| Patents for C22B 5 - General processes of reducing to metals (5,378) |
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| 10/20/2009 | US7604679 Fine nickel powder and process for producing the same |
| 10/15/2009 | WO2009125814A1 Agglomerate, containing titanium oxide, for manufacturing granular metallic iron |
| 10/15/2009 | WO2009125341A2 Microbiological mercury removal from contaminated materials |
| 10/14/2009 | EP2108050A1 Group ivb metal processing with electric induction energy |
| 10/14/2009 | CN101555556A Method for comprehensively utilizing laterite-type nickel ore |
| 10/14/2009 | CN101555549A Smelting process for rich manganese and equipment thereof |
| 10/07/2009 | EP1445350B1 Method and apparatus for smelting titanium metal |
| 10/07/2009 | CN101550490A Method of extracting nickel from ni-mo ore metallurgical slag |
| 10/07/2009 | CN100547093C Demercuration method for mercury-containing gold-carrying active carbon |
| 10/06/2009 | US7597740 Recovery of non-ferrous metals from zinc residues |
| 10/06/2009 | US7597736 Method for utilizing slag |
| 10/06/2009 | CA2418063C Production of active nickel powder and transformation thereof into nickel carbonyl |
| 10/06/2009 | CA2405966C A direct smelting process and apparatus |
| 10/06/2009 | CA2324782C A direct smelting apparatus and process |
| 10/03/2009 | CA2661419A1 System and method for producing metallic iron |
| 10/01/2009 | WO2009120108A1 Method for producing chemically active metals and slag recovery and a device for carrying out said method |
| 10/01/2009 | US20090243168 Apparatus for plasma synthesis of rhenium nano and micro powders |
| 10/01/2009 | US20090242853 Process For Producing Niobium Suboxide |
| 10/01/2009 | US20090241731 System and method for extracting base metal values from oxide ores |
| 09/30/2009 | CN101545049A Molten metal reduction release agent |
| 09/30/2009 | CN101544502A Anorthite light weight refractory and preparation method thereof |
| 09/29/2009 | CA2358070C Carbothermic aluminium production using scrap aluminium as coolant |
| 09/29/2009 | CA2268107C Device for dosed introduction of fine particle material into a reactor vessel |
| 09/23/2009 | EP1512475B1 Method for producing metal powder and formed product of raw material for metal |
| 09/23/2009 | CN101538654A Method for extracting stibium from waste of stibium catalyst |
| 09/23/2009 | CN101538628A Method for directly reducing laterite-nickel into nickel-bearing ball iron in tunnel kilns |
| 09/22/2009 | US7591874 Method and apparatus for reducing metal-oxygen compounds |
| 09/17/2009 | US20090230598 Co-Production of Steel, Titanium and High Grade Oxide |
| 09/17/2009 | US20090229416 Refining Molten Metal |
| 09/17/2009 | US20090229413 Method and Apparatus for Recovering Valuable Substance From Lithium Secondary Battery |
| 09/16/2009 | EP2100978A1 Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead |
| 09/16/2009 | CN201309957Y Internal-heating reduction furnace for semi-continuous production of magnesium metal, calcium and strontium |
| 09/16/2009 | CN101532091A Technology of extracting and separating valuable metals such as Pb, In, Sb, Cu and Sn from lead smelting converter slags |
| 09/16/2009 | CN101532087A Method for preparing metal and hydrogen gas by thermal circulation of carbon dioxide |
| 09/16/2009 | CN101531939A Coke deterioration inhibitor and preparation method thereof |
| 09/16/2009 | CN100540695C Gas continuous production vertical reducing furnace and magnesium refining method of the same |
| 09/15/2009 | US7588624 Method of producing gold nanoprisms |
| 09/15/2009 | CA2429026C Intermetallic compounds |
| 09/15/2009 | CA2412530C Method and installation for the indirect reduction of particulate oxide-containing ores |
| 09/15/2009 | CA2332013C Process for the production of ultrafine powders |
| 09/11/2009 | WO2009110819A1 Method for producing chemically active metals and a device for carrying out said method |
| 09/11/2009 | WO2009110149A1 Process for recovery of valuable metals from scrap izo |
| 09/10/2009 | US20090226284 Supply system for suspension smelting furnace |
| 09/09/2009 | CN100537784C Electric reducing furnace |
| 09/08/2009 | US7585457 Separation process |
| 09/08/2009 | US7585350 pelletizing mixed nickel iron hydroxide product to produce nickel iron hydroxide pellets; calcining the pellets to produce mixed nickel iron oxide pellets; reducing nickel iron oxide pellets with one or more reducing gases at high temperatures to produce ferronickel pellets; leaching, ion-exchanging |
| 09/08/2009 | CA2338591C A direct smelting process |
| 09/03/2009 | WO2009107647A1 Process for the recovery of metal |
| 09/03/2009 | WO2009107339A1 Manufacturing method for a reducing metal and an electrolytic apparatus to be used in the same |
| 09/03/2009 | US20090217786 Processing of laterite ore |
| 09/02/2009 | EP2096181A1 Briquette iron by hot molding and process for producing the same |
| 09/02/2009 | CN101520276A Vacuum smelting and reducing device capable of collecting metal magnesium |
| 09/01/2009 | CA2335753C A direct smelting process |
| 08/27/2009 | WO2009103120A1 Reduction of silica |
| 08/27/2009 | US20090211401 Method for the direct reduction of iron oxides to metallic iron utilizing coke oven gas or the like |
| 08/26/2009 | CN101514399A Balancing lead smelting process for comprehensive resource utilization and device thereof |
| 08/26/2009 | CN100532593C Reduction and carbonization method for titanium-containing raw material |
| 08/26/2009 | CN100532502C Apparatus and process for the treatment of a material under pyrolytical conditions, and use thereof |
| 08/25/2009 | US7578965 purification by electrolytic refining; uniform thickness distribution, has a purity of 4N (99.99%) or higher, and is used in forming a capacitor electrode of a semiconductor memory |
| 08/25/2009 | CA2387694C Method of producing reduced metals and apparatus for reducing metal oxides |
| 08/20/2009 | WO2009101246A1 Method and arrangement for measuring at least one physical magnitude, such as temperature, flow or pressure of the cooling fluid flowing in an individual cooling element cycle of a cooling element in a metallurgical furnace |
| 08/19/2009 | EP2090669A2 Method for generating ruthenium from materials or noble metal ore concentrates containing ruthenium or ruthenium oxide |
| 08/19/2009 | EP2089318A1 Purification method |
| 08/19/2009 | CN201292397Y Vacuum metallurgy furnace suitable for producing magnesium metal with carbon thermoreduction of magnesium oxide |
| 08/19/2009 | CN101512024A Lead slag reduction. |
| 08/19/2009 | CN100529125C Method and plant for the heat treatment of solids containing iron oxide |
| 08/19/2009 | CN100529118C Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 08/19/2009 | CN100529110C Ironmaking and steelmaking |
| 08/19/2009 | CN100529108C Modular furnace for reducing melting |
| 08/13/2009 | WO2008100650A8 Low carbon aluminum production method using single furnace carbothermic reduction with off-gas treating and recycling |
| 08/13/2009 | US20090202385 Preparation of alloys by the armstrong method |
| 08/12/2009 | EP1996735A4 Production of iron using environmentally-benign renewable or recycled reducing agent |
| 08/12/2009 | CN201288213Y Titanium sponge distillation passage-way and heating apparatus |
| 08/12/2009 | CN101505893A Metal alloy powders production |
| 08/12/2009 | CN100526488C Method and device for magnesium method titanium sponge production reactor inner heat exchange |
| 08/11/2009 | CA2270225C Process for returning finely dispersed solids discharged with a carrier gas from a reactor vessel |
| 08/05/2009 | CN101497944A Process for recycling lead and silver by lead silver slag pyrogenic process |
| 08/05/2009 | CN100523235C Method for reducing metallic titanium from titanium-containing materials |
| 08/05/2009 | CN100523234C Outer heating process multiple corrugated magnesium-smelting reduction jug |
| 07/30/2009 | WO2009092631A1 Phlegmatized metal powder or alloy powder and method and reaction vessel for the production thereof |
| 07/30/2009 | WO2009076684A3 Recovery of metal, espacially silver, from metal chlorides by hydrogen reduction |
| 07/30/2009 | US20090188348 Continuous process |
| 07/30/2009 | CA2712929A1 Phlegmatized metal or alloy powder and method and/or reaction vessel for its manufacture |
| 07/29/2009 | EP2082070A1 Recovery of non-ferrous metals from by-products of the zinc and lead industry using electric smelting with submerged plasma |
| 07/29/2009 | CN100521037C Alkali metal generating agent, |
| 07/29/2009 | CN100519785C Metal Mg, Ca and Sr reducing apparatus |
| 07/29/2009 | CN100519784C Apparatus for making sponge iron by direct-cooled combination method |
| 07/23/2009 | WO2009089896A2 Method for treating fly ash |
| 07/22/2009 | CN201276589Y Side-blown converter spray gun for non-ferrous metal |
| 07/22/2009 | CN201276588Y Environment friendly energy-saving reducing smelting furnace for secondary metal |
| 07/16/2009 | WO2004024963A3 Methods of making elemental materials and alloys |
| 07/15/2009 | EP2078699A1 Method for making niobium suboxide |
| 07/14/2009 | US7559969 Methods and apparatuses for producing metallic compositions via reduction of metal halides |
| 07/02/2009 | WO2009081091A1 Carbothermic aluminium production process |
| 07/02/2009 | WO2009080522A1 Synthesis of au, pd, pt or ag nano- or microcrystals via reduction of metal salts by cellulose in the ionic liquid 1-butyl-3-methyl imidazolium chloride |
| 07/02/2009 | US20090165598 Novel phosphinic acids and their sulfur derivatives and methods for their preparation |
| 07/01/2009 | EP1753566B1 Method for the production of niobium and tantalum powder |
| 07/01/2009 | CN201265032Y Modularized reducing furnace |
| 06/30/2009 | US7553383 Method for fabricating a martensitic steel without any melting |
| 06/30/2009 | CA2315502C Control of molten metal level in a direct smelting vessel |