| Patents for C22B 4 - Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys (1,486) |
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| 07/06/2011 | CN102115821A Method for smelting ferrovanadium |
| 06/30/2011 | US20110158843 Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
| 06/30/2011 | US20110156324 Sidewall and bottom electrode arrangement for electrical smelting reactors and method for feeding such electrodes |
| 06/30/2011 | US20110154946 Method for producing foamed slag |
| 06/29/2011 | CN101545047B Method for producing microalloy ferro-silicon by using a nickle smelting waste slag electric stove integral deoxidation and reduction |
| 06/22/2011 | EP2334832A1 Sidewall and bottom electrode arrangement for electrical smelting reactors and method for feeding such electrodes |
| 06/22/2011 | EP2334831A1 Pentacyclic anion salt and use thereof as an electrolyte |
| 06/08/2011 | EP2329054A1 Production of ferro-alloys |
| 06/08/2011 | CN102089243A Reduction of silica |
| 06/08/2011 | CN101724751B Method for smelting high vanadium ferrovanadium |
| 05/18/2011 | CN102061402A Germanium-technetium-strontium alloy and production method thereof |
| 05/11/2011 | CN102051482A Process for directly reducing ferrochrome powder ore by microwave and crucible special for same |
| 05/04/2011 | CN201817534U Pot-less vertical electric-heating reduction furnace for smelting metal magnesium |
| 05/04/2011 | CN1896326B Method of removal of substance from solid compound m i x of substance x and metal or semi-metal m i |
| 05/04/2011 | CN102041400A Process and equipment for producing high-content manganese silicon alloy from low-grade ferromanganese ore |
| 04/28/2011 | US20110094337 Steelmaking facility comprising a direct reduction plant and an electric-arc furnace |
| 04/27/2011 | CN102036724A Process for the phase transformation of substances |
| 04/27/2011 | CN102031372A Online prediction system for terminal composition of low-carbon ferrochromium in silicothermic smelting |
| 04/27/2011 | CN101643839B Method for producing ferroalloy by using pellet |
| 04/13/2011 | EP2309009A2 Method For preparing A Metallic Article Having An Other Additive Constituent, Without Any Melting |
| 04/13/2011 | CN102010985A Method for smelting ferronickel by laterite-nickel ore added by circular sintering machine-submerged arc furnace |
| 04/07/2011 | US20110079108 Method and apparatus for isolating the radioisotope molybdenum-99 |
| 04/06/2011 | EP1567680B1 Method and apparatus for optimized mixing in a common hearth in plasma furnace |
| 03/31/2011 | US20110072935 Processing of steel making slag |
| 03/22/2011 | US7910048 Apparatus for plasma synthesis of rhenium nano and micro powders |
| 02/24/2011 | US20110042868 Process and Apparatus for Recovery of Non-Ferrous Metals from Zinc Residues |
| 02/24/2011 | US20110041650 Niobium based alloy that is resistant to aqueous corrosion |
| 02/17/2011 | US20110036201 Method for manufacturing molten metal |
| 02/17/2011 | US20110036099 Method for producing a thermoelectric intermetallic compound |
| 02/10/2011 | US20110033335 Producing an alloy with a powder metallurgical pre-material |
| 02/09/2011 | EP2281648A1 Method for preparing metallic alloy articles without melting |
| 02/09/2011 | EP2281647A1 Method for fabricating a metallic article without any melting |
| 02/03/2011 | US20110023659 Process for Preparing a Foaming Slag Former, Product and Use Thereof |
| 02/02/2011 | CN101962714A Production method of low-silicon low-titanium and high-carbon ferrochrome smelted by submerged arc furnace |
| 02/02/2011 | CN101372728B Apparatus for recovery of non-ferrous metals from zinc residues |
| 01/27/2011 | US20110017017 Rapid synthesis and size control of chalcopyrite-based semi-conductor nanoparticles using microwave irradiation |
| 01/26/2011 | EP2276546A1 Process for the phase transformation of substances |
| 01/20/2011 | US20110011211 Metallurgical process and plant herefor |
| 01/13/2011 | US20110005351 Method for treating spheroidal graphite iron and pouring device thereof |
| 01/13/2011 | US20110005350 Recovery method and recovery apparatus of thallium in cement production facilities |
| 01/12/2011 | CN101942561A Method for preparing aluminum-silicon-ferrum alloy from coal gangue |
| 01/05/2011 | CN101545045B Method for producing microalloy ferro-silicon by using a ferrous metasilicate electric stove integral deoxidation and reduction |
| 12/30/2010 | US20100326238 Compositions of matter: system ii |
| 12/29/2010 | EP2266371A1 Method and device for heating a fluid |
| 12/28/2010 | US7858018 Mounting enclosure for burners and particle injectors on an electric arc furnace |
| 12/23/2010 | US20100319488 Continuous production of metallic titanium and titanium-based alloys |
| 12/21/2010 | US7854783 Carbothermic aluminum production apparatus, systems and methods |
| 12/15/2010 | EP2004868B1 Reduction processing of metal-containing ores in the presence of microwave and rf energy |
| 12/01/2010 | CN101899572A Method for preparing ferro-silico-aluminum alloy from andalusite raw ore |
| 11/24/2010 | CN201648487U Alloy device for high-frequency anaerobic smelting of active metals |
| 11/24/2010 | CN201648486U Tapping and casting apparatus in electro-silicothermic process for smelting FeV50 |
| 11/17/2010 | CN101886172A Tank-free vertical electric heating smelting calcium metal reduction furnace |
| 11/17/2010 | CN101886171A Method for enriching nickel by pre-reducing carbon-contained pellets of laterite nickel ore |
| 11/10/2010 | EP2247531A1 Reduction of silica |
| 11/10/2010 | CN101883872A Carbothermic aluminum production apparatus, systems and methods |
| 11/10/2010 | CN101497944B Process for recycling lead and silver by lead silver slag pyrogenic process |
| 11/04/2010 | US20100275727 Getter material and evaporable getter device using the same, and electron tube |
| 11/02/2010 | US7824461 Mixing carbon nanotubes with magnesium particles and heating in a protective gas to achieve a semisolid state paste; stirring using an electromagnetic force to disperse; injecting paste into a die and cooling; uniformity; toughness; high strength; automobiles;aerospace |
| 10/21/2010 | US20100263484 Smelting furnace |
| 10/21/2010 | US20100263483 System and method for recovering minerals |
| 10/21/2010 | US20100263482 Separator and crusher of minerals with microwave energy and method thereof |
| 10/20/2010 | CN1957643B Fracture resistant electrodes for a carbothermic reduction furnace |
| 10/20/2010 | CN101864518A Production method of low-phosphorous ferrovanadium |
| 10/19/2010 | US7815846 Agitator and melting furnace with agitator |
| 10/19/2010 | US7815708 Process and apparatus for recovery of non-ferrous metals from zinc residues |
| 10/14/2010 | US20100258260 Producing metallic articles by reduction of nonmetallic precursor compounds and melting |
| 10/13/2010 | CN101861404A Electric furnace with electrode bores for delivering and melting metal powder |
| 10/12/2010 | US7811511 Particle dispersion copper alloy and method for producing the same |
| 10/12/2010 | CA2557849C Selective reduction of cupriferous calcine |
| 09/30/2010 | US20100242676 Recovery of residues containing copper and other valuable metals |
| 09/30/2010 | US20100242675 Modified induction furnace and process for removing zinc-containing metallurgical waste, with recovery of the metals therefrom |
| 09/22/2010 | CN101838741A Lead skim reducing process |
| 09/22/2010 | CN101838739A Electrothermal impoverishment process for copper smelting slag |
| 09/16/2010 | US20100233767 Process for the recovery of magnesium from a solution and pretreatment |
| 09/14/2010 | US7794519 Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes |
| 09/10/2010 | WO2010046712A3 A method and apparatus for the treatment of granular material with electromagnetic radiation |
| 09/07/2010 | US7790101 Articles for use with highly reactive alloys |
| 09/07/2010 | US7790014 Removal of substances from metal and semi-metal compounds |
| 09/02/2010 | US20100218644 Method of Producing Metals and Alloys by Carbothermal Reduction of Metal Oxides |
| 09/01/2010 | CN101597695B Method for smelting zinc by electric heating rotary kiln |
| 08/31/2010 | US7785389 recycling the waste iron dust from the production of steel; avoiding the formation of islands of materials that are fed into the channel induction furnace; continuously maintaining the thickness of the slag layer so that the thickness is sufficient to support the waste material; metal working |
| 08/25/2010 | CN101812590A Method for producing Al-Si-Cu alloy by electric heating method |
| 08/19/2010 | WO2006030327A3 Microwave liberation system |
| 08/19/2010 | US20100206128 Method and device for removal of elements resolved in a metal melt |
| 08/17/2010 | US7776128 metallothermic reduction of titanium tetrachloride by a reducing agent such as magnesium; nanoparticles of titanium obtained from the reduction are simultaneously melted in a bath of molten titanium formed by the heat of an electric arc between a consumable titanium electrode and the molten titanium |
| 08/17/2010 | US7776127 uses a variety of feed materials that contribute to the molten metal product and/or the vapor phase metal product and/or the slag product and/or function as a binder for briquetting or pelletizing the feed material; improved energy, separation effiiciency |
| 08/17/2010 | US7776126 Processing parameters for operation of a channel induction furnace |
| 08/05/2010 | US20100192726 Method for reduction treatment of electric furnace dust |
| 08/04/2010 | CN101792867A Combined flow treatment method of tin rough concentrate |
| 08/03/2010 | US7766992 Producing metallic articles by reduction of nonmetallic precursor compounds and melting |
| 07/21/2010 | CN101476047B Method for preparing metal aluminum from aluminum-containing raw material |
| 07/14/2010 | CN101775492A Method for producing ferrum-silicon-aluminium alloy by aluminium ashes and copper slag |
| 07/13/2010 | US7753986 Titanium processing with electric induction energy |
| 07/13/2010 | CA2448958C Method for direct metal making by microwave energy |
| 07/07/2010 | EP2203572A1 Electric furnace with electrode bores for delivering and melting metal powder |
| 07/01/2010 | US20100162850 generating molten bath and off-gas in a carbothermic aluminum production reactor wherein molten bath comprises aluminum metal, aluminum carbide and slag, and wherein the off-gas comprises aluminum species, removing aluminum species from off-gas via interaction of off-gas and feedstock |
| 06/23/2010 | CN101122441B Short cold crucible for continuous melting and directional solidification flat blank |
| 06/22/2010 | US7740681 Continuously processing waste from industrial processes such as iron oxide and zinc oxide from steelmaking; slag layer floating into bath containing carbon and is reduced to metal for reuse; a vapor phase metal product that passes into the headspace of the furnace; energy efficiency;industrial scale |
| 06/22/2010 | CA2251811C Metal containing compound reduction and melting process |
| 06/16/2010 | CN1894440B Electrochemical reduction of metal oxides |