| Patents for C21B 15 - Other processes for the manufacture of iron from iron compounds (585) |
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| 01/29/2013 | US8361189 Process and apparatus for producing metals and/or primary metal products |
| 01/22/2013 | US8357223 Waste treatment furnace and method |
| 01/09/2013 | CN102094097B Production process for smelting vanadium ferro-alloy by electro-aluminothermic process |
| 01/08/2013 | US8349147 Method for forming photocatalytic apatite film |
| 12/25/2012 | US8337645 Method and plant for heat treatment of metallic elements |
| 12/12/2012 | CN102206754B Method for producing ferrovanadium |
| 12/06/2012 | US20120308917 Surface alloying of stainless steel |
| 11/21/2012 | CN102051431B Method for producing iron foil by carbonylation |
| 11/15/2012 | WO2012152413A1 Method for thermochemically reacting a particulate material and apparatus for conducting said method |
| 11/15/2012 | US20120285295 Method for producing metallic iron nuggets |
| 11/13/2012 | US8308842 Pyrophoric iron nanoparticles and continuous processes for production thereof |
| 11/07/2012 | EP2520361A1 Method for thermochemically reacting a particulate material and apparatus for conducting said method |
| 11/07/2012 | CN202519315U High-titanium smelting device |
| 10/31/2012 | CN202509117U Equipment for producing high-titanium-content ferrum 70# |
| 10/24/2012 | CN102134646B Method for directly preparing metallic iron and aluminum concentrate by using aluminum high-iron red mud as raw materials |
| 10/18/2012 | US20120260772 Method and System for Processing an Iron Ore Tailings Byproduct |
| 10/17/2012 | CN102127640B Method for producing moderate ferrovanadium |
| 10/16/2012 | US8287771 Method for producing silver particle powder |
| 10/10/2012 | CN102719677A Method for producing iron-copper alloy micropowder by treating copper smelting slag in oxidizing atmosphere kiln |
| 10/03/2012 | CN102218431B Harmless processing method for metal tailings |
| 10/03/2012 | CN102179524B Method for preparing coated nano zero valent iron by rheological phase reaction method, and prepared product thereof |
| 09/27/2012 | US20120240725 Carbon composite agglomerate for producing reduced iron and method for producing reduced iron using the same |
| 09/26/2012 | CN102690920A Iron ore reducing agent, iron ore mixture and method for reducing iron ore |
| 09/26/2012 | CN102337236B Alkaline Bacilluspseudofirmus MC02 and application thereof |
| 08/30/2012 | US20120219476 Methods Of Metal Extraction Using Oximes |
| 08/16/2012 | US20120205839 Method for operating blast furnace |
| 08/08/2012 | CN101665871B Method for producing titanium carbide slag |
| 08/07/2012 | US8236090 Process and apparatus for producing metals and/or primary metal products |
| 08/02/2012 | US20120192679 System and method for producing metallic iron |
| 07/31/2012 | CA2467310C Combined ironmaking and steelmaking plant |
| 07/25/2012 | CN102605182A Method for Production 70# ferrotitanium with high titanium by perrin process |
| 07/25/2012 | CN101768669B Method for processing cobalt-copper alloy at room temperature |
| 07/18/2012 | CN102586534A Method for extracting iron by utilizing nickel slag and preparing fibers |
| 07/04/2012 | CN101967531B Method for preparing high-titanium iron by step-by-step metal thermal reduction |
| 07/04/2012 | CN101914650B Method for reducing oxidation state iron into simple substance iron by using glycerol |
| 06/21/2012 | US20120152064 Chemical agents for leaching polycrystalline diamond elements |
| 06/19/2012 | US8202470 Low NOx fuel injection for an indurating furnace |
| 05/24/2012 | US20120125159 System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas |
| 05/16/2012 | CN202220184U Device for preparing hot melted iron and byproducts thereof by utilizing red mud |
| 04/17/2012 | US8158056 Reactor for producing metal nanoparticles and arrangement having the reactor |
| 04/11/2012 | CN102409178A 一种从高温合金废料中回收铁钴镍金属产品的方法 A method of recovering nickel iron cobalt superalloy scrap metal products from the |
| 03/15/2012 | WO2012032927A1 Reduced iron production method |
| 03/08/2012 | WO2012030413A2 Method for simultaneously producing iron, coke, and power |
| 03/08/2012 | US20120055287 Method for simultaneously producing iron, coke, and power |
| 03/07/2012 | EP2425916A2 Multiple feeder reactor for the production of nano-particles of metal |
| 03/07/2012 | EP2425915A2 Multi mode production complex for nano-particles of metal |
| 03/06/2012 | CA2721492A1 Method of manufacturing direct reduction iron and reduction firing apparatus |
| 03/01/2012 | WO2011140209A3 Processes for iron and steel production |
| 03/01/2012 | US20120048065 Process for slag foaming a non-stainless steel melt in an electric arc furnace |
| 02/15/2012 | CN102352423A Method for selecting and smelting titanium from vanadium titanomagnetite at low temperature |
| 02/14/2012 | US8114337 Lance extraction |
| 02/08/2012 | CN102344983A Device for preparing hot molten iron and byproducts by using red mud |
| 02/08/2012 | CN102344982A Process for preparing hot molten iron and byproducts by utilizing red mud |
| 02/01/2012 | CN102337236A Alkaline Bacilluspseudofirmus MC02 and application thereof |
| 01/25/2012 | CN101457292B Process for recovering nickel ion from biochemical lixivium of laterite nickel mine by using room temperature ion liquid |
| 01/03/2012 | US8088195 Method for manufacturing titanium oxide-containing slag |
| 12/28/2011 | CN202090011U 一种海绵铁冶炼及固相氧化铁还原装置 One kind of sponge iron smelting and solid-phase reduction device |
| 11/23/2011 | CN102251067A Mehtod for extracting reduced iron by impurity removal of pyrite cinder |
| 11/17/2011 | US20110277591 System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas |
| 11/10/2011 | WO2011140209A2 Processes for iron and steel production |
| 10/19/2011 | CN102218431A Harmless processing method for metal tailings |
| 10/05/2011 | CN1721555B Metallurgical vessel |
| 10/05/2011 | CN102206754A Method for producing ferrovanadium |
| 10/04/2011 | US8030055 Method of biotreatment for solid materials in a nonstirred surface bioreactor |
| 09/22/2011 | US20110226092 Process for producing molten iron and apparatus for producing molten iron |
| 09/14/2011 | CN102179524A Method for preparing coated nano zero valent iron by rheological phase reaction method, and prepared product thereof |
| 09/09/2011 | WO2011108570A1 Ironmaking process and ironmaking system |
| 08/24/2011 | CN101638704B Method for extracting iron from copper smelting waste residue |
| 08/24/2011 | CN101495256B Process for the use of metal carbonyls for the production ofnano-scale metal particles |
| 08/23/2011 | US8003064 Controlled copper leach recovery circuit |
| 08/16/2011 | US8000816 Process control system and method for operating a system of this type |
| 08/16/2011 | US7998398 Slag removal system for a burn table |
| 07/27/2011 | CN102134646A Method for directly preparing metallic iron and aluminum concentrate by using aluminum high-iron red mud as raw materials |
| 07/20/2011 | CN102127640A Method for producing moderate ferrovanadium |
| 07/06/2011 | CN102115800A Pollution-free production process for ferrovanadium alloy |
| 06/23/2011 | US20110146447 Method for Controlling Foamed Slag in a Stainless Melt in an Electronic Arc Furnace |
| 06/15/2011 | CN102094098A High-vanadium iron smelting method |
| 06/15/2011 | CN102094097A Production process for smelting vanadium ferro-alloy by electro-aluminothermic process |
| 06/15/2011 | CN102094096A Method for preparing ferrosilicon-titanium with hot titanium-containing blast furnace slag |
| 06/02/2011 | US20110127701 Dynamic control of lance utilizing co-flow fluidic techniques |
| 05/25/2011 | CN101153350B Technique for industrialized development and utilization of red mud |
| 05/19/2011 | US20110113926 Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead |
| 05/12/2011 | US20110112204 Iron-comprising heterogeneous catalyst and process for preparing olefins by reaction of carbon monoxide with hydrogen |
| 05/11/2011 | CN102051431A Method for producing iron foil by carbonylation |
| 05/05/2011 | US20110103426 Steel plate quality assurance system and equipment thereof |
| 05/04/2011 | CN101781719B Method for recovering rare earth from oil shale waste slag |
| 04/27/2011 | CN102031361A Method for comprehensively treating and utilizing dust sludge |
| 04/21/2011 | US20110089617 Device for adjusting the locking point of an electrode |
| 04/20/2011 | CN102021341A New technology of heating and reducing mixture of garbage and iron ore or other metal oxides |
| 03/31/2011 | WO2011001288A3 Metal reduction apparatus, metal reduction system and metallurgical system |
| 03/03/2011 | WO2011024096A1 Additive for bioleaching that is substantially made up of the licanantase lipoprotein, and bioleaching process to which this additive is added to increase the recovery of copper |
| 02/16/2011 | CN101608258B Method for industrially extracting cobalt, copper and iron by taking cobalt-copper alloy as raw material |
| 02/10/2011 | US20110030507 Process and apparatus for producing liquid pig iron or liquid primary steel products |
| 02/09/2011 | CN101967531A Method for preparing high-titanium iron by step-by-step metal thermal reduction |
| 02/09/2011 | CN101362599B Method for simultaneously producing acetylene stones, ferrosilicium and high-purity CO gas |
| 02/03/2011 | US20110023661 Bio-co-cr-mo alloy with ion elution suppressed by structure control, and process for producing same |
| 01/26/2011 | CN101570341B Method for utilizing comprehensive resource of sulfur-containing solid waste |
| 01/13/2011 | WO2010093894A3 Furnace damper control system and method |
| 12/23/2010 | US20100322831 Method for the production of metal products |
| 12/15/2010 | CN101914650A Method for reducing oxidation state iron into simple substance iron by using glycerol |