/2009 | CN100529119C Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and an apparatus for manufacturing molten irons using the same |
| 08/19/2009 | CN100529118C Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 08/19/2009 | CN100529003C Binder adapted for production of cooled agglomerated pellet by using iron-bearing material |
| 08/18/2009 | CA2312576C Combustion process applicable to the manufacture of cement |
| 08/13/2009 | WO2009099101A1 Metallic briquette manufacturing method |
| 08/13/2009 | WO2009097689A1 Process for manufacturing prefluxed metal oxide from metal hydroxide and metal carbonate precursors |
| 08/13/2009 | CA2714575A1 Process for manufacturing prefluxed metal oxide from metal hydroxide and metal carbonate precursors |
| 08/12/2009 | EP1996735A4 Production of iron using environmentally-benign renewable or recycled reducing agent |
| 08/12/2009 | CN201289293Y Multifunctional microwave smelting equipment for desulphurizing roasting and nitrogen treatment of iron sulfide mineral powder |
| 08/12/2009 | CN201287031Y Material blending device |
| 08/12/2009 | CN101503762A Desulphurization and vanadium extraction technique for calcinated vanadium ore |
| 08/12/2009 | CN101503759A Sintering ignition technique utilizing residual heat |
| 08/12/2009 | CN101503758A Vanadium ore oxidizing roast composite additive and vanadium ore calcination method |
| 08/12/2009 | CN101503744A V-Ti-magnetite blast furnace smelting method |
| 08/12/2009 | CN100526489C Technique for reclaiming vanadium and iron from high-vanadium high-iron steel slag |
| 08/11/2009 | US7572418 Process to obtain titanium concentrates with high contents of TiO2 and low contents of radionuclide elements from anatase mechanical concentrates |
| 08/11/2009 | US7572316 Method for manufacturing reduced metal |
| 08/06/2009 | US20090193934 Process for de-oiling steelmaking sludges and wastewater streams |
| 08/05/2009 | EP2084303A2 Microwave treatment of bulk particulate material |
| 08/05/2009 | CN201284151Y Mixing apparatus for preventing full storehouse |
| 08/05/2009 | CN101501226A Method for producing agglomerated material |
| 08/05/2009 | CN101497939A Novel method for producing iron ore pellet binder |
| 08/05/2009 | CN100523232C Highly effective composite basic additive for extracting vanadium and synchronously fixing chlorine |
| 08/05/2009 | CN100523225C Method to improve iron production rate in a blast furnace |
| 07/29/2009 | EP1907166A4 Weld metal material apparatus and method |
| 07/29/2009 | CN101492769A Novel method for producing iron ore sintering mine additive |
| 07/29/2009 | CN101492768A High-efficiency method and equipment for homogeneous mixture of material |
| 07/29/2009 | CN101492767A Multi-stage whole-granule processing method and equipment for direction reduction of greenball |
| 07/29/2009 | CN100519782C Adhesive for fast consolidation of cold solidified pellet |
| 07/29/2009 | CN100519781C Method for cooled agglomerated pellet of self-combustion production steelmaking and product |
| 07/29/2009 | CN100519780C Method for extracting vanadium pentoxide from stone coal |
| 07/23/2009 | WO2009090288A1 Improved method for recycling steel-plant dust |
| 07/23/2009 | US20090183600 Method for producing metallic iron |
| 07/22/2009 | CN101487083A Briquetting agglomeration adhesive for smelting metal |
| 07/22/2009 | CN101487082A Enviroment friendly dry material formula |
| 07/22/2009 | CN101487081A Dephosphorization method for oolitic high phosphorus iron ore |
| 07/22/2009 | CN101487080A Method for improving pyrite cinder grade |
| 07/22/2009 | CN100516250C Magnesium composite additive |
| 07/21/2009 | CA2366095C Chromium removal from leach liquors produced during high pressure acid leaching of lateritic ores |
| 07/16/2009 | WO2009087908A1 Method of recycling useful metal |
| 07/16/2009 | WO2009087101A1 Method and apparatus for monitoring the operability of a travelling grate in a sintering machine |
| 07/16/2009 | WO2009066308A3 Extraction of alumina |
| 07/15/2009 | CN101481753A Method for smelting nickel-iron alloy from laterite nickel oxide ore |
| 07/15/2009 | CN101481752A Self-sealing nitrogen circulating cooling method and apparatus |
| 07/15/2009 | CN100513598C Process of preparing iron smelting pellet with hematite concentrate |
| 07/14/2009 | US7559974 Method for thiosulfate leaching of precious metal-containing materials |
| 07/08/2009 | CN101476032A Metallurgy sintering processing method for urban domestic garbage incineration flyash |
| 07/08/2009 | CN101476031A Method for preparing magnetic attraction iron ore from non-magnetic attraction iron ore |
| 07/08/2009 | CN100510122C Screening device suitable for two stage screening technology of smelting-pelletizing green ball |
| 07/08/2009 | CN100510121C Method for preparing high grade forsterite |
| 07/08/2009 | CN100510120C Method for producing metallized iron-smelting raw material |
| 07/02/2009 | WO2009081784A1 Self-fluxing pellets for use in a blast furnce and process for the production of the same |
| 07/02/2009 | WO2009079716A1 Laterite heap leaching with ferrous lixiviants |
| 07/02/2009 | WO2009063482A3 Extraction of alumina |
| 07/02/2009 | US20090165599 Method for recycling steelmaking dust |
| 07/02/2009 | DE102007058125A1 Metallrückstände und Kohlenstoffträger enthaltender Formkörper Metal residues and carbon carriers containing moldings |
| 07/01/2009 | EP1499752B1 Sulfuric acid beneficiation of titaniferous ore for the production of tio2 |
| 07/01/2009 | CN101469366A Iron ore pellet additive and preparation thereof |
| 07/01/2009 | CN101469365A Composite high magnesia flux for sintering |
| 07/01/2009 | CN101469364A Method for improving iron content in pyrite slag |
| 07/01/2009 | CN100507028C Dephosphorization agent for hematite separation and preparation method thereof |
| 06/30/2009 | US7553793 Method and system for recovering catalyst for fuel cell |
| 06/25/2009 | WO2009078662A2 Method for manufacturing binderless briquettes and apparatus for manufacturing the same |
| 06/25/2009 | US20090158891 Process for recovering platinum group metals, rhenium and gold |