| Patents for C22B 5 - General processes of reducing to metals (5,378) |
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| 03/05/2008 | CN101135002A Heat insulating method for reduction tank and reduction tank prepared by the method |
| 03/05/2008 | CN100372602C Treatment of granular solids in an annular fluidized bed with microwaves |
| 03/04/2008 | US7338588 Treating a solid precursor material comprising three or more species, including first and second metals or metalloids (M1,Z) and a non-metal species (X), by electro-deoxidation in contact with a melt comprising a fused salt (M2Y) |
| 02/28/2008 | WO2008022546A1 A reducer, manufacture process thereof, and a reducing furnace for vacuum smelting metal using the reducer |
| 02/27/2008 | EP1891246A1 Processing of metal chloride solutions and method and apparatus for producing direct reduced iron |
| 02/27/2008 | EP1448802B1 Electrochemical processing of solid materials in fused salt |
| 02/27/2008 | CN101133170A Production of ferronickel |
| 02/27/2008 | CN101130834A Metallic reducing material and preparing method thereof |
| 02/27/2008 | CN101130833A Demercuration method for active gold-carrying carbon containing mercury |
| 02/20/2008 | EP1684930A4 Method for producing molybdenum metal and molybdenum metal |
| 02/20/2008 | CN201024206Y Device for preparing high purity magnesium |
| 02/20/2008 | CN201024205Y Metal vacuum smelting device discharging slag by air pressure |
| 02/20/2008 | CN201024204Y Vacuum smelting device for collecting liquid metal from reduction tank top cover |
| 02/20/2008 | CN201024203Y Metal vacuum smelting reduction still capable of eliminating internal local partial pressure |
| 02/20/2008 | CN201024202Y Silicon carbide reduction tank |
| 02/20/2008 | CN201024201Y Heat-storage reduction oven for vacuum metal smelting |
| 02/20/2008 | CN201024200Y Reduction tank wrapped with cover for metal vacuum smelting |
| 02/20/2008 | CN101126134A Hydrogenation method for high-pure cadmium |
| 02/20/2008 | CN101126133A Method for reclaiming valuable element from zinc kiln slag |
| 02/20/2008 | CN101126112A Method and device for reducing metallized pellet by using high-purity water gas in pure oxygen shaft furnace |
| 02/13/2008 | EP1887092A1 Preparation of boron and sodium from sodium tetrataborate by reduction |
| 02/13/2008 | CN101121963A Method of recovering platinum group element and apparatus therefor |
| 02/07/2008 | WO2008014538A1 Lead slag reduction |
| 02/07/2008 | CA2658674A1 Lead slag reduction |
| 02/06/2008 | EP1575701B1 Treatment of granular solids in an annular fluidized bed with microwaves |
| 02/06/2008 | CN101117667A Magnesium metal reduction process using liquid calcium as reducing agent and device thereof |
| 02/06/2008 | CN101117665A Fluid-bed reactor for oxido-reduction sintering of high calcium magnesium titanium slag |
| 02/06/2008 | CN100366770C Method for recovering platinum group element |
| 02/06/2008 | CN100366757C Process and plant for reducing solids containing iron oxide |
| 01/31/2008 | WO2008011788A1 A reduction retort, a preparation method thereof and a vacuum metal refining reduction furnace using the reduction retort |
| 01/30/2008 | CN101113496A Method for preparing low-carbon metal manganese iron by using manganese-poor powdered ore |
| 01/30/2008 | CN101113494A Reducing agent for smelting magnesium by thermal reduction process |
| 01/30/2008 | CN101113493A Vacuum combined smelting method for high-christophite concentrate |
| 01/30/2008 | CN100365140C Method and reactor for production of aluminum by carbothermic reduction of alumina |
| 01/24/2008 | WO2008011206A1 Systems and methods for carbothermically producing aluminum |
| 01/24/2008 | WO2008010733A1 Metal alloy powders production |
| 01/24/2008 | WO2008009433A2 Method and apparatus for reducing metalliferous material to a reduction product |
| 01/24/2008 | CA2658390A1 Metal alloy powders production |
| 01/23/2008 | CN101109448A Heating high temperature valve and uses thereof |
| 01/23/2008 | CN101109045A Method for eliminating partial pressure in metallic vacuum smelting reverting pot and reverting pot thereof |
| 01/23/2008 | CN101109044A Method for improving material heating speed in metallic vacuum smelting reverting pot and reverting pod thereof |
| 01/23/2008 | CN101108389A Dry method dust collecting technique for ferromolybdenum smelting flue gas |
| 01/17/2008 | WO2008006220A1 Chabazite type zeolite supported metallic nanodots |
| 01/17/2008 | CA2657459A1 Zeolite supported metallic nanodots |
| 01/16/2008 | EP1386014B1 Method of recycling metallic coated scrap pieces |
| 01/16/2008 | EP1340822B1 Method for operating rotary hearth type reducing furnace and rotary hearth type reducing furnace facilities |
| 01/16/2008 | CN201006881Y Melting compartment and fusion metallurgy reactor |
| 01/16/2008 | CN101104886A Technique for semi-continuously producing light metal and producing device thereof |
| 01/16/2008 | CN100362119C Multiple heat resources-electric warming magnesium smelting apparatus and process |
| 01/09/2008 | EP1876248A1 PROCESS FOR PRODUCING Ti OR Ti ALLOY, AND PULL-UP ELECTROLYSIS METHOD APPLICABLE TO SAID PROCESS |
| 01/09/2008 | CN201003068Y Energy-saving metal magnesiothermic reduction furnace |
| 01/09/2008 | CN201003066Y Device for separating carbonyl compounds of circulated gas in metallurgical process |
| 01/09/2008 | CN101100720A Technique for smelting vanadium iron from calcium vanadate |
| 01/09/2008 | CN101100709A Method for reclaiming chromium in vanadium oxides producing process |
| 01/02/2008 | CN101096310A Thermo-conductive ceramic reduction pot |
| 01/02/2008 | CN100359029C Method and apparatus for preparing VC-FeNiCr composite material by employing aluminothermy-quick solidification process |
| 12/27/2007 | US20070295167 Method for Producing Ti or Ti Alloy Through Reduction by Ca |
| 12/26/2007 | CN200996039Y Vacuum system for producing sponge titanium |
| 12/26/2007 | CN200996037Y Slag tapper of reducing jar |
| 12/26/2007 | CN100357470C Method for preparing ferro-titantium, steel and ferrovanadium from vanadium-titantium iron headings |
| 12/26/2007 | CN100357457C Metal ferrochromium preparing method by computer-controlled double microwave ovens |
| 12/19/2007 | EP1866448A1 Electrochemical method and apparatus for removing oxygen from a compound or metal |
| 12/19/2007 | CN200992569Y Reduction jar sealing device |
| 12/19/2007 | CN200992568Y High temperature reduction jar slag-cleaning device |
| 12/19/2007 | CN100355910C Composite carbon containing pellet |
| 12/18/2007 | CA2337177C Induction furnace for a metal reduction and melting process |
| 12/12/2007 | CN200988858Y Reducing reaction tank for preparing metal lithium |
| 12/12/2007 | CN200988857Y Coal base environment protection type steel strip type reducing furnace |
| 12/12/2007 | CN101086038A Direct lead smelting method in molten pool and its device |
| 12/12/2007 | CN100354442C Process for preparing Cr7C3-FeNiCr composite by heating aluminium fast solidification tech, and apparatus thereof |
| 12/06/2007 | WO2005079153A3 Solid-fluid composition and uses thereof |
| 11/28/2007 | EP1860519A2 Mass Generation of Individual Virtual Servers, Virtual Web Sites and Virtual Web Objects |
| 11/28/2007 | EP1532301B1 Method for the production of catalysts |
| 11/28/2007 | CN101078062A Method and device for magnesium method titanium sponge production reactor inner heat exchange |
| 11/28/2007 | CN101078057A Method for smelting arsenic-containing gold concentrate |
| 11/28/2007 | CN101078053A Method for extracting metal indium, zinc and bismuth from blast furnace gas ash |
| 11/28/2007 | CN101078052A Method for synthetically reclaiming iron and non-ferrous metal from solid waste of iron and steel plant |
| 11/21/2007 | EP1348038B1 Plasma reduction processing of materials |
| 11/21/2007 | CN101074460A Method for processing tungsten alloy filament |
| 11/21/2007 | CN101074459A Magnesium-refined smelting method by resistance furnace |
| 11/21/2007 | CN100350057C Method for recovering metallic elements, especially metallic chromium, from slag containing metal oxides in an electric-arc furnace |
| 11/20/2007 | US7297180 Injecting gas in a stream at a supersonic velocity from an injection device into a vacuum vessel; combusting fuel and oxidant to form a flame envelope around the gas stream forming and maintaining a coherent gas jet |
| 11/15/2007 | WO2007130483A2 Tantalum powder with smooth surface and methods of manufacturing same |
| 11/15/2007 | WO2007097823A3 Thermal and electrochemical process for metal production |
| 11/15/2007 | US20070264151 Methods And Systems For Removing Copper From Ferrous Scrap |
| 11/15/2007 | DE102006020840A1 Verfahren zur Gewinnung von Magnetit A process for recovering magnetite |
| 11/14/2007 | EP1747297B1 Method for reducing cr in metallurgical slags containing cr |
| 11/14/2007 | EP1689895B1 Method using selected carbons to react with al2o and al vapors in the carbothermic production of aluminum |
| 11/14/2007 | CN200974862Y Titanic chloride gasification apparatus for producing titanium sponge by magnesium process |
| 11/14/2007 | CN200974861Y Retort cap for producing titanium sponge by magnesium process |
| 11/14/2007 | CN200974857Y Reboiler for carbonyl rectification |
| 11/14/2007 | CN200974856Y Metallic particles dispersion apparatus used for metallurgy procedure |
| 11/14/2007 | CN101070569A Process for producing high-nickel material using blast furnace |
| 11/14/2007 | CN100348752C Vacuum, heat and coal reduction method for extracting metal magnesium from magnesium oxide ore |
| 11/08/2007 | WO2007124870A2 Method for producing liquid pig iron or liquid steel intermediate products from fine-particled material containing iron oxide |
| 11/08/2007 | US20070256519 Fluidized beds; iron ore |
| 11/08/2007 | US20070256518 Ironmaking and Steelmaking |
| 11/07/2007 | EP1851345A1 Production of ferronickel |
| 11/07/2007 | EP1753883B1 A direct reduction process and apparatus |
| 11/07/2007 | EP1658467B1 Electric reducing furnace |