| Patents for C22B 5 - General processes of reducing to metals (5,378) |
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| 03/04/2010 | CA2735009A1 Method for processing solid or molten materials |
| 03/02/2010 | CA2417440C Process for production of metallic powder, metallic powder, conductive paste containing the metallic powder, and multilayer ceramic capacitor |
| 02/25/2010 | US20100044933 Method and plant for the heat treatment of solids containing iron oxide |
| 02/25/2010 | US20100043599 Method and device for producing molten material |
| 02/25/2010 | US20100043598 Purification of pgm species from mixtures thereof |
| 02/25/2010 | DE102004053676B4 Verfahren und Anlage zur Herstellung von Titanschlacke aus Ilmenit Method and apparatus for producing titanium slag from ilmenite |
| 02/23/2010 | CA2341898C A direct smelting process |
| 02/18/2010 | US20100040512 Method and plant for the heat treatment of solids containing iron oxide |
| 02/18/2010 | US20100037728 Method for reducing chromium containing raw material |
| 02/17/2010 | EP2152925A1 Process for the production of chromium metal nuggets from chromite ores/concentrates. |
| 02/17/2010 | CN101652486A metallothermic reduction of in-situ generated titanium chloride |
| 02/17/2010 | CN101649394A Method of recycling Ag-SnO2 waste material |
| 02/11/2010 | US20100031777 Ore treating method, ore treating apparatus, iron manufacturing method, and iron and steel manufacturing method |
| 02/11/2010 | US20100031776 System and method of producing metallic iron |
| 02/10/2010 | CN101643850A Method for preparing nonferrous metal by vacuum thermal recovery |
| 02/10/2010 | CN101643849A Method for preparing nonferrous metal by micro mist thermal recovery |
| 02/09/2010 | USRE41099 Recovery of cobalt from cobalt containing materials, ores, scrap, slag, metallurgical intermediates and by-products, particularly nickel-and iron-containing materials, by treating metal carbonyl mixture with nitric oxide and carbon monoxide to form cobalt nitrosyl tricarbonyl, which is pyrolysed to metal |
| 02/07/2010 | CA2674522A1 Silver nanoparticle process |
| 02/04/2010 | WO2010012042A1 Production process |
| 02/04/2010 | US20100025899 Method and device for operating a change converter unit of an oxygen steel-making plant |
| 02/04/2010 | CA2731670A1 Production process |
| 02/03/2010 | CN100587080C Direct reduction device and method |
| 01/28/2010 | WO2009125341A3 Method and apparatus for the microbiological removal of mercury from contaminated materials |
| 01/28/2010 | US20100018350 Hydrometallurgical process for a nickel oxide ore |
| 01/26/2010 | US7651547 Heating ilmenite to 700-950 degrees C. in the bed; gas flow from below through a tube into a mixing chamber of the reactor, the tube being partly surrounded by a stationary annular fluidized bed; gas velocities adjusted to particle Froude numbers; titanium oxide; iron; iron oxide (FeO) |
| 01/14/2010 | DE102008033558A1 Verfahren und Anlage zur Herstellung von Calcine-Produkten Process and apparatus for the production of calcine products |
| 01/13/2010 | EP1230407B1 Solid state reduction of oxides |
| 01/13/2010 | CN100580098C Direct reduction process |
| 01/13/2010 | CN100580097C Supplying of solid feed materials for direct smelting process |
| 01/06/2010 | CN101619393A Vacuum concentrating level-by-level reduction method for vanadium-titanium magnetite |
| 01/06/2010 | CN101619392A Charging barrel of vacuum melting and reducing tank |
| 01/06/2010 | CN100577829C Floating smelting and immersed air refining integrated continuous copper smelting method and device |
| 01/05/2010 | US7641713 Charging a chromium(Cr)-containing liquid slag onto an iron bath; increasing the carboncontent and suppling energy; tapping the liquid slag having a Cr content of about 0.1% weight after reduction of the Cr; cooling and lowering the carbon content to <1%;leaving the remaining slag for the next melt |
| 12/31/2009 | US20090320647 Pressure control in direct smelting process |
| 12/30/2009 | CN101613801A Method for reducing metal, method for metallurgy, products and devices |
| 12/30/2009 | CN100575509C Comprehensive utilization method for red mud |
| 12/29/2009 | CA2362294C Treatment of metal sulphide concentrates by roasting and arc furnace smelt reduction |
| 12/23/2009 | CN101608264A Waste lead recovering method for lead-acid storage batteries |
| 12/23/2009 | CN101608262A Molten metal oxidation-resistant chelating reducer |
| 12/23/2009 | CN100572571C Internally heating apparatus and manufacturing method thereof |
| 12/22/2009 | CA2578876C Process for producing metal powders |
| 12/22/2009 | CA2390359C Method for reduction of nickel |
| 12/22/2009 | CA2390356C A method for the reduction of nickel from an aqueous solution |
| 12/22/2009 | CA2154064C Process for manufacturing corrosion resistant metal products |
| 12/17/2009 | US20090311154 Extraction process for reactive metal oxides |
| 12/17/2009 | US20090308205 Direct smelting plant with waste heat recovery unit |
| 12/16/2009 | CN101605913A Rotary hearth reducing furnace and method of operating the same |
| 12/16/2009 | CN101603141A Method for producing ferronickel by utilizing low-magnesium intermediate type laterite nickel ore |
| 12/15/2009 | US7632334 Method and plant for the heat treatment of solids containing iron oxide |
| 12/15/2009 | US7632333 Process for separating TI from a TI slurry |
| 12/15/2009 | CA2517854C Method and reactor for production of aluminum by carbothermic reduction of alumina |
| 12/15/2009 | CA2313622C Start-up procedure for direct smelting process |
| 12/15/2009 | CA2311171C Process for preparing metal powders, metal powders thus prepared, and compacts containing said powders |
| 12/10/2009 | US20090301260 Efficient process for previous metal recovery from fuel cell membrane electrode assemblies |
| 12/09/2009 | EP2130947A1 Method of recovering valuable metal from scrap containing conductive oxide |
| 12/09/2009 | CN101597696A Method for smelting magnesium by hot method |
| 12/09/2009 | CN101597691A Process method for treating solid waste containing copper and nickel |
| 12/09/2009 | CN100567510C Process for producing reduced matal and agglomerate with carbonaceous material incorporated therein |
| 12/09/2009 | CN100567509C Tunnel kiln without exterior combustion chamber and production of direct reduced iron by composite tunnel kiln |
| 12/09/2009 | CN100567165C Extraction process for reactive metal oxides |
| 12/08/2009 | US7628904 Minimising carbon transfer in an electrolytic cell |
| 12/02/2009 | CN101591731A Method and device for reducing and baking for high-valent manganese minerals |
| 12/02/2009 | CN100564555C Direct reduction process using a single fluidized bed |
| 12/02/2009 | CN100564551C Heat recovering and microwave reducing manganese ore roasting process and apparatus |
| 12/01/2009 | US7625422 Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 12/01/2009 | US7625421 Molybdenum metal powders |
| 12/01/2009 | CA2285786C Niobium powder and a process for the production of niobium and/or tantalum powders |
| 11/25/2009 | EP2121995A1 Dynamic asymmetric nvram partitioning of communication devices in remote-upgradeable environments |
| 11/25/2009 | EP2121521A1 Carbothermic processes |
| 11/25/2009 | CN101589161A Group IVB metal processing with electric induction energy |
| 11/25/2009 | CN101586188A Two-stage roasting mineral smelting integrated technique of laterite |
| 11/25/2009 | CN101586187A Method for smelting laterite nickel ore by rotary furnace using natural gas as fuel |
| 11/19/2009 | WO2009139667A1 Method and device for the pressure production of chemically active metals |
| 11/19/2009 | WO2009139666A1 Method and device for producing chemically active metals by rod electrical resistance |
| 11/19/2009 | US20090286678 High Surface Area Metal And Metal Oxide Materials and Methods of Making the Same |
| 11/18/2009 | CN201347450Y Continuous high-temperature solid material smelting system for vacuum carbothermic reduction of nickel-bearing laterite |
| 11/18/2009 | CN100560739C Technique for reverting ironmaking by comprehensive utilization of fusion of coal gas and small ore |
| 11/17/2009 | CA2374628C Soft iron pigments |
| 11/12/2009 | WO2009135269A1 Carbothermic processes |
| 11/11/2009 | CN201343564Y Reduction spray gun for reduction furnace |
| 11/05/2009 | WO2009132460A1 Method of treating metalliferrous materials |
| 11/05/2009 | US20090272229 Chemical process for recovery of metals contained in industrial steelworks waste |
| 11/05/2009 | CA2722707A1 Method of treating metalliferrous materials |
| 10/29/2009 | WO2009129570A1 Method and apparatus for forming titanium-aluminium based alloys |
| 10/29/2009 | WO2009089896A3 Method for treating fly ash |
| 10/29/2009 | US20090266200 Method for Reducing Metal Oxide Slags or Glasses and/or for Degassing Mineral Melts, and Device for Carrying Out Said Method |
| 10/29/2009 | CA2722017A1 Method and apparatus for forming titanium-aluminium based alloys |
| 10/28/2009 | EP2112236A1 Rotary hearth reducing furnace and method of operating the same |
| 10/28/2009 | EP2111468A1 Method for reducing oxidic slags and dusts and inductively heatable furnace for carrying out this method |
| 10/28/2009 | CN101565781A Method and device for producing high-purity antimony |
| 10/28/2009 | CN101565780A Smelting method of polymetallic lead-zinc sulfide ore |
| 10/28/2009 | CN100554448C Method and apparatus for producing reduced metal |
| 10/28/2009 | CN100554447C Method for preparing metal from according metal halid |
| 10/28/2009 | CN100554439C Method and device for reducing metallized pellet by using high-purity water gas in pure oxygen shaft furnace |
| 10/27/2009 | US7608128 Direct reduction process and apparatus |
| 10/22/2009 | WO2009127053A1 Process for production of nickel and cobalt using metal hydroxide, metal oxide and/or metal carbonate |
| 10/22/2009 | CA2721388A1 Process for production of nickel and cobalt using metal hydroxide, metal oxide and/or metal carbonate |
| 10/21/2009 | EP2109691A1 Metallothermic reduction of in-situ generated titanium chloride |
| 10/21/2009 | CN101560603A Method for preparing magnesium metal and by-product by vacuum carbothermic reduction with serpentine minerals |
| 10/20/2009 | US7604680 Producing nickel-base, cobalt-base, iron-base, iron-nickel-base, or iron-nickel-cobalt-base alloy articles by reduction of nonmetallic precursor compounds and melting |