| Patents for C22B 5 - General processes of reducing to metals (5,378) |
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| 07/28/2005 | WO2005067366A2 Supply system for suspension smelting furnace |
| 07/26/2005 | US6921473 Blending particulate reinforcement with metal oxide or semi-metal oxide powder; sintering; removing oxygen by electrolysis under conditions such that reaction of oxygen rather than metal deposition occurs at an electrode surface |
| 07/20/2005 | EP1034311B1 Direct smelting process for producing metals from metal oxides |
| 07/20/2005 | CN1641053A Composite additive for vanadium-titanium magnetite reduction |
| 07/20/2005 | CN1211819C Capacitor powder, making method thereof and capacitor including said powder |
| 07/19/2005 | US6918947 Method for making reduced iron |
| 07/14/2005 | US20050150328 tantalum oxide (Ta2O5); reacting a valve metal oxide with a vapor-phase transport agent to form a gaseous valve metal species, and treating with solid getter material(s) to form the valve metal; electrolytic capacitors; anodes |
| 07/14/2005 | US20050150327 Reduction reaction is used, often combined with a flux agent to enhance separation of the reaction products; e.g. titanium dioxide to titanium metal using lithium as reductant |
| 07/13/2005 | EP1551939A1 Apparatus and process for the treatment of a material under pyrolytical conditions, and use thereof |
| 07/13/2005 | CN1639362A Method for production of metallic elements of high purity such as chromes |
| 07/13/2005 | CN1639361A Reductive method for production of metallic elements such as chrome using a crucible with a perforated wall |
| 07/07/2005 | US20050145072 High-purity sponge titanium material and its production method |
| 07/07/2005 | US20050145069 Method of manufacturing niobium and/or tantalum powder |
| 06/30/2005 | DE10260737B4 Verfahren und Anlage zur Wärmebehandlung von titanhaltigen Feststoffen Method and apparatus for heat treatment of titanium-containing solids |
| 06/29/2005 | EP1546420A1 A separation process |
| 06/29/2005 | EP1546419A1 Production of metals and alloys using solid carbon produced from carbon-containing gas |
| 06/29/2005 | CN1633511A High-purity spongy titanium material and its production method |
| 06/29/2005 | CN1208475C Direct smelting process |
| 06/23/2005 | WO2005056843A1 Method using selected carbons to react with al2o and al vapors in the carbothermic production of aluminum |
| 06/22/2005 | EP1386013B1 Method for reutilizing mill scale sludges and coal fines |
| 06/22/2005 | CN1207400C Direct smelting process and container therefor |
| 06/16/2005 | WO2005023725A3 Ceramics and methods of producing ceramics |
| 06/15/2005 | CN1206377C V2O3 electro-aluminothermic process for smelting FeV |
| 06/09/2005 | WO2005052219A1 Apparatus and method for the reduction of metals |
| 06/09/2005 | WO2005051580A1 Method for producing molybdenum metal and molybdenum metal |
| 06/07/2005 | US6902601 Combining a precursor material (halide of an elmental material) with a reducing gas, to form an elemental material and a first reaction product, exposing the first reaction product to a reductant material to form a reductant halide |
| 06/01/2005 | CN1623003A Method for producing metallic iron |
| 05/26/2005 | WO2005046912A1 Method for producing metallic tantalum or niobium |
| 05/26/2005 | US20050109162 From their ores by electrolysis, where a first metal is in ionic form, and a second metal is in colloidal form and is less reactive than the first metal; industrial scale electrochemistry |
| 05/25/2005 | EP1532301A1 Method for removal of metal contaminants |
| 05/25/2005 | EP1230655B1 Capacitor powder |
| 05/25/2005 | DE10350959A1 Recovery of metallic elements, especially Cr from metal-containing slags used in the production of Cr-containing steels |
| 05/25/2005 | CN1618999A Method of producing metal magnesium by bischofite drying calicing to make magnesium oxide to vacuum thermo reduction |
| 05/24/2005 | US6896846 Mixing cobalt oxide powder with metal powder to create a powder compact and heating under an ambient inert gas pressure of .08-1 atmospheres; pore-free cobalt alloy |
| 05/19/2005 | US20050103157 Recovering metals trapped in ores and slags by reacting laterites, magnetites or iron oxides with carbon, chloride and water using microwave radiation as the primary energy source; the water, carbon and chloride can be recycled |
| 05/18/2005 | CN2700801Y Vacuum reducing furnace for metal smelting |
| 05/18/2005 | CN1202272C Apparatus for producing low-carbon manganese-iron using manganese-rich slag |
| 05/12/2005 | US20050097991 Reacting gaseous metal halide with reducing agent (hydrogen); solidification; chemical vapor deposition; alloying; for producing titanium particles and alloys for use in powder metallurgy applications |
| 05/11/2005 | EP1529121A1 Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resulant product |
| 05/10/2005 | CA2077441C Production of synthetic rutile |
| 05/06/2005 | WO2005040435A1 Oxidative leach process for recovery of hydrocarbons and the extraction of metals |
| 05/05/2005 | US20050092130 Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resultant product |
| 05/04/2005 | EP1112387B1 Direct smelting vessel and direct smelting process |
| 05/04/2005 | CN1200124C Furnace charge for one-step process of producing RE ferro-silicon alloy |
| 05/03/2005 | US6887356 Hollow cathode target and methods of making same |
| 05/03/2005 | US6887298 Injecting carbonaceous reducing agent via tuyeres into throttle point |
| 04/27/2005 | EP1137815B1 A process and an apparatus for producing metals and metal alloys |
| 04/27/2005 | CA2460398A1 Oxidative leach process for the recovery of hydro-carbons and the extraction of metals |
| 04/21/2005 | WO2005035807A1 Methods and apparatuses for producing metallic compositions via reduction of metal halides |
| 04/21/2005 | US20050081682 Method and apparatus for controlling the size of powder produced by the Armstrong Process |
| 04/20/2005 | CN1197985C High-activity reduction agent for smelting iron alloy by electric oven |
| 04/20/2005 | CN1197982C Pressure control |
| 04/14/2005 | WO2005033347A1 Method and apparatus for reducing metal-oxygen compounds |
| 04/14/2005 | DE10260731B4 Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen Method and apparatus for heat treatment of solids containing iron oxide |
| 04/13/2005 | EP1521851A2 Direct production of refined metals and alloys |
| 04/13/2005 | EP1165846B1 Endothermic heat treatment of solids loaded on trolleys moving in a kiln |
| 04/13/2005 | CN1605641A Method for preparation of aluminum scandium alloy by alumino-thermic reduction method |
| 04/12/2005 | CA2341365C 2-stage fluidized bed type fine iron ore reducing apparatus, and reducing method using the apparatus |
| 04/07/2005 | WO2005031014A1 Process and apparatus for recovery of non-ferrous metals from zinc residues |
| 04/07/2005 | CA2539166A1 Process and apparatus for recovery of non-ferrous metals from zinc residues |
| 04/06/2005 | EP1521286A1 Alkali metal generating agent, alkali metal generator, photoelectric surface, secondary electron emission surface, electron tube, method for manufacturing photoelectric surface, method for manufacturing secondary electron emission surface, and method for manufacturing electron tube |
| 04/06/2005 | EP1519805A1 Method for preparing metallic alloy articles without melting |
| 04/06/2005 | CN1603433A Dressing and smelting united technology for processing refractory copper zinc ore mixtures |
| 04/06/2005 | CN1195881C Method for removing chrome and/or nickel from liquid slags |
| 03/31/2005 | WO2005028145A2 Method, apparatus and system for segregating salt from metal powder |
| 03/31/2005 | WO2005014866A3 Process and plant for reducing solids containing iron oxide |
| 03/30/2005 | CN1195077C Rotary Hearth furnace and method for producing reduced metal |
| 03/24/2005 | US20050061109 pelletizing metal or alloy containing oxide film of base metal, with a reducing agent, to form the pellets; treating the pellets in a vacuum with a reducing agent to react with oxide film without sublimation of the metal or alloy and eliminating the surface layer from the particle |
| 03/17/2005 | WO2005024074A1 Process for extracting crystalline titanium oxides |
| 03/17/2005 | WO2005023725A2 Ceramics and methods of producing ceramics |
| 03/17/2005 | DE10336676A1 Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen Method and apparatus for reduction of iron oxide-containing solids |
| 03/16/2005 | CN1596318A Materials processing method and apparatus |
| 03/16/2005 | CN1596317A Integrated ammoniacal solvent extraction and hydrogen reduction of nickel |
| 03/15/2005 | US6866814 Mercury recovery apparatus |
| 03/10/2005 | WO2005022062A1 Electric reducing furnace |
| 03/10/2005 | WO2005021809A1 Method and apparatus for producing metal |
| 03/09/2005 | EP1512475A1 Method for producing metal powder and formed product of raw material for metal |
| 03/09/2005 | EP1177322B1 A fluidized bed reactor for preventing the fine iron ore from sticking therein and method therefor |
| 03/08/2005 | US6863750 Having a purity of at least about 99.99% and an average grain size of about <150 microns; reducing a niobium compound in a container/agitator of a metal with less or the same vapor pressure at the melting point of niobium; sputtering target |
| 03/08/2005 | US6863708 Method for producing metal powder and metal powder, and electroconductive paste and monolithic ceramic capacitor |
| 03/02/2005 | EP1292716B1 Method of processing zinc, cadmium and lead bearing furnace flue dust by heating in the presence of carbonaceous material |
| 03/02/2005 | CN1191376C Directly amelting apparatus |
| 03/01/2005 | US6861038 Ceramics and method of producing ceramics |
| 02/24/2005 | WO2004057044A3 Method and plant for the heat treatment of solids containing iron oxide |
| 02/24/2005 | DE10333156A1 Verfahren zur Herstellung von Niobsuboxid A process for the production of niobium suboxide |
| 02/23/2005 | EP1508550A1 Process for producing niobium suboxide |
| 02/23/2005 | CN1585828A Superconductor materials fabrication method using electrolytic reduction and infiltration |
| 02/23/2005 | CN1584076A Method for preparing magnesium with silica-alumina alloy as electronating agent |
| 02/17/2005 | WO2005014866A2 Process and plant for reducing solids containing iron oxide |
| 02/17/2005 | WO2004097055A3 Fluidized bed for treating iron oxide |
| 02/17/2005 | US20050034561 Reductive method for production of metallic elements such as chrome using a crucible with a perforated wall |
| 02/17/2005 | DE10335847A1 Electric arc reduction furnace for reducing slag in the recovery of metallic components comprises a charging opening for charging material which simultaneously acts as an exhaust gas line opening for the gas produced |
| 02/17/2005 | CA2534863A1 Process and plant for reducing solids containing iron oxide |
| 02/15/2005 | US6855189 Method for removing chrome and/or nickel from liquid slags |
| 02/15/2005 | US6855185 Reducing niobium and/or tantalum oxides with alkali metals and/or alkaline-earth metals to obtain low-grade oxide powder; electrolyte capacitors |
| 02/10/2005 | WO2005012584A1 Nickel metal and process for producing the same |
| 02/09/2005 | CN1576234A Process for producing niobium suboxide |
| 02/03/2005 | DE10332033A1 Verfahren zur Herstellung von Metallpulvern, bzw. von Metallhydridpulvern der Elemente Ti, Zr, Hf, V, Nb, Ta und Cr A process for the production of metal powders, or Metallhydridpulvern of the elements Ti, Zr, Hf, V, Nb, Ta and Cr |
| 02/02/2005 | CN2675682Y Stationary type carbonylation synthesizing reaction vessel |
| 02/02/2005 | CN2675681Y Nickel particle continuous heating apparatus during carbonylation procedure |